{"id":9516,"date":"2026-09-15T17:24:38","date_gmt":"2026-09-15T09:24:38","guid":{"rendered":"https:\/\/www.yantaisensor.com\/?p=9516"},"modified":"2026-09-15T17:30:56","modified_gmt":"2026-09-15T09:30:56","slug":"thermopile-vs-silicon-pyranometer","status":"publish","type":"post","link":"https:\/\/www.yantaisensor.com\/vi\/blog\/thermopile-vs-silicon-pyranometer","title":{"rendered":"Nhi\u1ec7t \u0111i\u1ec7n tr\u1edf so v\u1edbi Quang \u0111i\u1ec7n tr\u1edf Silicon: \u01afu v\u00e0 Nh\u01b0\u1ee3c \u0111i\u1ec3m"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n

Khi l\u1ef1a ch\u1ecdn m\u1ed9t pyranometer cho nh\u00e0 m\u00e1y \u0111i\u1ec7n m\u1eb7t tr\u1eddi, tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng ho\u1eb7c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi kh\u00e1c, ng\u01b0\u1eddi mua th\u01b0\u1eddng \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t c\u00e2u h\u1ecfi th\u1ef1c t\u1ebf: d\u1ef1 \u00e1n n\u00ean s\u1eed d\u1ee5ng thermopile hay silicon pyranometer? C\u1ea3 hai c\u00f4ng ngh\u1ec7 \u0111\u1ec1u \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, nh\u01b0ng nguy\u00ean l\u00fd ph\u00e1t hi\u1ec7n kh\u00e1c nhau \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u00e1p \u1ee9ng ph\u1ed5, hi\u1ec7u su\u1ea5t \u0111o, th\u1eddi gian \u0111\u00e1p \u1ee9ng v\u00e0 chi ph\u00ed.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng, s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec c\u1ea3m bi\u1ebfn ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t ph\u00e2n t\u00e1n nh\u1ecf g\u1ecdn c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00fang cho \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi d\u00e0i h\u1ea1n ho\u1eb7c gi\u00e1m s\u00e1t PV c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao h\u01a1n. Thermopile pyranometer th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi b\u0103ng r\u1ed9ng, trong khi silicon pyranometer c\u00f3 th\u1ec3 th\u1ef1c t\u1ebf h\u01a1n khi t\u1ed1c \u0111\u1ed9 \u0111\u00e1p \u1ee9ng nhanh, k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 chi ph\u00ed tri\u1ec3n khai l\u00e0 \u01b0u ti\u00ean.<\/p>\n\n\n\n

Trong c\u00e1c ph\u1ea7n sau, ch\u00fang t\u00f4i so s\u00e1nh hai c\u00f4ng ngh\u1ec7 t\u1eeb nguy\u00ean l\u00fd \u0111o, \u0111\u00e1p \u1ee9ng ph\u1ed5, \u0111\u1ed9 ch\u00ednh x\u00e1c, th\u1eddi gian \u0111\u00e1p \u1ee9ng, chi ph\u00ed v\u00e0 \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh, sau \u0111\u00f3 xem x\u00e9t nh\u1eefng g\u00ec ng\u01b0\u1eddi mua n\u00ean ki\u1ec3m tra khi l\u1ef1a ch\u1ecdn pyranometer v\u00e0 c\u00e1c l\u1ef1a ch\u1ecdn gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi n\u00e0o c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u d\u1ef1 \u00e1n kh\u00e1c nhau.<\/p>\n\n\n\n

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\"C\u1ea3m<\/figure>\n\n\n\n
\"thi\u1ebft<\/figure>\n\n\n\n
\"H\u01b0\u1edbng<\/figure>\n<\/figure>\n\n\n\n

Thermopile vs Silicon Pyranometer: S\u1ef1 kh\u00e1c bi\u1ec7t l\u00e0 g\u00ec?<\/h2>\n\n\n\n

Tho\u1ea1t nh\u00ecn, thermopile v\u00e0 nh\u1eadt x\u1ea1 k\u1ebf silicon<\/mark><\/a> th\u1ef1c hi\u1ec7n c\u00f9ng m\u1ed9t nhi\u1ec7m v\u1ee5: \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi. S\u1ef1 kh\u00e1c bi\u1ec7t tr\u1edf n\u00ean r\u00f5 r\u00e0ng khi b\u1ea1n xem x\u00e9t c\u00e1ch ch\u00fang ph\u00e1t hi\u1ec7n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. Thermopile \u0111o nhi\u1ec7t sinh ra t\u1eeb b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5, trong khi silicon pyranometer s\u1eed d\u1ee5ng photodiode silicon \u0111\u1ec3 ph\u00e1t hi\u1ec7n \u00e1nh s\u00e1ng v\u00e0 t\u1ea1o t\u00edn hi\u1ec7u \u0111i\u1ec7n. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u00e1p \u1ee9ng ph\u1ed5, th\u1eddi gian \u0111\u00e1p \u1ee9ng, gi\u00e1 c\u1ea3 v\u00e0 lo\u1ea1i c\u00f4ng vi\u1ec7c gi\u00e1m s\u00e1t m\u00e0 c\u1ea3m bi\u1ebfn ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n\n\n\n

T\u00ednh n\u0103ng<\/td>Pyranometer Thermopile<\/td>Silicon Pyranometer<\/td><\/tr>
Nguy\u00ean l\u00fd ph\u00e1t hi\u1ec7n<\/td>Hi\u1ec7u \u1ee9ng nhi\u1ec7t \u0111i\u1ec7n<\/td>Photodiode silicon<\/td><\/tr>
\u0110\u00e1p \u1ee9ng ph\u1ed5<\/td>Ph\u1ed5 m\u1eb7t tr\u1eddi b\u0103ng r\u1ed9ng<\/td>\u0110\u00e1p \u1ee9ng ph\u1ed5 ch\u1ecdn l\u1ecdc h\u01a1n<\/td><\/tr>
T\u1ed1c \u0111\u1ed9 \u0111\u00e1p \u1ee9ng<\/td>Th\u01b0\u1eddng ch\u1eadm h\u01a1n<\/td>Th\u01b0\u1eddng nhanh h\u01a1n<\/td><\/tr>
\u0110o b\u0103ng r\u1ed9ng<\/td>R\u1ea5t ph\u00f9 h\u1ee3p<\/td>Ph\u1ee5 thu\u1ed9c nhi\u1ec1u h\u01a1n v\u00e0o \u0111\u00e1p \u1ee9ng ph\u1ed5<\/td><\/tr>
Chi ph\u00ed \u0111i\u1ec3n h\u00ecnh<\/td>Th\u01b0\u1eddng cao h\u01a1n<\/td>Th\u01b0\u1eddng th\u1ea5p h\u01a1n<\/td><\/tr>
\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td>Gi\u00e1m s\u00e1t kh\u00ed t\u01b0\u1ee3ng, \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi, gi\u00e1m s\u00e1t PV<\/td>Gi\u00e1m s\u00e1t PV, tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng nh\u1ecf g\u1ecdn, c\u1ea3m bi\u1ebfn ph\u00e2n t\u00e1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Trong th\u1ef1c t\u1ebf, l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o nh\u1eefng g\u00ec b\u1ea1n mong \u0111\u1ee3i d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn \u0111\u1ea1i di\u1ec7n. Thermopile th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem x\u00e9t khi b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi b\u0103ng r\u1ed9ng v\u00e0 \u0111o l\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh d\u00e0i h\u1ea1n l\u00e0 quan tr\u1ecdng. C\u1ea3m bi\u1ebfn silicon th\u01b0\u1eddng thu\u1eadn ti\u1ec7n h\u01a1n khi t\u1ed1c \u0111\u1ed9 \u0111\u00e1p \u1ee9ng nhanh, k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n l\u00e0 \u01b0u ti\u00ean cao h\u01a1n. Kh\u00f4ng c\u00f3 c\u00f4ng ngh\u1ec7 n\u00e0o t\u1ef1 \u0111\u1ed9ng l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00fang cho m\u1ecdi d\u1ef1 \u00e1n; m\u1ee5c ti\u00eau \u0111o l\u01b0\u1eddng v\u00e0 \u0111i\u1ec1u ki\u1ec7n hi\u1ec7n tr\u01b0\u1eddng n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean h\u00e0ng \u0111\u1ea7u.<\/p>\n\n\n\n

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\"c\u1ea3m<\/figure>\n\n\n\n
\"tr\u1ea1m<\/figure>\n\n\n\n
\"tr\u1ea1m<\/figure>\n<\/figure>\n\n\n\n

Thermopile v\u00e0 Silicon Pyranometer \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa thermopile v\u00e0 silicon pyranometer b\u1eaft \u0111\u1ea7u t\u1eeb c\u00e1ch \u0111\u1ea7u d\u00f2 ph\u1ea3n \u1ee9ng v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. M\u1ed9t lo\u1ea1i \u0111o hi\u1ec7u \u1ee9ng nhi\u1ec7t c\u1ee7a b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5, trong khi lo\u1ea1i kia chuy\u1ec3n \u0111\u1ed5i \u00e1nh s\u00e1ng tr\u1ef1c ti\u1ebfp th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. Hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n n\u00e0y gi\u00fap d\u1ec5 d\u00e0ng th\u1ea5y t\u1ea1i sao hai c\u00f4ng ngh\u1ec7 ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau v\u1ec1 \u0111\u00e1p \u1ee9ng ph\u1ed5, t\u1ed1c \u0111\u1ed9 v\u00e0 gi\u00e1m s\u00e1t b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

Pyranometer Thermopile<\/h3>\n\n\n\n

Thermopile pyranometer \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi b\u1eb1ng c\u00e1ch chuy\u1ec3n \u0111\u1ed5i b\u1ee9c x\u1ea1 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 th\u00e0nh nhi\u1ec7t v\u00e0 sau \u0111\u00f3 th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. B\u1ec1 m\u1eb7t c\u1ea3m bi\u1ebfn h\u1ea5p th\u1ee5 b\u1ee9c x\u1ea1 t\u1edbi, t\u1ea1o ra ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 gi\u1eefa m\u1ed1i n\u1ed1i n\u00f3ng v\u00e0 l\u1ea1nh c\u1ee7a thermopile. Ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 n\u00e0y t\u1ea1o ra m\u1ed9t \u0111i\u1ec7n \u00e1p nh\u1ecf c\u00f3 th\u1ec3 t\u01b0\u01a1ng quan v\u1edbi b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1edbi.<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m ch\u00ednh l\u00e0 \u0111\u00e1p \u1ee9ng ph\u1ed5 b\u0103ng r\u1ed9ng. Thay v\u00ec d\u1ef1a v\u00e0o \u0111\u1eb7c t\u00ednh \u0111\u00e1p \u1ee9ng c\u1ee7a \u0111\u1ea7u d\u00f2 b\u00e1n d\u1eabn, ph\u1ea7n t\u1eed c\u1ea3m bi\u1ebfn thermopile \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng v\u1edbi m\u1ed9t ph\u1ea7n r\u1ed9ng c\u1ee7a ph\u1ed5 m\u1eb7t tr\u1eddi. \u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao thermopile pyranometers th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi li\u00ean t\u1ee5c, quan s\u00e1t kh\u00ed t\u01b0\u1ee3ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng n\u01a1i d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 b\u0103ng r\u1ed9ng l\u00e0 quan tr\u1ecdng.<\/p>\n\n\n\n

V\u00ed d\u1ee5, TBQ-2C c\u1ee7a Yantai Sensor<\/mark><\/a> s\u1eed d\u1ee5ng thermopile qu\u1ea5n d\u00e2y v\u00e0 n\u1eafp th\u1ea1ch anh hai l\u1edbp. D\u1ea3i ph\u1ed5 c\u00f4ng b\u1ed1 l\u00e0 0,3\u20133,2 \u03bcm, v\u1edbi th\u1eddi gian \u0111\u00e1p \u1ee9ng 99% d\u01b0\u1edbi 35 s v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00e0ng n\u0103m \u2264\u00b12%. C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00e0y cung c\u1ea5p m\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u1ec1 c\u00e1ch c\u1ea5u t\u1ea1o thermopile \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n\n\n\n

Silicon Pyranometer<\/h3>\n\n\n\n

Silicon pyranometer ho\u1ea1t \u0111\u1ed9ng kh\u00e1c bi\u1ec7t. N\u00f3 s\u1eed d\u1ee5ng photodiode silicon \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i \u00e1nh s\u00e1ng t\u1edbi th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n tr\u1ef1c ti\u1ebfp, v\u00ec v\u1eady kh\u00f4ng c\u00f3 qu\u00e1 tr\u00ecnh nhi\u1ec7t t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \u0111\u01b0\u1eddng \u0111o thermopile. K\u1ebft qu\u1ea3 l\u00e0, \u0111\u1ea7u d\u00f2 silicon c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng r\u1ea5t nhanh v\u1edbi thay \u0111\u1ed5i b\u1ee9c x\u1ea1 v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o c\u00e1c thi\u1ebft b\u1ecb gi\u00e1m s\u00e1t t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf g\u1ecdn.<\/p>\n\n\n\n

H\u1ea1n ch\u1ebf l\u00e0 \u0111\u00e1p \u1ee9ng ph\u1ed5. \u0110\u1ea7u d\u00f2 silicon t\u1ef1 nhi\u00ean ch\u1ecdn l\u1ecdc h\u01a1n so v\u1edbi \u0111\u1ea7u d\u00f2 thermopile b\u0103ng r\u1ed9ng, v\u00ec v\u1eady t\u00edn hi\u1ec7u \u0111o ph\u1ee5 thu\u1ed9c m\u1ea1nh h\u01a1n v\u00e0o ph\u1ed5 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi t\u1edbi. \u0110i\u1ec1u n\u00e0y quan tr\u1ecdng khi \u0111i\u1ec1u ki\u1ec7n thay \u0111\u1ed5i, ch\u1eb3ng h\u1ea1n nh\u01b0 khi c\u00f3 m\u00e2y che ph\u1ee7 ho\u1eb7c khi c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi c\u00e1c module PV c\u00f3 \u0111\u00e1p \u1ee9ng ph\u1ed5 c\u1ee5 th\u1ec3. V\u00ec l\u00fd do n\u00e0y, silicon pyranometer n\u00ean \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn theo m\u1ee5c \u0111\u00edch gi\u00e1m s\u00e1t th\u1ef1c t\u1ebf, hi\u1ec7u chu\u1ea9n v\u00e0 hi\u1ec7u su\u1ea5t \u0111o y\u00eau c\u1ea7u thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o t\u1ed1c \u0111\u1ed9 \u0111\u00e1p \u1ee9ng.<\/p>\n\n\n\n

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\"M\u00e1y
M\u00e1y \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/figcaption><\/figure>\n\n\n\n
\"C\u1ea3m<\/figure>\n\n\n\n
\"C\u1ea3m<\/figure>\n<\/figure>\n\n\n\n

Nhi\u1ec7t \u0111i\u1ec7n tr\u1edf so v\u1edbi Quang \u0111i\u1ec7n tr\u1edf Silicon: \u01afu v\u00e0 Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h2>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t d\u1ec5 \u0111\u00e1nh gi\u00e1 h\u01a1n khi b\u1ea1n chuy\u1ec3n t\u1eeb nguy\u00ean l\u00fd c\u1ea3m bi\u1ebfn sang c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf m\u00e0 n\u00f3 c\u1ea7n th\u1ef1c hi\u1ec7n. Trong th\u1ef1c t\u1ebf, kh\u00f4ng c\u00f3 c\u00f4ng ngh\u1ec7 n\u00e0o ph\u00f9 h\u1ee3p cho m\u1ecdi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t. Thermopile th\u01b0\u1eddng h\u1ee3p l\u00fd h\u01a1n khi d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 b\u0103ng r\u1ed9ng v\u00e0 \u0111o l\u01b0\u1eddng d\u00e0i h\u1ea1n l\u00e0 \u01b0u ti\u00ean, trong khi c\u1ea3m bi\u1ebfn silicon c\u00f3 th\u1ec3 th\u1ef1c t\u1ebf h\u01a1n khi t\u1ed1c \u0111\u1ed9 \u0111\u00e1p \u1ee9ng nhanh, l\u1eafp \u0111\u1eb7t nh\u1ecf g\u1ecdn v\u00e0 chi ph\u00ed tri\u1ec3n khai c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn h\u01a1n.<\/p>\n\n\n\n

Thermopile: N\u01a1i n\u00f3 c\u00f3 l\u1ee3i th\u1ebf<\/h3>\n\n\n\n

Thermopile pyranometer th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t thi\u1ebft b\u1ecb \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi chuy\u00ean d\u1ee5ng. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thu m\u1ed9t ph\u1ea7n r\u1ed9ng c\u1ee7a ph\u1ed5 m\u1eb7t tr\u1eddi t\u1edbi v\u00e0 cung c\u1ea5p d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 li\u00ean t\u1ee5c, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng, h\u1ec7 th\u1ed1ng \u0111o t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi, c\u01a1 s\u1edf nghi\u00ean c\u1ee9u v\u00e0 thi\u1ebft b\u1ecb gi\u00e1m s\u00e1t PV.<\/p>\n\n\n\n

\u0110i\u1ec3m m\u1ea1nh c\u1ee7a n\u00f3 l\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng thay \u0111\u1ed5i. Khi m\u1ee5c \u0111\u00edch l\u00e0 x\u00e2y d\u1ef1ng h\u1ed3 s\u01a1 b\u1ee9c x\u1ea1 d\u00e0i h\u1ea1n ho\u1eb7c s\u1eed d\u1ee5ng d\u1eef li\u1ec7u c\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 cho ph\u00e2n t\u00edch n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi chi ti\u1ebft h\u01a1n, \u0111\u00e1p \u1ee9ng r\u1ed9ng h\u01a1n c\u1ee7a thermopile th\u01b0\u1eddng x\u1ee9ng \u0111\u00e1ng v\u1edbi chi ph\u00ed b\u1ed5 sung. S\u1ef1 \u0111\u00e1nh \u0111\u1ed5i r\u1ea5t r\u00f5 r\u00e0ng: ph\u00e1t hi\u1ec7n nhi\u1ec7t c\u1ea7n nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 ph\u1ea3n h\u1ed3i, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb hi\u1ec7u su\u1ea5t cao h\u01a1n \u0111\u00f2i h\u1ecfi hi\u1ec7u chu\u1ea9n c\u1ea9n th\u1eadn h\u01a1n v\u00e0 th\u01b0\u1eddng c\u00f3 chi ph\u00ed cao h\u01a1n.<\/p>\n\n\n\n

Silicon: N\u01a1i N\u00f3 C\u00f3 L\u1ee3i Th\u1ebf<\/h3>\n\n\n\n

Pyranometer silicon l\u00e0 m\u1ed9t lo\u1ea1i c\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi nh\u1ecf g\u1ecdn h\u01a1n \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng xung quanh m\u1ed9t photodiode silicon. N\u00f3 ph\u1ea3n h\u1ed3i tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh s\u00e1ng t\u1edbi, v\u00ec v\u1eady n\u00f3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n nh\u1eefng thay \u0111\u1ed5i nhanh ch\u00f3ng v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd ph\u1ea7n t\u1eed nhi\u1ec7t n\u00f3ng l\u00ean. \u0110i\u1ec1u n\u00e0y l\u00e0m cho c\u00f4ng ngh\u1ec7 n\u00e0y h\u1eefu \u00edch \u1edf nh\u1eefng n\u01a1i c\u1ea3m bi\u1ebfn c\u1ea7n nh\u1ecf, ph\u1ea3n h\u1ed3i nhanh v\u00e0 d\u1ec5 tri\u1ec3n khai t\u1ea1i nhi\u1ec1u v\u1ecb tr\u00ed.<\/p>\n\n\n\n

S\u1ef1 \u0111\u00e1nh \u0111\u1ed5i l\u00e0 detector c\u00f3 \u0111\u00e1p \u1ee9ng ph\u1ed5 ch\u1ecdn l\u1ecdc h\u01a1n. \u0110\u1ed1i v\u1edbi m\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t \u0111\u01a1n gi\u1ea3n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 l\u1edbn, nh\u01b0ng n\u00f3 tr\u1edf n\u00ean quan tr\u1ecdng khi gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c c\u1ea7n \u0111\u1ea1i di\u1ec7n cho b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi b\u0103ng r\u1ed9ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft ho\u1eb7c ph\u1ed5 kh\u00e1c nhau. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, \u0111\u1eb7c t\u00ednh ph\u1ed5 th\u1ef1c t\u1ebf v\u00e0 hi\u1ec7u chu\u1ea9n c\u1ee7a c\u1ea3m bi\u1ebfn n\u00ean \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng.<\/p>\n\n\n\n

\n
\"H\u01b0\u1edbng<\/figure>\n\n\n\n
\"M\u00e1y<\/figure>\n\n\n\n
\"thi\u1ebft<\/figure>\n<\/figure>\n\n\n\n

T\u1ea1i Sao \u0110\u00e1p \u1ee8ng Ph\u1ed5 Quan Tr\u1ecdng?<\/h2>\n\n\n\n

\u00c1nh s\u00e1ng m\u1eb7t tr\u1eddi \u0111\u1ebfn c\u1ea3m bi\u1ebfn kh\u00f4ng ph\u1ea3i l\u00e0 h\u1eb1ng s\u1ed1 v\u1ec1 ph\u1ed5. \u0110\u1ed9 cao m\u1eb7t tr\u1eddi, kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed, \u0111\u1ed9 che ph\u1ee7 m\u00e2y, \u0111\u1ed9 \u1ea9m kh\u00ed quy\u1ec3n v\u00e0 aerosol \u0111\u1ec1u c\u00f3 th\u1ec3 thay \u0111\u1ed5i s\u1ef1 ph\u00e2n b\u1ed1 b\u01b0\u1edbc s\u00f3ng \u0111\u1ebfn m\u1eb7t \u0111\u1ea5t. V\u00ec detector thermopile v\u00e0 silicon ph\u1ea3n h\u1ed3i v\u1edbi c\u00e1c b\u01b0\u1edbc s\u00f3ng n\u00e0y kh\u00e1c nhau, hai c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u00fang c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c gi\u00e1 tr\u1ecb c\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 kh\u00e1c nhau trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao \u0111\u00e1p \u1ee9ng ph\u1ed5 n\u00ean \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c, hi\u1ec7u chu\u1ea9n v\u00e0 y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng khi ch\u1ecdn pyranometer.<\/p>\n\n\n\n

C\u1ea3m Bi\u1ebfn Thermopile v\u00e0 Silicon Kh\u00e1c Nhau V\u1ec1 Ph\u1ed5 Nh\u01b0 Th\u1ebf N\u00e0o?<\/h3>\n\n\n\n

Pyranometer silicon s\u1eed d\u1ee5ng photodiode v\u1edbi \u0111\u00e1p \u1ee9ng ph\u1ed5 x\u00e1c \u0111\u1ecbnh, v\u00ec v\u1eady \u0111\u1ea7u ra c\u1ee7a n\u00f3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u1ea3 l\u01b0\u1ee3ng \u00e1nh s\u00e1ng t\u1edbi v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 b\u01b0\u1edbc s\u00f3ng c\u1ee7a n\u00f3. Pyranometer thermopile c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u1ea3n h\u1ed3i tr\u00ean m\u1ed9t ph\u1ea7n r\u1ed9ng h\u01a1n nhi\u1ec1u c\u1ee7a ph\u1ed5 m\u1eb7t tr\u1eddi. V\u00ed d\u1ee5, TBQ-2C c\u1ee7a Yantai Sensor c\u00f3 d\u1ea3i ph\u1ed5 c\u00f4ng b\u1ed1 l\u00e0 0,3\u20133,2 \u03bcm, bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed ngo\u1ea1i, kh\u1ea3 ki\u1ebfn v\u00e0 h\u1ed3ng ngo\u1ea1i c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1edbi.<\/p>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t quan tr\u1ecdng kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t c\u1ea3m bi\u1ebfn \u0111o nhi\u1ec1u \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi h\u01a1n c\u1ea3m bi\u1ebfn kia. \u0110\u00f3 l\u00e0 hai detector \u0111\u00e1nh tr\u1ecdng s\u1ed1 c\u00e1c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau theo c\u00e1ch kh\u00e1c nhau. Khi ph\u1ed5 m\u1eb7t tr\u1eddi thay \u0111\u1ed5i trong ng\u00e0y ho\u1eb7c v\u1edbi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft, s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c gi\u00e1 tr\u1ecb \u0111\u1ecdc c\u1ee7a ch\u00fang.<\/p>\n\n\n\n

T\u1ea1i Sao \u0110i\u1ec1u N\u00e0y Quan Tr\u1ecdng \u0110\u1ed1i V\u1edbi Gi\u00e1m S\u00e1t PV?<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t PV, \u0111\u00e1p \u1ee9ng ph\u1ed5 quan tr\u1ecdng v\u00ec ph\u00e9p \u0111o c\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 tham chi\u1ebfu th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. C\u00e1c module PV c\u0169ng c\u00f3 \u0111\u00e1p \u1ee9ng ph\u1ed5 ri\u00eang c\u1ee7a ch\u00fang, v\u00ec v\u1eady m\u1ed9t c\u1ea3m bi\u1ebfn c\u00f3 \u0111\u1eb7c t\u00ednh ph\u1ed5 kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 so v\u1edbi module c\u00f3 th\u1ec3 kh\u00f4ng theo d\u00f5i \u0111\u1ea7u v\u00e0o n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng theo c\u00f9ng m\u1ed9t c\u00e1ch trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n thay \u0111\u1ed5i.<\/p>\n\n\n\n

\u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 c\u1ea3m bi\u1ebfn silicon t\u1ef1 \u0111\u1ed9ng kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng PV. N\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf khi \u0111\u1eb7c t\u00ednh ph\u1ed5 v\u00e0 hi\u1ec7u chu\u1ea9n c\u1ee7a n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch gi\u00e1m s\u00e1t. \u0110\u1ed1i v\u1edbi \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi b\u0103ng r\u1ed9ng ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ea1i di\u1ec7n r\u1ed9ng h\u01a1n c\u1ee7a b\u1ee9c x\u1ea1 t\u1edbi, pyranometer thermopile th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n.<\/p>\n\n\n\n

\n
\"Gi\u1ea3i<\/figure>\n\n\n\n
\"Gi\u1ea3i<\/figure>\n\n\n\n
\"Ng\u00e0nh<\/figure>\n<\/figure>\n\n\n\n

Pyranometer Thermopile C\u00f3 Lu\u00f4n Ch\u00ednh X\u00e1c H\u01a1n Kh\u00f4ng?<\/h2>\n\n\n\n

Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady. Thermopile th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng khi ph\u00e9p \u0111o c\u1ea7n bao ph\u1ee7 ph\u1ed5 m\u1eb7t tr\u1eddi r\u1ed9ng, nh\u01b0ng \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng l\u00e0m cho m\u1ecdi pyranometer thermopile ch\u00ednh x\u00e1c h\u01a1n m\u1ecdi m\u00f4 h\u00ecnh silicon. Ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft k\u1ebf quang h\u1ecdc, detector, b\u00f9 nhi\u1ec7t, hi\u1ec7u chu\u1ea9n v\u00e0 c\u1ea5u tr\u00fac c\u01a1 kh\u00ed \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e9p \u0111o cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 m\u1ed9t \u0111i\u1ec3m quan tr\u1ecdng khi so s\u00e1nh c\u00e1c nh\u00e0 cung c\u1ea5p. Hai pyranometer s\u1eed d\u1ee5ng c\u00f9ng c\u00f4ng ngh\u1ec7 detector c\u00f3 th\u1ec3 c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 hi\u1ec7u su\u1ea5t th\u1ef1c \u0111\u1ecba kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3. Thay v\u00ec \u0111\u00e1nh gi\u00e1 c\u1ea3m bi\u1ebfn ch\u1ec9 b\u1eb1ng \u201cthermopile\u201d hay \u201csilicon\u201d, h\u00e3y xem x\u00e9t c\u00e1c th\u00f4ng s\u1ed1 m\u00f4 t\u1ea3 hi\u1ec7u su\u1ea5t c\u1ee7a to\u00e0n b\u1ed9 thi\u1ebft b\u1ecb.<\/p>\n\n\n\n

C\u1ea7n Ki\u1ec3m Tra G\u00ec Tr\u00ean B\u1ea3ng D\u1eef Li\u1ec7u?<\/h3>\n\n\n\n
Tham s\u1ed1<\/td>Nh\u1eefng \u0110i\u1ec1u C\u1ea7n L\u01b0u \u00dd<\/td><\/tr>
\u0110\u00e1p \u1ee9ng ph\u1ed5<\/td>Ki\u1ec3m tra xem d\u1ea3i b\u01b0\u1edbc s\u00f3ng c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi b\u1ee9c x\u1ea1 b\u1ea1n th\u1ef1c s\u1ef1 c\u1ea7n \u0111o hay kh\u00f4ng.<\/td><\/tr>
\u0110\u1ed9 ch\u00ednh x\u00e1c \/ c\u1ea5p hi\u1ec7u su\u1ea5t<\/td>So s\u00e1nh c\u1ea5p hi\u1ec7u su\u1ea5t ho\u1eb7c \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 thay v\u00ec d\u1ef1a v\u00e0o lo\u1ea1i \u0111\u1ea7u d\u00f2.<\/td><\/tr>
Ph\u1ea3n h\u1ed3i cosin<\/td>Quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c ph\u00e9p \u0111o ngo\u00e0i tr\u1eddi v\u00ec g\u00f3c c\u1ee7a \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi t\u1edbi thay \u0111\u1ed5i trong su\u1ed1t c\u1ea3 ng\u00e0y.<\/td><\/tr>
S\u1ef1 ph\u1ee5 thu\u1ed9c nhi\u1ec7t \u0111\u1ed9<\/td>Cho th\u1ea5y m\u1ee9c \u0111\u1ed9 thay \u0111\u1ed5i c\u1ee7a \u0111\u1ea7u ra c\u1ea3m bi\u1ebfn khi nhi\u1ec7t \u0111\u1ed9 l\u1eafp \u0111\u1eb7t thay \u0111\u1ed5i.<\/td><\/tr>
\u1ed4n \u0111\u1ecbnh h\u00e0ng n\u0103m<\/td>H\u1eefu \u00edch \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 li\u1ec7u c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 duy tr\u00ec s\u1ed1 \u0111\u1ecdc nh\u1ea5t qu\u00e1n trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai d\u00e0i h\u1ea1n hay kh\u00f4ng.<\/td><\/tr>
Th\u1eddi gian ph\u1ea3n h\u1ed3i<\/td>\u0110\u00e1ng ki\u1ec3m tra khi h\u1ec7 th\u1ed1ng c\u1ea7n ghi nh\u1eadn nh\u1eefng thay \u0111\u1ed5i nhanh do m\u00e2y di chuy\u1ec3n ho\u1eb7c b\u1ee9c x\u1ea1 thay \u0111\u1ed5i.<\/td><\/tr>
Hi\u1ec7u chu\u1ea9n<\/td>Ki\u1ec3m tra ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u chu\u1ea9n, ch\u1ee9ng nh\u1eadn v\u00e0 kh\u1ea3 n\u0103ng truy xu\u1ea5t \u0111o l\u01b0\u1eddng hi\u1ec7n c\u00f3 tr\u01b0\u1edbc khi mua.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Pyranometer N\u00e0o T\u1ed1t H\u01a1n Cho \u0110i\u1ec7n M\u1eb7t Tr\u1eddi PV?<\/h2>\n\n\n\n

\u0110\u1ed1i v\u1edbi m\u1ed9t d\u1ef1 \u00e1n PV, pyranometer ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng d\u1eef li\u1ec7u b\u1ee9c x\u1ea1. M\u1ed9t c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi ho\u1eb7c h\u1ed7 tr\u1ee3 ki\u1ec3m tra hi\u1ec7u su\u1ea5t c\u00f3 c\u00e1c y\u00eau c\u1ea7u kh\u00e1c v\u1edbi m\u1ed9t c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i h\u00e0ng ch\u1ee5c \u0111i\u1ec3m gi\u00e1m s\u00e1t xung quanh nh\u00e0 m\u00e1y. V\u00ec v\u1eady, vi\u1ec7c l\u1ef1a ch\u1ecdn n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb nhi\u1ec7m v\u1ee5 \u0111o l\u01b0\u1eddng, kh\u00f4ng ph\u1ea3i t\u1eeb t\u00ean c\u1ea3m bi\u1ebfn.<\/p>\n\n\n\n

Y\u00eau C\u1ea7u PV<\/td>H\u01b0\u1edbng \u0110\u1ec1 Xu\u1ea5t<\/td><\/tr>
\u0110\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/td>C\u1ea3m bi\u1ebfn nhi\u1ec7t<\/td><\/tr>
\u0110o tham chi\u1ebfu b\u0103ng r\u1ed9ng<\/td>C\u1ea3m bi\u1ebfn nhi\u1ec7t<\/td><\/tr>
H\u1ed3 s\u01a1 b\u1ee9c x\u1ea1 d\u00e0i h\u1ea1n<\/td>C\u1ea3m bi\u1ebfn nhi\u1ec7t<\/td><\/tr>
\u0110i\u1ec3m gi\u00e1m s\u00e1t ph\u00e2n t\u00e1n<\/td>Silicon c\u00f3 th\u1ec3 th\u1ef1c t\u1ebf<\/td><\/tr>
Thay \u0111\u1ed5i b\u1ee9c x\u1ea1 nhanh<\/td>Silicon<\/td><\/tr>
Tr\u1ea1m kh\u00ed t\u01b0\u1ee3ng nh\u1ecf g\u1ecdn<\/td>Silicon ho\u1eb7c thermopile nh\u1ecf g\u1ecdn<\/td><\/tr>
\u0110o hi\u1ec7u su\u1ea5t PV<\/td>Ch\u1ecdn theo ti\u00eau chu\u1ea9n v\u00e0 c\u1ea5p hi\u1ec7u su\u1ea5t y\u00eau c\u1ea7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Khi N\u00e0o Thermopile H\u1ee3p L\u00fd H\u01a1n Cho PV?<\/h3>\n\n\n\n

N\u1ebfu d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m tham chi\u1ebfu \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00e0i nguy\u00ean m\u1eb7t tr\u1eddi ho\u1eb7c hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng PV, pyranometer thermopile th\u01b0\u1eddng l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u an to\u00e0n h\u01a1n. \u0110\u00e1p \u1ee9ng ph\u1ed5 r\u1ed9ng c\u1ee7a n\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c ph\u00e9p \u0111o nh\u1eb1m m\u1ee5c \u0111\u00edch m\u00f4 t\u1ea3 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1edbi thay v\u00ec ch\u1ec9 \u0111\u01a1n thu\u1ea7n ph\u00e1t hi\u1ec7n nh\u1eefng thay \u0111\u1ed5i v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t li\u00ean quan \u0111\u1ebfn gi\u00e1m s\u00e1t d\u00e0i h\u1ea1n v\u00e0 c\u00e1c ph\u00e9p \u0111o hi\u1ec7u su\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n.<\/p>\n\n\n\n

C\u1ea3m bi\u1ebfn v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean y\u00eau c\u1ea7u th\u1ef1c t\u1ebf c\u1ee7a d\u1ef1 \u00e1n. C\u1ea5p hi\u1ec7u su\u1ea5t, \u0111\u00e1p \u1ee9ng cosine, s\u1ef1 ph\u1ee5 thu\u1ed9c nhi\u1ec7t \u0111\u1ed9, hi\u1ec7u chu\u1ea9n, g\u00f3c l\u1eafp \u0111\u1eb7t v\u00e0 \u0111i\u1ec1u ki\u1ec7n b\u1ea3o tr\u00ec \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1eef li\u1ec7u cu\u1ed1i c\u00f9ng. Tr\u1ea3 nhi\u1ec1u ti\u1ec1n h\u01a1n cho thermopile kh\u00f4ng t\u1ef1 \u0111\u1ed9ng gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n\n\n\n

Khi N\u00e0o Silicon C\u00f3 Th\u1ec3 L\u00e0 L\u1ef1a Ch\u1ecdn Th\u1ef1c T\u1ebf?<\/h3>\n\n\n\n

Pyranometer silicon c\u00f3 th\u1ec3 h\u1ee3p l\u00fd h\u01a1n khi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t c\u1ea7n s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u1ea3m bi\u1ebfn v\u00e0 \u01b0u ti\u00ean l\u00e0 ph\u1ea3n h\u1ed3i nhanh, l\u1eafp \u0111\u1eb7t nh\u1ecf g\u1ecdn ho\u1eb7c ki\u1ec3m so\u00e1t chi ph\u00ed c\u1ee7a t\u1eebng \u0111i\u1ec3m \u0111o. Ch\u00fang ph\u00f9 h\u1ee3p cho nhi\u1ec1u \u1ee9ng d\u1ee5ng gi\u00e1m s\u00e1t PV th\u00f4ng th\u01b0\u1eddng, mi\u1ec5n l\u00e0 \u0111\u1eb7c t\u00ednh ph\u1ed5 v\u00e0 hi\u1ec7u chu\u1ea9n c\u1ee7a \u0111\u1ea7u d\u00f2 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi \u0111\u1ed9i ng\u0169 mua h\u00e0ng, s\u1ef1 ph\u00e2n bi\u1ec7t n\u00e0y r\u1ea5t h\u1eefu \u00edch: n\u1ebfu c\u1ea3m bi\u1ebfn l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a tham chi\u1ebfu \u0111o l\u01b0\u1eddng, h\u00e3y t\u1eadp trung v\u00e0o hi\u1ec7u su\u1ea5t \u0111o l\u01b0\u1eddng tr\u01b0\u1edbc; n\u1ebfu n\u00f3 l\u00e0 m\u1ed9t trong nhi\u1ec1u \u0111i\u1ec3m gi\u00e1m s\u00e1t ph\u00e2n t\u00e1n, ph\u1ea3n h\u1ed3i, t\u00edch h\u1ee3p, ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng v\u00e0 chi ph\u00ed c\u00f3 th\u1ec3 tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n. L\u1ef1a ch\u1ecdn cu\u1ed1i c\u00f9ng n\u00ean d\u1ef1a tr\u00ean vai tr\u00f2 c\u1ee7a c\u1ea3m bi\u1ebfn trong h\u1ec7 th\u1ed1ng PV v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt m\u00e0 d\u1ef1 \u00e1n y\u00eau c\u1ea7u.<\/p>\n\n\n\n

\n
\"Gi\u00e1m<\/figure>\n\n\n\n
\"Tr\u1ea1m<\/figure>\n\n\n\n
\"Gi\u1ea3i<\/figure>\n<\/figure>\n\n\n\n

Pyranometer Thermopile hay Pyranometer Silicon: Ng\u01b0\u1eddi Mua N\u00ean Ki\u1ec3m Tra G\u00ec?<\/h2>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa pyranometer thermopile v\u00e0 silicon n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n thay v\u00ec lo\u1ea1i \u0111\u1ea7u d\u00f2. Tr\u01b0\u1edbc khi y\u00eau c\u1ea7u b\u00e1o gi\u00e1, ng\u01b0\u1eddi mua n\u00ean x\u00e1c nh\u1eadn nh\u1eefng g\u00ec c\u1ea7n \u0111o, ch\u1ea5t l\u01b0\u1ee3ng d\u1eef li\u1ec7u y\u00eau c\u1ea7u, m\u00f4i tr\u01b0\u1eddng l\u1eafp \u0111\u1eb7t v\u00e0 c\u00e1ch c\u1ea3m bi\u1ebfn s\u1ebd k\u1ebft n\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t hi\u1ec7n c\u00f3.<\/p>\n\n\n\n

B\u1ea1n Th\u1ef1c S\u1ef1 \u0110ang \u0110o G\u00ec?<\/h3>\n\n\n\n

X\u00e1c \u0111\u1ecbnh m\u1ee5c ti\u00eau \u0111o l\u01b0\u1eddng tr\u01b0\u1edbc: b\u1ee9c x\u1ea1 to\u00e0n c\u1ea7u, m\u1eb7t ph\u1eb3ng m\u1ea3ng (POA), UV, PAR ho\u1eb7c m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng b\u1ee9c x\u1ea1 kh\u00e1c. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n PV, c\u0169ng c\u1ea7n l\u00e0m r\u00f5 li\u1ec7u c\u1ea3m bi\u1ebfn d\u00f9ng \u0111\u1ec3 gi\u00e1m s\u00e1t th\u00f4ng th\u01b0\u1eddng, \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t hay \u0111o tham chi\u1ebfu, v\u00ec m\u1ed7i \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 c\u00f3 y\u00eau c\u1ea7u kh\u00e1c nhau v\u1ec1 \u0111\u00e1p \u1ee9ng ph\u1ed5 v\u00e0 hi\u1ec7u su\u1ea5t \u0111o l\u01b0\u1eddng.<\/p>\n\n\n\n

Hi\u1ec7u Su\u1ea5t \u0110o L\u01b0\u1eddng N\u00e0o \u0110\u01b0\u1ee3c Y\u00eau C\u1ea7u?<\/h3>\n\n\n\n

Kh\u00f4ng \u0111\u00e1nh gi\u00e1 pyranometer ch\u1ec9 d\u1ef1a tr\u00ean \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1. Ki\u1ec3m tra c\u1ea5p hi\u1ec7u su\u1ea5t, \u0111\u00e1p \u1ee9ng ph\u1ed5, \u0111\u00e1p \u1ee9ng cosine, s\u1ef1 ph\u1ee5 thu\u1ed9c nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00e0ng n\u0103m v\u00e0 th\u00f4ng tin hi\u1ec7u chu\u1ea9n c\u00f9ng nhau, \u0111\u1eb7c bi\u1ec7t n\u1ebfu d\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra, b\u00e1o c\u00e1o ho\u1eb7c ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t d\u00e0i h\u1ea1n.<\/p>\n\n\n\n

C\u1ea3m Bi\u1ebfn Ph\u1ea3i Ph\u1ea3n H\u1ed3i Nhanh \u0110\u1ebfn M\u1ee9c N\u00e0o?<\/h3>\n\n\n\n

Th\u1eddi gian ph\u1ea3n h\u1ed3i tr\u1edf n\u00ean quan tr\u1ecdng khi h\u1ec7 th\u1ed1ng c\u1ea7n ghi nh\u1eadn nh\u1eefng thay \u0111\u1ed5i b\u1ee9c x\u1ea1 nhanh, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1eefng thay \u0111\u1ed5i do m\u00e2y di chuy\u1ec3n. N\u1ebfu \u1ee9ng d\u1ee5ng ch\u1ee7 y\u1ebfu theo d\u00f5i xu h\u01b0\u1edbng m\u1eb7t tr\u1eddi d\u00e0i h\u1ea1n, ph\u1ea3n h\u1ed3i c\u1ef1c nhanh c\u00f3 th\u1ec3 \u00edt mang l\u1ea1i l\u1ee3i \u00edch th\u1ef1c t\u1ebf, v\u00ec v\u1eady h\u00e3y x\u00e1c \u0111\u1ecbnh t\u1ea7n su\u1ea5t l\u1ea5y m\u1eabu v\u00e0 gi\u00e1m s\u00e1t y\u00eau c\u1ea7u tr\u01b0\u1edbc.<\/p>\n\n\n\n

C\u1ea3m Bi\u1ebfn S\u1ebd \u0110\u01b0\u1ee3c L\u1eafp \u0110\u1eb7t \u1ede \u0110\u00e2u?<\/h3>\n\n\n\n

Xem x\u00e9t c\u00e1c \u0111i\u1ec1u ki\u1ec7n ngo\u00e0i tr\u1eddi th\u1ef1c t\u1ebf, bao g\u1ed3m nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, m\u01b0a, b\u1ee5i, tuy\u1ebft, g\u00f3c l\u1eafp \u0111\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn b\u1ea3o tr\u00ec. Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng, x\u1ebfp h\u1ea1ng IP, c\u1ea5u h\u00ecnh c\u00e1p v\u00e0 y\u00eau c\u1ea7u v\u1ec7 sinh \u0111\u00e1ng \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc khi mua, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c c\u1ea3m bi\u1ebfn s\u1ebd \u1edf ngo\u00e0i tr\u1eddi trong nhi\u1ec1u n\u0103m.<\/p>\n\n\n\n

C\u1ea3m Bi\u1ebfn S\u1ebd K\u1ebft N\u1ed1i V\u1edbi H\u1ec7 Th\u1ed1ng C\u1ee7a B\u1ea1n Nh\u01b0 Th\u1ebf N\u00e0o?<\/h3>\n\n\n\n

X\u00e1c nh\u1eadn RS485\/Modbus, \u0111\u1ea7u ra analog, \u0111i\u1ec7n \u00e1p cung c\u1ea5p, c\u00e1p, \u0111\u1ea7u n\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi data logger hi\u1ec7n c\u00f3 tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng. M\u1ed9t c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u \u0111o l\u01b0\u1eddng nh\u01b0ng v\u1eabn t\u1ea1o ra v\u1ea5n \u0111\u1ec1 t\u00edch h\u1ee3p n\u1ebfu giao di\u1ec7n truy\u1ec1n th\u00f4ng ho\u1eb7c y\u00eau c\u1ea7u ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a n\u00f3 kh\u00f4ng kh\u1edbp v\u1edbi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t hi\u1ec7n c\u00f3.<\/p>\n\n\n\n

C\u00e1c L\u1ef1a Ch\u1ecdn C\u1ea3m Bi\u1ebfn B\u1ee9c X\u1ea1 M\u1eb7t Tr\u1eddi C\u1ee7a Yantai Sensor<\/h2>\n\n\n\n

Yantai Sensor cung c\u1ea5p c\u00e1c l\u1ef1a ch\u1ecdn \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o vi\u1ec7c d\u1ef1 \u00e1n y\u00eau c\u1ea7u pyranometer \u0111\u1ed9c l\u1eadp, gi\u00e1m s\u00e1t th\u1eddi ti\u1ebft t\u00edch h\u1ee3p hay \u0111o b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi t\u1ef1 \u0111\u1ed9ng.<\/p>\n\n\n