{"id":8741,"date":"2026-08-12T15:23:02","date_gmt":"2026-08-12T07:23:02","guid":{"rendered":"https:\/\/www.yantaisensor.com\/?p=8741"},"modified":"2026-08-21T11:14:21","modified_gmt":"2026-08-21T03:14:21","slug":"ghi-vs-dni-vs-dhi-explained","status":"publish","type":"post","link":"https:\/\/www.yantaisensor.com\/vi\/blog\/ghi-vs-dni-vs-dhi-explained","title":{"rendered":"GHI, DNI v\u00e0 DHI trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u00e0 g\u00ec?"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u9633\u80fd\u5df2\u6210\u4e3a\u5168\u7403\u5411\u53ef\u518d\u751f\u80fd\u6e90\u8f6c\u578b\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u4f46\u5149\u4f0f\u7cfb\u7edf\u53ef\u7528\u7684\u592a\u9633\u5149\u6bd4\u8868\u9762\u770b\u8d77\u6765\u66f4\u4e3a\u590d\u6742\u3002\u7406\u89e3GHI\u3001DNI\u4e0eDHI\u7684\u533a\u522b\u5bf9\u4e8e\u638c\u63e1\u592a\u9633\u8f90\u5c04\u7684\u5206\u5e03\u4e0e\u6d4b\u91cf\u65b9\u5f0f\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u8fd9\u4e09\u4e2a\u53c2\u6570\u63cf\u8ff0\u4e86\u5230\u8fbe\u5730\u7403\u8868\u9762\u7684\u592a\u9633\u5149\u7684\u4e0d\u540c\u7ec4\u6210\u90e8\u5206\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u65e5\u5e38\u751f\u6d3b\u4e2d\uff0c\u6211\u4eec\u5c06\u9633\u5149\u89c6\u4e3a\u5355\u4e00\u80fd\u6e90\u6765\u6e90\uff0c\u4f46\u592a\u9633\u8f90\u5c04\u4f1a\u56e0\u592a\u9633\u4f4d\u7f6e\u3001\u5927\u6c14\u6761\u4ef6\u3001\u4e91\u5c42\u8986\u76d6\u548c\u5929\u6c14\u53d8\u5316\u800c\u6301\u7eed\u53d8\u5316\u3002\u5bf9\u4e8e\u592a\u9633\u80fd\u5de5\u7a0b\u5e08\u548c\u5149\u4f0f\u8fd0\u8425\u5546\u800c\u8a00\uff0c\u7406\u89e3\u8fd9\u4e9b\u5dee\u5f02\u6709\u52a9\u4e8e\u6539\u8fdb\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u3001\u80fd\u6e90\u9884\u6d4b\u4ee5\u53ca\u5149\u4f0f\u7cfb\u7edf\u6027\u80fd\u5206\u6790\u7684\u51c6\u786e\u6027\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3 <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/what-is-a-solar-sensor\/\">\u4ec0\u4e48\u662f\u592a\u9633\u8f90\u5c04\u4f20\u611f\u5668<\/a>, \uff0c\u8bf7\u70b9\u51fb\u8be5\u6587\u7ae0\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7585\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-18.webp\" alt=\"c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi kh\u00f4ng d\u00e2y\" class=\"wp-image-7585\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-18.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-18-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-18-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-18-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7581\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14.webp\" alt=\"tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng ch\u1ea1y b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-7581\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u9633\u80fd\u4e2d\u7684GHI\u3001DNI\u4e0eDHI\u5206\u522b\u662f\u4ec0\u4e48\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5230\u8fbe\u5730\u7403\u8868\u9762\u7684\u592a\u9633\u8f90\u7167\u5ea6\u901a\u5e38\u5206\u4e3a\u4e09\u4e2a\u4e3b\u8981\u7ec4\u6210\u90e8\u5206\uff1aGHI\uff08\u6c34\u5e73\u603b\u8f90\u5c04\uff09\u3001DNI\uff08\u76f4\u63a5\u6cd5\u5411\u8f90\u5c04\uff09\u548cDHI\uff08\u6c34\u5e73\u6563\u5c04\u8f90\u5c04\uff09\u3002\u8fd9\u4e9b\u53c2\u6570\u63cf\u8ff0\u4e86\u4e0d\u540c\u5f62\u5f0f\u7684\u592a\u9633\u8f90\u5c04\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u548c\u5149\u4f0f\u7cfb\u7edf\u5206\u6790\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GHI\uff08\u6c34\u5e73\u603b\u8f90\u5c04\uff09\uff1a\u6c34\u5e73\u9762\u4e0a\u63a5\u6536\u5230\u7684\u603b\u592a\u9633\u8f90\u5c04\uff0c\u5305\u62ec\u76f4\u63a5\u8f90\u5c04\u548c\u6563\u5c04\u8f90\u5c04\u3002.<\/li>\n\n\n\n<li>DNI\uff08\u76f4\u63a5\u6cd5\u5411\u8f90\u5c04\uff09\uff1a\u5782\u76f4\u4e8e\u592a\u9633\u5149\u7ebf\u65b9\u5411\u4e0a\u63a5\u6536\u5230\u7684\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u3002.<\/li>\n\n\n\n<li>DHI\uff08\u6c34\u5e73\u6563\u5c04\u8f90\u5c04\uff09\uff1a\u7ecf\u5927\u6c14\u6563\u5c04\u540e\u6c34\u5e73\u9762\u4e0a\u63a5\u6536\u5230\u7684\u592a\u9633\u8f90\u5c04\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e09\u4e2a\u53c2\u6570\u4e4b\u95f4\u7684\u5173\u7cfb\u4e3a\uff1a <strong>GHI = DNI \u00d7 cos(\u03b8z) + DHI<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\u03b8z\u8868\u793a\u592a\u9633\u5929\u9876\u89d2\uff0c\u5373\u592a\u9633\u5149\u7ebf\u4e0e\u5782\u76f4\u65b9\u5411\u4e4b\u95f4\u7684\u5939\u89d2\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u516c\u5f0f\u8868\u660e\uff0cGHI\u7531\u4e24\u90e8\u5206\u7ec4\u6210\uff1a\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u548c\u6563\u5c04\u592a\u9633\u8f90\u5c04\u3002\u56e0\u6b64\uff0cGHI\u901a\u5e38\u4f5c\u4e3a\u4e00\u822c\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u7684\u5173\u952e\u6307\u6807\uff0c\u800cDNI\u548cDHI\u5219\u63d0\u4f9b\u5173\u4e8e\u76f4\u63a5\u9633\u5149\u5f3a\u5ea6\u548c\u5927\u6c14\u6563\u5c04\u6761\u4ef6\u7684\u66f4\u8be6\u7ec6\u4fe1\u606f\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7688\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/weather-monitoring-systems-for-solar-farms.webp\" alt=\"h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t th\u1eddi ti\u1ebft cho c\u00e1c trang tr\u1ea1i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-7688\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/weather-monitoring-systems-for-solar-farms.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/weather-monitoring-systems-for-solar-farms-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/weather-monitoring-systems-for-solar-farms-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/weather-monitoring-systems-for-solar-farms-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7781\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-5.webp\" alt=\"gi\u1ea3i ph\u00e1p gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng trang tr\u1ea1i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-7781\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-5.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-5-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-5-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-5-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f\u6c34\u5e73\u603b\u8f90\u5c04\uff08GHI\uff09\uff1f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">GHI\u7684\u5b9a\u4e49<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/pvpmc.sandia.gov\/modeling-guide\/1-weather-design-inputs\/irradiance-insolation\/global-horizontal-irradiance\/\" target=\"_blank\" rel=\"noopener\">C\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ngang to\u00e0n c\u1ea7u (GHI)<\/a> \u6307\u6c34\u5e73\u9762\u4e0a\u4ece\u6574\u4e2a\u5929\u7a7a\u63a5\u6536\u5230\u7684\u603b\u592a\u9633\u8f90\u7167\u5ea6\u3002\u5b83\u662f\u7528\u4e8e\u63cf\u8ff0\u7279\u5b9a\u4f4d\u7f6e\u592a\u9633\u8f90\u5c04\u6761\u4ef6\u7684\u91cd\u8981\u6d4b\u91cf\u53c2\u6570\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u592a\u9633\u80fd\u5e94\u7528\u4e2d\uff0c\u6c34\u5e73\u603b\u8f90\u5c04\u6570\u636e\u53ef\u5e2e\u52a9\u5de5\u7a0b\u5e08\u8bc4\u4f30\u592a\u9633\u80fd\u8d44\u6e90\u53ef\u7528\u6027\uff0c\u5e76\u4e86\u89e3\u5230\u8fbe\u5730\u9762\u7684\u592a\u9633\u8f90\u5c04\u91cf\u3002\u6d4b\u91cf\u7684GHI\u503c\u4f1a\u968f\u73af\u5883\u6761\u4ef6\u6301\u7eed\u53d8\u5316\uff0c\u5305\u62ec\u592a\u9633\u4f4d\u7f6e\u3001\u4e91\u5c42\u8986\u76d6\u3001\u5927\u6c14\u9897\u7c92\u7269\u548c\u5b63\u8282\u53d8\u5316\u3002\u56e0\u6b64\uff0c\u51c6\u786e\u4e14\u8fde\u7eed\u7684GHI\u76d1\u6d4b\u5bf9\u4e8e\u83b7\u53d6\u53ef\u9760\u7684\u592a\u9633\u80fd\u8d44\u6e90\u6570\u636e\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5982\u4f55\u6d4b\u91cfGHI\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">GHI\u901a\u5e38\u4f7f\u7528\u603b\u8f90\u5c04\u8868\u6216\u592a\u9633\u8f90\u5c04\u4f20\u611f\u5668\u8fdb\u884c\u6d4b\u91cf\uff0c\u4f20\u611f\u5668\u6c34\u5e73\u5b89\u88c5\u5e76\u5177\u6709\u65e0\u906e\u6321\u7684\u5929\u7a7a\u89c6\u91ce\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u9760\u7684GHI\u6d4b\u91cf\u7cfb\u7edf\u9700\u8981\u5177\u5907\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>180\u00b0\u89c6\u573a\u89d2\uff0c\u4ee5\u6355\u83b7\u6765\u81ea\u6574\u4e2a\u5929\u7a7a\u534a\u7403\u7684\u5927\u9633\u8f90\u5c04\u3002.<\/li>\n\n\n\n<li>\u4f59\u5f26\u54cd\u5e94\uff0c\u4ee5\u786e\u4fdd\u9633\u5149\u4ee5\u4e0d\u540c\u89d2\u5ea6\u5230\u8fbe\u4f20\u611f\u5668\u65f6\u4fdd\u6301\u6d4b\u91cf\u7cbe\u5ea6\u3002.<\/li>\n\n\n\n<li>\u6c34\u5e73\u5b89\u88c5\uff0c\u4ee5\u786e\u4fdd\u6d4b\u91cf\u7ed3\u679c\u7b26\u5408\u6c34\u5e73\u603b\u8f90\u5c04\u7684\u5b9a\u4e49\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5149\u4f0f\u76d1\u6d4b\u5e94\u7528\u4e2d\uff0cGHI\u4f20\u611f\u5668\u901a\u5e38\u4e0e\u6c14\u8c61\u7ad9\u6216\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u96c6\u6210\uff0c\u4ee5\u8fde\u7eed\u6536\u96c6\u592a\u9633\u8f90\u5c04\u6570\u636e\u3002\u7ed3\u5408\u6e29\u5ea6\u3001\u6e7f\u5ea6\u548c\u98ce\u901f\u7b49\u5176\u4ed6\u73af\u5883\u53c2\u6570\uff0c\u6240\u6536\u96c6\u7684\u6570\u636e\u53ef\u652f\u6301\u51c6\u786e\u7684\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u548c\u5149\u4f0f\u7cfb\u7edf\u5206\u6790\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48GHI\u5bf9\u5149\u4f0f\u7cfb\u7edf\u81f3\u5173\u91cd\u8981\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u5e73\u603b\u8f90\u5c04\u662f\u5149\u4f0f\u9879\u76ee\u5168\u751f\u547d\u5468\u671f\u4e2d\u6700\u91cd\u8981\u7684\u592a\u9633\u8f90\u5c04\u53c2\u6570\u4e4b\u4e00\u3002\u5728\u5efa\u8bbe\u5149\u4f0f\u7535\u7ad9\u4e4b\u524d\uff0c\u5f00\u53d1\u5546\u901a\u8fc7\u5206\u6790\u957f\u671fGHI\u6570\u636e\u6765\u8bc4\u4f30\u592a\u9633\u80fd\u6f5c\u529b\u3001\u6bd4\u8f83\u4e0d\u540c\u9009\u5740\u5e76\u4f30\u7b97\u9884\u671f\u53d1\u7535\u91cf\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u7cfb\u7edf\u8bbe\u8ba1\u548c\u8fd0\u884c\u9636\u6bb5\uff0cGHI\u6570\u636e\u7528\u4e8e\u5149\u4f0f\u6a21\u62df\u6a21\u578b\uff0c\u4ee5\u9884\u6d4b\u5e74\u53d1\u7535\u91cf\u5e76\u4f18\u5316\u7cfb\u7edf\u914d\u7f6e\u3002\u5b9e\u65f6GHI\u76d1\u6d4b\u8fd8\u53ef\u63d0\u9ad8\u592a\u9633\u80fd\u53d1\u7535\u9884\u6d4b\u7cbe\u5ea6\uff0c\u5e2e\u52a9\u8fd0\u8425\u5546\u7ba1\u7406\u5929\u6c14\u76f8\u5173\u6ce2\u52a8\u5e76\u7ef4\u6301\u7a33\u5b9a\u7684\u80fd\u6e90\u8f93\u51fa\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u5c06\u5b9e\u6d4b\u8f90\u7167\u5ea6\u6570\u636e\u4e0e\u5b9e\u9645\u53d1\u7535\u91cf\u8fdb\u884c\u5bf9\u6bd4\uff0c\u5149\u4f0f\u8fd0\u8425\u5546\u53ef\u4ee5\u8bc6\u522b\u6027\u80fd\u635f\u5931\u3001\u8bc4\u4f30\u7cfb\u7edf\u6548\u7387\u5e76\u4f18\u5316\u8fd0\u7ef4\u7b56\u7565\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"6986\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/solar-farm-weather-monitoring-station.webp\" alt=\"tr\u1ea1m quan tr\u1eafc th\u1eddi ti\u1ebft cho trang tr\u1ea1i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-6986\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/solar-farm-weather-monitoring-station.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/solar-farm-weather-monitoring-station-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/solar-farm-weather-monitoring-station-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/solar-farm-weather-monitoring-station-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"6983\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-13.webp\" alt=\"Tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111a ch\u1ee9c n\u0103ng\" class=\"wp-image-6983\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-13.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-13-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-13-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-13-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f\u76f4\u63a5\u6cd5\u5411\u8f90\u5c04\uff08DNI\uff09\uff1f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">DNI\u7684\u5b9a\u4e49<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f4\u63a5\u6cd5\u5411\u8f90\u5c04\uff08DNI\uff09\u6307\u5782\u76f4\u4e8e\u592a\u9633\u5149\u65b9\u5411\u8868\u9762\u4e0a\u63a5\u6536\u5230\u7684\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u91cf\u3002\u5b83\u4ec5\u6d4b\u91cf\u76f4\u63a5\u6765\u81ea\u592a\u9633\u7684\u76f4\u5c04\u5149\u675f\u8f90\u5c04\uff0c\u4e0d\u5305\u62ec\u5927\u6c14\u6563\u5c04\u7684\u6563\u5c04\u8f90\u5c04\u6216\u5468\u56f4\u8868\u9762\u53cd\u5c04\u7684\u8f90\u5c04\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DNI\u4ee3\u8868\u7279\u5b9a\u4f4d\u7f6e\u53ef\u7528\u76f4\u63a5\u9633\u5149\u7684\u5f3a\u5ea6\uff0c\u662f\u8bc4\u4f30\u4f9d\u8d56\u805a\u5149\u6216\u8ddf\u8e2a\u5f0f\u592a\u9633\u8f90\u5c04\u5e94\u7528\u7684\u91cd\u8981\u53c2\u6570\u3002\u6d4b\u91cf\u503c\u53d7\u5927\u6c14\u6761\u4ef6\u5f71\u54cd\uff0c\u5305\u62ec\u4e91\u5c42\u8986\u76d6\u3001\u6c14\u6eb6\u80f6\u3001\u6e7f\u5ea6\u548c\u7a7a\u6c14\u6c61\u67d3\uff0c\u8fd9\u4e9b\u56e0\u7d20\u4f1a\u51cf\u5c11\u5230\u8fbe\u5730\u9762\u7684\u76f4\u63a5\u9633\u5149\u91cf\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5982\u4f55\u6d4b\u91cfDNI\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNI\u6d4b\u91cf\u9700\u8981\u4e13\u7528\u8bbe\u5907\uff0c\u56e0\u4e3a\u4f20\u611f\u5668\u5fc5\u987b\u59cb\u7ec8\u4e0e\u592a\u9633\u5149\u65b9\u5411\u5bf9\u9f50\uff0c\u4ee5\u51c6\u786e\u6355\u83b7\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u3002\u4e0e\u91c7\u7528\u56fa\u5b9a\u6c34\u5e73\u5b89\u88c5\u7684GHI\u6d4b\u91cf\u4e0d\u540c\uff0cDNI\u6d4b\u91cf\u9700\u8981\u6301\u7eed\u8ddf\u8e2a\u592a\u9633\u8fd0\u52a8\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8e <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/measure-dni-accurately\/\">c\u00e1ch \u0111o ch\u00ednh x\u00e1c b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp th\u00f4ng th\u01b0\u1eddng (DNI)<\/a>, vui l\u00f2ng nh\u1ea5p v\u00e0o \u0111\u00e2y \u0111\u1ec3 \u0111\u1ecdc b\u00e0i vi\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u7684\u76f4\u63a5\u6cd5\u5411\u8f90\u5c04\u6d4b\u91cf\u7cfb\u7edf\u7531\u76f4\u63a5\u8f90\u5c04\u8868\u548c\u592a\u9633\u8ddf\u8e2a\u5668\u7ec4\u6210\u3002\u76f4\u63a5\u8f90\u5c04\u8868\u7528\u4e8e\u6d4b\u91cf\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u5f3a\u5ea6\uff0c\u800c\u592a\u9633\u8ddf\u8e2a\u5668\u81ea\u52a8\u8c03\u6574\u4f20\u611f\u5668\u4f4d\u7f6e\uff0c\u4f7f\u5176\u5168\u5929\u4fdd\u6301\u6b63\u5bf9\u592a\u9633\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c \u0111o DNI ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u su\u1ea5t theo d\u00f5i \u1ed5n \u0111\u1ecbnh. C\u1ea3m bi\u1ebfn ph\u1ea3i lu\u00f4n vu\u00f4ng g\u00f3c v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi t\u1edbi \u0111\u1ec3 tr\u00e1nh sai s\u1ed1 \u0111o do s\u1ef1 thay \u0111\u1ed5i v\u1ecb tr\u00ed c\u1ee7a m\u1eb7t tr\u1eddi. Do c\u00e1c y\u00eau c\u1ea7u n\u00e0y, h\u1ec7 th\u1ed1ng \u0111o DNI ph\u1ee9c t\u1ea1p h\u01a1n c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ti\u00eau chu\u1ea9n nh\u01b0ng cung c\u1ea5p d\u1eef li\u1ec7u quan tr\u1ecdng cho c\u00e1c \u1ee9ng d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp.N\u1ebfu b\u1ea1n mu\u1ed1n bi\u1ebft <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/how-to-measure-solar-irradiance-for-photovoltaic-systems\/\">c\u00e1ch \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi cho h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n<\/a>, \uff0c\u8bf7\u70b9\u51fb\u8be5\u6587\u7ae0\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng c\u1ee7a \u0110o DNI<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNI \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp thay v\u00ec t\u1ed5ng b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi. D\u1eef li\u1ec7u DNI ch\u00ednh x\u00e1c gi\u00fap c\u00e1c k\u1ef9 s\u01b0 \u0111\u00e1nh gi\u00e1 li\u1ec7u m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u00f3 ph\u00f9 h\u1ee3p cho vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp hay kh\u00f4ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">N\u0103ng l\u01b0\u1ee3ng M\u1eb7t tr\u1eddi T\u1eadp trung (CSP)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">DNI l\u00e0 th\u00f4ng s\u1ed1 t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung. C\u00e1c c\u00f4ng ngh\u1ec7 CSP s\u1eed d\u1ee5ng g\u01b0\u01a1ng ho\u1eb7c th\u1ea5u k\u00ednh \u0111\u1ec3 h\u1ed9i t\u1ee5 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp v\u00e0 chuy\u1ec3n \u0111\u1ed5i th\u00e0nh nhi\u1ec7t n\u0103ng nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 ph\u00e1t \u0111i\u1ec7n. V\u00ec b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c h\u1ed9i t\u1ee5 hi\u1ec7u qu\u1ea3, c\u00e1c khu v\u1ef1c c\u00f3 gi\u00e1 tr\u1ecb B\u1ee9c x\u1ea1 Tr\u1ef1c ti\u1ebfp B\u00ecnh th\u01b0\u1eddng cao ph\u00f9 h\u1ee3p h\u01a1n cho ph\u00e1t tri\u1ec3n CSP.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">H\u1ec7 th\u1ed1ng Nhi\u1ec7t M\u1eb7t tr\u1eddi<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7t m\u1eb7t tr\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp \u0111\u1ec3 thu th\u1eadp v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u00e0nh nhi\u1ec7t. \u0110o DNI gi\u00fap \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi s\u1eb5n c\u00f3, h\u1ed7 tr\u1ee3 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng v\u00e0 c\u1ea3i thi\u1ec7n d\u1ef1 \u0111o\u00e1n s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c \u1ee9ng d\u1ee5ng s\u01b0\u1edfi \u1ea5m b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">H\u1ec7 th\u1ed1ng M\u1eb7t tr\u1eddi Theo d\u00f5i<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">DNI c\u0169ng c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c trang b\u1ecb c\u01a1 ch\u1ebf theo d\u00f5i. B\u1eb1ng c\u00e1ch theo d\u00f5i chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u1eb7t tr\u1eddi, c\u00e1c h\u1ec7 th\u1ed1ng theo d\u00f5i c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c nhi\u1ec1u \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp h\u01a1n, \u0111\u1eb7c bi\u1ec7t \u1edf c\u00e1c khu v\u1ef1c c\u00f3 m\u1ee9c b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp cao. D\u1eef li\u1ec7u DNI gi\u00fap x\u00e1c \u0111\u1ecbnh l\u1ee3i \u00edch ti\u1ec1m n\u0103ng c\u1ee7a vi\u1ec7c theo d\u00f5i m\u1eb7t tr\u1eddi v\u00e0 h\u1ed7 tr\u1ee3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7582\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-15.webp\" alt=\"tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng ch\u1ea1y b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-7582\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-15.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-15-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-15-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-15-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7581\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14.webp\" alt=\"tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng ch\u1ea1y b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-7581\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-14-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">B\u1ee9c x\u1ea1 Khu\u1ebfch t\u00e1n N\u1eb1m ngang (DHI) l\u00e0 g\u00ec?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ecbnh ngh\u0129a v\u1ec1 DHI<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ee9c x\u1ea1 Khu\u1ebfch t\u00e1n N\u1eb1m ngang (DHI) \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi nh\u1eadn \u0111\u01b0\u1ee3c tr\u00ean b\u1ec1 m\u1eb7t n\u1eb1m ngang sau khi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi b\u1ecb t\u00e1n x\u1ea1 b\u1edfi kh\u00ed quy\u1ec3n. Kh\u00f4ng gi\u1ed1ng nh\u01b0 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp truy\u1ec1n th\u1eb3ng t\u1eeb m\u1eb7t tr\u1eddi, DHI \u0111\u1ebfn t\u1eeb \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi b\u1ecb t\u00e1n x\u1ea1 do m\u00e2y, ph\u00e2n t\u1eed kh\u00f4ng kh\u00ed, sol kh\u00ed v\u00e0 c\u00e1c h\u1ea1t kh\u00ed quy\u1ec3n kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DHI \u0111\u1ea1i di\u1ec7n cho th\u00e0nh ph\u1ea7n khu\u1ebfch t\u00e1n c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1eeb to\u00e0n b\u1ed9 v\u00f2m tr\u1eddi, kh\u00f4ng bao g\u1ed3m ch\u00f9m b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp. Gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3 thay \u0111\u1ed5i theo c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng nh\u01b0 \u0111\u1ed9 ph\u1ee7 m\u00e2y, \u0111\u1ed9 trong su\u1ed1t c\u1ee7a kh\u00ed quy\u1ec3n, ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed v\u00e0 bi\u1ebfn \u0111\u1ed9ng theo m\u00f9a, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh th\u00f4ng s\u1ed1 quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u \u0111\u1eb7c \u0111i\u1ec3m b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DHI \u0111\u01b0\u1ee3c \u0111o nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c \u0111o B\u1ee9c x\u1ea1 Khu\u1ebfch t\u00e1n N\u1eb1m ngang y\u00eau c\u1ea7u t\u00e1ch b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n kh\u1ecfi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp \u0111\u1ec3 ch\u1ec9 thu \u0111\u01b0\u1ee3c b\u1ee9c x\u1ea1 t\u00e1n x\u1ea1 t\u1eeb b\u1ea7u tr\u1eddi. Ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf b\u1ee9c x\u1ea1 c\u00f3 che ch\u1eafn, \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u00ean b\u1ec1 m\u1eb7t n\u1eb1m ngang trong khi ch\u1eb7n ch\u00f9m b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t h\u1ec7 th\u1ed1ng \u0111o DHI \u0111i\u1ec3n h\u00ecnh k\u1ebft h\u1ee3p m\u1ed9t c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 t\u1ed5ng (pyranometer) v\u1edbi thi\u1ebft b\u1ecb che ch\u1eafn ho\u1eb7c c\u01a1 ch\u1ebf che ch\u1eafn theo d\u00f5i m\u1eb7t tr\u1eddi. H\u1ec7 th\u1ed1ng che ch\u1eafn li\u00ean t\u1ee5c ch\u1eb7n \u0111\u01b0\u1eddng \u0111i tr\u1ef1c ti\u1ebfp c\u1ee7a \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi trong khi v\u1eabn cho ph\u00e9p b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n t\u1eeb b\u1ea7u tr\u1eddi xung quanh \u0111\u1ebfn c\u1ea3m bi\u1ebfn. V\u00ec vi\u1ec7c \u0111o DHI ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a che ch\u1eafn v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh \u0111\u1ecbnh v\u1ecb, vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao DHI l\u1ea1i quan tr\u1ecdng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DHI cung c\u1ea5p th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 \u0111i\u1ec1u ki\u1ec7n t\u00e1n x\u1ea1 kh\u00ed quy\u1ec3n v\u00e0 l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng cho vi\u1ec7c \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n. B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 s\u1eb5n t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 che ph\u1ee7 m\u00e2y, sol kh\u00ed v\u00e0 c\u00e1c thay \u0111\u1ed5i kh\u00ed quy\u1ec3n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn l\u01b0\u1ee3ng b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n \u0111\u1ebfn m\u1eb7t \u0111\u1ea5t. Vi\u1ec7c gi\u00e1m s\u00e1t DHI li\u00ean t\u1ee5c gi\u00fap c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u00e1nh gi\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a th\u1eddi ti\u1ebft, ph\u00e2n t\u00edch nh\u1eefng thay \u0111\u1ed5i trong c\u00e1c m\u00f4 h\u00ecnh b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c t\u1ea5m pin m\u1eb7t tr\u1eddi nghi\u00eang v\u00e0 c\u00e1c m\u00f4 h\u00ecnh m\u00f4 ph\u1ecfng PV ti\u00ean ti\u1ebfn, d\u1eef li\u1ec7u DHI ch\u00ednh x\u00e1c gi\u00fap \u01b0\u1edbc t\u00ednh b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n m\u00e0 c\u00e1c m\u00f4-\u0111un n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi nh\u1eadn \u0111\u01b0\u1ee3c. K\u1ebft h\u1ee3p v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi kh\u00e1c, c\u00e1c ph\u00e9p \u0111o B\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n n\u1eb1m ngang (Diffuse Horizontal Irradiance) c\u1ea3i thi\u1ec7n t\u00ednh to\u00e1n s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng, t\u0103ng c\u01b0\u1eddng d\u1ef1 \u0111o\u00e1n hi\u1ec7u su\u1ea5t PV v\u00e0 h\u1ed7 tr\u1ee3 thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-5 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"7586\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-19.webp\" alt=\"tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng ch\u1ea1y b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-7586\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-19.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-19-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-19-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-powered-weather-station-19-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"6991\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-17.webp\" alt=\"Tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111a ch\u1ee9c n\u0103ng\" class=\"wp-image-6991\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-17.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-17-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-17-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-17-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">GHI so v\u1edbi DNI so v\u1edbi DHI: S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">GHI, DNI v\u00e0 DHI \u0111\u1ea1i di\u1ec7n cho c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c nhau c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111\u1ebfn m\u1eb7t \u0111\u1ea5t. GHI \u0111o t\u1ed5ng b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u00ean b\u1ec1 m\u1eb7t n\u1eb1m ngang, DNI \u0111o \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c v\u1edbi tia n\u1eafng, v\u00e0 DHI \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u00e1n x\u1ea1 t\u1eeb b\u1ea7u tr\u1eddi. C\u00f9ng v\u1edbi nhau, ba th\u00f4ng s\u1ed1 n\u00e0y cung c\u1ea5p s\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi cho c\u00e1c h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa GHI, DNI v\u00e0 DHI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f3m t\u1eaft d\u1ef1a tr\u00ean h\u01b0\u1edbng \u0111o, lo\u1ea1i b\u1ee9c x\u1ea1, thi\u1ebft b\u1ecb y\u00eau c\u1ea7u v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh c\u1ee7a ch\u00fang.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Tham s\u1ed1<\/td><td>GHI<\/td><td>DNI<\/td><td>DHI<\/td><\/tr><tr><td>H\u1ecd v\u00e0 t\u00ean \u0111\u1ea7y \u0111\u1ee7<\/td><td>B\u1ee9c x\u1ea1 n\u1eb1m ngang to\u00e0n ph\u1ea7n (Global Horizontal Irradiance)<\/td><td>B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c (Direct Normal Irradiance)<\/td><td>B\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n n\u1eb1m ngang (Diffuse Horizontal Irradiance)<\/td><\/tr><tr><td>B\u1ec1 m\u1eb7t \u0111o<\/td><td>M\u1eb7t ph\u1eb3ng n\u1eb1m ngang<\/td><td>B\u1ec1 m\u1eb7t vu\u00f4ng g\u00f3c v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi<\/td><td>M\u1eb7t ph\u1eb3ng n\u1eb1m ngang<\/td><\/tr><tr><td>Lo\u1ea1i b\u1ee9c x\u1ea1<\/td><td>B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp + b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n<\/td><td>Ch\u1ec9 b\u1ee9c x\u1ea1 ch\u00f9m tr\u1ef1c ti\u1ebfp<\/td><td>Ch\u1ec9 b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n<\/td><\/tr><tr><td>Thi\u1ebft b\u1ecb \u0111o ch\u00ednh<\/td><td>M\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/td><td>Pyrheliometer v\u1edbi b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi<\/td><td>Pyranometer c\u00f3 che ch\u1eafn<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p \u0110o<\/td><td>\u0110o c\u1ed1 \u0111\u1ecbnh theo ph\u01b0\u01a1ng ngang<\/td><td>\u0110o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp theo d\u00f5i m\u1eb7t tr\u1eddi<\/td><td>\u0110o b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n sau khi ch\u1eb7n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp<\/td><\/tr><tr><td>\u1ee8ng d\u1ee5ng ch\u00ednh<\/td><td>\u0110\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean PV, \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng, gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/td><td>H\u1ec7 th\u1ed1ng CSP, h\u1ec7 th\u1ed1ng nhi\u1ec7t m\u1eb7t tr\u1eddi, h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi theo d\u00f5i<\/td><td>M\u00f4 h\u00ecnh h\u00f3a PV, ph\u00e2n t\u00edch th\u1eddi ti\u1ebft, \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/td><\/tr><tr><td>\u0110\u01a1n v\u1ecb ph\u1ed5 bi\u1ebfn<\/td><td>W\/m\u00b2, kWh\/m\u00b2<\/td><td>W\/m\u00b2, kWh\/m\u00b2<\/td><td>W\/m\u00b2, kWh\/m\u00b2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ed1i quan h\u1ec7 gi\u1eefa GHI, DNI v\u00e0 DHI<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 GHI, DNI v\u00e0 DHI \u0111\u1ea1i di\u1ec7n cho c\u00e1c th\u00e0nh ph\u1ea7n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi kh\u00e1c nhau, ch\u00fang c\u00f3 m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd v\u00e0 c\u00f9ng nhau cung c\u1ea5p b\u1ee9c tranh to\u00e0n c\u1ea3nh v\u1ec1 \u0111i\u1ec1u ki\u1ec7n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed c\u1ee5 th\u1ec3. C\u00e1c gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n trong qu\u00e1 tr\u00ecnh truy\u1ec1n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi, bao g\u1ed3m \u0111\u1ed9 che ph\u1ee7 m\u00e2y, s\u1ef1 h\u1ea5p th\u1ee5 kh\u00ed quy\u1ec3n v\u00e0 n\u1ed3ng \u0111\u1ed9 sol kh\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u1ef1c t\u1ebf, t\u1ef7 l\u1ec7 gi\u1eefa b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp v\u00e0 b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n c\u00f3 th\u1ec3 ti\u1ebft l\u1ed9 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m th\u1eddi ti\u1ebft \u0111\u1ecba ph\u01b0\u01a1ng. Gi\u00e1 tr\u1ecb DNI cao h\u01a1n th\u01b0\u1eddng ch\u1ec9 ra \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n trong tr\u1ebbo h\u01a1n v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp m\u1ea1nh h\u01a1n, trong khi DHI t\u0103ng th\u01b0\u1eddng ph\u1ea3n \u00e1nh s\u1ef1 t\u00e1n x\u1ea1 kh\u00ed quy\u1ec3n l\u1edbn h\u01a1n do m\u00e2y, s\u01b0\u01a1ng m\u00f9 ho\u1eb7c c\u00e1c h\u1ea1t trong kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n, vi\u1ec7c ph\u00e2n t\u00edch c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y c\u00f9ng nhau cung c\u1ea5p \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady h\u01a1n so v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t gi\u00e1 tr\u1ecb b\u1ee9c x\u1ea1 duy nh\u1ea5t. K\u1ebft h\u1ee3p v\u1edbi c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 tr\u00ean m\u1eb7t ph\u1eb3ng m\u1ea3ng (POA), d\u1eef li\u1ec7u GHI, DNI v\u00e0 DHI gi\u00fap c\u1ea3i thi\u1ec7n \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng PV, \u0111\u1ed9 ch\u00ednh x\u00e1c m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t d\u00e0i h\u1ea1n.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-6 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"6985\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/integrated-solar-weather-station-for-PV-monitoring.webp\" alt=\"Tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u00edch h\u1ee3p \u0111\u1ec3 gi\u00e1m s\u00e1t h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-6985\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/integrated-solar-weather-station-for-PV-monitoring.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/integrated-solar-weather-station-for-PV-monitoring-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/integrated-solar-weather-station-for-PV-monitoring-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/integrated-solar-weather-station-for-PV-monitoring-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" data-id=\"7005\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/PV-Module-Soiling-Loss-Monitoring-1024x683.webp\" alt=\"Gi\u00e1m s\u00e1t t\u1ed5n th\u1ea5t do b\u1ee5i b\u1ea9n tr\u00ean m\u00f4-\u0111un PV\" class=\"wp-image-7005\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/PV-Module-Soiling-Loss-Monitoring-1024x683.webp 1024w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/PV-Module-Soiling-Loss-Monitoring-300x200.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/PV-Module-Soiling-Loss-Monitoring-768x512.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/PV-Module-Soiling-Loss-Monitoring-18x12.webp 18w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/PV-Module-Soiling-Loss-Monitoring.webp 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao vi\u1ec7c \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng PV?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ch\u00ednh x\u00e1c l\u00e0 m\u1ed9t tham chi\u1ebfu quan tr\u1ecdng cho vi\u1ec7c ph\u00e1t tri\u1ec3n v\u00e0 v\u1eadn h\u00e0nh d\u1ef1 \u00e1n quang \u0111i\u1ec7n. T\u1eeb vi\u1ec7c \u0111\u00e1nh gi\u00e1 m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m ti\u1ec1m n\u0103ng \u0111\u1ebfn ki\u1ec3m tra hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng, c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 \u0111\u00e1ng tin c\u1eady gi\u00fap c\u00e1c k\u1ef9 s\u01b0 hi\u1ec3u li\u1ec7u h\u1ec7 th\u1ed1ng PV c\u00f3 \u0111ang ho\u1ea1t \u0111\u1ed9ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n n\u1eafng d\u1ef1 ki\u1ebfn hay kh\u00f4ng v\u00e0 nh\u1eefng c\u1ea3i ti\u1ebfn c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft \u1edf \u0111\u00e2u. N\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm hi\u1ec3u th\u00eam v\u1ec1<a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/best-solar-radiation-sensors\/\"> c\u00e1c c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ed1t nh\u1ea5t cho h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t PV<\/a>, \uff0c\u8bf7\u70b9\u51fb\u8be5\u6587\u7ae0\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u00e1nh gi\u00e1 \u0111\u1ecba \u0111i\u1ec3m n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi x\u00e2y d\u1ef1ng m\u1ed9t d\u1ef1 \u00e1n quang \u0111i\u1ec7n, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u1ea7n d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi d\u00e0i h\u1ea1n \u0111\u1ec3 hi\u1ec3u ti\u1ec1m n\u0103ng n\u0103ng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m. C\u00e1c ph\u00e9p \u0111o nh\u01b0 GHI, DNI v\u00e0 DHI gi\u00fap \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u1ecba ph\u01b0\u01a1ng, so s\u00e1nh c\u00e1c \u0111\u1ecba \u0111i\u1ec3m kh\u00e1c nhau v\u00e0 \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng c\u00f3 th\u1ec3 tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ef1c t\u1ebf, d\u1eef li\u1ec7u n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u1ecbch s\u1eed th\u01b0\u1eddng c\u00f3 gi\u00e1 tr\u1ecb h\u01a1n c\u00e1c quan s\u00e1t th\u1eddi ti\u1ebft ng\u1eafn h\u1ea1n v\u00ec c\u00e1c d\u1ef1 \u00e1n PV th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng trong nhi\u1ec1u th\u1eadp k\u1ef7. C\u00e1c b\u1ea3n ghi b\u1ee9c x\u1ea1 \u0111\u00e1ng tin c\u1eady cung c\u1ea5p c\u01a1 s\u1edf ch\u00ednh x\u00e1c h\u01a1n cho vi\u1ec7c x\u00e1c \u0111\u1ecbnh quy m\u00f4 h\u1ec7 th\u1ed1ng, l\u1eadp k\u1ebf ho\u1ea1ch l\u1eafp \u0111\u1eb7t v\u00e0 \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng PV, vi\u1ec7c \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi gi\u00fap c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh x\u00e1c \u0111\u1ecbnh li\u1ec7u nh\u1eefng thay \u0111\u1ed5i trong s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n l\u00e0 do \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft hay do c\u00e1c v\u1ea5n \u0111\u1ec1 th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng. B\u1eb1ng c\u00e1ch so s\u00e1nh b\u1ee9c x\u1ea1 \u0111o \u0111\u01b0\u1ee3c v\u1edbi d\u1eef li\u1ec7u ph\u00e1t \u0111i\u1ec7n, c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n nh\u01b0 che b\u00f3ng, suy gi\u1ea3m hi\u1ec7u su\u1ea5t m\u00f4-\u0111un ho\u1eb7c b\u1ea5t th\u01b0\u1eddng c\u1ee7a b\u1ed9 bi\u1ebfn t\u1ea7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kinh nghi\u1ec7m l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u1ee7a ch\u00fang t\u00f4i, m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn l\u00e0 s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n th\u1ea5p kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a l\u00e0 thi\u1ebft b\u1ecb h\u1ecfng. N\u1ebfu kh\u00f4ng c\u00f3 d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 ch\u00ednh x\u00e1c l\u00e0m tham chi\u1ebfu, r\u1ea5t kh\u00f3 \u0111\u1ec3 ph\u00e2n bi\u1ec7t gi\u1eefa m\u1ed9t ng\u00e0y nhi\u1ec1u m\u00e2y v\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng th\u1ef1c s\u1ef1. Gi\u00e1m s\u00e1t li\u00ean t\u1ee5c cung c\u1ea5p th\u00f4ng tin b\u1ed5 sung c\u1ea7n thi\u1ebft cho c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">D\u1ef1 b\u00e1o n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong d\u1ef1 b\u00e1o s\u1ea3n l\u01b0\u1ee3ng quang \u0111i\u1ec7n. Khi k\u1ebft h\u1ee3p v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m v\u00e0 t\u1ed1c \u0111\u1ed9 gi\u00f3, c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c d\u1ef1 b\u00e1o trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1eb7t tr\u1eddi quy m\u00f4 l\u1edbn, d\u1ef1 b\u00e1o ch\u00ednh x\u00e1c h\u01a1n cho ph\u00e9p nh\u00e0 v\u1eadn h\u00e0nh qu\u1ea3n l\u00fd t\u1ed1t h\u01a1n s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u00f4ng su\u1ea5t, h\u1ed7 tr\u1ee3 \u1ed5n \u0111\u1ecbnh l\u01b0\u1edbi \u0111i\u1ec7n v\u00e0 c\u1ea3i thi\u1ec7n vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-7 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-id=\"7374\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Kyrgyzstan-Solar-Power-Plant-Weather-Monitoring-System-Project-4-768x1024.webp\" alt=\"D\u1ef1 \u00e1n H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t th\u1eddi ti\u1ebft cho nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1eb7t tr\u1eddi t\u1ea1i Kyrgyzstan (20)\" class=\"wp-image-7374\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Kyrgyzstan-Solar-Power-Plant-Weather-Monitoring-System-Project-4-768x1024.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Kyrgyzstan-Solar-Power-Plant-Weather-Monitoring-System-Project-4-225x300.webp 225w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Kyrgyzstan-Solar-Power-Plant-Weather-Monitoring-System-Project-4-9x12.webp 9w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Kyrgyzstan-Solar-Power-Plant-Weather-Monitoring-System-Project-4.webp 800w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"6990\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station.webp\" alt=\"Tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111a ch\u1ee9c n\u0103ng\" class=\"wp-image-6990\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/05\/All-in-One-Solar-Weather-Station-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">GHI, DNI v\u00e0 DHI \u0111\u01b0\u1ee3c \u0111o nh\u01b0 th\u1ebf n\u00e0o trong c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, GHI, DNI v\u00e0 DHI \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m bi\u1ebfn kh\u00e1c nhau d\u1ef1a tr\u00ean \u0111\u1eb7c t\u00ednh b\u1ee9c x\u1ea1 c\u1ee7a ch\u00fang. GHI th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi n\u1eb1m ngang, trong khi DNI v\u00e0 DHI y\u00eau c\u1ea7u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111o chuy\u00ean d\u1ee5ng h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 ch\u1ebf theo d\u00f5i m\u1eb7t tr\u1eddi ho\u1eb7c che ch\u1eafn, \u0111\u1ec3 t\u00e1ch bi\u1ec7t c\u00e1c th\u00e0nh ph\u1ea7n b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp v\u00e0 khu\u1ebfch t\u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng gi\u00e1m s\u00e1t \u0111i\u1ec7n m\u1eb7t tr\u1eddi th\u1ef1c t\u1ebf, c\u00e1c gi\u1ea3i ph\u00e1p \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi c\u1ee7a Yantai Sensor cung c\u1ea5p kh\u1ea3 n\u0103ng thu th\u1eadp d\u1eef li\u1ec7u m\u00f4i tr\u01b0\u1eddng \u0111\u00e1ng tin c\u1eady cho c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1eb7t tr\u1eddi, tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng v\u00e0 nghi\u00ean c\u1ee9u n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o. H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t c\u00f3 th\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi c\u00f9ng v\u1edbi nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, t\u1ed1c \u0111\u1ed9 gi\u00f3 v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n kh\u00e1c, sau \u0111\u00f3 truy\u1ec1n th\u00f4ng tin qua b\u1ed9 ghi d\u1eef li\u1ec7u \u0111\u1ebfn n\u1ec1n t\u1ea3ng gi\u00e1m s\u00e1t \u0111\u1ec3 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t \u0111i\u1ec7n m\u1eb7t tr\u1eddi v\u00e0 qu\u1ea3n l\u00fd n\u0103ng l\u01b0\u1ee3ng. C\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m: C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u2192 B\u1ed9 ghi d\u1eef li\u1ec7u \u2192 N\u1ec1n t\u1ea3ng gi\u00e1m s\u00e1t \u2192 H\u1ec7 th\u1ed1ng ph\u00e2n t\u00edch \u0111i\u1ec7n m\u1eb7t tr\u1eddi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn GHI, DNI v\u00e0 DHI cho c\u00e1c \u1ee9ng d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u00e1c nhau<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u00e1c nhau y\u00eau c\u1ea7u c\u00e1c th\u00f4ng s\u1ed1 b\u1ee9c x\u1ea1 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng, ph\u01b0\u01a1ng ph\u00e1p chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng v\u00e0 m\u1ee5c ti\u00eau gi\u00e1m s\u00e1t. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang t\u1ed5 h\u1ee3p c\u00e1c ph\u00e9p \u0111o GHI, DNI v\u00e0 DHI gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, \u0111\u1ed9 ch\u00ednh x\u00e1c m\u00f4 ph\u1ecfng h\u1ec7 th\u1ed1ng v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t d\u00e0i h\u1ea1n.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u0110\u01a1n \u0111\u0103ng k\u00fd<\/td><td>C\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng<\/td><td>T\u1ea1i Sao C\u00e1c Th\u00f4ng S\u1ed1 N\u00e0y Quan Tr\u1ecdng<\/td><\/tr><tr><td>H\u1ec7 th\u1ed1ng \u0110i\u1ec7n m\u1eb7t tr\u1eddi M\u00e1i nh\u00e0<\/td><td>GHI<\/td><td>\u0110\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng s\u1eb5n c\u00f3 c\u1ee7a t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 h\u1ed7 tr\u1ee3 \u01b0\u1edbc t\u00ednh n\u0103ng l\u01b0\u1ee3ng.<\/td><\/tr><tr><td>Nh\u00e0 M\u00e1y \u0110i\u1ec7n M\u1eb7t Tr\u1eddi Quy M\u00f4 Ti\u1ec7n \u00cdch<\/td><td>B\u1ee9c X\u1ea1 GHI + POA<\/td><td>\u0110\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 b\u1ee9c x\u1ea1 th\u1ef1c t\u1ebf m\u00e0 c\u00e1c t\u1ea5m pin PV nh\u1eadn \u0111\u01b0\u1ee3c.<\/td><\/tr><tr><td>Nh\u00e0 M\u00e1y \u0110i\u1ec7n M\u1eb7t Tr\u1eddi T\u1eadp Trung (CSP)<\/td><td>DNI<\/td><td>\u0110o l\u01b0\u1ee3ng \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp c\u00f3 s\u1eb5n \u0111\u1ec3 t\u1eadp trung n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/td><\/tr><tr><td>Tr\u1ea1m Nghi\u00ean C\u1ee9u N\u0103ng L\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi<\/td><td>GHI + DNI + DHI<\/td><td>Cung c\u1ea5p d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 m\u00f4 h\u00ecnh h\u00f3a.<\/td><\/tr><tr><td>Tr\u1ea1m quan tr\u1eafc th\u1eddi ti\u1ebft<\/td><td>GHI + DHI<\/td><td>Theo d\u00f5i c\u00e1c \u0111i\u1ec1u ki\u1ec7n n\u1eafng v\u00e0 s\u1ef1 thay \u0111\u1ed5i t\u00e1n x\u1ea1 kh\u00ed quy\u1ec3n.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c d\u1ef1 \u00e1n quang \u0111i\u1ec7n, GHI l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, trong khi DNI v\u00e0 DHI tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n khi d\u1ef1 \u00e1n y\u00eau c\u1ea7u ph\u00e2n t\u00edch b\u1ee9c x\u1ea1 chi ti\u1ebft. V\u00ed d\u1ee5, c\u00e1c khu v\u1ef1c c\u00f3 m\u00e2y che ph\u1ee7 th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 c\u00f3 t\u1ef7 l\u1ec7 b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n cao h\u01a1n, khi\u1ebfn DHI c\u00f3 gi\u00e1 tr\u1ecb trong vi\u1ec7c c\u1ea3i thi\u1ec7n m\u00f4 h\u00ecnh hi\u1ec7u su\u1ea5t PV. C\u00e1c d\u1ef1 \u00e1n s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng theo d\u00f5i m\u1eb7t tr\u1eddi ho\u1eb7c c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung th\u01b0\u1eddng y\u00eau c\u1ea7u gi\u00e1m s\u00e1t DNI ch\u00ednh x\u00e1c h\u01a1n v\u00ec \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn h\u01a1n \u0111\u1ebfn s\u1ea3n l\u01b0\u1ee3ng h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb g\u00f3c \u0111\u1ed9 gi\u00e1m s\u00e1t th\u1ef1c t\u1ebf, vi\u1ec7c l\u1ef1a ch\u1ecdn t\u1ed5 h\u1ee3p \u0111o ph\u00f9 h\u1ee3p c\u1ea7n xem x\u00e9t lo\u1ea1i d\u1ef1 \u00e1n, \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c d\u1eef li\u1ec7u y\u00eau c\u1ea7u. M\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 cung c\u1ea5p d\u1eef li\u1ec7u \u0111\u00e1ng tin c\u1eady h\u01a1n cho thi\u1ebft k\u1ebf PV, ph\u00e2n t\u00edch v\u1eadn h\u00e0nh v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-8 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"3568\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-7.webp\" alt=\"Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-3568\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-7.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-7-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-7-768x576.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" data-id=\"3569\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-8.webp\" alt=\"Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-3569\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-8.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-8-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-8-768x576.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">GHI, DNI v\u00e0 DHI kh\u00f4ng ch\u1ec9 l\u00e0 ba ph\u00e9p \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u2014 ch\u00fang cung c\u1ea5p c\u00e1c g\u00f3c nh\u00ecn kh\u00e1c nhau v\u1ec1 c\u00e1ch n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u1ebfn b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t v\u00e0 c\u00e1ch n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o. B\u1eb1ng c\u00e1ch hi\u1ec3u m\u1ed1i quan h\u1ec7 gi\u1eefa b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp, khu\u1ebfch t\u00e1n v\u00e0 t\u1ed5ng b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p gi\u00e1m s\u00e1t ph\u00f9 h\u1ee3p, c\u1ea3i thi\u1ec7n \u0111\u00e1nh gi\u00e1 h\u1ec7 th\u1ed1ng PV v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh d\u1ef1 b\u00e1o n\u0103ng l\u01b0\u1ee3ng \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u1ef1c t\u1ebf, d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 ch\u00ednh x\u00e1c l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ef1 tin, t\u1eeb \u0111\u00e1nh gi\u00e1 \u0111\u1ecba \u0111i\u1ec3m v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng \u0111\u1ebfn v\u1eadn h\u00e0nh h\u00e0ng ng\u00e0y v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t. Yantai Sensor cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c nh\u00e0 m\u00e1y quang \u0111i\u1ec7n, tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng v\u00e0 \u1ee9ng d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o, gi\u00fap kh\u00e1ch h\u00e0ng thu th\u1eadp d\u1eef li\u1ec7u m\u00f4i tr\u01b0\u1eddng \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng t\u1ed1t h\u01a1n.<a href=\"https:\/\/www.yantaisensor.com\/vi\/lien-he-voi-chung-toi\/\">Li\u00ean h\u1ec7 Yantai Sensor<\/a> \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 y\u00eau c\u1ea7u gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u1ee7a b\u1ea1n v\u00e0 t\u00ecm gi\u1ea3i ph\u00e1p \u0111o l\u01b0\u1eddng ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p>\n\n\n<style>.wp-block-kadence-advancedgallery.kb-gallery-wrap-id-8741_637b2b-5c{padding-top:0px;}.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-8741_637b2b-5c{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-8741_637b2b-5c .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-8741_637b2b-5c .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-8741_637b2b-5c .kb-slide-item .kb-gal-image-radius img{border-radius:0px 0px 0px 0px;;}<\/style><div class=\"kb-gallery-wrap-id-8741_637b2b-5c alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-8741_637b2b-5c kb-gallery-caption-style-bottom-hover kb-gallery-filter-none kb-gallery-magnific-init\" data-image-filter=\"none\" data-item-selector=\".kadence-blocks-gallery-item\" data-lightbox-caption=\"true\" data-columns-xxl=\"3\" data-columns-xl=\"3\" data-columns-md=\"3\" data-columns-sm=\"2\" data-columns-xs=\"1\" data-columns-ss=\"1\"><li class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor.webp\" data-alt=\"Yantai Sensor\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor.webp\" width=\"800\" height=\"600\" alt=\"C\u1ea3m bi\u1ebfn Yantai\" data-full-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor.webp\" data-light-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor.webp\" data-id=\"7683\" class=\"wp-image-7683\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2.webp\" data-alt=\"Yantai Sensor\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2.webp\" width=\"800\" height=\"600\" alt=\"C\u1ea3m bi\u1ebfn Yantai\" data-full-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2.webp\" data-light-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2.webp\" data-id=\"7685\" class=\"wp-image-7685\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-2-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1.webp\" data-alt=\"Yantai Sensor\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1.webp\" width=\"800\" height=\"600\" alt=\"C\u1ea3m bi\u1ebfn Yantai\" data-full-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1.webp\" data-light-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1.webp\" data-id=\"7684\" class=\"wp-image-7684\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-1-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3.webp\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3.webp\" width=\"800\" height=\"600\" alt=\"\" data-full-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3.webp\" data-light-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3.webp\" data-id=\"7692\" class=\"wp-image-7692\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-3-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4.webp\" data-alt=\"Yantai Sensor\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4.webp\" width=\"800\" height=\"600\" alt=\"C\u1ea3m bi\u1ebfn Yantai\" data-full-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4.webp\" data-light-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4.webp\" data-id=\"7693\" class=\"wp-image-7693\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-4-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5.webp\" data-alt=\"Yantai Sensor\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5.webp\" width=\"800\" height=\"600\" alt=\"C\u1ea3m bi\u1ebfn Yantai\" data-full-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5.webp\" data-light-image=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5.webp\" data-id=\"7694\" class=\"wp-image-7694\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/Yantai-Sensor-5-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/li><\/ul><\/div>\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n<style>.kt-accordion-id8741_a10c91-64 .kt-accordion-inner-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:10px;}.kt-accordion-id8741_a10c91-64 .kt-accordion-panel-inner{border-top:0px solid transparent;border-right:0px solid transparent;border-bottom:0px solid transparent;border-left:0px solid transparent;padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);}.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header{border-top:1px solid #f2f2f2;border-right:1px solid #f2f2f2;border-bottom:1px solid #f2f2f2;border-left:1px solid #f2f2f2;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;background:#f2f2f2;color:#555555;padding-top:9px;padding-right:13px;padding-bottom:9px;padding-left:13px;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle )  > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap .kt-blocks-accordion-icon-trigger:after, .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle )  > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap .kt-blocks-accordion-icon-trigger:before{background:#555555;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-blocks-accordion-icon-trigger{background:#555555;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-blocks-accordion-icon-trigger:after, .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-blocks-accordion-icon-trigger:before{background:#f2f2f2;}.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header:hover, \n\t\t\t\tbody:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64 .kt-blocks-accordion-header:focus-visible{color:#444444;background:#eeeeee;border-top:1px solid #878787;border-right:1px solid #878787;border-bottom:1px solid #878787;border-left:1px solid #878787;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle ) .kt-accordion-header-wrap .kt-blocks-accordion-header:hover .kt-blocks-accordion-icon-trigger:after, .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle ) .kt-accordion-header-wrap .kt-blocks-accordion-header:hover .kt-blocks-accordion-icon-trigger:before, body:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle ) .kt-blocks-accordion--visible .kt-blocks-accordion-icon-trigger:after, body:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle ) .kt-blocks-accordion-header:focus-visible .kt-blocks-accordion-icon-trigger:before{background:#444444;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-accordion-header-wrap .kt-blocks-accordion-header:hover .kt-blocks-accordion-icon-trigger, body:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible .kt-blocks-accordion-icon-trigger{background:#444444;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-accordion-header-wrap .kt-blocks-accordion-header:hover .kt-blocks-accordion-icon-trigger:after, .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-accordion-header-wrap .kt-blocks-accordion-header:hover .kt-blocks-accordion-icon-trigger:before, body:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible .kt-blocks-accordion-icon-trigger:after, body:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible .kt-blocks-accordion-icon-trigger:before{background:#eeeeee;}.kt-accordion-id8741_a10c91-64 .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header.kt-accordion-panel-active{color:#ffffff;background:var(--global-palette1, #3182CE);border-top:1px solid #444444;border-right:1px solid #444444;border-bottom:1px solid #444444;border-left:1px solid #444444;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle )  > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header.kt-accordion-panel-active .kt-blocks-accordion-icon-trigger:after, .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basiccircle ):not( .kt-accodion-icon-style-xclosecircle ):not( .kt-accodion-icon-style-arrowcircle )  > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header.kt-accordion-panel-active .kt-blocks-accordion-icon-trigger:before{background:#ffffff;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-blocks-accordion-header.kt-accordion-panel-active .kt-blocks-accordion-icon-trigger{background:#ffffff;}.kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-blocks-accordion-header.kt-accordion-panel-active .kt-blocks-accordion-icon-trigger:after, .kt-accordion-id8741_a10c91-64:not( .kt-accodion-icon-style-basic ):not( .kt-accodion-icon-style-xclose ):not( .kt-accodion-icon-style-arrow ) .kt-blocks-accordion-header.kt-accordion-panel-active .kt-blocks-accordion-icon-trigger:before{background:var(--global-palette1, #3182CE);}@media all and (max-width: 1024px){.kt-accordion-id8741_a10c91-64 .kt-accordion-panel-inner{border-top:0px solid transparent;border-right:0px solid transparent;border-bottom:0px solid transparent;border-left:0px solid transparent;}}@media all and (max-width: 1024px){.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header{border-top:1px solid #f2f2f2;border-right:1px solid #f2f2f2;border-bottom:1px solid #f2f2f2;border-left:1px solid #f2f2f2;}}@media all and (max-width: 1024px){.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header:hover, \n\t\t\t\tbody:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64 .kt-blocks-accordion-header:focus-visible{border-top:1px solid #878787;border-right:1px solid #878787;border-bottom:1px solid #878787;border-left:1px solid #878787;}}@media all and (max-width: 1024px){.kt-accordion-id8741_a10c91-64 .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header.kt-accordion-panel-active{border-top:1px solid #444444;border-right:1px solid #444444;border-bottom:1px solid #444444;border-left:1px solid #444444;}}@media all and (max-width: 767px){.kt-accordion-id8741_a10c91-64 .kt-accordion-inner-wrap{display:block;}.kt-accordion-id8741_a10c91-64 .kt-accordion-inner-wrap .kt-accordion-pane:not(:first-child){margin-top:10px;}.kt-accordion-id8741_a10c91-64 .kt-accordion-panel-inner{border-top:0px solid transparent;border-right:0px solid transparent;border-bottom:0px solid transparent;border-left:0px solid transparent;}.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header{border-top:1px solid #f2f2f2;border-right:1px solid #f2f2f2;border-bottom:1px solid #f2f2f2;border-left:1px solid #f2f2f2;}.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header:hover, \n\t\t\t\tbody:not(.hide-focus-outline) .kt-accordion-id8741_a10c91-64 .kt-blocks-accordion-header:focus-visible{border-top:1px solid #878787;border-right:1px solid #878787;border-bottom:1px solid #878787;border-left:1px solid #878787;}.kt-accordion-id8741_a10c91-64 .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id8741_a10c91-64 > .kt-accordion-inner-wrap > .wp-block-kadence-pane > .kt-accordion-header-wrap > .kt-blocks-accordion-header.kt-accordion-panel-active{border-top:1px solid #444444;border-right:1px solid #444444;border-bottom:1px solid #444444;border-left:1px solid #444444;}}<\/style>\n<div class=\"wp-block-kadence-accordion alignnone\"><div class=\"kt-accordion-wrap kt-accordion-id8741_a10c91-64 kt-accordion-has-10-panes kt-active-pane-0 kt-accordion-block kt-pane-header-alignment-left kt-accodion-icon-style-basic kt-accodion-icon-side-right\" style=\"max-width:none\"><div class=\"kt-accordion-inner-wrap\" data-allow-multiple-open=\"false\" data-start-open=\"0\">\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-1 kt-pane8741_fb1ee9-97\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa GHI, DNI v\u00e0 DHI trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u00e0 g\u00ec?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">GHI, DNI v\u00e0 DHI \u0111\u1ea1i di\u1ec7n cho c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c nhau c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111\u1ebfn b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t. GHI \u0111o t\u1ed5ng b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u00ean b\u1ec1 m\u1eb7t n\u1eb1m ngang, bao g\u1ed3m c\u1ea3 b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp v\u00e0 b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n. DNI \u0111o \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c v\u1edbi tia n\u1eafng, trong khi DHI \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u00e1n x\u1ea1 t\u1eeb b\u1ea7u tr\u1eddi. Ba th\u00f4ng s\u1ed1 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng nhau \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng PV.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-2 kt-pane8741_b17cb8-e8\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">Th\u00f4ng s\u1ed1 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi n\u00e0o l\u00e0 quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">Th\u00f4ng s\u1ed1 quan tr\u1ecdng nh\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i h\u1ec7 th\u1ed1ng PV v\u00e0 m\u1ee5c \u0111\u00edch ph\u00e2n t\u00edch. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n PV c\u1ed1 \u0111\u1ecbnh th\u00f4ng th\u01b0\u1eddng, GHI th\u01b0\u1eddng l\u00e0 ch\u1ec9 s\u1ed1 ch\u00ednh \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n. \u0110\u1ed1i v\u1edbi m\u00f4 h\u00ecnh h\u00f3a n\u00e2ng cao, h\u1ec7 th\u1ed1ng theo d\u00f5i ho\u1eb7c ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t chi ti\u1ebft, b\u1ee9c x\u1ea1 DNI, DHI v\u00e0 POA c\u0169ng c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u ch\u00ednh x\u00e1c b\u1ee9c x\u1ea1 m\u00e0 c\u00e1c m\u00f4-\u0111un PV nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-3 kt-pane8741_ce2099-c2\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">T\u1ea1i sao DNI l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n \u0111i\u1ec7n m\u1eb7t tr\u1eddi?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">DNI \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1eb7t tr\u1eddi t\u1eadp trung (CSP) v\u00e0 h\u1ec7 th\u1ed1ng theo d\u00f5i m\u1eb7t tr\u1eddi. V\u00ec c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y thu v\u00e0 t\u1eadp trung b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp, d\u1eef li\u1ec7u DNI gi\u00fap c\u00e1c k\u1ef9 s\u01b0 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 ph\u00f9 h\u1ee3p c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m, \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng v\u00e0 x\u00e1c \u0111\u1ecbnh li\u1ec7u m\u1ed9t v\u1ecb tr\u00ed c\u00f3 \u0111\u1ee7 ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp cho ph\u00e1t tri\u1ec3n d\u1ef1 \u00e1n hay kh\u00f4ng.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-4 kt-pane8741_ad6d53-99\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">GHI\u3001DNI\u548cDHI\u662f\u5982\u4f55\u6d4b\u91cf\u7684\uff1f<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">GHI th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng nhi\u1ec7t k\u1ebf b\u1ee9c x\u1ea1 ho\u1eb7c c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t n\u1eb1m ngang. DNI y\u00eau c\u1ea7u m\u1ed9t nhi\u1ec7t k\u1ebf \u0111o tr\u1ef1c x\u1ea1 g\u1eafn tr\u00ean b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi \u0111\u1ec3 li\u00ean t\u1ee5c theo d\u00f5i v\u1ecb tr\u00ed c\u1ee7a m\u1eb7t tr\u1eddi. DHI \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t nhi\u1ec7t k\u1ebf b\u1ee9c x\u1ea1 c\u00f3 che ch\u1eafn, ng\u0103n ch\u1eb7n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp v\u00e0 ch\u1ec9 ghi nh\u1eadn b\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n t\u1eeb m\u00e2y v\u00e0 s\u1ef1 t\u00e1n x\u1ea1 kh\u00ed quy\u1ec3n.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-5 kt-pane8741_f86bee-35\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">GHI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t m\u00ecnh \u0111\u1ec3 gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV kh\u00f4ng?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">GHI c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin c\u01a1 b\u1ea3n v\u1ec1 m\u1ee9c \u0111\u1ed9 kh\u1ea3 d\u1ee5ng t\u1ed5ng th\u1ec3 c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3n \u00e1nh \u0111\u1ea7y \u0111\u1ee7 b\u1ee9c x\u1ea1 m\u00e0 c\u00e1c m\u00f4-\u0111un PV nghi\u00eang nh\u1eadn \u0111\u01b0\u1ee3c. \u0110\u1ec3 gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t ch\u00ednh x\u00e1c, c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh th\u01b0\u1eddng k\u1ebft h\u1ee3p GHI v\u1edbi b\u1ee9c x\u1ea1 POA, nhi\u1ec7t \u0111\u1ed9, t\u1ed1c \u0111\u1ed9 gi\u00f3 v\u00e0 c\u00e1c d\u1eef li\u1ec7u m\u00f4i tr\u01b0\u1eddng kh\u00e1c \u0111\u1ec3 so s\u00e1nh s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n th\u1ef1c t\u1ebf v\u1edbi hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng d\u1ef1 ki\u1ebfn.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-6 kt-pane8741_f0269d-1c\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">T\u1ea1i sao \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng PV?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">D\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ch\u00ednh x\u00e1c l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t PV \u0111\u00e1ng tin c\u1eady. C\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn d\u1ef1 b\u00e1o n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng ch\u00ednh x\u00e1c v\u00e0 g\u00e2y kh\u00f3 kh\u0103n trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh li\u1ec7u t\u1ed5n th\u1ea5t \u0111i\u1ec7n n\u0103ng do \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft hay s\u1ef1 c\u1ed1 thi\u1ebft b\u1ecb. Gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 ch\u1ea5t l\u01b0\u1ee3ng cao gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1, l\u1eadp k\u1ebf ho\u1ea1ch v\u1eadn h\u00e0nh v\u00e0 c\u00e1c quy\u1ebft \u0111\u1ecbnh b\u1ea3o tr\u00ec d\u00e0i h\u1ea1n.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-9 kt-pane8741_f6e89b-e3\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0o \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c ph\u00e9p \u0111o GHI, DNI v\u00e0 DHI?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">C\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec1u y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau, bao g\u1ed3m v\u1ecb tr\u00ed m\u1eb7t tr\u1eddi, \u0111\u1ed9 che ph\u1ee7 m\u00e2y, sol kh\u00ed trong kh\u00ed quy\u1ec3n, \u0111\u1ed9 \u1ea9m v\u00e0 thay \u0111\u1ed5i theo m\u00f9a. Do \u0111i\u1ec1u ki\u1ec7n b\u1ee9c x\u1ea1 c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 trong ng\u00e0y, c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t chuy\u00ean nghi\u1ec7p y\u00eau c\u1ea7u c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u00fang c\u00e1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi nh\u1ea5t qu\u00e1n v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-10 kt-pane8741_1dd143-43\"><div class=\"kt-accordion-header-wrap\"><button class=\"kt-blocks-accordion-header kt-acccordion-button-label-show\" type=\"button\"><span class=\"kt-blocks-accordion-title-wrap\"><span class=\"kt-blocks-accordion-title\">L\u00e0m th\u1ebf n\u00e0o m\u1ed9t c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t PV?<\/span><\/span><span class=\"kt-blocks-accordion-icon-trigger\"><\/span><\/button><\/div><div class=\"kt-accordion-panel kt-accordion-panel-hidden\"><div class=\"kt-accordion-panel-inner\">\n<p class=\"wp-block-paragraph\">C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi cung c\u1ea5p d\u1eef li\u1ec7u c\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 theo th\u1eddi gian th\u1ef1c, c\u00f3 th\u1ec3 t\u00edch h\u1ee3p v\u1edbi c\u00e1c tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng, b\u1ed9 ghi d\u1eef li\u1ec7u v\u00e0 n\u1ec1n t\u1ea3ng gi\u00e1m s\u00e1t PV. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u1ed1c \u0111\u1ed9 gi\u00f3, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n d\u1ef1 b\u00e1o n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng v\u00e0 \u0111\u01b0a ra c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec s\u00e1ng su\u1ed1t h\u01a1n.<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>GHI, DNI v\u00e0 DHI l\u00e0 ba th\u00f4ng s\u1ed1 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa B\u1ee9c x\u1ea1 ngang to\u00e0n ph\u1ea7n (GHI), B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c (DNI) v\u00e0 B\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n ngang (DHI), ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng c\u1ee7a ch\u00fang, c\u0169ng nh\u01b0 \u1ee9ng d\u1ee5ng trong h\u1ec7 th\u1ed1ng PV, nh\u00e0 m\u00e1y CSP v\u00e0 c\u00e1c d\u1ef1 \u00e1n gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. Hi\u1ec3u r\u00f5 c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y gi\u00fap k\u1ef9 s\u01b0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 n\u0103ng l\u01b0\u1ee3ng ch\u00ednh x\u00e1c, ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t v\u00e0 d\u1ef1 b\u00e1o n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. Yantai Sensor cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 h\u1ed7 tr\u1ee3 gi\u00e1m s\u00e1t quang \u0111i\u1ec7n v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o.<\/p>","protected":false},"author":1,"featured_media":8772,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[11],"tags":[],"class_list":["post-8741","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"taxonomy_info":{"category":[{"value":11,"label":"Blog"}]},"featured_image_src_large":["https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/08\/GHI-vs-DNI-vs-DHI.webp",800,370,false],"author_info":{"display_name":"admin","author_link":"https:\/\/www.yantaisensor.com\/vi\/author\/admin"},"comment_info":0,"category_info":[{"term_id":11,"name":"Blog","slug":"blog","term_group":0,"term_taxonomy_id":11,"taxonomy":"category","description":"","parent":0,"count":115,"filter":"raw","cat_ID":11,"category_count":115,"category_description":"","cat_name":"Blog","category_nicename":"blog","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/8741","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/comments?post=8741"}],"version-history":[{"count":31,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/8741\/revisions"}],"predecessor-version":[{"id":8880,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/8741\/revisions\/8880"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/media\/8772"}],"wp:attachment":[{"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/media?parent=8741"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/categories?post=8741"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/tags?post=8741"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}