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<\/h1>\n<\/h1>\nL\u1eafp t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u00e1c h\u01b0\u1edbng c\u00f9ng 1 chu\u1ed7i<\/strong> l\u00e0 v\u1ea5n \u0111\u1ec1 nhi\u1ec1u gia \u0111\u00ecnh v\u00e0 \u0111\u01a1n v\u1ecb thi c\u00f4ng g\u1eb7p ph\u1ea3i khi m\u00e1i nh\u00e0 c\u00f3 nhi\u1ec1u m\u1eb7t nghi\u00eang. V\u1ec1 k\u1ef9 thu\u1eadt, vi\u1ec7c \u0111\u1ea5u c\u00e1c t\u1ea5m pin kh\u00e1c h\u01b0\u1edbng v\u00e0o c\u00f9ng m\u1ed9t chu\u1ed7i v\u1eabn c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n. Tuy nhi\u00ean, c\u00e1ch l\u1eafp n\u00e0y th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb n\u1ebfu h\u1ec7 th\u1ed1ng d\u00f9ng inverter chu\u1ed7i th\u00f4ng th\u01b0\u1eddng, v\u00ec c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n c\u1ee7a to\u00e0n h\u1ec7 th\u1ed1ng.<\/p>\n Khi c\u00e1c t\u1ea5m pin \u0111\u01b0\u1ee3c \u0111\u1ea5u n\u1ed1i ti\u1ebfp trong c\u00f9ng m\u1ed9t chu\u1ed7i, d\u00f2ng \u0111i\u1ec7n c\u1ee7a c\u1ea3 chu\u1ed7i s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi t\u1ea5m c\u00f3 hi\u1ec7u su\u1ea5t th\u1ea5p nh\u1ea5t. N\u1ebfu m\u1ed9t nh\u00f3m t\u1ea5m quay h\u01b0\u1edbng \u0110\u00f4ng v\u00e0 nh\u00f3m c\u00f2n l\u1ea1i quay h\u01b0\u1edbng T\u00e2y, c\u01b0\u1eddng \u0111\u1ed9 n\u1eafng nh\u1eadn \u0111\u01b0\u1ee3c \u1edf t\u1eebng th\u1eddi \u0111i\u1ec3m s\u1ebd kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra hi\u1ec7n t\u01b0\u1ee3ng mismatch<\/strong>, khi\u1ebfn inverter kh\u00f3 b\u00e1m \u0111i\u1ec3m c\u00f4ng su\u1ea5t t\u1ed1i \u01b0u.<\/p>\n Trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi, c\u00e1c t\u1ea5m pin trong c\u00f9ng m\u1ed9t chu\u1ed7i n\u00ean c\u00f3 \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng \u0111\u1ed3ng. C\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng g\u1ed3m:<\/p>\n Khi c\u00e1c t\u1ea5m pin kh\u00e1c h\u01b0\u1edbng nh\u01b0ng v\u1eabn \u0111\u1ea5u chung m\u1ed9t chu\u1ed7i, m\u1ed7i nh\u00f3m t\u1ea5m s\u1ebd nh\u1eadn n\u1eafng kh\u00e1c nhau trong ng\u00e0y.<\/p>\n V\u00ed d\u1ee5:<\/p>\n Do c\u00e1c t\u1ea5m n\u1ed1i ti\u1ebfp ph\u1ea3i ch\u1ea1y c\u00f9ng d\u00f2ng \u0111i\u1ec7n, nh\u00f3m t\u1ea5m y\u1ebfu h\u01a1n s\u1ebd k\u00e9o gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a c\u1ea3 chu\u1ed7i. K\u1ebft qu\u1ea3 l\u00e0 h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u1ea1t s\u1ea3n l\u01b0\u1ee3ng t\u1ed1i \u01b0u.<\/p>\n Kh\u00f4ng ph\u1ea3i m\u1ecdi tr\u01b0\u1eddng h\u1ee3p kh\u00e1c h\u01b0\u1edbng \u0111\u1ec1u b\u1eaft bu\u1ed9c ph\u1ea3i t\u00e1ch chu\u1ed7i. B\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc \u0111\u1ea5u chung n\u1ebfu m\u1ee9c l\u1ec7ch h\u01b0\u1edbng nh\u1ecf v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00e1i t\u01b0\u01a1ng \u0111\u1ed1i gi\u1ed1ng nhau.<\/p>\n N\u1ebfu m\u00e1i nh\u00e0 c\u00f3 2 h\u01b0\u1edbng r\u00f5 r\u1ec7t, c\u00e1ch l\u00e0m t\u1ed1t nh\u1ea5t l\u00e0 t\u00e1ch chu\u1ed7i theo t\u1eebng h\u01b0\u1edbng m\u00e1i<\/strong>.<\/p>\n V\u00ed d\u1ee5:<\/p>\n C\u00e1ch \u0111\u1ea5u n\u00e0y gi\u00fap t\u1eebng nh\u00f3m t\u1ea5m pin ho\u1ea1t \u0111\u1ed9ng theo \u0111i\u1ec1u ki\u1ec7n n\u1eafng ri\u00eang. Inverter c\u00f3 th\u1ec3 b\u00e1m \u0111i\u1ec3m c\u00f4ng su\u1ea5t t\u1ed1i \u01b0u t\u1ed1t h\u01a1n, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1ea1o ra.<\/p>\n N\u1ebfu h\u1ec7 th\u1ed1ng ch\u1ec9 c\u00f3 inverter 1 MPPT, b\u1ea1n kh\u00f4ng n\u00ean v\u1ed9i \u0111\u1ea5u t\u1ea5t c\u1ea3 t\u1ea5m pin kh\u00e1c h\u01b0\u1edbng v\u00e0o c\u00f9ng m\u1ed9t chu\u1ed7i. Thay v\u00e0o \u0111\u00f3, n\u00ean c\u00e2n nh\u1eafc c\u00e1c ph\u01b0\u01a1ng \u00e1n sau:<\/p>\n Trong \u0111\u00f3, inverter c\u00f3 nhi\u1ec1u MPPT l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho c\u00e1c c\u00f4ng tr\u00ecnh d\u00e2n d\u1ee5ng c\u00f3 m\u00e1i \u0110\u00f4ng – T\u00e2y ho\u1eb7c m\u00e1i nhi\u1ec1u m\u1eb7t nghi\u00eang.<\/p>\n Optimizer v\u00e0 microinverter gi\u00fap gi\u1ea3m \u1ea3nh h\u01b0\u1edfng gi\u1eefa c\u00e1c t\u1ea5m pin trong c\u00f9ng h\u1ec7 th\u1ed1ng.<\/p>\n Optimizer \u0111\u01b0\u1ee3c g\u1eafn cho t\u1eebng t\u1ea5m ho\u1eb7c t\u1eebng nh\u00f3m t\u1ea5m. Thi\u1ebft b\u1ecb n\u00e0y gi\u00fap t\u1eebng t\u1ea5m ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n khi g\u1eb7p c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0:<\/p>\n Microinverter cho ph\u00e9p m\u1ed7i t\u1ea5m pin ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp. \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi m\u00e1i ph\u1ee9c t\u1ea1p, nhi\u1ec1u h\u01b0\u1edbng, nhi\u1ec1u v\u00f9ng b\u00f3ng che. Tuy nhi\u00ean, chi ph\u00ed \u0111\u1ea7u t\u01b0 th\u01b0\u1eddng cao h\u01a1n so v\u1edbi inverter chu\u1ed7i th\u00f4ng th\u01b0\u1eddng.<\/p>\n M\u1ed9t s\u1ed1 l\u1ed7i ph\u1ed5 bi\u1ebfn khi thi c\u00f4ng g\u1ed3m:<\/p>\n Nh\u1eefng l\u1ed7i n\u00e0y c\u00f3 th\u1ec3 l\u00e0m h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng k\u00e9m h\u01a1n k\u1ef3 v\u1ecdng, nh\u1ea5t l\u00e0 v\u00e0o bu\u1ed5i s\u00e1ng v\u00e0 bu\u1ed5i chi\u1ec1u.<\/p>\n Kh\u00f4ng n\u00ean l\u1eafp t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u00e1c h\u01b0\u1edbng c\u00f9ng 1 chu\u1ed7i<\/strong> n\u1ebfu d\u00f9ng inverter chu\u1ed7i th\u00f4ng th\u01b0\u1eddng. C\u00e1ch l\u00e0m \u0111\u00fang l\u00e0 t\u00e1ch c\u00e1c t\u1ea5m pin theo t\u1eebng h\u01b0\u1edbng m\u00e1i v\u00e0 \u0111\u01b0a v\u00e0o t\u1eebng MPPT ri\u00eang.<\/p>\n Ch\u1ec9 n\u00ean \u0111\u1ea5u chung khi:<\/p>\n1. V\u00ec sao kh\u00f4ng n\u00ean \u0111\u1ea5u t\u1ea5m pin kh\u00e1c h\u01b0\u1edbng c\u00f9ng 1 chu\u1ed7i?<\/h2>\n
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2. Tr\u01b0\u1eddng h\u1ee3p n\u00e0o c\u00f3 th\u1ec3 \u0111\u1ea5u chung 1 chu\u1ed7i?<\/h2>\n
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\n \nTr\u01b0\u1eddng h\u1ee3p l\u1eafp \u0111\u1eb7t<\/th>\n C\u00f3 n\u00ean \u0111\u1ea5u c\u00f9ng 1 chu\u1ed7i?<\/th>\n Nh\u1eadn x\u00e9t<\/th>\n<\/tr>\n<\/thead>\n \n C\u00e1c t\u1ea5m c\u00f9ng h\u01b0\u1edbng, c\u00f9ng \u0111\u1ed9 nghi\u00eang<\/td>\n C\u00f3<\/td>\n Ph\u00f9 h\u1ee3p nh\u1ea5t cho inverter chu\u1ed7i<\/td>\n<\/tr>\n \n Kh\u00e1c h\u01b0\u1edbng nh\u1eb9, l\u1ec7ch \u00edt \u0111\u1ed9<\/td>\n C\u00f3 th\u1ec3<\/td>\n C\u1ea7n t\u00ednh to\u00e1n k\u1ef9 \u0111\u1ec3 tr\u00e1nh m\u1ea5t s\u1ea3n l\u01b0\u1ee3ng<\/td>\n<\/tr>\n \n \u0110\u00f4ng + T\u00e2y trong c\u00f9ng 1 chu\u1ed7i<\/td>\n Kh\u00f4ng n\u00ean<\/td>\n D\u1ec5 g\u00e2y mismatch, inverter kh\u00f3 t\u1ed1i \u01b0u<\/td>\n<\/tr>\n \n Kh\u00e1c h\u01b0\u1edbng nh\u01b0ng d\u00f9ng optimizer<\/td>\n C\u00f3 th\u1ec3<\/td>\n M\u1ed7i t\u1ea5m \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u ri\u00eang<\/td>\n<\/tr>\n \n D\u00f9ng microinverter<\/td>\n \u0110\u01b0\u1ee3c<\/td>\n M\u1ed7i t\u1ea5m ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp<\/td>\n<\/tr>\n \n Inverter c\u00f3 t\u1eeb 2 MPPT tr\u1edf l\u00ean<\/td>\n N\u00ean t\u00e1ch h\u01b0\u1edbng<\/td>\n M\u1ed7i h\u01b0\u1edbng \u0111\u01b0a v\u00e0o m\u1ed9t MPPT ri\u00eang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n 3. C\u00e1ch l\u1eafp \u0111\u00fang khi m\u00e1i c\u00f3 nhi\u1ec1u h\u01b0\u1edbng<\/h2>\n
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4. N\u1ebfu inverter ch\u1ec9 c\u00f3 1 MPPT th\u00ec n\u00ean l\u00e0m g\u00ec?<\/h2>\n
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5. D\u00f9ng optimizer ho\u1eb7c microinverter c\u00f3 l\u1ee3i g\u00ec?<\/h2>\n
D\u00f9ng optimizer<\/h3>\n
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D\u00f9ng microinverter<\/h3>\n
6. Sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p khi l\u1eafp pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi kh\u00e1c h\u01b0\u1edbng<\/h2>\n
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7. K\u1ebft lu\u1eadn: C\u00f3 n\u00ean l\u1eafp t\u1ea5m pin kh\u00e1c h\u01b0\u1edbng c\u00f9ng 1 chu\u1ed7i kh\u00f4ng?<\/h2>\n