![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/07\/Suy-giam-hieu-suat-tam-pin-nang-luong-mat-troi.jpeg\")
<\/h1>\n<\/h1>\n\u0110\u1ea7u t\u01b0 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/strong> kh\u00f4ng ch\u1ec9 quan t\u00e2m \u0111\u1ebfn c\u00f4ng su\u1ea5t ban \u0111\u1ea7u m\u00e0 c\u00f2n c\u1ea7n xem x\u00e9t kh\u1ea3 n\u0103ng duy tr\u00ec hi\u1ec7u su\u1ea5t trong su\u1ed1t v\u00f2ng \u0111\u1eddi s\u1eed d\u1ee5ng. D\u00f9 c\u00e1c t\u1ea5m pin hi\u1ec7n \u0111\u1ea1i c\u00f3 tu\u1ed5i th\u1ecd t\u1eeb 25\u201330 n\u0103m<\/strong>, hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang s\u1ebd gi\u1ea3m d\u1ea7n theo th\u1eddi gian do t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng v\u00e0 qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a v\u1eadt li\u1ec7u.<\/p>\n Hi\u1ec3u r\u00f5 Solar Panel Degradation (s\u1ef1 suy gi\u1ea3m hi\u1ec7u su\u1ea5t t\u1ea5m pin)<\/strong> s\u1ebd gi\u00fap ch\u1ee7 \u0111\u1ea7u t\u01b0 d\u1ef1 b\u00e1o ch\u00ednh x\u00e1c s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n, t\u00ednh to\u00e1n th\u1eddi gian ho\u00e0n v\u1ed1n (ROI) v\u00e0 l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n Suy gi\u1ea3m hi\u1ec7u su\u1ea5t (Solar Panel Degradation) l\u00e0 qu\u00e1 tr\u00ecnh t\u1ea5m pin m\u1ea5t d\u1ea7n kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi th\u00e0nh \u0111i\u1ec7n n\u0103ng<\/strong> sau nhi\u1ec1u n\u0103m v\u1eadn h\u00e0nh.<\/p>\n \u0110\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean x\u1ea3y ra v\u1edbi m\u1ecdi lo\u1ea1i pin m\u1eb7t tr\u1eddi do:<\/p>\n \u0110i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n h\u00e0ng n\u0103m s\u1ebd gi\u1ea3m nh\u1eb9 theo th\u1eddi gian.<\/p>\n T\u1ed1c \u0111\u1ed9 suy gi\u1ea3m l\u00e0 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m c\u00f4ng su\u1ea5t gi\u1ea3m m\u1ed7i n\u0103m.<\/p>\n Th\u00f4ng th\u01b0\u1eddng:<\/p>\n Sau 25 n\u0103m<\/strong>, ph\u1ea7n l\u1edbn c\u00e1c t\u1ea5m pin ch\u1ea5t l\u01b0\u1ee3ng cao v\u1eabn duy tr\u00ec:<\/p>\n Ch\u00ednh v\u00ec v\u1eady, c\u00e1c h\u00e3ng s\u1ea3n xu\u1ea5t l\u1edbn th\u01b0\u1eddng b\u1ea3o h\u00e0nh hi\u1ec7u su\u1ea5t t\u1eeb 25 \u0111\u1ebfn 30 n\u0103m<\/strong>.<\/p>\n \u0110\u1ec3 t\u00ednh to\u00e1n s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n b\u1ecb suy gi\u1ea3m, c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc:<\/p>\n X\u00e1c \u0111\u1ecbnh s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n ban \u0111\u1ea7u m\u1ed7i ng\u00e0y.<\/p>\n V\u00ed d\u1ee5:<\/p>\n 20 kWh\/ng\u00e0y<\/p>\n T\u00ednh s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n trong m\u1ed9t n\u0103m.<\/p>\n 20 \u00d7 365<\/p>\n = 7.300 kWh\/n\u0103m<\/strong><\/p>\n \u00c1p d\u1ee5ng t\u1ef7 l\u1ec7 suy gi\u1ea3m m\u1ed7i n\u0103m.<\/p>\n V\u00ed d\u1ee5:<\/p>\n N\u0103m th\u1ee9 nh\u1ea5t:<\/p>\n 7.300 kWh<\/p>\n N\u0103m th\u1ee9 hai:<\/p>\n 7.300 \u00d7 (1 \u2212 0,5%)<\/p>\n = 7.263 kWh<\/strong><\/p>\n Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i cho t\u1eebng n\u0103m v\u1eadn h\u00e0nh.<\/p>\n C\u1ed9ng to\u00e0n b\u1ed9 s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a 25 n\u0103m.<\/p>\n Sau \u0111\u00f3 so s\u00e1nh v\u1edbi tr\u01b0\u1eddng h\u1ee3p l\u00fd t\u01b0\u1edfng (kh\u00f4ng suy gi\u1ea3m) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh:<\/p>\n Gi\u1ea3 s\u1eed:<\/p>\n Sau 25 n\u0103m:<\/p>\n S\u1ea3n l\u01b0\u1ee3ng m\u1ed7i ng\u00e0y ch\u1ec9 c\u00f2n kho\u1ea3ng:<\/p>\n 17,6 kWh\/ng\u00e0y<\/strong><\/p>\n Trong su\u1ed1t v\u00f2ng \u0111\u1eddi:<\/p>\n Con s\u1ed1 n\u00e0y cho th\u1ea5y vi\u1ec7c l\u1ef1a ch\u1ecdn t\u1ea5m pin c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao s\u1ebd mang l\u1ea1i l\u1ee3i \u00edch kinh t\u1ebf \u0111\u00e1ng k\u1ec3 trong d\u00e0i h\u1ea1n.<\/p>\n Nhi\u1ec7t \u0111\u1ed9 l\u1edbn khi\u1ebfn v\u1eadt li\u1ec7u b\u00e1n d\u1eabn gi\u00e3n n\u1edf li\u00ean t\u1ee5c, \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a.<\/p>\n \u0110\u00e2y l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn t\u1ea1i c\u00e1c qu\u1ed1c gia nhi\u1ec7t \u0111\u1edbi nh\u01b0 Vi\u1ec7t Nam.<\/p>\n \u00c1nh n\u1eafng li\u00ean t\u1ee5c l\u00e0m:<\/p>\n N\u1ebfu t\u1ea5m pin kh\u00f4ng \u0111\u01b0\u1ee3c v\u1ec7 sinh \u0111\u1ecbnh k\u1ef3:<\/p>\n s\u1ebd khi\u1ebfn nhi\u1ec7t \u0111\u1ed9 c\u1ee5c b\u1ed9 t\u0103ng cao v\u00e0 gi\u1ea3m hi\u1ec7u su\u1ea5t ph\u00e1t \u0111i\u1ec7n.<\/p>\n C\u00e1c th\u01b0\u01a1ng hi\u1ec7u Tier-1 s\u1eed d\u1ee5ng:<\/p>\n Nh\u1edd \u0111\u00f3 t\u1ed1c \u0111\u1ed9 suy gi\u1ea3m th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3.<\/p>\n M\u1ed9t h\u1ec7 th\u1ed1ng thi c\u00f4ng \u0111\u00fang k\u1ef9 thu\u1eadt s\u1ebd:<\/p>\n N\u00ean l\u00e0m s\u1ea1ch t\u1ea5m pin t\u1eeb 3\u20136 th\u00e1ng\/l\u1ea7n<\/strong> ho\u1eb7c th\u01b0\u1eddng xuy\u00ean h\u01a1n n\u1ebfu khu v\u1ef1c nhi\u1ec1u b\u1ee5i.<\/p>\n Theo d\u00f5i:<\/p>\n \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c b\u1ea5t th\u01b0\u1eddng.<\/p>\n Kho\u1ea3ng c\u00e1ch gi\u1eefa t\u1ea5m pin v\u00e0 m\u00e1i nh\u00e0 n\u00ean t\u1eeb 10\u201320 cm<\/strong> \u0111\u1ec3 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh.<\/p>\n B\u00f3ng r\u00e2m t\u1eeb:<\/p>\n kh\u00f4ng ch\u1ec9 l\u00e0m gi\u1ea3m s\u1ea3n l\u01b0\u1ee3ng m\u00e0 c\u00f2n g\u00e2y hi\u1ec7n t\u01b0\u1ee3ng \u0111i\u1ec3m n\u00f3ng (Hot Spot).<\/p>\n L\u1ef1a ch\u1ecdn:<\/p>\n s\u1ebd gi\u00fap h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh trong nhi\u1ec1u th\u1eadp k\u1ef7.<\/p>\n \u01af\u1edbc t\u00ednh ch\u00ednh x\u00e1c m\u1ee9c suy gi\u1ea3m gi\u00fap:<\/p>\n \u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n \u0111i\u1ec7n m\u1eb7t tr\u1eddi th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u00f4ng nghi\u1ec7p.<\/p>\n S\u1ef1 suy gi\u1ea3m hi\u1ec7u su\u1ea5t l\u00e0 \u0111\u1eb7c t\u00ednh t\u1ef1 nhi\u00ean c\u1ee7a m\u1ecdi t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. Tuy nhi\u00ean, v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao, t\u1ed1c \u0111\u1ed9 suy gi\u1ea3m th\u01b0\u1eddng ch\u1ec9 t\u1eeb 0,3\u20130,5% m\u1ed7i n\u0103m<\/strong>, gi\u00fap h\u1ec7 th\u1ed1ng v\u1eabn duy tr\u00ec 80\u201390% c\u00f4ng su\u1ea5t sau 25 n\u0103m<\/strong>.<\/p>\n Vi\u1ec7c hi\u1ec3u r\u00f5 m\u1ee9c suy gi\u1ea3m s\u1ebd gi\u00fap ch\u1ee7 \u0111\u1ea7u t\u01b0 d\u1ef1 b\u00e1o ch\u00ednh x\u00e1c s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n, t\u1ed1i \u01b0u hi\u1ec7u qu\u1ea3 t\u00e0i ch\u00ednh v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p ngay t\u1eeb \u0111\u1ea7u. B\u00ean c\u1ea1nh \u0111\u00f3, v\u1ec7 sinh \u0111\u1ecbnh k\u1ef3, b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch v\u00e0 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb \u0111\u1ea1t ti\u00eau chu\u1ea9n s\u1ebd g\u00f3p ph\u1ea7n k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd, gi\u1ea3m t\u1ed5n th\u1ea5t \u0111i\u1ec7n n\u0103ng v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 khai th\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi.<\/p>\n
\nSuy gi\u1ea3m hi\u1ec7u su\u1ea5t t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u00e0 g\u00ec?<\/h1>\n
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\nT\u1ed1c \u0111\u1ed9 suy gi\u1ea3m (Solar Panel Degradation Rate) l\u00e0 bao nhi\u00eau?<\/h1>\n
\n\n\n\n
\n \nLo\u1ea1i t\u1ea5m pin<\/th>\n T\u1ed1c \u0111\u1ed9 suy gi\u1ea3m<\/th>\n<\/tr>\n<\/thead>\n \n Pin ti\u00eau chu\u1ea9n<\/td>\n 0,5 \u2013 0,8%\/n\u0103m<\/td>\n<\/tr>\n \n Mono PERC cao c\u1ea5p<\/td>\n 0,4 \u2013 0,5%\/n\u0103m<\/td>\n<\/tr>\n \n TOPCon<\/td>\n 0,3 \u2013 0,4%\/n\u0103m<\/td>\n<\/tr>\n \n HJT \/ N-Type<\/td>\n kho\u1ea3ng 0,3%\/n\u0103m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n \n
\nC\u00e1ch t\u00ednh l\u01b0\u1ee3ng \u0111i\u1ec7n (kWh) m\u1ea5t theo th\u1eddi gian<\/h1>\n
B\u01b0\u1edbc 1<\/h3>\n
\nB\u01b0\u1edbc 2<\/h3>\n
\nB\u01b0\u1edbc 3<\/h3>\n
\nB\u01b0\u1edbc 4<\/h3>\n
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\nV\u00ed d\u1ee5 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi 5 kW<\/h1>\n
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\nNh\u1eefng y\u1ebfu t\u1ed1 l\u00e0m t\u1ea5m pin xu\u1ed1ng c\u1ea5p nhanh h\u01a1n<\/h1>\n
1. Nhi\u1ec7t \u0111\u1ed9 cao<\/h2>\n
\n2. Tia UV<\/h2>\n
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\n3. B\u1ee5i b\u1ea9n v\u00e0 \u00f4 nhi\u1ec5m<\/h2>\n
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\n4. Ch\u1ea5t l\u01b0\u1ee3ng t\u1ea5m pin<\/h2>\n
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\n5. Ch\u1ea5t l\u01b0\u1ee3ng l\u1eafp \u0111\u1eb7t<\/h2>\n
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\nL\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd t\u1ea5m pin?<\/h1>\n
V\u1ec7 sinh \u0111\u1ecbnh k\u1ef3<\/h2>\n
\nKi\u1ec3m tra h\u1ec7 th\u1ed1ng th\u01b0\u1eddng xuy\u00ean<\/h2>\n
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\n\u0110\u1ea3m b\u1ea3o th\u00f4ng gi\u00f3<\/h2>\n
\nH\u1ea1n ch\u1ebf b\u00f3ng che<\/h2>\n
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\nS\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ch\u1ea5t l\u01b0\u1ee3ng<\/h2>\n
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\nV\u00ec sao c\u1ea7n t\u00ednh to\u00e1n suy gi\u1ea3m hi\u1ec7u su\u1ea5t?<\/h1>\n
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\nK\u1ebft lu\u1eadn<\/h1>\n
\nC\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/h1>\n
1. T\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 b\u1ecb gi\u1ea3m hi\u1ec7u su\u1ea5t theo th\u1eddi gian kh\u00f4ng?<\/h3>\n