{"id":9150,"date":"2026-09-02T16:20:13","date_gmt":"2026-09-02T08:20:13","guid":{"rendered":"https:\/\/www.yantaisensor.com\/?p=9150"},"modified":"2026-09-03T10:14:54","modified_gmt":"2026-09-03T02:14:54","slug":"solar-efficiency-loss-factors","status":"publish","type":"post","link":"https:\/\/www.yantaisensor.com\/vi\/blog\/solar-efficiency-loss-factors","title":{"rendered":"5 y\u1ebfu t\u1ed1 h\u00e0ng \u0111\u1ea7u l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a t\u1ea5m pin m\u1eb7t tr\u1eddi"},"content":{"rendered":"

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

T\u1ea1i sao t\u1ea5m pin m\u1eb7t tr\u1eddi c\u00f3 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c 550 W l\u1ea1i th\u01b0\u1eddng t\u1ea1o ra \u00edt \u0111i\u1ec7n h\u01a1n trong v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf? \u0110\u00e2y l\u00e0 m\u1ed1i quan t\u00e2m ph\u1ed5 bi\u1ebfn c\u1ee7a ch\u1ee7 s\u1edf h\u1eefu h\u1ec7 th\u1ed1ng PV v\u00e0 \u0111\u1ed9i v\u1eadn h\u00e0nh & b\u1ea3o tr\u00ec (O&M), \u0111\u1eb7c bi\u1ec7t khi s\u1ea3n l\u01b0\u1ee3ng \u0111o \u0111\u01b0\u1ee3c li\u00ean t\u1ee5c th\u1ea5p h\u01a1n m\u1ee9c k\u1ef3 v\u1ecdng. S\u1ea3n l\u01b0\u1ee3ng th\u1ea5p h\u01a1n kh\u00f4ng nh\u1ea5t thi\u1ebft cho th\u1ea5y t\u1ea5m pin b\u1ecb l\u1ed7i. Nh\u1eefng thay \u0111\u1ed5i v\u1ec1 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/mark><\/a>, nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin, b\u00f3ng che, b\u1ee5i b\u1ea9n v\u00e0 \u0111i\u1ec1u ki\u1ec7n h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m c\u00f4ng su\u1ea5t m\u00e0 h\u1ec7 th\u1ed1ng PV cung c\u1ea5p.<\/p>\n\n\n\n

C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a t\u1ea5m pin m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c \u0111o trong \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n, trong khi \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf thay \u0111\u1ed5i theo t\u1eebng ng\u00e0y v\u00e0 theo m\u00f9a. Do \u0111\u00f3, vi\u1ec7c \u0111\u00e1nh gi\u00e1 t\u1ed5n th\u1ea5t hi\u1ec7u su\u1ea5t c\u1ee7a t\u1ea5m pin m\u1eb7t tr\u1eddi \u0111\u00f2i h\u1ecfi nhi\u1ec1u h\u01a1n l\u00e0 ch\u1ec9 nh\u00ecn v\u00e0o c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c c\u1ee7a t\u1ea5m pin. C\u00e1c nh\u00e0 v\u1eadn h\u00e0nh PV c\u1ea7n so s\u00e1nh s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n th\u1ef1c t\u1ebf v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh ch\u00ednh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p h\u01a1n l\u00e0 do thay \u0111\u1ed5i th\u1eddi ti\u1ebft v\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi hay do t\u1ed5n th\u1ea5t hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

Hi\u1ec3u v\u1ec1 c\u00e1c Y\u1ebfu T\u1ed1 T\u1ed5n Th\u1ea5t Hi\u1ec7u Su\u1ea5t N\u0103ng L\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi n\u00e0y r\u1ea5t quan tr\u1ecdng cho c\u1ea3 vi\u1ec7c \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t v\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec. B\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin, b\u00f3ng che, b\u1ee5i b\u1ea9n v\u00e0 t\u1ed5n th\u1ea5t \u1edf c\u1ea5p \u0111\u1ed9 t\u1ea5m pin ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t khi ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t PV trong \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a t\u1ea5m pin m\u1eb7t tr\u1eddi nh\u01b0 th\u1ebf n\u00e0o, d\u1eef li\u1ec7u n\u00e0o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c t\u1ed5n th\u1ea5t v\u00e0 c\u00e1ch gi\u00e1m s\u00e1t th\u1ef1c t\u1ebf c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t PV v\u00e0 quy\u1ebft \u0111\u1ecbnh b\u1ea3o tr\u00ec ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n\n\n\n

\n
\"Tr\u1ea1m<\/figure>\n\n\n\n
\"S\u1ea3n<\/figure>\n<\/figure>\n\n\n\n

\u0110i\u1ec1u G\u00ec G\u00e2y Ra T\u1ed5n Th\u1ea5t Hi\u1ec7u Su\u1ea5t T\u1ea5m Pin M\u1eb7t Tr\u1eddi?<\/h2>\n\n\n\n

C\u00e1c y\u1ebfu t\u1ed1 t\u1ed5n th\u1ea5t hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 th\u1ed1ng PV bao g\u1ed3m b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin, b\u00f3ng che, b\u1ee5i b\u1ea9n v\u00e0 t\u1ed5n th\u1ea5t \u1edf c\u1ea5p \u0111\u1ed9 t\u1ea5m pin ho\u1eb7c h\u1ec7 th\u1ed1ng. C\u00e1c y\u1ebfu t\u1ed1 n\u00e0y kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi d\u1ef1 \u00e1n theo c\u00f9ng m\u1ed9t c\u00e1ch v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang ph\u1ee5 thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n hi\u1ec7n tr\u01b0\u1eddng, c\u00f4ng ngh\u1ec7 t\u1ea5m pin, thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh. Hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng bi\u1ebfn s\u1ed1 n\u00e0o c\u1ea7n \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t s\u1ebd cung c\u1ea5p \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u th\u1ef1c t\u1ebf \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n khi\u1ebfn s\u1ea3n l\u01b0\u1ee3ng PV th\u1ea5p h\u01a1n d\u1ef1 ki\u1ebfn. N\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm hi\u1ec3u c\u00e1ch t\u0103ng s\u1ea3n l\u01b0\u1ee3ng trang tr\u1ea1i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi b\u1eb1ng c\u1ea3m bi\u1ebfn m\u00f4i tr\u01b0\u1eddng<\/mark><\/a>, \uff0c\u8bf7\u70b9\u51fb\u8be5\u6587\u7ae0\u3002.<\/p>\n\n\n\n

Y\u1ebfu T\u1ed1 T\u1ed5n Th\u1ea5t Hi\u1ec7u Su\u1ea5t N\u0103ng L\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi<\/td>T\u00e1c \u0110\u1ed9ng Ch\u00ednh<\/td>Ph\u01b0\u01a1ng Ph\u00e1p Gi\u00e1m S\u00e1t \u0110i\u1ec3n H\u00ecnh<\/td><\/tr>
C\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/td>Thay \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u1ea3 d\u1ee5ng<\/td>C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 t\u1ed5ng (Pyranometer) \/ C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi<\/td><\/tr>
Nhi\u1ec7t \u0111\u1ed9 m\u00f4-\u0111un<\/td>Thay \u0111\u1ed5i hi\u1ec7u su\u1ea5t v\u1eadn h\u00e0nh c\u1ee7a t\u1ea5m pin<\/td>C\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 m\u1eb7t sau t\u1ea5m pin<\/td><\/tr>
B\u00f3ng che<\/td>Gi\u1ea3m b\u1ee9c x\u1ea1 hi\u1ec7u d\u1ee5ng<\/td>Kh\u1ea3o s\u00e1t hi\u1ec7n tr\u01b0\u1eddng \/ So s\u00e1nh b\u1ee9c x\u1ea1<\/td><\/tr>
B\u1ee5i b\u1ea9n<\/td>Gi\u1ea3m \u00e1nh s\u00e1ng \u0111\u1ebfn c\u00e1c t\u1ebf b\u00e0o quang \u0111i\u1ec7n<\/td>Thi\u1ebft b\u1ecb gi\u00e1m s\u00e1t b\u1ee5i b\u1ea9n \/ So s\u00e1nh hi\u1ec7u su\u1ea5t<\/td><\/tr>
T\u1ed5n th\u1ea5t t\u1ea5m pin & h\u1ec7 th\u1ed1ng<\/td>Ch\u00eanh l\u1ec7ch gi\u1eefa s\u1ea3n l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng d\u1ef1 ki\u1ebfn v\u00e0 th\u1ef1c t\u1ebf<\/td>Gi\u00e1m s\u00e1t bi\u1ebfn t\u1ea7n \/ C\u00f4ng su\u1ea5t \/ Hi\u1ec7u su\u1ea5t PV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n
\"gi\u1ea3i<\/figure>\n\n\n\n
\"gi\u1ea3i<\/figure>\n\n\n\n
\"tr\u1ea1m<\/figure>\n\n\n\n
\"c\u1ea3m<\/figure>\n<\/figure>\n\n\n\n

Top 5 Y\u1ebfu T\u1ed1 T\u1ed5n Th\u1ea5t Hi\u1ec7u Su\u1ea5t N\u0103ng L\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi<\/h2>\n\n\n\n

T\u1ea5m pin m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 c\u00f3 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c cao, nh\u01b0ng s\u1ea3n l\u01b0\u1ee3ng th\u1ef1c t\u1ebf c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u1eeb ng\u00e0y n\u00e0y sang ng\u00e0y kh\u00e1c. M\u1ed9t bu\u1ed5i s\u00e1ng nhi\u1ec1u m\u00e2y, nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin cao, b\u00f3ng che m\u1ed9t ph\u1ea7n, b\u1ee5i tr\u00ean b\u1ec1 m\u1eb7t ho\u1eb7c s\u1ef1 c\u1ed1 \u0111i\u1ec7n \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m n\u0103ng l\u01b0\u1ee3ng m\u00e0 h\u1ec7 th\u1ed1ng PV t\u1ea1o ra. C\u00e2u h\u1ecfi quan tr\u1ecdng kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng b\u1ecb t\u1ed5n th\u1ea5t bao nhi\u00eau, m\u00e0 l\u00e0 \u0111i\u1ec1u g\u00ec g\u00e2y ra t\u1ed5n th\u1ea5t v\u00e0 li\u1ec7u n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng v\u00e0 qu\u1ea3n l\u00fd hay kh\u00f4ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 n\u0103m y\u1ebfu t\u1ed1 ph\u1ed5 bi\u1ebfn c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a t\u1ea5m pin m\u1eb7t tr\u1eddi trong v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

B\u1ee9c X\u1ea1 M\u1eb7t Tr\u1eddi v\u00e0 \u0110i\u1ec1u Ki\u1ec7n Th\u1eddi Ti\u1ebft<\/h3>\n\n\n\n

B\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi quy\u1ebft \u0111\u1ecbnh l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u1ea3 d\u1ee5ng cho d\u00e0n pin PV. M\u00e2y, th\u1eddi ti\u1ebft, th\u1eddi \u0111i\u1ec3m trong ng\u00e0y v\u00e0 thay \u0111\u1ed5i theo m\u00f9a \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u1ee9c x\u1ea1 kh\u1ea3 d\u1ee5ng, v\u00ec v\u1eady s\u1ea3n l\u01b0\u1ee3ng PV th\u1ea5p h\u01a1n kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a l\u00e0 c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1edbi t\u1ea5m pin. \u0110\u1ec3 hi\u1ec3u nguy\u00ean nh\u00e2n khi\u1ebfn s\u1ea3n l\u01b0\u1ee3ng s\u1ee5t gi\u1ea3m, d\u1eef li\u1ec7u b\u1ee9c x\u1ea1 c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng v\u1edbi s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

C\u00e1c d\u1ef1 \u00e1n PV c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ph\u00e9p \u0111o b\u1ee9c x\u1ea1 kh\u00e1c nhau cho c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau. B\u1ee9c x\u1ea1 ngang to\u00e0n ph\u1ea7n (GHI), B\u1ee9c x\u1ea1 tr\u00ean m\u1eb7t ph\u1eb3ng d\u00e0n pin (POA), B\u1ee9c x\u1ea1 tr\u1ef1c ti\u1ebfp vu\u00f4ng g\u00f3c (DNI) v\u00e0 B\u1ee9c x\u1ea1 khu\u1ebfch t\u00e1n ngang (DHI) m\u00f4 t\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n ho\u1eb7c m\u1eb7t ph\u1eb3ng \u0111o kh\u00e1c nhau c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi. \u0110\u1ed1i v\u1edbi ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t PV, POA \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch v\u00ec n\u00f3 ph\u1ea3n \u00e1nh b\u1ee9c x\u1ea1 m\u00e0 c\u00e1c t\u1ea5m pin nh\u1eadn \u0111\u01b0\u1ee3c theo h\u01b0\u1edbng l\u1eafp \u0111\u1eb7t c\u1ee7a ch\u00fang. \u0110\u1ec3 c\u00f3 gi\u1ea3i th\u00edch chi ti\u1ebft, h\u00e3y xem GHI, DNI v\u00e0 DHI trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u00e0 g\u00ec?<\/mark><\/a>.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t h\u00e0ng ng\u00e0y, d\u1eef li\u1ec7u ch\u00ednh c\u00f3 th\u1ec3 bao g\u1ed3m b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin, t\u1ed1c \u0111\u1ed9 v\u00e0 h\u01b0\u1edbng gi\u00f3, v\u00e0 \u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i. C\u1ea3m bi\u1ebfn b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi, pyranometer ho\u1eb7c tr\u1ea1m th\u1eddi ti\u1ebft nh\u1ecf g\u1ecdn c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin n\u00e0y, cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh so s\u00e1nh \u0111i\u1ec1u ki\u1ec7n n\u1eafng v\u1edbi s\u1ea3n l\u01b0\u1ee3ng PV v\u00e0 x\u00e1c \u0111\u1ecbnh li\u1ec7u s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p h\u01a1n c\u00f3 li\u00ean quan \u0111\u1ebfn th\u1eddi ti\u1ebft hay hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

\n
\"gi\u1ea3i<\/figure>\n\n\n\n
\"gi\u1ea3i<\/figure>\n<\/figure>\n\n\n\n

Nhi\u1ec7t \u0110\u1ed9 T\u1ea5m Pin Cao<\/h3>\n\n\n\n

T\u1ea5m pin m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 n\u00f3ng h\u01a1n nhi\u1ec1u so v\u1edbi kh\u00f4ng kh\u00ed xung quanh khi ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1ea1nh. Khi nhi\u1ec7t \u0111\u1ed9 t\u1ebf b\u00e0o t\u0103ng l\u00ean, c\u00e1c \u0111\u1eb7c t\u00ednh \u0111i\u1ec7n c\u1ee7a t\u1ea5m pin thay \u0111\u1ed5i v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ea7u ra th\u01b0\u1eddng gi\u1ea3m. Hi\u1ec7u \u1ee9ng ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o h\u1ec7 s\u1ed1 nhi\u1ec7t \u0111\u1ed9 c\u00f4ng su\u1ea5t c\u1ee7a t\u1ea5m pin, c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y trong b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. \u0110\u1ec3 tham kh\u1ea3o \u0111\u01a1n gi\u1ea3n, m\u1ee9c thay \u0111\u1ed5i c\u00f4ng su\u1ea5t li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh nh\u01b0 sau:<\/p>\n\n\n\n

M\u1ee9c thay \u0111\u1ed5i c\u00f4ng su\u1ea5t li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 \u2248 H\u1ec7 s\u1ed1 nhi\u1ec7t \u0111\u1ed9 \u00d7 (Nhi\u1ec7t \u0111\u1ed9 t\u1ebf b\u00e0o \u2212 25\u00b0C)<\/strong><\/p>\n\n\n\n

\u0110i\u1ec3m quan tr\u1ecdng l\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng gi\u1ed1ng v\u1edbi nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin. M\u1ed9t t\u1ea5m pin ti\u1ebfp x\u00fac v\u1edbi b\u1ee9c x\u1ea1 m\u1ea1nh c\u00f3 th\u1ec3 n\u00f3ng h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi kh\u00f4ng kh\u00ed xung quanh, trong khi gi\u00f3, k\u1ebft c\u1ea5u l\u1eafp \u0111\u1eb7t v\u00e0 lu\u1ed3ng kh\u00f4ng kh\u00ed ph\u00eda sau t\u1ea5m pin c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 n\u00f3ng l\u00ean ho\u1eb7c ngu\u1ed9i \u0111i c\u1ee7a n\u00f3. \u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao ch\u1ec9 ri\u00eang d\u1eef li\u1ec7u th\u1eddi ti\u1ebft m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 khi \u0111i\u1ec1u tra t\u1ed5n th\u1ea5t hi\u1ec7u su\u1ea5t t\u1ea5m pin m\u1eb7t tr\u1eddi li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9.<\/p>\n\n\n\n

C\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin \u0111\u01b0\u1ee3c l\u1eafp \u1edf m\u1eb7t sau c\u1ee7a t\u1ea5m pin cung c\u1ea5p ph\u00e9p \u0111o tr\u1ef1c ti\u1ebfp h\u01a1n v\u1ec1 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u1ee7a n\u00f3. Khi nhi\u1ec7t \u0111\u1ed9 t\u1ea5m pin \u0111\u01b0\u1ee3c so s\u00e1nh v\u1edbi b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi v\u00e0 s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n PV, \u0111\u1ed9i O&M c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ed1t h\u01a1n li\u1ec7u s\u1ea3n l\u01b0\u1ee3ng gi\u1ea3m c\u00f3 li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh cao hay m\u1ed9t y\u1ebfu t\u1ed1 kh\u00e1c. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n PV l\u1edbn h\u01a1n, d\u1eef li\u1ec7u n\u00e0y c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi tr\u1ea1m th\u1eddi ti\u1ebft n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/mark><\/a> ho\u1eb7c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t hi\u1ec7u su\u1ea5t PV<\/mark><\/a>.<\/p>\n\n\n\n

\n
\"tr\u1ea1m<\/figure>\n\n\n\n
\"h\u1ec7<\/figure>\n\n\n\n
\"SAUT<\/figure>\n<\/figure>\n\n\n\n

B\u00f3ng Che v\u00e0 Ti\u1ebfp X\u00fac \u00c1nh N\u1eafng Kh\u00f4ng \u0110\u1ed3ng \u0110\u1ec1u<\/h3>\n\n\n\n

B\u00f3ng r\u00e2m l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn khi\u1ebfn hi\u1ec7u su\u1ea5t t\u1ea5m pin m\u1eb7t tr\u1eddi gi\u1ea3m, \u0111\u1eb7c bi\u1ec7t khi h\u1ec7 th\u1ed1ng PV \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t g\u1ea7n c\u00e2y c\u1ed1i, t\u00f2a nh\u00e0, c\u00f4ng tr\u00ecnh ho\u1eb7c c\u00e1c v\u1eadt c\u1ea3n kh\u00e1c. T\u00e1c \u0111\u1ed9ng n\u00e0y c\u00f3 th\u1ec3 thay \u0111\u1ed5i trong ng\u00e0y khi m\u1eb7t tr\u1eddi di chuy\u1ec3n, do \u0111\u00f3 m\u1ed9t t\u1ea5m pin ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng v\u00e0o bu\u1ed5i s\u00e1ng c\u00f3 th\u1ec3 b\u1ecb che b\u00f3ng v\u00e0o cu\u1ed1i ng\u00e0y. Trong c\u00e1c nh\u00e0 m\u00e1y l\u1edbn h\u01a1n, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c h\u00e0ng v\u00e0 c\u00e1ch b\u1ed1 tr\u00ed d\u00e0n PV c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u01b0\u1ee3ng \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi chi\u1ebfu t\u1edbi t\u1eebng m\u00f4-\u0111un.<\/p>\n\n\n\n

C\u00e1c ngu\u1ed3n che b\u00f3ng ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n