{"id":9775,"date":"2026-09-24T09:01:52","date_gmt":"2026-09-24T01:01:52","guid":{"rendered":"https:\/\/www.yantaisensor.com\/?p=9775"},"modified":"2026-09-24T09:32:53","modified_gmt":"2026-09-24T01:32:53","slug":"solar-pr-calculation-guide","status":"publish","type":"post","link":"https:\/\/www.yantaisensor.com\/vi\/blog\/solar-pr-calculation-guide","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u00ednh to\u00e1n PR \u0111i\u1ec7n m\u1eb7t tr\u1eddi: S\u1eed d\u1ee5ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 \u0111\u1ec3 t\u00ednh PR"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh PV v\u00e0 k\u1ef9 s\u01b0 d\u1ef1 \u00e1n, t\u00ednh to\u00e1n PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 cho k\u1ebft qu\u1ea3 b\u1ea5t ng\u1edd ngay c\u1ea3 khi nh\u00e0 m\u00e1y c\u00f3 v\u1ebb \u0111ang ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. V\u1ea5n \u0111\u1ec1 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng n\u1eb1m \u1edf h\u1ec7 th\u1ed1ng PV. Vi\u1ec7c \u0111o l\u01b0\u1eddng <a href=\"https:\/\/pvpmc.sandia.gov\/modeling-guide\/1-weather-design-inputs\/plane-of-array-poa-irradiance\/\" target=\"_blank\" rel=\"noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">B\u1ee9c x\u1ea1 POA<\/mark><\/a> kh\u00f4ng ch\u00ednh x\u00e1c, c\u1ea3m bi\u1ebfn l\u1ec7ch h\u01b0\u1edbng, b\u1ee5i b\u1ea9n, sai l\u1ec7ch hi\u1ec7u chu\u1ea9n, d\u1eef li\u1ec7u thi\u1ebfu, ho\u1eb7c d\u1ea5u th\u1eddi gian kh\u00f4ng kh\u1edbp \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho PR. V\u00ec t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV li\u00ean quan s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf v\u1edbi ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi m\u00e0 d\u00e0n pin nh\u1eadn \u0111\u01b0\u1ee3c, d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 \u0111\u00e1ng tin c\u1eady l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 c\u00f3 \u00fd ngh\u0129a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ef1c t\u1ebf, c\u00e2u h\u1ecfi then ch\u1ed1t kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 c\u00e1ch t\u00ednh PR, m\u00e0 l\u00e0 li\u1ec7u d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong t\u00ednh to\u00e1n c\u00f3 th\u1ef1c s\u1ef1 \u0111\u1ea1i di\u1ec7n cho \u0111i\u1ec1u ki\u1ec7n c\u1ee7a d\u00e0n pin PV hay kh\u00f4ng. H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng b\u1ee9c x\u1ea1 POA \u0111\u1ec3 t\u00ednh PR b\u1eb1ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1, tr\u00ecnh b\u00e0y c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n v\u1edbi v\u00ed d\u1ee5 PV th\u1ef1c t\u1ebf, v\u00e0 sau \u0111\u00f3 xem x\u00e9t vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn, ch\u1ea5t l\u01b0\u1ee3ng d\u1eef li\u1ec7u, v\u00e0 c\u00e1c l\u1ed7i \u0111o l\u01b0\u1eddng ph\u1ed5 bi\u1ebfn c\u00f3 th\u1ec3 l\u00e0m sai l\u1ec7ch k\u1ebft qu\u1ea3. N\u00f3 c\u0169ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c c\u00e2n nh\u1eafc th\u1ef1c t\u1ebf v\u1ec1 c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 cho gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV d\u00e0i h\u1ea1n.<\/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=\"1024\" height=\"768\" data-id=\"8025\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/TBQ-2C-Pyranometer-Solar-Radiation-Sensor.webp\" alt=\"C\u1ea3m bi\u1ebfn Pyranometer TBQ-2CThermopile so v\u1edbi Pyranometer SiliconTi\u00eau chu\u1ea9n \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddiT\u00ednh to\u00e1n PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-8025\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/TBQ-2C-Pyranometer-Solar-Radiation-Sensor.webp 1024w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/TBQ-2C-Pyranometer-Solar-Radiation-Sensor-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/TBQ-2C-Pyranometer-Solar-Radiation-Sensor-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/TBQ-2C-Pyranometer-Solar-Radiation-Sensor-16x12.webp 16w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"8024\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2.webp\" alt=\"SAUT Automatic tracking solar Automatic Solar Tracking Measurement SystemH\u1ec7 th\u1ed1ng \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng theo d\u00f5iL\u1ee3i \u00edch c\u1ee7a vi\u1ec7c theo d\u00f5i m\u1eb7t tr\u1eddi\" class=\"wp-image-8024\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2.webp 1024w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2-16x12.webp 16w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV l\u00e0 g\u00ec v\u00e0 c\u00e1ch t\u00ednh nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/pvpmc.sandia.gov\/modeling-guide\/5-ac-system-output\/pv-performance-metrics\/performance-ratio\/\" target=\"_blank\" rel=\"noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">T\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV (PR)<\/mark><\/a> l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 chu\u1ea9n h\u00f3a so s\u00e1nh n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi h\u1ec7 th\u1ed1ng PV v\u1edbi n\u0103ng l\u01b0\u1ee3ng k\u1ef3 v\u1ecdng t\u1eeb ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi m\u00e0 d\u00e0n pin PV nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PR \u0111o l\u01b0\u1eddng \u0111i\u1ec1u g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">PR ph\u1ea3n \u00e1nh m\u1ee9c \u0111\u1ed9 hi\u1ec7u qu\u1ea3 m\u00e0 h\u1ec7 th\u1ed1ng PV chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi s\u1eb5n c\u00f3 th\u00e0nh \u0111i\u1ec7n n\u0103ng. Kh\u00f4ng gi\u1ed1ng nh\u01b0 t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng, n\u00f3 t\u00ednh \u0111\u1ebfn c\u1ea3 c\u00f4ng su\u1ea5t h\u1ec7 th\u1ed1ng PV v\u00e0 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi nh\u1eadn \u0111\u01b0\u1ee3c trong k\u1ef3 \u0111\u00e1nh gi\u00e1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f4ng th\u1ee9c t\u00ednh PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u1ee9c t\u00ednh PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u01a1 b\u1ea3n l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PR = S\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf \u00f7 S\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu \u00d7 100%<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n AC c\u1ee7a h\u1ec7 th\u1ed1ng PV v\u00e0 c\u00f4ng su\u1ea5t DC l\u1eafp \u0111\u1eb7t. S\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb b\u1ee9c x\u1ea1 POA \u0111o \u0111\u01b0\u1ee3c tr\u00ean m\u1eb7t ph\u1eb3ng d\u00e0n pin PV v\u00e0 b\u1ee9c x\u1ea1 tham chi\u1ebfu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3, d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 POA l\u00e0 \u0111\u1ea7u v\u00e0o quan tr\u1ecdng cho t\u00ednh to\u00e1n PR. B\u1ee9c x\u1ea1 \u0111o \u0111\u01b0\u1ee3c \u0111\u01b0\u1ee3c t\u00edch l\u0169y trong k\u1ef3 \u0111\u00e1nh gi\u00e1 \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c b\u1ee9c x\u1ea1 s\u1eed d\u1ee5ng trong t\u00ednh to\u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IEC 61724-1 cung c\u1ea5p khung ti\u00eau chu\u1ea9n cho gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng PV v\u00e0 \u0111\u00e1nh gi\u00e1 PR.<\/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=\"1024\" height=\"698\" data-id=\"5559\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/03\/Environmental-Monitoring-Station-Supporting-PV-Power-Forecasting-in-Hebei-Distributed-Solar-Project-1024x698.webp\" alt=\"Tr\u1ea1m gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng h\u1ed7 tr\u1ee3 d\u1ef1 b\u00e1o s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi trong d\u1ef1 \u00e1n \u0111i\u1ec7n m\u1eb7t tr\u1eddi ph\u00e2n t\u00e1n t\u1ea1i H\u00e0 B\u1eafc\" class=\"wp-image-5559\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/03\/Environmental-Monitoring-Station-Supporting-PV-Power-Forecasting-in-Hebei-Distributed-Solar-Project-1024x698.webp 1024w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/03\/Environmental-Monitoring-Station-Supporting-PV-Power-Forecasting-in-Hebei-Distributed-Solar-Project-300x205.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/03\/Environmental-Monitoring-Station-Supporting-PV-Power-Forecasting-in-Hebei-Distributed-Solar-Project-768x524.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/03\/Environmental-Monitoring-Station-Supporting-PV-Power-Forecasting-in-Hebei-Distributed-Solar-Project-18x12.webp 18w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/03\/Environmental-Monitoring-Station-Supporting-PV-Power-Forecasting-in-Hebei-Distributed-Solar-Project.webp 1440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/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\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"2440\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/11\/Solar-PV-Industry-Solutions-2-1024x768.webp\" alt=\"Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-2440\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/11\/Solar-PV-Industry-Solutions-2-1024x768.webp 1024w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/11\/Solar-PV-Industry-Solutions-2-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/11\/Solar-PV-Industry-Solutions-2-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/11\/Solar-PV-Industry-Solutions-2-600x450.webp 600w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/11\/Solar-PV-Industry-Solutions-2.webp 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch t\u00ednh PR b\u1eb1ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 POA?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 t\u00ednh PR b\u1eb1ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1, hai b\u1ed9 d\u1eef li\u1ec7u c\u1ea7n kh\u1edbp nhau: n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi h\u1ec7 th\u1ed1ng PV v\u00e0 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi m\u00e0 d\u00e0n pin nh\u1eadn \u0111\u01b0\u1ee3c. Trong th\u1ef1c t\u1ebf, ch\u00fang ta s\u1eed d\u1ee5ng b\u1ee9c x\u1ea1 POA v\u00ec c\u1ea3m bi\u1ebfn \u0111ang \u0111o \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u00ean c\u00f9ng m\u1eb7t ph\u1eb3ng v\u1edbi c\u00e1c module. T\u00ednh to\u00e1n sau \u0111\u00f3 d\u1ef1a tr\u00ean ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111o \u0111\u01b0\u1ee3c v\u00e0 s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf trong c\u00f9ng k\u1ef3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao s\u1eed d\u1ee5ng b\u1ee9c x\u1ea1 POA?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ee9c x\u1ea1 POA (Plane of Array - M\u1eb7t ph\u1eb3ng d\u00e0n pin) \u0111\u01b0\u1ee3c \u0111o tr\u00ean m\u1eb7t ph\u1eb3ng c\u1ee7a d\u00e0n pin PV. V\u00ec \u0111\u1ed9 nghi\u00eang v\u00e0 h\u01b0\u1edbng c\u1ee7a module \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u1ee9c x\u1ea1 m\u00e0 c\u00e1c module nh\u1eadn \u0111\u01b0\u1ee3c, d\u1eef li\u1ec7u POA ph\u00f9 h\u1ee3p h\u01a1n cho gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV so v\u1edbi b\u1ee9c x\u1ea1 ngang.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>B\u1ee9c x\u1ea1<\/td><td>M\u1eb7t ph\u1eb3ng \u0111o<\/td><td>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td><\/tr><tr><td>GHI<\/td><td>M\u1eb7t ph\u1eb3ng n\u1eb1m ngang<\/td><td>\u0110\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/td><\/tr><tr><td>POA<\/td><td>M\u1eb7t ph\u1eb3ng d\u00e0n pin PV<\/td><td>Gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV<\/td><\/tr><tr><td>DNI<\/td><td>Vu\u00f4ng g\u00f3c v\u1edbi m\u1eb7t tr\u1eddi<\/td><td>\u0110o b\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV, ph\u00e9p \u0111o POA ph\u1ea3i \u0111\u1ea1i di\u1ec7n cho c\u00f9ng \u0111i\u1ec1u ki\u1ec7n d\u00e0n pin nh\u01b0 h\u1ec7 th\u1ed1ng PV \u0111ang \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N\u0103m b\u01b0\u1edbc \u0111\u1ec3 t\u00ednh PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thu th\u1eadp d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 POA. Ghi l\u1ea1i b\u1ee9c x\u1ea1 tr\u00ean m\u1eb7t ph\u1eb3ng d\u00e0n pin v\u00e0 t\u00edch ph\u00e2n c\u00e1c ph\u00e9p \u0111o trong kho\u1ea3ng th\u1eddi gian \u0111\u00e3 ch\u1ecdn \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c b\u1ee9c x\u1ea1 POA.<\/li>\n\n\n\n<li>Thu th\u1eadp s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n AC. S\u1eed d\u1ee5ng d\u1eef li\u1ec7u t\u1eeb inverter ho\u1eb7c \u0111\u1ed3ng h\u1ed3 \u0111o n\u0103ng l\u01b0\u1ee3ng cho c\u00f9ng k\u1ef3. D\u1ea5u th\u1eddi gian v\u00e0 kho\u1ea3ng th\u1eddi gian \u0111\u00e1nh gi\u00e1 c\u1ea7n kh\u1edbp v\u1edbi d\u1eef li\u1ec7u b\u1ee9c x\u1ea1.<\/li>\n\n\n\n<li>T\u00ednh s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu. Chia b\u1ee9c x\u1ea1 POA t\u00edch l\u0169y cho b\u1ee9c x\u1ea1 tham chi\u1ebfu. Khi s\u1eed d\u1ee5ng \u0111i\u1ec1u ki\u1ec7n tham chi\u1ebfu STC, b\u1ee9c x\u1ea1 tham chi\u1ebfu l\u00e0 1.000 W\/m\u00b2.<\/li>\n\n\n\n<li>T\u00ednh s\u1ea3n l\u01b0\u1ee3ng cu\u1ed1i c\u00f9ng. Chia s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n AC th\u1ef1c t\u1ebf cho c\u00f4ng su\u1ea5t DC l\u1eafp \u0111\u1eb7t c\u1ee7a PV.<\/li>\n\n\n\n<li>T\u00ednh PR. Chia s\u1ea3n l\u01b0\u1ee3ng cu\u1ed1i c\u00f9ng cho s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu:<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PR = S\u1ea3n l\u01b0\u1ee3ng cu\u1ed1i c\u00f9ng \u00f7 S\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu \u00d7 100%<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec3m quan tr\u1ecdng l\u00e0 b\u1ee9c x\u1ea1 POA v\u00e0 s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n AC ph\u1ea3i \u0111\u1ebfn t\u1eeb c\u00f9ng k\u1ef3 \u0111\u00e1nh gi\u00e1. N\u1ebfu d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 b\u1ecb l\u1ec7ch, kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7, ho\u1eb7c kh\u00f4ng \u0111\u1ea1i di\u1ec7n cho d\u00e0n pin, PR t\u00ednh \u0111\u01b0\u1ee3c c\u0169ng c\u00f3 th\u1ec3 g\u00e2y nh\u1ea7m l\u1eabn. \u0110\u1ec3 c\u00f3 h\u01b0\u1edbng d\u1eabn th\u1ef1c t\u1ebf v\u1ec1 \u0111o l\u01b0\u1eddng v\u00e0 l\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, xem <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/how-to-measure-solar-irradiance-for-photovoltaic-systems\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">C\u00e1ch \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi cho h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n<\/mark><\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ed d\u1ee5 t\u00ednh PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00ed d\u1ee5 v\u1ec1 h\u1ec7 th\u1ed1ng PV 100 kWp<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1ea3 s\u1eed m\u1ed9t h\u1ec7 th\u1ed1ng PV 100 kWp s\u1ea3n xu\u1ea5t 120.000 kWh \u0111i\u1ec7n AC trong c\u00f9ng k\u1ef3 \u0111\u00e1nh gi\u00e1 m\u00e0 b\u1ee9c x\u1ea1 POA \u0111o \u0111\u01b0\u1ee3c l\u00e0 1.500 kWh\/m\u00b2. S\u1eed d\u1ee5ng b\u1ee9c x\u1ea1 tham chi\u1ebfu 1 kW\/m\u00b2, s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu l\u00e0 1.500 h, trong khi s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf l\u00e0 1.200 h.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PR = 1.200 \u00f7 1.500 \u00d7 100% = 80%<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PR 80% c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PR 80% c\u00f3 ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00e3 s\u1ea3n xu\u1ea5t 80% s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng tham chi\u1ebfu \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb b\u1ee9c x\u1ea1 POA \u0111o \u0111\u01b0\u1ee3c. N\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 c\u00e1c module PV c\u00f3 hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i 80%. T\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 c\u1ea5p h\u1ec7 th\u1ed1ng so s\u00e1nh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf v\u1edbi ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi s\u1eb5n c\u00f3.<\/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=\"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=\"3676\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/SAUT-Automatic-tracking-solar-radiation-1-1.webp\" alt=\"SAUT H\u1ec7 th\u1ed1ng theo d\u00f5i t\u1ef1 \u0111\u1ed9ng b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi\" class=\"wp-image-3676\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/SAUT-Automatic-tracking-solar-radiation-1-1.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/SAUT-Automatic-tracking-solar-radiation-1-1-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/SAUT-Automatic-tracking-solar-radiation-1-1-768x576.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110o l\u01b0\u1eddng b\u1ee9c x\u1ea1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a PR nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ee9c x\u1ea1 POA \u0111o \u0111\u01b0\u1ee3c sai, s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong t\u00ednh to\u00e1n PR c\u0169ng sai. PR t\u00ednh \u0111\u01b0\u1ee3c sau \u0111\u00f3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i ngay c\u1ea3 khi b\u1ea3n th\u00e2n h\u1ec7 th\u1ed1ng PV kh\u00f4ng thay \u0111\u1ed5i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u chu\u1ea9n c\u1ea3m bi\u1ebfn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra ph\u00e9p \u0111o b\u1ee9c x\u1ea1 tr\u01b0\u1edbc khi gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng s\u1ef1 thay \u0111\u1ed5i PR \u0111\u1ebfn t\u1eeb h\u1ec7 th\u1ed1ng PV. M\u1ed9t c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c truy\u1ec1n d\u1eef li\u1ec7u b\u00ecnh th\u01b0\u1eddng trong khi ph\u00e9p \u0111o c\u1ee7a n\u00f3 d\u1ea7n b\u1ecb sai l\u1ec7ch, v\u00e0 \u0111i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng r\u00f5 r\u00e0ng tr\u00ean m\u00e0n h\u00ecnh gi\u00e1m s\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi nghi\u00ean c\u1ee9u PR, t\u00ecnh tr\u1ea1ng hi\u1ec7u chu\u1ea9n c\u1ee7a c\u1ea3m bi\u1ebfn c\u1ea7n \u0111\u01b0\u1ee3c bi\u1ebft cho k\u1ef3 \u0111ang \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1. Khi PR thay \u0111\u1ed5i m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 thay \u0111\u1ed5i r\u00f5 r\u00e0ng trong s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng, h\u1ed3 s\u01a1 hi\u1ec7u chu\u1ea9n c\u1ea3m bi\u1ebfn \u0111\u00e1ng \u0111\u1ec3 ki\u1ec3m tra nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a vi\u1ec7c xem x\u00e9t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">L\u1eafp \u0111\u1eb7t v\u00e0 v\u1ec7 sinh c\u1ea3m bi\u1ebfn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3m bi\u1ebfn c\u1ea7n \u0111\u1ea1i di\u1ec7n cho c\u00f9ng m\u1eb7t ph\u1eb3ng \u0111o nh\u01b0 d\u00e0n pin PV \u0111ang \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1. \u0110\u1ed9 nghi\u00eang v\u00e0 g\u00f3c ph\u01b0\u01a1ng v\u1ecb c\u1ee7a n\u00f3 ph\u1ea3i kh\u1edbp v\u1edbi d\u00e0n pin, v\u00e0 c\u1ea3m bi\u1ebfn c\u1ea7n \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng \u0111\u00fang c\u00e1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ec1 m\u1eb7t c\u1ea3m bi\u1ebfn c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean. B\u1ee5i, ph\u00e2n chim, v\u1ebft n\u01b0\u1edbc, ho\u1eb7c tuy\u1ebft c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c ghi l\u1ea1i. M\u1ed9t c\u1ea3m bi\u1ebfn b\u1ea9n kh\u00f4ng nh\u1ea5t thi\u1ebft t\u1ea1o ra t\u00edn hi\u1ec7u b\u1ea5t th\u01b0\u1eddng r\u00f5 r\u00e0ng; n\u00f3 c\u00f3 th\u1ec3 ch\u1ec9 ghi l\u1ea1i c\u00e1c gi\u00e1 tr\u1ecb th\u1ea5p h\u01a1n m\u1ee9c n\u00ean c\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed3ng b\u1ed9 h\u00f3a d\u1eef li\u1ec7u v\u00e0 d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi t\u00ednh to\u00e1n PR, h\u00e3y ki\u1ec3m tra r\u1eb1ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 v\u00e0 d\u1eef li\u1ec7u n\u0103ng l\u01b0\u1ee3ng bao ph\u1ee7 c\u00f9ng m\u1ed9t kho\u1ea3ng th\u1eddi gian.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 x\u1ea3y ra khi inverter ti\u1ebfp t\u1ee5c ghi d\u1eef li\u1ec7u trong khi b\u1ed9 ghi d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 m\u1ea5t k\u1ebft n\u1ed1i, ho\u1eb7c khi hai h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng d\u1ea5u th\u1eddi gian ho\u1eb7c kho\u1ea3ng th\u1eddi gian l\u1ea5y m\u1eabu kh\u00e1c nhau. Gi\u00e1 tr\u1ecb n\u0103ng l\u01b0\u1ee3ng h\u00e0ng ng\u00e0y \u0111i k\u00e8m v\u1edbi d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 v\u1eabn c\u00f3 th\u1ec3 t\u1ea1o ra gi\u00e1 tr\u1ecb PR, nh\u01b0ng k\u1ebft qu\u1ea3 \u0111\u00f3 kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t nh\u00e0 m\u00e1y.<\/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=\"7782\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-6.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-7782\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-6.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-6-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-6-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/06\/solar-farm-environmental-monitoring-solutions-6-16x12.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=\"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<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch di\u1ec5n gi\u1ea3i v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 PR b\u1ea5t th\u01b0\u1eddng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV b\u1ea5t th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng PV b\u1ecb l\u1ed7i. Tr\u01b0\u1edbc ti\u00ean, h\u00e3y so s\u00e1nh PR v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf l\u1ecbch s\u1eed c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh t\u01b0\u01a1ng t\u1ef1. Sau khi ph\u00e1t hi\u1ec7n sai l\u1ec7ch r\u00f5 r\u00e0ng, h\u00e3y ki\u1ec3m tra d\u1eef li\u1ec7u gi\u00e1m s\u00e1t tr\u01b0\u1edbc khi ki\u1ec3m tra thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra theo th\u1ee9 t\u1ef1 sau:<br><strong>D\u1eef li\u1ec7u b\u1ee9c x\u1ea1 \u2192 L\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn \u2192 Truy\u1ec1n th\u00f4ng d\u1eef li\u1ec7u \u2192 \u0110\u1ed3ng h\u1ed3 \u0111o \u0111i\u1ec7n \u2192 Inverter \u2192 D\u00e0n PV \u2192 \u0110i\u1ec1u ki\u1ec7n l\u01b0\u1edbi \u0111i\u1ec7n<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn \u0111\u01b0\u1eddng cong b\u1ee9c x\u1ea1, d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu, d\u1ea5u th\u1eddi gian v\u00e0 t\u00ecnh tr\u1ea1ng c\u1ea3m bi\u1ebfn. S\u1ef1 c\u1ed1 trong \u0111o l\u01b0\u1eddng b\u1ee9c x\u1ea1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t v\u00e0 khi\u1ebfn t\u1ed5n th\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng tr\u00f4ng l\u1edbn h\u01a1n ho\u1eb7c nh\u1ecf h\u01a1n so v\u1edbi th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn l\u00e0m gi\u1ea3m PR bao g\u1ed3m b\u1ee5i b\u1ea9n, che b\u00f3ng, nhi\u1ec7t \u0111\u1ed9 module cao, t\u1ed5n th\u1ea5t inverter, th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, tr\u00f4i d\u1ea1t c\u1ea3m bi\u1ebfn v\u00e0 thi\u1ebfu d\u1eef li\u1ec7u b\u1ee9c x\u1ea1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 n\u00e0o ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u00e1m s\u00e1t PR?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 t\u00ednh to\u00e1n PR b\u1eb1ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1, c\u1ea3m bi\u1ebfn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi m\u1eb7t ph\u1eb3ng \u0111o v\u00e0 m\u1ee5c \u0111\u00edch gi\u00e1m s\u00e1t. Pyranometer thermopile th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u0111o GHI v\u00e0 POA, trong khi reference cell \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u0111o b\u1ee9c x\u1ea1 d\u00e0nh ri\u00eang cho PV.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pyranometer Thermopile so v\u1edbi Reference Cell<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Lo\u1ea1i<\/td><td>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td><\/tr><tr><td>Pyranometer thermopile<\/td><td>Gi\u00e1m s\u00e1t GHI \/ POA<\/td><\/tr><tr><td>\u00d4 tham chi\u1ebfu<\/td><td>\u0110o b\u1ee9c x\u1ea1 d\u00e0nh ri\u00eang cho PV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Hai lo\u1ea1i ph\u1ee5c v\u1ee5 c\u00e1c m\u1ee5c \u0111\u00edch \u0111o l\u01b0\u1eddng kh\u00e1c nhau. \u0110\u1ec3 gi\u00e1m s\u00e1t PR, h\u00e3y xem x\u00e9t m\u1eb7t ph\u1eb3ng \u0111o, c\u1ea5p c\u1ea3m bi\u1ebfn, \u0111\u00e1p \u1ee9ng ph\u1ed5, \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ea7u ra, l\u1eafp \u0111\u1eb7t, hi\u1ec7u chu\u1ea9n v\u00e0 \u0111\u1ed9 b\u1ec1n ngo\u00e0i tr\u1eddi khi l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb. \u0110\u1ec3 so s\u00e1nh chi ti\u1ebft h\u01a1n gi\u1eefa \u0111o l\u01b0\u1eddng thermopile v\u00e0 silicon, xem <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/thermopile-vs-silicon-pyranometer\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">Nhi\u1ec7t \u0111i\u1ec7n tr\u1edf so v\u1edbi Quang \u0111i\u1ec7n tr\u1edf Silicon: \u01afu v\u00e0 Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/mark><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 gi\u00e1m s\u00e1t POA, <a href=\"https:\/\/www.yantaisensor.com\/vi\/san-pham\/tbq-2c-pyranometer-solar-radiation-sensor\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">Pyranometer TBQ-2C c\u1ee7a Yantai Sensor<\/mark><\/a> s\u1eed d\u1ee5ng ph\u1ea7n t\u1eed c\u1ea3m bi\u1ebfn thermopile, v\u1edbi d\u1ea3i ph\u1ed5 0,3\u20133,2 \u03bcm v\u00e0 \u0111\u1ea7u ra RS485.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Khi n\u00e0o \u0111o DNI y\u00eau c\u1ea7u theo d\u00f5i t\u1ef1 \u0111\u1ed9ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DNI (B\u1ee9c x\u1ea1 tr\u1ef1c x\u1ea1 ph\u00e1p tuy\u1ebfn) \u0111\u01b0\u1ee3c \u0111o d\u1ecdc theo h\u01b0\u1edbng m\u1eb7t tr\u1eddi, v\u00ec v\u1eady c\u1ea3m bi\u1ebfn ph\u1ea3i theo d\u00f5i m\u1eb7t tr\u1eddi trong qu\u00e1 tr\u00ecnh \u0111o. \u0110\u1ec3 gi\u00e1m s\u00e1t DNI li\u00ean t\u1ee5c, h\u1ec7 th\u1ed1ng theo d\u00f5i t\u1ef1 \u0111\u1ed9ng gi\u1eef thi\u1ebft b\u1ecb c\u0103n ch\u1ec9nh trong su\u1ed1t c\u1ea3 ng\u00e0y. Xem <a href=\"https:\/\/www.yantaisensor.com\/vi\/blog\/measure-dni-accurately\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">C\u00e1ch \u0110o B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp (DNI) Ch\u00ednh x\u00e1c<\/mark><\/a> \u0111\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.yantaisensor.com\/vi\/san-pham\/saut-automatic-tracking-solar-radiation-measurement-system\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">H\u1ec7 th\u1ed1ng \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi theo d\u00f5i t\u1ef1 \u0111\u1ed9ng SAUT c\u1ee7a Yantai Sensor<\/mark><\/a> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u00e1m s\u00e1t DNI li\u00ean t\u1ee5c v\u1edbi c\u0103n ch\u1ec9nh m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng.<\/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=\"6195\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/04\/TBQ-2C-Solar-Radiation-Sensors-Pyranometers-edited.webp\" alt=\"M\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi\" class=\"wp-image-6195\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/04\/TBQ-2C-Solar-Radiation-Sensors-Pyranometers-edited.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/04\/TBQ-2C-Solar-Radiation-Sensors-Pyranometers-edited-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/04\/TBQ-2C-Solar-Radiation-Sensors-Pyranometers-edited-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/04\/TBQ-2C-Solar-Radiation-Sensors-Pyranometers-edited-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">M\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"8024\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2.webp\" alt=\"SAUT Automatic tracking solar Automatic Solar Tracking Measurement SystemH\u1ec7 th\u1ed1ng \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng theo d\u00f5iL\u1ee3i \u00edch c\u1ee7a vi\u1ec7c theo d\u00f5i m\u1eb7t tr\u1eddi\" class=\"wp-image-8024\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2.webp 1024w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2-768x576.webp 768w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2026\/07\/SAUT-Automatic-tracking-solar-radiation-measurement-system-2-16x12.webp 16w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">H\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng SAUT<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Danh s\u00e1ch ki\u1ec3m tra t\u00ednh to\u00e1n PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi t\u00ednh to\u00e1n PR, h\u00e3y x\u00e1c nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n, kho\u1ea3ng th\u1eddi gian d\u1eef li\u1ec7u v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u0111o l\u01b0\u1eddng. Trong gi\u00e1m s\u00e1t hi\u1ec7n tr\u01b0\u1eddng, h\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u1ebfn t\u1eeb d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o kh\u00f4ng nh\u1ea5t qu\u00e1n thay v\u00ec b\u1ea3n th\u00e2n c\u00f4ng th\u1ee9c PR.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n PR v\u00e0 kho\u1ea3ng th\u1eddi gian \u0111\u00e1nh gi\u00e1 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn<\/li>\n\n\n\n<li>C\u00f4ng su\u1ea5t DC \u0111\u00e3 l\u1eafp \u0111\u1eb7t v\u00e0 ranh gi\u1edbi h\u1ec7 th\u1ed1ng \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn<\/li>\n\n\n\n<li>D\u1eef li\u1ec7u b\u1ee9c x\u1ea1 POA c\u00f3 s\u1eb5n v\u00e0 \u0111\u1ea7y \u0111\u1ee7<\/li>\n\n\n\n<li>B\u1ee9c x\u1ea1 POA \u0111\u01b0\u1ee3c t\u00ednh cho c\u00f9ng kho\u1ea3ng th\u1eddi gian \u0111\u00e1nh gi\u00e1<\/li>\n\n\n\n<li>D\u1eef li\u1ec7u n\u0103ng l\u01b0\u1ee3ng AC \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn t\u1ea1i \u0111i\u1ec3m \u0111o \u0111\u00e3 \u0111\u1ecbnh<\/li>\n\n\n\n<li>D\u1ea5u th\u1eddi gian b\u1ee9c x\u1ea1 v\u00e0 n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 h\u00f3a<\/li>\n\n\n\n<li>C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u01b0\u1edbng v\u00e0 c\u00e2n b\u1eb1ng ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>B\u1ec1 m\u1eb7t c\u1ea3m bi\u1ebfn s\u1ea1ch v\u00e0 kh\u00f4ng b\u1ecb c\u1ea3n tr\u1edf<\/li>\n\n\n\n<li>T\u00ecnh tr\u1ea1ng hi\u1ec7u chu\u1ea9n c\u1ea3m bi\u1ebfn \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra<\/li>\n\n\n\n<li>D\u1eef li\u1ec7u b\u1ecb thi\u1ebfu, c\u1eaft gi\u1ea3m v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u00e3 \u0111\u01b0\u1ee3c xem x\u00e9t<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00e1c d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o n\u00e0y nh\u1ea5t qu\u00e1n, b\u1ea3n th\u00e2n vi\u1ec7c t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n.<\/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=\"3574\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-13.webp\" alt=\"Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-3574\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-13.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-13-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-13-768x576.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=\"3564\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-2.webp\" alt=\"Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-3564\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-2.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-2-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-2-768x576.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=\"3573\" src=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-12.webp\" alt=\"Gi\u1ea3i ph\u00e1p cho ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi\" class=\"wp-image-3573\" srcset=\"https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-12.webp 800w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-12-300x225.webp 300w, https:\/\/www.yantaisensor.com\/wp-content\/uploads\/2025\/12\/Solar-PV-Industry-Solutions-12-768x576.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\">T\u00ednh to\u00e1n PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 \u00fd ngh\u0129a b\u1eaft \u0111\u1ea7u v\u1edbi d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 \u0111\u1ea1i di\u1ec7n. \u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV, b\u1ee9c x\u1ea1 POA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh to\u00e1n s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu v\u00e0 so s\u00e1nh v\u1edbi s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf. Vi\u1ec7c t\u00ednh to\u00e1n ch\u1ec9 h\u1eefu \u00edch khi d\u1eef li\u1ec7u b\u1ee9c x\u1ea1, n\u0103ng l\u01b0\u1ee3ng, c\u00f4ng su\u1ea5t h\u1ec7 th\u1ed1ng, d\u1ea5u th\u1eddi gian v\u00e0 kho\u1ea3ng th\u1eddi gian \u0111\u00e1nh gi\u00e1 nh\u1ea5t qu\u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i Yantai Sensor, ch\u00fang t\u00f4i t\u1eadp trung v\u00e0o kh\u00eda c\u1ea1nh \u0111o l\u01b0\u1eddng c\u1ee7a gi\u00e1m s\u00e1t PV, bao g\u1ed3m l\u1ef1a ch\u1ecdn c\u1ea3m bi\u1ebfn, l\u1eafp \u0111\u1eb7t, hi\u1ec7u chu\u1ea9n v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u cho c\u00e1c \u1ee9ng d\u1ee5ng POA, GHI v\u00e0 DNI. Ch\u00fang t\u00f4i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111o l\u01b0\u1eddng th\u1ef1c t\u1ebf c\u1ee7a d\u1ef1 \u00e1n thay v\u00ec x\u1eed l\u00fd m\u1ecdi trang PV theo c\u00f9ng m\u1ed9t c\u00e1ch. C\u1ea7n \u0111o l\u01b0\u1eddng b\u1ee9c x\u1ea1 \u0111\u00e1ng tin c\u1eady cho gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV? <a href=\"https:\/\/www.yantaisensor.com\/vi\/lien-he-voi-chung-toi\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-theme-palette-1-color\">Li\u00ean h\u1ec7 Yantai Sensor<\/mark><\/a> \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 y\u00eau c\u1ea7u \u0111o POA, GHI ho\u1eb7c DNI c\u1ee7a b\u1ea1n.<\/p>\n\n\n<style>.wp-block-kadence-advancedgallery.kb-gallery-wrap-id-9775_b7b043-b9{padding-top:0px;}.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-9775_b7b043-b9{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-9775_b7b043-b9 .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-9775_b7b043-b9 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-9775_b7b043-b9 .kb-slide-item .kb-gal-image-radius img{border-radius:0px 0px 0px 0px;;}<\/style><div class=\"kb-gallery-wrap-id-9775_b7b043-b9 alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-9775_b7b043-b9 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-id9775_ba4629-b6 .kt-accordion-inner-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:10px;}.kt-accordion-id9775_ba4629-b6 .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-id9775_ba4629-b6 > .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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6 > .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-id9775_ba4629-b6 .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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6 .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id9775_ba4629-b6 > .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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6: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-id9775_ba4629-b6 .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-id9775_ba4629-b6 > .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-id9775_ba4629-b6 > .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-id9775_ba4629-b6 .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-id9775_ba4629-b6 .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id9775_ba4629-b6 > .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-id9775_ba4629-b6 .kt-accordion-inner-wrap{display:block;}.kt-accordion-id9775_ba4629-b6 .kt-accordion-inner-wrap .kt-accordion-pane:not(:first-child){margin-top:10px;}.kt-accordion-id9775_ba4629-b6 .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-id9775_ba4629-b6 > .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-id9775_ba4629-b6 > .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-id9775_ba4629-b6 .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-id9775_ba4629-b6 .kt-accordion-header-wrap .kt-blocks-accordion-header:focus-visible,\n\t\t\t\t.kt-accordion-id9775_ba4629-b6 > .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-id9775_ba4629-b6 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-pane9775_0b31fe-88\"><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 \u0111\u1ec3 t\u00ednh to\u00e1n PR \u0111i\u1ec7n m\u1eb7t tr\u1eddi b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1?<\/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\">Solar PR so s\u00e1nh s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng PV v\u1edbi s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb ngu\u1ed3n b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi \u0111o \u0111\u01b0\u1ee3c trong c\u00f9ng k\u1ef3. \u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t d\u1ef1a tr\u00ean POA, t\u1ed5ng b\u1ee9c x\u1ea1 POA t\u00edch l\u0169y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu, trong khi n\u0103ng l\u01b0\u1ee3ng AC v\u00e0 c\u00f4ng su\u1ea5t DC l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh s\u1ea3n l\u01b0\u1ee3ng th\u1ef1c t\u1ebf. Hai b\u1ed9 d\u1eef li\u1ec7u ph\u1ea3i bao ph\u1ee7 c\u00f9ng m\u1ed9t giai \u0111o\u1ea1n \u0111\u00e1nh gi\u00e1.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-2 kt-pane9775_25d60b-54\"><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 b\u1ee9c x\u1ea1 POA l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi t\u00ednh to\u00e1n t\u1ef7 s\u1ed1 hi\u1ec7u su\u1ea5t 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\">B\u1ee9c x\u1ea1 POA bi\u1ec3u th\u1ecb b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi nh\u1eadn \u0111\u01b0\u1ee3c tr\u00ean m\u1eb7t ph\u1eb3ng c\u1ee7a c\u00e1c m\u00f4-\u0111un PV. V\u00ec \u0111\u1ed9 nghi\u00eang v\u00e0 h\u01b0\u1edbng c\u1ee7a m\u00f4-\u0111un \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ngu\u1ed3n t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi kh\u1ea3 d\u1ee5ng, d\u1eef li\u1ec7u POA cung c\u1ea5p c\u01a1 s\u1edf tr\u1ef1c ti\u1ebfp cho vi\u1ec7c gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t. S\u1eed d\u1ee5ng GHI thay v\u00ec d\u1eef li\u1ec7u POA \u0111\u1ea1i di\u1ec7n c\u00f3 th\u1ec3 thay \u0111\u1ed5i s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu v\u00e0 c\u00f3 th\u1ec3 l\u00e0m cho t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n \u00edt \u0111\u1ea1i di\u1ec7n h\u01a1n cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf c\u1ee7a d\u00e0n pin.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-3 kt-pane9775_a343d2-26\"><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\u00f4i c\u1ea7n m\u1ed9t Pyranometer hay m\u1ed9t reference cell \u0111\u1ec3 gi\u00e1m s\u00e1t PR?<\/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\u1ea3 nh\u1eadt x\u1ea1 k\u1ebf nhi\u1ec7t \u0111i\u1ec7n v\u00e0 t\u1ebf b\u00e0o tham chi\u1ebfu PV \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong gi\u00e1m s\u00e1t PV, nh\u01b0ng ch\u00fang ph\u1ee5c v\u1ee5 c\u00e1c m\u1ee5c \u0111\u00edch \u0111o l\u01b0\u1eddng kh\u00e1c nhau. Vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o m\u1eb7t ph\u1eb3ng \u0111o, c\u1ea5p gi\u00e1m s\u00e1t, \u0111\u1ed9 ch\u00ednh x\u00e1c y\u00eau c\u1ea7u, y\u00eau c\u1ea7u hi\u1ec7u chu\u1ea9n v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a d\u1ef1 \u00e1n. \u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t POA, thi\u1ebft b\u1ecb ph\u1ea3i \u0111\u1ea1i di\u1ec7n ch\u00ednh x\u00e1c cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee7a d\u00e0n pin thay v\u00ec ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ecdn theo lo\u1ea1i c\u1ea3m bi\u1ebfn ho\u1eb7c gi\u00e1 c\u1ea3.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-4 kt-pane9775_8b3b79-9f\"><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\">IEC 61724-1 c\u00f3 y\u00eau c\u1ea7u m\u1ed9t c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 c\u1ee5 th\u1ec3 \u0111\u1ec3 gi\u00e1m s\u00e1t PR 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\">IEC 61724-1:2021 \u0111\u1ecbnh ngh\u0129a c\u00e1c c\u1ea5p gi\u00e1m s\u00e1t PV, y\u00eau c\u1ea7u \u0111o l\u01b0\u1eddng, thi\u1ebft b\u1ecb v\u00e0 ph\u01b0\u01a1ng ph\u00e1p, nh\u01b0ng kh\u00f4ng quy \u0111\u1ecbnh m\u1ed9t lo\u1ea1i c\u1ea3m bi\u1ebfn duy nh\u1ea5t cho m\u1ecdi \u1ee9ng d\u1ee5ng POA. T\u00f9y thu\u1ed9c v\u00e0o c\u1ea5p gi\u00e1m s\u00e1t v\u00e0 \u1ee9ng d\u1ee5ng, c\u1ea3 Pyranometer v\u00e0 thi\u1ebft b\u1ecb tham chi\u1ebfu PV \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a c\u1ea3m bi\u1ebfn, l\u1eafp \u0111\u1eb7t, hi\u1ec7u chu\u1ea9n v\u00e0 thi\u1ebft l\u1eadp gi\u00e1m s\u00e1t t\u1ed5ng th\u1ec3 c\u1ea7n \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee7a c\u1ea5p gi\u00e1m s\u00e1t \u0111\u00e3 ch\u1ecdn.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-5 kt-pane9775_cf750d-32\"><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\">Hi\u1ec7u chu\u1ea9n c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn t\u00ednh to\u00e1n PR c\u1ee7a h\u1ec7 th\u1ed1ng \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\">\u0110o b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh s\u1ea3n l\u01b0\u1ee3ng tham chi\u1ebfu trong t\u00ednh to\u00e1n PR c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi, do \u0111\u00f3 s\u1ef1 tr\u00f4i d\u1ea1t c\u1ee7a c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn gi\u00e1 tr\u1ecb PR cu\u1ed1i c\u00f9ng ngay c\u1ea3 khi s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a h\u1ec7 th\u1ed1ng PV kh\u00f4ng thay \u0111\u1ed5i. M\u1ed9t c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c truy\u1ec1n d\u1eef li\u1ec7u tr\u00f4ng c\u00f3 v\u1ebb b\u00ecnh th\u01b0\u1eddng trong khi ph\u00e9p \u0111o c\u1ee7a n\u00f3 d\u1ea7n d\u1ea7n b\u1ecb l\u1ec7ch. \u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t d\u00e0i h\u1ea1n, t\u00ecnh tr\u1ea1ng hi\u1ec7u chu\u1ea9n v\u00e0 l\u1ecbch s\u1eed c\u1ee7a c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t khi \u0111i\u1ec1u tra nh\u1eefng thay \u0111\u1ed5i trong PR.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-6 kt-pane9775_7d5432-28\"><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\">D\u1eef li\u1ec7u b\u1ee9c x\u1ea1 b\u1ecb thi\u1ebfu c\u00f3 th\u1ec3 khi\u1ebfn t\u00ednh to\u00e1n PR tr\u1edf n\u00ean kh\u00f4ng \u0111\u00e1ng tin c\u1eady 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. PR s\u1eed d\u1ee5ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 v\u00e0 n\u0103ng l\u01b0\u1ee3ng t\u1eeb c\u00f9ng m\u1ed9t kho\u1ea3ng th\u1eddi gian \u0111\u00e1nh gi\u00e1. N\u1ebfu thi\u1ebft b\u1ecb ghi b\u1ee9c x\u1ea1 c\u00f3 b\u1ea3n ghi b\u1ecb thi\u1ebfu, gi\u00e1n \u0111o\u1ea1n truy\u1ec1n th\u00f4ng ho\u1eb7c d\u1ea5u th\u1eddi gian kh\u00e1c v\u1edbi \u0111\u1ed3ng h\u1ed3 \u0111o n\u0103ng l\u01b0\u1ee3ng, th\u00ec t\u1ed5ng b\u1ee9c x\u1ea1 t\u00edch l\u0169y c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ea1i di\u1ec7n cho c\u00f9ng m\u1ed9t kho\u1ea3ng th\u1eddi gian v\u1eadn h\u00e0nh. Ph\u00e9p t\u00ednh v\u1eabn c\u00f3 th\u1ec3 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 s\u1ed1, nh\u01b0ng kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp k\u1ebft qu\u1ea3 \u0111\u00f3 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t nh\u00e0 m\u00e1y m\u00e0 kh\u00f4ng ki\u1ec3m tra d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu ho\u1eb7c kh\u00f4ng kh\u1edbp.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-9 kt-pane9775_ef2272-de\"><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\u00f4i n\u00ean ki\u1ec3m tra nh\u1eefng g\u00ec khi t\u1ef7 l\u1ec7 hi\u1ec7u su\u1ea5t PV \u0111\u1ed9t ng\u1ed9t gi\u1ea3m?<\/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\">B\u1eaft \u0111\u1ea7u v\u1edbi xu h\u01b0\u1edbng PR thay v\u00ec gi\u1ea3 \u0111\u1ecbnh l\u1ed7i thi\u1ebft b\u1ecb. Ki\u1ec3m tra \u0111\u01b0\u1eddng cong b\u1ee9c x\u1ea1, t\u00ecnh tr\u1ea1ng v\u00e0 h\u01b0\u1edbng c\u1ee7a c\u1ea3m bi\u1ebfn, d\u1ea5u th\u1eddi gian, d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu v\u00e0 h\u1ed3 s\u01a1 n\u0103ng l\u01b0\u1ee3ng tr\u01b0\u1edbc. N\u1ebfu d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng nh\u1ea5t qu\u00e1n, ti\u1ebfp t\u1ee5c ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng c\u1ee7a inverter, t\u00ecnh tr\u1ea1ng d\u00e0n PV, th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1c h\u1ea1n ch\u1ebf t\u1eeb l\u01b0\u1edbi \u0111i\u1ec7n. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y gi\u00fap t\u00e1ch bi\u1ec7t v\u1ea5n \u0111\u1ec1 \u0111o l\u01b0\u1eddng v\u1edbi t\u1ed5n th\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ti\u1ebfp theo.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-kadence-pane kt-accordion-pane kt-accordion-pane-10 kt-pane9775_207039-63\"><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\">DNI c\u00f3 b\u1eaft bu\u1ed9c \u0111\u1ec3 t\u00ednh to\u00e1n PR n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ti\u00eau chu\u1ea9n 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\">DNI kh\u00f4ng ph\u1ea3i l\u00e0 ph\u00e9p \u0111o gi\u1ed1ng nh\u01b0 b\u1ee9c x\u1ea1 POA v\u00e0 th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ea7u v\u00e0o b\u1ee9c x\u1ea1 ch\u00ednh cho t\u00ednh to\u00e1n PR d\u1ef1a tr\u00ean POA ti\u00eau chu\u1ea9n. DNI \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u1ea7n \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp d\u1ecdc theo h\u01b0\u1edbng m\u1eb7t tr\u1eddi. \u0110o DNI li\u00ean t\u1ee5c y\u00eau c\u1ea7u thi\u1ebft b\u1ecb theo d\u00f5i m\u1eb7t tr\u1eddi, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao h\u1ec7 th\u1ed1ng theo d\u00f5i t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u1ee9ng d\u1ee5ng n\u00e0y.<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>This guide explains solar PR calculation using measured PV energy output and irradiance data, with a focus on POA irradiance for PV performance monitoring. It covers the basic PR formula, how to calculate reference and final yield, a practical example, and the key data conditions needed for a meaningful result.<\/p>\n<p>It also looks at the measurement side of PR analysis, including sensor accuracy, installation, calibration, data synchronization, and troubleshooting an abnormal PR. The guide outlines practical sensor selection for POA, GHI, and DNI monitoring and introduces suitable Yantai Sensor measurement systems for long-term PV monitoring.<\/p>","protected":false},"author":1,"featured_media":9834,"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-9775","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\/09\/Solar-PR-Calculation-Guide-Use-Irradiance-Data-to-Calculate-PR.webp",800,600,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\/9775","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=9775"}],"version-history":[{"count":18,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/9775\/revisions"}],"predecessor-version":[{"id":9833,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/posts\/9775\/revisions\/9833"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/media\/9834"}],"wp:attachment":[{"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/media?parent=9775"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/categories?post=9775"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yantaisensor.com\/vi\/wp-json\/wp\/v2\/tags?post=9775"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}