{"id":8742,"date":"2026-08-12T16:53:47","date_gmt":"2026-08-12T08:53:47","guid":{"rendered":"https:\/\/www.yantaisensor.com\/?p=8742"},"modified":"2026-08-13T11:50:48","modified_gmt":"2026-08-13T03:50:48","slug":"measure-dni-accurately","status":"publish","type":"post","link":"https:\/\/www.yantaisensor.com\/vi\/blog\/measure-dni-accurately","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111o B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp theo ph\u01b0\u01a1ng ph\u00e1p tuy\u1ebfn (DNI) m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c?"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u51c6\u786e\u7684\u592a\u9633\u8f90\u5c04\u6570\u636e\u5bf9\u4e8e\u8bbe\u8ba1\u548c\u8bc4\u4f30\u592a\u9633\u80fd\u7cfb\u7edf\u81f3\u5173\u91cd\u8981\u3002\u5728\u5404\u7c7b\u592a\u9633\u8f90\u5c04\u53c2\u6570\u4e2d\uff0c, <a href=\"https:\/\/pvpmc.sandia.gov\/modeling-guide\/1-weather-design-inputs\/irradiance-insolation\/direct-normal-irradiance\/\" target=\"_blank\" rel=\"noopener\">C\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp (DNI)<\/a> \u5728\u805a\u5149\u592a\u9633\u80fd\u53d1\u7535\uff08CSP\uff09\u3001\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u548c\u592a\u9633\u80fd\u9884\u6d4b\u7b49\u5e94\u7528\u4e2d\u53d1\u6325\u7740\u5173\u952e\u4f5c\u7528\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u662f\u6307\u5782\u76f4\u4e8e\u592a\u9633\u5149\u7ebf\u7684\u8868\u9762\u4e0a\u63a5\u6536\u5230\u7684\u76f4\u63a5\u592a\u9633\u5149\u91cf\u3002\u4e0e\u5305\u542b\u76f4\u63a5\u8f90\u5c04\u548c\u6563\u5c04\u8f90\u5c04\u7684GHI\u4e0d\u540c\uff0cDNI\u4ec5\u6d4b\u91cf\u76f4\u63a5\u592a\u9633\u5149\u675f\uff0c\u8fd9\u4f7f\u5f97\u7cbe\u786e\u6d4b\u91cf\u5bf9\u4e8e\u4f9d\u8d56\u805a\u5149\u592a\u9633\u5149\u7684\u7cfb\u7edf\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u90a3\u4e48\uff0c\u5982\u4f55\u51c6\u786e\u6d4b\u91cfDNI\uff1f\u6700\u5e38\u7528\u4e14\u53ef\u9760\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u7ecf\u8fc7\u6821\u51c6\u7684\u76f4\u63a5\u8f90\u5c04\u8868\u914d\u5408\u592a\u9633\u8ddf\u8e2a\u5668\u3002\u8be5\u914d\u7f6e\u786e\u4fdd\u4f20\u611f\u5668\u59cb\u7ec8\u5bf9\u51c6\u592a\u9633\uff0c\u4e3a\u592a\u9633\u80fd\u76d1\u6d4b\u548c\u9879\u76ee\u8bc4\u4f30\u63d0\u4f9b\u53ef\u9760\u7684DNI\u6570\u636e\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u9610\u8ff0\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6d4b\u91cf\u7684\u57fa\u672c\u539f\u7406\u3001\u5f71\u54cd\u7cbe\u5ea6\u7684\u56e0\u7d20\uff0c\u4ee5\u53ca\u5982\u4f55\u5b9e\u73b0\u66f4\u53ef\u9760\u7684\u592a\u9633\u8f90\u5c04\u6d4b\u91cf\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3 <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/ghi-vs-dni-vs-dhi-explained\/\">\u592a\u9633\u80fd\u4e2dGHI\u3001DNI\u548cDHI\u5206\u522b\u662f\u4ec0\u4e48<\/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=\"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 \u0110i\u1ec7n m\u1eb7t tr\u1eddi PVC\u00e1ch \u0111o B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c (DNI) m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c\" 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=\"1297\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.jpg\" alt=\"ryq 3 - Thi\u1ebft b\u1ecb gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi quang \u0111i\u1ec7n\" class=\"wp-image-1297\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.jpg 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-600x450.jpg 600w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-300x225.jpg 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u662f\u6307\u5782\u76f4\u4e8e\u592a\u9633\u5149\u7ebf\u7684\u5355\u4f4d\u9762\u79ef\u8868\u9762\u4e0a\u63a5\u6536\u5230\u7684\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u91cf\u3002\u5b83\u8868\u793a\u4ece\u592a\u9633\u5706\u76d8\u76f4\u63a5\u4f20\u64ad\u5230\u5730\u7403\u8868\u9762\u7684\u592a\u9633\u5149\u5f3a\u5ea6\uff0c\u5355\u4f4d\u4e3a\u74e6\u6bcf\u5e73\u65b9\u7c73\uff08W\/m\u00b2\uff09\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0e\u5176\u4ed6\u592a\u9633\u8f90\u5c04\u53c2\u6570\u4e0d\u540c\uff0cDNI\u4ec5\u6d4b\u91cf\u76f4\u63a5\u592a\u9633\u5149\u675f\uff0c\u6392\u9664\u5927\u6c14\u6563\u5c04\u5f15\u8d77\u7684\u6563\u5c04\u8f90\u5c04\u3002\u8fd9\u4f7f\u5f97\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6210\u4e3a\u4f9d\u8d56\u805a\u5149\u592a\u9633\u5149\u7684\u592a\u9633\u80fd\u5e94\u7528\uff08\u5982\u805a\u5149\u592a\u9633\u80fd\u53d1\u7535\uff08CSP\uff09\u548c\u805a\u5149\u5149\u4f0f\uff08CPV\uff09\u7cfb\u7edf\uff09\u7684\u5173\u952e\u6d4b\u91cf\u53c2\u6570\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u7406\u89e3DNI\u6d4b\u91cf\uff0c\u9700\u5c06\u5176\u4e0e\u5176\u4ed6\u5e38\u89c1\u592a\u9633\u8f90\u5c04\u53c2\u6570\u533a\u5206\u5f00\u6765\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Tham s\u1ed1<\/td><td>\u6d4b\u91cf\u5185\u5bb9<\/td><td>\u5178\u578b\u4eea\u5668<\/td><\/tr><tr><td>DNI<\/td><td>\u5782\u76f4\u4e8e\u592a\u9633\u5149\u65b9\u5411\u63a5\u6536\u7684\u76f4\u63a5\u592a\u9633\u8f90\u5c04<\/td><td>\u76f4\u63a5\u8f90\u5c04\u8868<\/td><\/tr><tr><td>GHI<\/td><td>\u6c34\u5e73\u9762\u4e0a\u7684\u603b\u592a\u9633\u8f90\u5c04\uff0c\u5305\u62ec\u76f4\u63a5\u8f90\u5c04\u548c\u6563\u5c04\u8f90\u5c04<\/td><td>M\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/td><\/tr><tr><td>DHI<\/td><td>\u5927\u6c14\u6563\u5c04\u4ea7\u751f\u7684\u6563\u5c04\u592a\u9633\u8f90\u5c04<\/td><td>\u906e\u9633\u603b\u8f90\u5c04\u8868<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">DNI\u3001GHI\u548cDHI\u63cf\u8ff0\u4e86\u592a\u9633\u8f90\u5c04\u7684\u4e0d\u540c\u7ec4\u6210\u90e8\u5206\u3002GHI\u901a\u5e38\u7528\u4e8e\u5e38\u89c4\u5149\u4f0f\u7cfb\u7edf\uff0c\u800c\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6d4b\u91cf\u5bf9\u4e8e\u805a\u5149\u592a\u9633\u5149\u7684\u6280\u672f\u5c24\u4e3a\u91cd\u8981\uff0c\u56e0\u4e3a\u53ea\u6709\u76f4\u63a5\u8f90\u5c04\u624d\u80fd\u88ab\u6709\u6548\u5229\u7528\u3002\u53ef\u9760\u7684DNI\u503c\u4e3a\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u3001\u7cfb\u7edf\u8bbe\u8ba1\u548c\u80fd\u91cf\u4ea7\u51fa\u9884\u6d4b\u63d0\u4f9b\u5173\u952e\u6570\u636e\uff0c\u5e2e\u52a9\u5f00\u53d1\u5546\u5224\u65ad\u67d0\u4e00\u5730\u70b9\u662f\u5426\u5177\u5907\u7279\u5b9a\u9879\u76ee\u7684\u5145\u8db3\u592a\u9633\u80fd\u6f5c\u529b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u7cbe\u786e\u7684DNI\u6d4b\u91cf\u5f88\u91cd\u8981\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7cbe\u786e\u7684\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6d4b\u91cf\u4e3a\u592a\u9633\u80fd\u9879\u76ee\u63d0\u4f9b\u5173\u952e\u6570\u636e\uff0c\u56e0\u4e3a\u5b83\u53cd\u6620\u4e86\u5b9e\u9645\u53ef\u5229\u7528\u7684\u76f4\u63a5\u592a\u9633\u8f90\u5c04\u91cf\u3002\u4e0e\u4e00\u822c\u592a\u9633\u8f90\u5c04\u6d4b\u91cf\u4e0d\u540c\uff0cDNI\u805a\u7126\u4e8e\u76f4\u63a5\u592a\u9633\u5149\u5206\u91cf\uff0c\u4f7f\u5176\u6210\u4e3a\u4f9d\u8d56\u805a\u5149\u6216\u8ddf\u8e2a\u5f0f\u592a\u9633\u80fd\u6280\u672f\u7684\u91cd\u8981\u53c2\u8003\u4f9d\u636e\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u4e0e\u9879\u76ee\u89c4\u5212<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u9760\u7684DNI\u6570\u636e\u5728\u9879\u76ee\u5f00\u53d1\u524d\u7684\u592a\u9633\u80fd\u8d44\u6e90\u8bc4\u4f30\u4e2d\u53d1\u6325\u91cd\u8981\u4f5c\u7528\u3002\u5de5\u7a0b\u5e08\u5229\u7528\u957f\u671f\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6d4b\u91cf\u6570\u636e\u8bc4\u4f30\u573a\u5730\u6761\u4ef6\u3001\u6bd4\u8f83\u6f5c\u5728\u9009\u5740\u5e76\u4f30\u7b97\u9884\u671f\u80fd\u91cf\u8f93\u51fa\u3002\u51c6\u786e\u7684\u6570\u636e\u6709\u52a9\u4e8e\u964d\u4f4e\u53ef\u884c\u6027\u7814\u7a76\u9636\u6bb5\u7684\u4e0d\u786e\u5b9a\u6027\uff0c\u4e3a\u6295\u8d44\u51b3\u7b56\u548c\u7cfb\u7edf\u8bbe\u8ba1\u63d0\u4f9b\u66f4\u53ef\u9760\u7684\u4f9d\u636e\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">CSP\u6027\u80fd\u8bc4\u4f30<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u805a\u5149\u592a\u9633\u80fd\u53d1\u7535\uff08CSP\uff09\u7cfb\u7edf\uff0cDNI\u662f\u6700\u5173\u952e\u7684\u53c2\u6570\u4e4b\u4e00\uff0c\u56e0\u4e3a\u53cd\u5c04\u955c\u548c\u5b9a\u65e5\u955c\u53ea\u80fd\u805a\u5149\u76f4\u63a5\u592a\u9633\u5149\u3002\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6d4b\u91cf\u652f\u6301\u7535\u7ad9\u6a21\u62df\u3001\u70ed\u8f93\u51fa\u9884\u6d4b\u548c\u6027\u80fd\u8bc4\u4f30\u3002DNI\u4f30\u7b97\u4e2d\u7684\u5fae\u5c0f\u8bef\u5dee\u90fd\u53ef\u80fd\u5f71\u54cd\u7cfb\u7edf\u89c4\u6a21\u8bbe\u8ba1\u548c\u9884\u671f\u53d1\u7535\u91cf\u7684\u51c6\u786e\u6027\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u592a\u9633\u80fd\u9884\u6d4b\u4e0e\u7cfb\u7edf\u4f18\u5316<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u9633\u80fd\u7cfb\u7edf\u5b89\u88c5\u540e\uff0c\u6301\u7eedDNI\u76d1\u6d4b\u540c\u6837\u5177\u6709\u91cd\u8981\u4ef7\u503c\u3002\u4e91\u5c42\u3001\u5927\u6c14\u6761\u4ef6\u548c\u5b63\u8282\u53d8\u5316\u5f15\u8d77\u7684\u76f4\u63a5\u8f90\u5c04\u53d8\u5316\u4f1a\u5f71\u54cd\u53d1\u7535\u91cf\u3002\u53ef\u9760\u7684DNI\u6570\u636e\u5e2e\u52a9\u8fd0\u8425\u65b9\u6539\u8fdb\u592a\u9633\u80fd\u9884\u6d4b\u3001\u76d1\u6d4b\u7cfb\u7edf\u6027\u80fd\u5e76\u4f18\u5316\u65e5\u5e38\u8fd0\u884c\u7b56\u7565\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u6d4b\u91cfDNI\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7cbe\u786e\u7684\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\u6d4b\u91cf\u8981\u6c42\u4ec5\u6d4b\u91cf\u6765\u81ea\u592a\u9633\u7684\u76f4\u63a5\u592a\u9633\u8f90\u5c04\uff0c\u540c\u65f6\u6392\u9664\u5927\u6c14\u4e2d\u7684\u6563\u5c04\u8f90\u5c04\u3002\u5728\u4e13\u4e1a\u592a\u9633\u80fd\u76d1\u6d4b\u5e94\u7528\u4e2d\uff0cDNI\u4e3b\u8981\u901a\u8fc7\u5730\u9762\u4eea\u5668\u6d4b\u91cf\u3001\u7531\u5176\u4ed6\u8f90\u5c04\u53c2\u6570\u8ba1\u7b97\u5f97\u51fa\uff0c\u6216\u901a\u8fc7\u536b\u661f\u6a21\u578b\u4f30\u7b97\u3002\u5728\u8fd9\u4e9b\u65b9\u6cd5\u4e2d\uff0c\u4f7f\u7528\u76f4\u63a5\u8f90\u5c04\u8868\u548c\u592a\u9633\u8ddf\u8e2a\u5668\u8fdb\u884c\u76f4\u63a5\u6d4b\u91cf\u53ef\u4e3a\u9879\u76ee\u7ea7\u592a\u9633\u80fd\u8bc4\u4f30\u63d0\u4f9b\u6700\u9ad8\u7cbe\u5ea6\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6cd5\u4e00\uff1a\u76f4\u63a5\u8f90\u5c04\u8868\u6d4b\u91cf\uff08\u6700\u7cbe\u786e\u7684\u65b9\u6cd5\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A <a href=\"https:\/\/www.yantaisensor.com\/vi\/san-pham\/pyranometer\/\">m\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/a> \u9ad8\u7cbe\u5ea6\u592a\u9633\u8ddf\u8e2a\u5668\u4e0a\u7684\u76f4\u63a5\u8f90\u5c04\u8868\u662f\u76f4\u63a5DNI\u6d4b\u91cf\u7684\u6807\u51c6\u65b9\u6cd5\u3002\u8be5\u4eea\u5668\u91c7\u7528\u7a84\u5149\u5b66\u7ba1\uff0c\u4ec5\u5141\u8bb8\u6765\u81ea\u592a\u9633\u5706\u76d8\u7684\u76f4\u63a5\u592a\u9633\u5149\u8fdb\u5165\uff0c\u540c\u65f6\u6700\u5927\u7a0b\u5ea6\u51cf\u5c11\u6563\u5c04\u8f90\u5c04\u7684\u5e72\u6270\u3002\u70ed\u7535\u5806\u4f20\u611f\u5668\u5c06\u592a\u9633\u8f90\u5c04\u8f6c\u6362\u4e3a\u7535\u4fe1\u53f7\uff0c\u518d\u6821\u51c6\u4e3a\u4ee5W\/m\u00b2\u4e3a\u5355\u4f4d\u7684\u8f90\u7167\u5ea6\u503c\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u9ad8\u7cbe\u5ea6\u5e94\u7528\uff0c\u76f4\u63a5\u8f90\u5c04\u8868\u5fc5\u987b\u5728\u5168\u5929\u4fdd\u6301\u4e0e\u592a\u9633\u7684\u7cbe\u786e\u5bf9\u51c6\u3002\u7cfb\u7edf\u901a\u5e38\u91c7\u7528\u53cc\u8f74\u592a\u9633\u8ddf\u8e2a\u5668\u7ef4\u6301\u5b9a\u4f4d\uff0c\u4e13\u4e1a\u4eea\u5668\u9075\u5faaISO 9060\u5206\u7c7b\u6807\u51c6\u5e76\u5177\u5907\u53ef\u8ffd\u6eaf\u6821\u51c6\uff0c\u4ee5\u786e\u4fdd\u957f\u671f\u6d4b\u91cf\u53ef\u9760\u6027\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6cd5\u4e8c\uff1a\u7531GHI\u548cDHI\u8ba1\u7b97DNI<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u6ca1\u6709\u4e13\u7528\u76f4\u63a5\u8f90\u5c04\u8868\u65f6\uff0c\u53ef\u901a\u8fc7\u592a\u9633\u51e0\u4f55\u8ba1\u7b97\uff0c\u5229\u7528\u6c34\u5e73\u603b\u8f90\u7167\u5ea6\uff08GHI\uff09\u548c\u6c34\u5e73\u6563\u5c04\u8f90\u7167\u5ea6\uff08DHI\uff09\u6d4b\u91cf\u503c\u4f30\u7b97\u76f4\u63a5\u6cd5\u5411\u8f90\u7167\u5ea6\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>DNI = (GHI \u2013 DHI) \/ cos(\u03b8)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">trong \u0111\u00f3 \u03b8 \u0111\u1ea1i di\u1ec7n cho g\u00f3c thi\u00ean \u0111\u1ec9nh m\u1eb7t tr\u1eddi. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c d\u1ef1 \u00e1n nghi\u00ean c\u1ee9u, c\u00e1c tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng hi\u1ec7n c\u00f3, ho\u1eb7c ph\u00e2n t\u00edch t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u1ecbch s\u1eed khi kh\u00f4ng c\u00f3 s\u1eb5n c\u00e1c ph\u00e9p \u0111o DNI tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, DNI t\u00ednh to\u00e1n ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn GHI v\u00e0 DHI c\u0169ng nh\u01b0 c\u00e1c m\u00f4 h\u00ecnh kh\u00ed quy\u1ec3n. Trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft thay \u0111\u1ed5i nhanh, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e2y r\u1ea3i r\u00e1c ho\u1eb7c m\u1ee9c \u0111\u1ed9 aerosol cao, \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o c\u1ee7a ph\u00e9p t\u00ednh c\u00f3 th\u1ec3 t\u0103ng l\u00ean so v\u1edbi ph\u00e9p \u0111o tr\u1ef1c ti\u1ebfp b\u1eb1ng pyrheliometer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u01b0\u01a1ng ph\u00e1p 3: \u01af\u1edbc t\u00ednh DNI d\u1ef1a tr\u00ean v\u1ec7 tinh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4 h\u00ecnh d\u1ef1a tr\u00ean v\u1ec7 tinh cung c\u1ea5p \u01b0\u1edbc t\u00ednh DNI b\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n, \u0111\u1ed9 ph\u1ee7 m\u00e2y v\u00e0 d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi l\u1ecbch s\u1eed tr\u00ean c\u00e1c khu v\u1ef1c \u0111\u1ecba l\u00fd r\u1ed9ng l\u1edbn. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y h\u1eefu \u00edch cho vi\u1ec7c l\u1eadp b\u1ea3n \u0111\u1ed3 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi khu v\u1ef1c, s\u00e0ng l\u1ecdc \u0111\u1ecba \u0111i\u1ec3m s\u01a1 b\u1ed9 v\u00e0 c\u00e1c khu v\u1ef1c c\u00f3 d\u1eef li\u1ec7u \u0111o m\u1eb7t \u0111\u1ea5t h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, \u01b0\u1edbc t\u00ednh t\u1eeb v\u1ec7 tinh th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c th\u1ea5p h\u01a1n so v\u1edbi \u0111o \u0111\u1ea1c t\u1ea1i ch\u1ed7 v\u00ec n\u00f3 d\u1ef1a tr\u00ean th\u00f4ng tin kh\u00ed quy\u1ec3n \u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh h\u00f3a thay v\u00ec quan s\u00e1t b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 kh\u1ea3 n\u0103ng huy \u0111\u1ed9ng v\u1ed1n ng\u00e2n h\u00e0ng, ph\u00e1t tri\u1ec3n CSP v\u00e0 \u0111\u00e1nh gi\u00e1 chi ti\u1ebft s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng, \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c t\u1ea1i m\u1eb7t \u0111\u1ea5t v\u1eabn l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c \u01b0u ti\u00ean.<\/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\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Thi\u1ebft b\u1ecb n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o DNI?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110o DNI ch\u00ednh x\u00e1c \u0111\u00f2i h\u1ecfi m\u1ed9t thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 thu nh\u1eadn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp. Gi\u1ea3i ph\u00e1p ti\u00eau chu\u1ea9n l\u00e0 pyrheliometer \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi ch\u00ednh x\u00e1c, gi\u00fap gi\u1eef c\u1ea3m bi\u1ebfn th\u1eb3ng h\u00e0ng v\u1edbi m\u1eb7t tr\u1eddi v\u00e0 ch\u1ec9 \u0111o ch\u00f9m b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp qua tr\u01b0\u1eddng nh\u00ecn h\u1eb9p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A pyranometer, on the other hand, is mainly designed for measuring GHI (Global Horizontal Irradiance). It receives radiation from the entire sky hemisphere, including both direct and diffuse components, so it cannot directly measure direct normal irradiance unless combined with additional measurements and solar position calculations.If you&#8217;d like to learn more about the<a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/best-solar-radiation-sensors\/\"> best solar radiation sensors for PV monitoring systems<\/a>, \uff0c\u8bf7\u70b9\u51fb\u8be5\u6587\u7ae0\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pyrheliometer so v\u1edbi Pyranometer trong \u0111o DNI<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>T\u00ednh n\u0103ng<\/td><td>\u76f4\u63a5\u8f90\u5c04\u8868<\/td><td>M\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/td><\/tr><tr><td>\u0110\u1ed1i t\u01b0\u1ee3ng \u0111o<\/td><td>B\u1ee9c x\u1ea1 ch\u00f9m m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp<\/td><td>B\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi to\u00e0n c\u1ea7u (tr\u1ef1c ti\u1ebfp + khu\u1ebfch t\u00e1n)<\/td><\/tr><tr><td>Th\u00f4ng s\u1ed1 ch\u00ednh<\/td><td>DNI<\/td><td>GHI<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p \u0110o<\/td><td>\u0110o tr\u1ef1c ti\u1ebfp qua \u1ed1ng quang h\u1ecdc h\u1eb9p<\/td><td>\u0110o b\u1ee9c x\u1ea1 tr\u00ean b\u1ec1 m\u1eb7t n\u1eb1m ngang<\/td><\/tr><tr><td>G\u00f3c nh\u00ecn<\/td><td>G\u00f3c h\u1eb9p (th\u01b0\u1eddng kho\u1ea3ng 5\u00b0)<\/td><td>G\u00f3c nh\u00ecn b\u00e1n c\u1ea7u<\/td><\/tr><tr><td>Theo d\u00f5i m\u1eb7t tr\u1eddi<\/td><td>C\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111o ch\u00ednh x\u00e1c<\/td><td>Th\u01b0\u1eddng kh\u00f4ng b\u1eaft bu\u1ed9c<\/td><\/tr><tr><td>\u0110\u1ed9 ch\u00ednh x\u00e1c DNI<\/td><td>\u0110o tr\u1ef1c ti\u1ebfp v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao<\/td><td>Ch\u1ec9 \u01b0\u1edbc t\u00ednh DNI gi\u00e1n ti\u1ebfp<\/td><\/tr><tr><td>C\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td><td>CSP, CPV, \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, tr\u1ea1m nghi\u00ean c\u1ee9u<\/td><td>Gi\u00e1m s\u00e1t PV, tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng, gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u00f4ng th\u01b0\u1eddng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 m\u00e1y CSP, h\u1ec7 th\u1ed1ng CPV v\u00e0 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 ng\u00e2n h\u00e0ng h\u00f3a, m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp (pyrheliometer) k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi \u0111\u1ed9 ch\u00ednh x\u00e1c cao l\u00e0 gi\u1ea3i ph\u00e1p \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean. M\u00e1y \u0111o b\u1ee9c x\u1ea1 t\u1ed5ng (pyranometer) v\u1eabn c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u00e1m s\u00e1t GHI v\u00e0 \u0111i\u1ec1u ki\u1ec7n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1ed5ng th\u1ec3, nh\u01b0ng kh\u00f4ng th\u1ec3 thay th\u1ebf cho h\u1ec7 th\u1ed1ng \u0111o DNI chuy\u00ean nghi\u1ec7p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o DNI<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110o DNI ch\u00ednh x\u00e1c kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp. To\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng, bao g\u1ed3m hi\u1ec7u chu\u1ea9n, \u0111\u1ed9 ch\u00ednh x\u00e1c theo d\u00f5i m\u1eb7t tr\u1eddi, \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u00ed quy\u1ec3n, \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady c\u1ee7a d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hi\u1ec7u chu\u1ea9n c\u1ea3m bi\u1ebfn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u chu\u1ea9n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh d\u00e0i h\u1ea1n c\u1ee7a ph\u00e9p \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp. M\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp chuy\u00ean nghi\u1ec7p ph\u1ea3i tu\u00e2n theo ph\u00e2n lo\u1ea1i ISO 9060 v\u00e0 c\u00f3 hi\u1ec7u chu\u1ea9n truy xu\u1ea5t ngu\u1ed3n g\u1ed1c \u0111\u1ec3 duy tr\u00ec t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a ph\u00e9p \u0111o. Hi\u1ec7u chu\u1ea9n \u0111\u1ecbnh k\u1ef3 gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u00f4i nh\u1ea1y c\u1ea3m do l\u00e3o h\u00f3a, ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 v\u1eadn h\u00e0nh l\u00e2u d\u00e0i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec DNI \u0111o \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp t\u1eeb \u0111\u0129a m\u1eb7t tr\u1eddi, vi\u1ec7c c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c v\u1edbi m\u1eb7t tr\u1eddi l\u00e0 r\u1ea5t quan tr\u1ecdng. Ngay c\u1ea3 m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao c\u0169ng kh\u00f4ng th\u1ec3 cung c\u1ea5p d\u1eef li\u1ec7u \u0111\u00e1ng tin c\u1eady n\u1ebfu b\u1ed9 theo d\u00f5i c\u00f3 sai s\u1ed1 \u0111\u1ecbnh v\u1ecb. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u01a1 h\u1ecdc, hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1, \u0111i\u1ec1u ch\u1ec9nh c\u0103n ch\u1ec9nh v\u00e0 thu\u1eadt to\u00e1n theo d\u00f5i \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111o cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00f4i tr\u01b0\u1eddng c\u00e0i \u0111\u1eb7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec gi\u00e1m s\u00e1t DNI \u1ed5n \u0111\u1ecbnh. H\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng n\u00ean \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean n\u1ec1n t\u1ea3ng \u1ed5n \u0111\u1ecbnh v\u1edbi t\u1ea7m nh\u00ecn kh\u00f4ng b\u1ecb che khu\u1ea5t v\u1ec1 ph\u00eda m\u1eb7t tr\u1eddi. V\u1ec7 sinh c\u1eeda s\u1ed5 quang h\u1ecdc th\u01b0\u1eddng xuy\u00ean v\u00e0 b\u1ea3o v\u1ec7 kh\u1ecfi b\u1ee5i, rung \u0111\u1ed9ng v\u00e0 che ch\u1eafn gi\u00fap ng\u0103n ng\u1eeba sai s\u1ed1 \u0111o kh\u00f4ng c\u1ea7n thi\u1ebft trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh ngo\u00e0i tr\u1eddi l\u00e2u d\u00e0i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn gi\u00e1 tr\u1ecb DNI th\u1ef1c t\u1ebf thay v\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a thi\u1ebft b\u1ecb. M\u00e2y, sol kh\u00ed, \u0111\u1ed9 \u1ea9m v\u00e0 c\u00e1c h\u1ea1t trong kh\u00f4ng kh\u00ed c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp th\u00f4ng qua h\u1ea5p th\u1ee5 v\u00e0 t\u00e1n x\u1ea1. Do \u0111\u00f3, \u0111\u1eb7c \u0111i\u1ec3m kh\u00ed h\u1eadu \u0111\u1ecba ph\u01b0\u01a1ng c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t khi ph\u00e2n t\u00edch d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/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\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o DNI?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o DNI \u0111\u00f2i h\u1ecfi nhi\u1ec1u h\u01a1n vi\u1ec7c ch\u1ecdn c\u1ea3m bi\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng cao. \u0110\u1ed9 tin c\u1eady c\u1ee7a d\u1eef li\u1ec7u DNI ph\u1ee5 thu\u1ed9c v\u00e0o to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng, bao g\u1ed3m l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb, \u0111\u1ed9 ch\u00ednh x\u00e1c theo d\u00f5i m\u1eb7t tr\u1eddi, qu\u1ea3n l\u00fd hi\u1ec7u chu\u1ea9n, \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t v\u00e0 x\u00e1c minh d\u1eef li\u1ec7u. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi d\u00e0i h\u1ea1n, h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t gi\u00fap \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1eed d\u1ee5ng m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp \u0111\u00e3 hi\u1ec7u chu\u1ea9n, tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp l\u00e0 thi\u1ebft b\u1ecb c\u1ed1t l\u00f5i \u0111\u1ec3 \u0111o DNI tr\u1ef1c ti\u1ebfp v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng chuy\u00ean nghi\u1ec7p nh\u01b0 ph\u00e1t tri\u1ec3n CSP, \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 gi\u00e1m s\u00e1t nghi\u00ean c\u1ee9u, thi\u1ebft b\u1ecb ph\u1ea3i c\u00f3 hi\u1ec7u chu\u1ea9n \u0111\u00e1ng tin c\u1eady v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i v\u00e0 k\u1ebft qu\u1ea3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec ph\u00e9p \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp y\u00eau c\u1ea7u c\u1ea3m bi\u1ebfn duy tr\u00ec c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c v\u1edbi m\u1eb7t tr\u1eddi, m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t c\u00f9ng v\u1edbi b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi \u0111\u1ed9 ch\u00ednh x\u00e1c cao. <a href=\"https:\/\/www.yantaisensor.com\/vi\/san-pham\/saut-automatic-tracking-solar-radiation-measurement-system\/\">H\u1ec7 th\u1ed1ng \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng theo d\u00f5i SAUT<\/a> cung c\u1ea5p kh\u1ea3 n\u0103ng \u0111\u1ecbnh v\u1ecb v\u00e0 theo d\u00f5i m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng cho c\u00e1c c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1, gi\u00fap duy tr\u00ec c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c su\u1ed1t c\u1ea3 ng\u00e0y. H\u1ec7 th\u1ed1ng n\u00e0y ph\u00f9 h\u1ee3p cho gi\u00e1m s\u00e1t quang \u0111i\u1ec7n, quan tr\u1eafc kh\u00ed t\u01b0\u1ee3ng v\u00e0 c\u00e1c d\u1ef1 \u00e1n \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi y\u00eau c\u1ea7u thu th\u1eadp d\u1eef li\u1ec7u li\u00ean t\u1ee5c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u1ef1c hi\u1ec7n b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 v\u00e0 ki\u1ec3m tra hi\u1ec7u chu\u1ea9n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ngay c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ch\u1ea5t l\u01b0\u1ee3ng cao c\u0169ng c\u1ea7n b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o theo th\u1eddi gian. V\u1ec7 sinh c\u1eeda s\u1ed5 quang h\u1ecdc th\u01b0\u1eddng xuy\u00ean ng\u0103n b\u1ee5i v\u00e0 ch\u1ea5t b\u1ea9n l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng thu nh\u1eadn b\u1ee9c x\u1ea1, trong khi ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 c\u0103n ch\u1ec9nh b\u1ed9 theo d\u00f5i gi\u00fap tr\u00e1nh sai s\u1ed1 do l\u1ec7ch v\u1ecb tr\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra hi\u1ec7u chu\u1ea9n c\u0169ng quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c tr\u1ea1m gi\u00e1m s\u00e1t d\u00e0i h\u1ea1n. B\u1eb1ng c\u00e1ch duy tr\u00ec t\u00ednh nh\u1ea5t qu\u00e1n hi\u1ec7u chu\u1ea9n v\u00e0 ki\u1ec3m tra hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng th\u01b0\u1eddng xuy\u00ean, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u1ed9 tr\u00f4i \u0111o l\u01b0\u1eddng v\u00e0 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u DNI thu th\u1eadp \u0111\u01b0\u1ee3c v\u1eabn \u0111\u00e1ng tin c\u1eady cho \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ebft h\u1ee3p nhi\u1ec1u ph\u00e9p \u0111o \u0111\u1ec3 t\u0103ng \u0111\u1ed9 tin c\u1eady d\u1eef li\u1ec7u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi quy m\u00f4 l\u1edbn, ch\u1ec9 d\u1ef1a v\u00e0o m\u1ed9t \u0111i\u1ec3m \u0111o c\u00f3 th\u1ec3 kh\u00f4ng lu\u00f4n cung c\u1ea5p \u0111\u1ee7 \u0111\u1ed9 tin c\u1eady d\u1eef li\u1ec7u. Nhi\u1ec1u tr\u1ea1m gi\u00e1m s\u00e1t DNI ho\u1eb7c k\u1ebft h\u1ee3p c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 c\u00f3 th\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c gi\u00e1 tr\u1ecb b\u1ea5t th\u01b0\u1eddng, c\u1ea3i thi\u1ec7n x\u00e1c minh d\u1eef li\u1ec7u v\u00e0 duy tr\u00ec t\u00ednh li\u00ean t\u1ee5c c\u1ee7a ph\u00e9p \u0111o trong th\u1eddi gian b\u1ea3o tr\u00ec.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong gi\u00e1m s\u00e1t nh\u00e0 m\u00e1y \u0111i\u1ec7n quang \u0111i\u1ec7n, d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch c\u00f9ng v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u00e1c \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng. <a href=\"https:\/\/www.yantaisensor.com\/vi\/san-pham\/xf500s-cwb-photovoltaic-power-station-compact-weather-sensor-wireless-solar-radiation-sensor\/\">Tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng nh\u1ecf g\u1ecdn XF500S-CWB<\/a> t\u00edch h\u1ee3p c\u00e1c ph\u00e9p \u0111o kh\u00ed t\u01b0\u1ee3ng ch\u00ednh, bao g\u1ed3m nhi\u1ec7t \u0111\u1ed9 kh\u00ed quy\u1ec3n, \u0111\u1ed9 \u1ea9m, t\u1ed1c \u0111\u1ed9 gi\u00f3, h\u01b0\u1edbng gi\u00f3, \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n, nhi\u1ec7t \u0111\u1ed9 th\u00e0nh ph\u1ea7n v\u00e0 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi POA, cung c\u1ea5p h\u1ed7 tr\u1ee3 d\u1eef li\u1ec7u m\u00f4i tr\u01b0\u1eddng to\u00e0n di\u1ec7n cho v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec PV.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t quang \u0111i\u1ec7n, m\u00e1y \u0111o b\u1ee9c x\u1ea1 t\u1ed5ng \u0111\u1ed9 ch\u00ednh x\u00e1c cao (c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi) c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi v\u00e0 h\u1ed7 tr\u1ee3 ph\u00e2n t\u00edch T\u1ef7 l\u1ec7 c\u00f4ng su\u1ea5t (PR). K\u1ebft h\u1ee3p \u0111o b\u1ee9c x\u1ea1 v\u1edbi gi\u00e1m s\u00e1t th\u1eddi ti\u1ebft cung c\u1ea5p hi\u1ec3u bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 h\u01a1n v\u1ec1 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng \u0111o DNI trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi PV<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110o DNI ch\u00ednh x\u00e1c cung c\u1ea5p th\u00f4ng tin t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi thi\u1ebft y\u1ebfu trong su\u1ed1t v\u00f2ng \u0111\u1eddi d\u1ef1 \u00e1n quang \u0111i\u1ec7n, t\u1eeb \u0111\u00e1nh gi\u00e1 \u0111\u1ecba \u0111i\u1ec3m ban \u0111\u1ea7u \u0111\u1ebfn v\u1eadn h\u00e0nh nh\u00e0 m\u00e1y. B\u1eb1ng c\u00e1ch hi\u1ec3u \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng s\u1eb5n c\u00f3 c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u01b0\u1edbc t\u00ednh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ed1t h\u01a1n v\u1ec1 c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng v\u00e0 qu\u1ea3n l\u00fd hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u00e1t tri\u1ec3n D\u1ef1 \u00e1n PV v\u00e0 Thi\u1ebft k\u1ebf H\u1ec7 th\u1ed1ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong qu\u00e1 tr\u00ecnh l\u1eadp k\u1ebf ho\u1ea1ch d\u1ef1 \u00e1n PV, d\u1eef li\u1ec7u DNI \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, l\u1ef1a ch\u1ecdn \u0111\u1ecba \u0111i\u1ec3m v\u00e0 d\u1ef1 \u0111o\u00e1n s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng. K\u1ebft h\u1ee3p v\u1edbi c\u00e1c ph\u00e9p \u0111o GHI v\u00e0 DHI, d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 d\u00e0i h\u1ea1n gi\u00fap c\u00e1c k\u1ef9 s\u01b0 \u0111\u00e1nh gi\u00e1 \u0111i\u1ec1u ki\u1ec7n n\u1eafng v\u00e0 l\u1ef1a ch\u1ecdn thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ph\u00f9 h\u1ee3p. \u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng PV theo d\u00f5i v\u00e0 \u1ee9ng d\u1ee5ng CPV, vi\u1ec7c \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c ch\u00ednh x\u00e1c \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng v\u00ec kh\u1ea3 n\u0103ng s\u1eb5n c\u00f3 c\u1ee7a \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng v\u00e0 s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u00e1m s\u00e1t Nh\u00e0 m\u00e1y PV v\u00e0 T\u1ed1i \u01b0u h\u00f3a Hi\u1ec7u su\u1ea5t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi nh\u00e0 m\u00e1y quang \u0111i\u1ec7n \u0111i v\u00e0o ho\u1ea1t \u0111\u1ed9ng, vi\u1ec7c gi\u00e1m s\u00e1t DNI li\u00ean t\u1ee5c h\u1ed7 tr\u1ee3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t v\u00e0 d\u1ef1 b\u00e1o c\u00f4ng su\u1ea5t. B\u1eb1ng c\u00e1ch so s\u00e1nh d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi v\u1edbi s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n th\u1ef1c t\u1ebf, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng, x\u00e1c \u0111\u1ecbnh ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng v\u00e0 t\u1ed1i \u01b0u h\u00f3a chi\u1ebfn l\u01b0\u1ee3c v\u1eadn h\u00e0nh. C\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t PV t\u00edch h\u1ee3p th\u01b0\u1eddng k\u1ebft h\u1ee3p DNI v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 kh\u00ed t\u01b0\u1ee3ng kh\u00e1c, nh\u01b0 nhi\u1ec7t \u0111\u1ed9, gi\u00f3 v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4-\u0111un, \u0111\u1ec3 cung c\u1ea5p d\u1eef li\u1ec7u v\u1eadn h\u00e0nh to\u00e0n di\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 L\u1ef1a ch\u1ecdn H\u1ec7 th\u1ed1ng \u0110o DNI?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng \u0111o DNI ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 ch\u00ednh x\u00e1c y\u00eau c\u1ea7u, m\u1ee5c \u0111\u00edch \u1ee9ng d\u1ee5ng v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u1eafp \u0111\u1eb7t. \u0110\u1ed1i v\u1edbi \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u1ed9 ch\u00ednh x\u00e1c cao, ph\u00e1t tri\u1ec3n d\u1ef1 \u00e1n PV v\u00e0 \u1ee9ng d\u1ee5ng nghi\u00ean c\u1ee9u, m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp \u0111\u00e3 hi\u1ec7u chu\u1ea9n k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi ch\u00ednh x\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean. \u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u00f4ng th\u01b0\u1eddng, c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh d\u1ef1a tr\u00ean y\u00eau c\u1ea7u d\u1eef li\u1ec7u v\u00e0 ng\u00e2n s\u00e1ch d\u1ef1 \u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng l\u00e0 m\u1ed9t c\u00e2n nh\u1eafc quan tr\u1ecdng kh\u00e1c cho gi\u00e1m s\u00e1t d\u00e0i h\u1ea1n. H\u1ec7 th\u1ed1ng \u0111o DNI \u0111\u01b0\u1ee3c ch\u1ecdn ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ed9 ghi d\u1eef li\u1ec7u v\u00e0 n\u1ec1n t\u1ea3ng gi\u00e1m s\u00e1t, v\u1edbi c\u00e1c t\u00f9y ch\u1ecdn truy\u1ec1n th\u00f4ng nh\u01b0 RS485, Modbus ho\u1eb7c Ethernet \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u t\u1eeb xa v\u00e0 qu\u1ea3n l\u00fd t\u1eadp trung.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t DNI th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi \u0111\u1ec3 v\u1eadn h\u00e0nh li\u00ean t\u1ee5c, kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 c\u1ea5p b\u1ea3o v\u1ec7, d\u1ea3i nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u1eafp \u0111\u1eb7t v\u00e0 y\u00eau c\u1ea7u b\u1ea3o tr\u00ec \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady \u0111o l\u01b0\u1eddng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng d\u1eef li\u1ec7u d\u00e0i h\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110o DNI ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p, theo d\u00f5i m\u1eb7t tr\u1eddi ch\u00ednh x\u00e1c, l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u1ecbnh k\u1ef3. M\u1ed9t h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng \u0111\u00e1ng tin c\u1eady \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ch\u1ea5t l\u01b0\u1ee3ng cao cho \u0111\u00e1nh gi\u00e1 d\u1ef1 \u00e1n PV, t\u1ed1i \u01b0u 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<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi chuy\u00ean nghi\u1ec7p v\u00e0 gi\u00e1m s\u00e1t quang \u0111i\u1ec7n, m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp \u0111\u00e3 hi\u1ec7u chu\u1ea9n k\u1ebft h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng theo d\u00f5i m\u1eb7t tr\u1eddi \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u1eabn l\u00e0 gi\u1ea3i ph\u00e1p ch\u00ednh x\u00e1c nh\u1ea5t cho ph\u00e9p \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm gi\u1ea3i ph\u00e1p \u0111o DNI \u0111\u00e1ng tin c\u1eady, c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ho\u1eb7c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t th\u1eddi ti\u1ebft quang \u0111i\u1ec7n, <a href=\"https:\/\/www.yantaisensor.com\/vi\/lien-he-voi-chung-toi\/\">li\u00ean h\u1ec7 v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u1ee7a ch\u00fang t\u00f4i<\/a> \u0111\u1ec3 c\u00f3 gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh d\u1ef1a tr\u00ean y\u00eau c\u1ea7u d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p>\n\n\n<style>.wp-block-kadence-advancedgallery.kb-gallery-wrap-id-8742_e59b00-f3{padding-top:0px;}.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-8742_e59b00-f3{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-8742_e59b00-f3 .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-8742_e59b00-f3 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-8742_e59b00-f3 .kb-slide-item .kb-gal-image-radius img{border-radius:0px 0px 0px 0px;;}<\/style><div class=\"kb-gallery-wrap-id-8742_e59b00-f3 alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-8742_e59b00-f3 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-id8742_31dc34-bc .kt-accordion-inner-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:10px;}.kt-accordion-id8742_31dc34-bc .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-id8742_31dc34-bc > .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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc > .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-id8742_31dc34-bc .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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id8742_31dc34-bc > .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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc: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-id8742_31dc34-bc .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-id8742_31dc34-bc > .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-id8742_31dc34-bc > .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-id8742_31dc34-bc .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-id8742_31dc34-bc .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id8742_31dc34-bc > .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-id8742_31dc34-bc .kt-accordion-inner-wrap{display:block;}.kt-accordion-id8742_31dc34-bc .kt-accordion-inner-wrap .kt-accordion-pane:not(:first-child){margin-top:10px;}.kt-accordion-id8742_31dc34-bc .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-id8742_31dc34-bc > .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-id8742_31dc34-bc > .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-id8742_31dc34-bc .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-id8742_31dc34-bc .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id8742_31dc34-bc > .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-id8742_31dc34-bc 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-pane8742_b61dff-ff\"><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\">Ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh x\u00e1c nh\u1ea5t \u0111\u1ec3 \u0111o DNI 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\">Ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh x\u00e1c nh\u1ea5t \u0111\u1ec3 \u0111o DNI l\u00e0 s\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf tr\u1ef1c x\u1ea1 (pyrheliometer) \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. B\u1ed9 theo d\u00f5i gi\u1eef c\u1ea3m bi\u1ebfn th\u1eb3ng h\u00e0ng v\u1edbi m\u1eb7t tr\u1eddi, trong khi nhi\u1ec7t k\u1ebf tr\u1ef1c x\u1ea1 \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp qua tr\u01b0\u1eddng nh\u00ecn h\u1eb9p. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, ph\u00e1t tri\u1ec3n d\u1ef1 \u00e1n \u0111i\u1ec7n m\u1eb7t tr\u1eddi (PV) v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi chuy\u00ean nghi\u1ec7p.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-2 kt-pane8742_a8f0c4-10\"><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\">C\u00f3 th\u1ec3 \u0111o DNI m\u00e0 kh\u00f4ng c\u1ea7n b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi 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\">C\u00f3, DNI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o ho\u1eb7c \u01b0\u1edbc t\u00ednh m\u00e0 kh\u00f4ng c\u1ea7n b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng, nh\u01b0ng \u0111\u1ed9 ch\u00ednh x\u00e1c th\u01b0\u1eddng th\u1ea5p h\u01a1n so v\u1edbi h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng b\u1ed9 theo d\u00f5i. C\u00e1c gi\u1ea3i ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p cho vi\u1ec7c gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1ed5ng qu\u00e1t ho\u1eb7c c\u00e1c d\u1ef1 \u00e1n nh\u1ea1y c\u1ea3m v\u1ec1 chi ph\u00ed. \u0110\u1ed1i v\u1edbi \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 t\u00ednh ng\u00e2n h\u00e0ng v\u00e0 ph\u00e2n t\u00edch PV \u0111\u1ed9 ch\u00ednh x\u00e1c cao, m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi \u0111\u00e1ng tin c\u1eady v\u1eabn l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c \u01b0u ti\u00ean.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-3 kt-pane8742_e577a9-44\"><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\">Thi\u1ebft b\u1ecb n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o DNI?<\/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\">M\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp (pyrheliometer) l\u00e0 thi\u1ebft b\u1ecb ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o DNI tr\u1ef1c ti\u1ebfp. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi tr\u01b0\u1eddng quang h\u1ecdc h\u1eb9p \u0111\u1ec3 ch\u1ec9 thu nh\u1eadn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp t\u1eeb m\u1eb7t tr\u1eddi. Trong c\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t chuy\u00ean nghi\u1ec7p, m\u00e1y \u0111o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi, b\u1ed9 ghi d\u1eef li\u1ec7u v\u00e0 c\u00e1c c\u1ea3m bi\u1ebfn th\u1eddi ti\u1ebft kh\u00e1c \u0111\u1ec3 cung c\u1ea5p d\u1eef li\u1ec7u t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi li\u00ean t\u1ee5c 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-4 kt-pane8742_bdf401-24\"><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 nh\u00e0 m\u00e1y \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\">D\u1eef li\u1ec7u DNI r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111i\u1ec1u ki\u1ec7n t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, d\u1ef1 \u0111o\u00e1n s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n. D\u1eef li\u1ec7u n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng PV theo d\u00f5i v\u00e0 c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung, v\u1ed1n ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp. C\u00e1c ph\u00e9p \u0111o DNI ch\u00ednh x\u00e1c gi\u00fap c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u1ea3i thi\u1ec7n \u0111\u00e1nh gi\u00e1 \u0111\u1ecba \u0111i\u1ec3m, c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t 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-5 kt-pane8742_cdad11-63\"><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 \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o DNI?<\/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\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111o DNI b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi hi\u1ec7u chu\u1ea9n c\u1ea3m bi\u1ebfn, \u0111\u1ed9 c\u0103n ch\u1ec9nh b\u1ed9 theo d\u00f5i m\u1eb7t tr\u1eddi, \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng. S\u1ef1 t\u00edch t\u1ee5 b\u1ee5i tr\u00ean c\u1eeda s\u1ed5 quang h\u1ecdc, \u0111\u1ecbnh v\u1ecb kh\u00f4ng ch\u00ednh x\u00e1c, l\u1eafp \u0111\u1eb7t kh\u00f4ng \u1ed5n \u0111\u1ecbnh v\u00e0 tr\u00f4i hi\u1ec7u chu\u1ea9n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 tin c\u1eady c\u1ee7a ph\u00e9p \u0111o. Vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean, ki\u1ec3m tra hi\u1ec7u chu\u1ea9n v\u00e0 l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi ch\u00ednh x\u00e1c trong 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-6 kt-pane8742_bb796e-b6\"><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\">H\u1ec7 th\u1ed1ng \u0111o DNI n\u00ean \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n v\u1edbi t\u1ea7n su\u1ea5t bao nhi\u00eau?<\/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\">T\u1ea7n su\u1ea5t hi\u1ec7u chu\u1ea9n c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o DNI ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i thi\u1ebft b\u1ecb, m\u00f4i tr\u01b0\u1eddng v\u1eadn h\u00e0nh v\u00e0 y\u00eau c\u1ea7u d\u1ef1 \u00e1n. C\u00e1c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi chuy\u00ean nghi\u1ec7p n\u00ean tu\u00e2n theo khuy\u1ebfn ngh\u1ecb c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd hi\u1ec7u chu\u1ea9n. Ki\u1ec3m tra hi\u1ec7u su\u1ea5t \u0111\u1ecbnh k\u1ef3, v\u1ec7 sinh c\u1ea3m bi\u1ebfn v\u00e0 x\u00e1c minh \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u0111o l\u01b0\u1eddng c\u0169ng gi\u00fap duy tr\u00ec d\u1eef li\u1ec7u DNI ch\u00ednh x\u00e1c v\u00e0 c\u00f3 th\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-9 kt-pane8742_6048bf-d5\"><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\">H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t DNI s\u1eed d\u1ee5ng nh\u1eefng giao di\u1ec7n truy\u1ec1n th\u00f4ng n\u00e0o?<\/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\">H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t DNI th\u01b0\u1eddng h\u1ed7 tr\u1ee3 c\u00e1c giao di\u1ec7n truy\u1ec1n th\u00f4ng nh\u01b0 RS485, Modbus, Ethernet v\u00e0 k\u1ebft n\u1ed1i b\u1ed9 ghi d\u1eef li\u1ec7u. Ph\u01b0\u01a1ng th\u1ee9c truy\u1ec1n th\u00f4ng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi n\u1ec1n t\u1ea3ng gi\u00e1m s\u00e1t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi hi\u1ec7n c\u00f3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o truy\u1ec1n d\u1eef li\u1ec7u \u0111\u00e1ng tin c\u1eady v\u00e0 qu\u1ea3n l\u00fd t\u1eeb xa. Vi\u1ec7c t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng \u0111\u00fang c\u00e1ch cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh thu th\u1eadp, ph\u00e2n t\u00edch v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-10 kt-pane8742_6450ef-75\"><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\">C\u1ea3m bi\u1ebfn DNI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi tr\u1ea1m th\u1eddi ti\u1ebft quang \u0111i\u1ec7n 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\">C\u00f3, c\u1ea3m bi\u1ebfn DNI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t th\u1eddi ti\u1ebft quang \u0111i\u1ec7n \u0111\u1ec3 cung c\u1ea5p d\u1eef li\u1ec7u to\u00e0n di\u1ec7n v\u1ec1 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng. 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 nh\u01b0 nhi\u1ec7t \u0111\u1ed9, t\u1ed1c \u0111\u1ed9 gi\u00f3, \u0111\u1ed9 \u1ea9m v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4-\u0111un, c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 t\u1ed1t h\u01a1n hi\u1ec7u su\u1ea5t nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1eb7t tr\u1eddi, c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c d\u1ef1 b\u00e1o v\u00e0 h\u1ed7 tr\u1ee3 c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec d\u00e0i h\u1ea1n.<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp th\u01b0\u1eddng (DNI) l\u00e0 th\u00f4ng s\u1ed1 quan tr\u1ecdng \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 d\u1ef1 \u00e1n quang \u0111i\u1ec7n. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch \u0111o DNI ch\u00ednh x\u00e1c, bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf tr\u1ef1c x\u1ea1, h\u1ec7 th\u1ed1ng theo d\u00f5i m\u1eb7t tr\u1eddi v\u00e0 ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u chu\u1ea9n. B\u00e0i vi\u1ebft c\u0169ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o l\u01b0\u1eddng, c\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng \u0111o DNI ph\u00f9 h\u1ee3p cho gi\u00e1m s\u00e1t PV v\u00e0 d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>","protected":false},"author":1,"featured_media":8024,"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-8742","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\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2.webp",1024,768,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":88,"filter":"raw","cat_ID":11,"category_count":88,"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\/8742","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=8742"}],"version-history":[{"count":23,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/8742\/revisions"}],"predecessor-version":[{"id":8878,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/8742\/revisions\/8878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/media\/8024"}],"wp:attachment":[{"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/media?parent=8742"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/categories?post=8742"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/tags?post=8742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}