{"id":16302,"date":"2026-10-28T10:02:57","date_gmt":"2026-10-28T10:02:57","guid":{"rendered":"https:\/\/essfuse.com\/?p=16302"},"modified":"2026-10-30T05:18:27","modified_gmt":"2026-10-30T05:18:27","slug":"energy-storage-fuse-design-and-usage-guide","status":"publish","type":"post","link":"https:\/\/essfuse.com\/vi\/energy-storage-fuse-design-and-usage-guide\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf v\u00e0 s\u1eed d\u1ee5ng c\u1ea7u ch\u00ec cho h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng: B\u1ea3o v\u1ec7 DC cho h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin."},"content":{"rendered":"

H\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng b\u1eb1ng pin (BESS\/ESS) \u0111ang \u0111\u01b0\u1ee3c tri\u1ec3n khai nhanh ch\u00f3ng trong c\u00e1c d\u1ef1 \u00e1n l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng d\u1ea1ng container, l\u01b0u tr\u1eef th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u00f4ng nghi\u1ec7p, c\u0169ng nh\u01b0 l\u01b0u tr\u1eef d\u00e2n d\u1ee5ng. An to\u00e0n ph\u00eda DC v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng, nh\u00e0 th\u1ea7u EPC v\u00e0 ch\u1ee7 s\u1edf h\u1eefu t\u00e0i s\u1ea3n.
C\u00e1i c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng <\/a><\/strong>N\u00f3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t r\u00e0o c\u1ea3n b\u1ea3o v\u1ec7 v\u1eadt l\u00fd th\u1ee5 \u0111\u1ed9ng cu\u1ed1i c\u00f9ng cho c\u00e1c c\u1ee5m pin lithium. Tuy nhi\u00ean, nhi\u1ec1u k\u1ef9 s\u01b0 sao ch\u00e9p logic l\u1ef1a ch\u1ecdn c\u1ea7u ch\u00ec PV ho\u1eb7c ch\u1ec9 ki\u1ec3m tra \u0111\u1ecbnh m\u1ee9c d\u00f2ng \u0111i\u1ec7n. Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u1ea7u ch\u00ec kh\u00f4ng ph\u00f9 h\u1ee3p d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng ng\u1eaft m\u1ea1ch kh\u00f4ng c\u1ea7n thi\u1ebft, kh\u00f4ng kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c l\u1ed7i DC, qu\u00e1 nhi\u1ec7t v\u00e0 th\u1eadm ch\u00ed g\u00e2y ch\u00e1y khoang ch\u1ee9a n\u0103ng l\u01b0\u1ee3ng.
C\u00e1c m\u1ea3ng quang \u0111i\u1ec7n l\u00e0 ngu\u1ed3n \u0111i\u1ec7n gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n, trong khi c\u00e1c b\u1ed9 pin lithium l\u00e0 ngu\u1ed3n \u0111i\u1ec7n c\u00f3 \u0111i\u1ec7n tr\u1edf trong th\u1ea5p v\u00e0 n\u0103ng l\u01b0\u1ee3ng ng\u1eafn m\u1ea1ch cao. Trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1, m\u1ed9t c\u1ee5m pin c\u00f3 th\u1ec3 gi\u1ea3i ph\u00f3ng d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch DC l\u00ean \u0111\u1ebfn h\u00e0ng ch\u1ee5c kA. Do kh\u00f4ng c\u00f3 \u0111i\u1ec3m kh\u00f4ng d\u00f2ng \u0111i\u1ec7n t\u1ef1 nhi\u00ean, vi\u1ec7c d\u1eadp t\u1eaft h\u1ed3 quang DC kh\u00f3 h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c ng\u1eaft d\u00f2ng \u0111i\u1ec7n AC. \u0110\u1eb7c \u0111i\u1ec3m \u0111\u1ed9c \u0111\u00e1o n\u00e0y \u0111\u00f2i h\u1ecfi c\u00e1c quy t\u1eafc thi\u1ebft k\u1ebf, l\u1ef1a ch\u1ecdn, l\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec ri\u00eang bi\u1ec7t cho c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng.
H\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf v\u00e0 s\u1eed d\u1ee5ng c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng n\u00e0y bao g\u1ed3m c\u00e1c v\u1ecb tr\u00ed c\u1ea7u ch\u00ec \u0111i\u1ec3n h\u00ecnh, c\u00e1c th\u00f4ng s\u1ed1 \u0111i\u1ec7n c\u1ed1t l\u00f5i, quy tr\u00ecnh l\u1ef1a ch\u1ecdn t\u1eebng b\u01b0\u1edbc, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t t\u1ed1t nh\u1ea5t, nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1c quy t\u1eafc ph\u1ed1i h\u1ee3p b\u1ea3o v\u1ec7 cho h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 DC c\u1ee7a BESS.
V\u1ecb tr\u00ed \u0111\u1eb7t c\u1ea7u ch\u00ec \u0111i\u1ec3n h\u00ecnh trong h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin.
C\u1ea7u ch\u00ec t\u00edch tr\u1eef n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a b\u1eb1ng m\u1ed9t m\u1eabu duy nh\u1ea5t cho t\u1ea5t c\u1ea3 c\u00e1c v\u1ecb tr\u00ed. N\u0103ng l\u01b0\u1ee3ng s\u1ef1 c\u1ed1 v\u00e0 d\u00f2ng \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c thay \u0111\u1ed5i r\u1ea5t nhi\u1ec1u t\u1ea1i c\u00e1c \u0111i\u1ec3m b\u1ea3o v\u1ec7 kh\u00e1c nhau. M\u1ed7i \u0111i\u1ec3m b\u1ea3o v\u1ec7 c\u1ea7n m\u1ed9t c\u1ea7u ch\u00ec ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m s\u1ef1 c\u1ed1 c\u1ee7a n\u00f3.
B\u1ea3o v\u1ec7 c\u1ea7u ch\u00ec c\u1ea5p m\u00f4-\u0111un\/chu\u1ed7i
C\u00e1c c\u1ea7u ch\u00ec \u1edf \u0111\u1ea7u ra c\u1ee7a m\u00f4-\u0111un pin s\u1ebd c\u00e1ch ly chu\u1ed7i pin b\u1ecb l\u1ed7i v\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 lan truy\u1ec1n l\u1ed7i sang to\u00e0n b\u1ed9 c\u1ee5m pin. C\u00e1c c\u1ea7u ch\u00ec n\u00e0y c\u00f3 \u0111\u1ecbnh m\u1ee9c d\u00f2ng \u0111i\u1ec7n th\u1ea5p h\u01a1n v\u00e0 c\u1ea7n x\u1eed l\u00fd c\u1ea3 s\u1ef1 c\u1ed1 qu\u00e1 t\u1ea3i v\u00e0 ng\u1eafn m\u1ea1ch. Ch\u00fang th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u00f9ng v\u1edbi m\u1ea1ch logic c\u1ea3nh b\u00e1o c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (BMS).
C\u1ea7u ch\u00ec \u0111\u1ea7u ra c\u1ee5m\/gi\u00e1 \u0111\u1ee1 \u1eafc quy (\u0110i\u1ec3m r\u1ee7i ro cao nh\u1ea5t)
\u0110\u00e2y l\u00e0 b\u1ed9 ph\u1eadn b\u1ea3o v\u1ec7 quan tr\u1ecdng nh\u1ea5t b\u00ean trong h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng (ESS) d\u1ea1ng container. \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng t\u1eeb 750VDC \u0111\u1ebfn 1500VDC, v\u1edbi d\u00f2ng \u0111i\u1ec7n t\u1eeb 200A \u0111\u1ebfn 800A. D\u00f2ng ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1eeb 20kA \u0111\u1ebfn 100kA t\u1ea1i v\u1ecb tr\u00ed n\u00e0y. C\u00e1c k\u1ef9 s\u01b0 n\u00ean ch\u1ecdn c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng lo\u1ea1i vu\u00f4ng g\u1eafn b\u1eb1ng bu l\u00f4ng v\u1edbi c\u00e1c lo\u1ea1i s\u1eed d\u1ee5ng gBat, gR ho\u1eb7c aR. N\u00ean ch\u1ecdn c\u00e1c m\u1eabu c\u00f3 ch\u1ec9 b\u00e1o c\u00f4ng t\u1eafc vi m\u00f4 \u0111\u1ec3 g\u1eedi t\u00edn hi\u1ec7u tr\u1ea1ng th\u00e1i c\u1ea7u ch\u00ec \u0111\u1ebfn h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u00f2a nh\u00e0 (BMS) v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n gi\u00e1m s\u00e1t (SCADA) \u0111\u1ec3 nh\u1eadn di\u1ec7n l\u1ed7i t\u1eeb xa.
B\u1ea3o v\u1ec7 thanh c\u00e1i c\u1ee7a b\u1ed9 k\u1ebft h\u1ee3p DC
Sau khi nhi\u1ec1u c\u1ee5m pin \u0111\u01b0\u1ee3c m\u1eafc song song, thanh d\u1eabn c\u1ee7a b\u1ed9 k\u1ebft h\u1ee3p s\u1ebd mang n\u0103ng l\u01b0\u1ee3ng ng\u1eafn m\u1ea1ch t\u00edch l\u0169y t\u1eeb t\u1ea5t c\u1ea3 c\u00e1c c\u1ee5m \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i. C\u00e1c nh\u00e0 thi\u1ebft k\u1ebf ph\u1ea3i t\u00ednh to\u00e1n d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn t\u1ea1i v\u1ecb tr\u00ed thanh d\u1eabn n\u00e0y thay v\u00ec ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 c\u1ed9ng t\u1ed5ng c\u00e1c d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c.
B\u1ea3o v\u1ec7 \u0111\u1ea7u v\u00e0o DC PCS
C\u1ea7u ch\u00ec \u1edf ph\u00eda DC c\u1ee7a h\u1ec7 th\u1ed1ng chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n b\u1ea3o v\u1ec7 c\u00e1c IGBT v\u00e0 t\u1ee5 \u0111i\u1ec7n li\u00ean k\u1ebft DC. C\u00e1c lo\u1ea1i c\u1ea7u ch\u00ec b\u00e1n d\u1eabn t\u1ed1c \u0111\u1ed9 cao gR ho\u1eb7c aR \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf \u0111\u00e2y. N\u0103ng l\u01b0\u1ee3ng I\u00b2t truy\u1ec1n qua ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng ch\u1ea5t b\u00e1n d\u1eabn tr\u01b0\u1edbc khi c\u1ea7u ch\u00ec ng\u1eaft m\u1ea1ch.
Nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i: \u0110\u1eb7t c\u1ea7u ch\u00ec c\u00e0ng g\u1ea7n ngu\u1ed3n s\u1ef1 c\u1ed1 c\u00e0ng t\u1ed1t. Khi x\u1ea3y ra s\u1ef1 c\u1ed1, ch\u1ec9 c\u00f3 b\u1ed9 ph\u1eadn b\u1ecb l\u1ed7i nh\u1ecf nh\u1ea5t b\u1ecb c\u00e1ch ly, v\u00e0 ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a tr\u1ea1m l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng, tr\u00e1nh vi\u1ec7c to\u00e0n b\u1ed9 tr\u1ea1m ph\u1ea3i ng\u1eebng ho\u1ea1t \u0111\u1ed9ng do m\u1ed9t \u0111i\u1ec3m l\u1ed7i duy nh\u1ea5t.
C\u00e1c th\u00f4ng s\u1ed1 thi\u1ebft k\u1ebf ch\u00ednh cho c\u1ea7u ch\u00ec DC l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng
H\u1ea7u h\u1ebft c\u00e1c k\u1ef9 s\u01b0 ch\u1ec9 ki\u1ec3m tra \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n. Trong c\u00e1c \u1ee9ng d\u1ee5ng BESS, kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch, lo\u1ea1i s\u1eed d\u1ee5ng, n\u0103ng l\u01b0\u1ee3ng truy\u1ec1n qua I\u00b2t v\u00e0 h\u1eb1ng s\u1ed1 th\u1eddi gian L\/R quy\u1ebft \u0111\u1ecbnh xem h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 c\u00f3 ho\u1ea1t \u0111\u1ed9ng an to\u00e0n hay kh\u00f4ng.
\u0110i\u1ec7n \u00e1p DC \u0111\u1ecbnh m\u1ee9c (Vdc)
Quy t\u1eafc: \u0110i\u1ec7n \u00e1p DC \u0111\u1ecbnh m\u1ee9c c\u1ee7a c\u1ea7u ch\u00ec ph\u1ea3i b\u1eb1ng ho\u1eb7c cao h\u01a1n \u0111i\u1ec7n \u00e1p... \u0111i\u1ec7n \u00e1p ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a<\/strong> \u0110i\u1ec7n \u00e1p c\u1ee7a m\u1ea1ch, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c c\u1ee7a h\u1ec7 th\u1ed1ng. \u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng 1500V, \u0111i\u1ec7n \u00e1p c\u1ee7a pin khi s\u1ea1c \u0111\u1ea7y cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi gi\u00e1 tr\u1ecb \u0111\u1ecbnh m\u1ee9c. Lu\u00f4n ch\u1ecdn c\u1ea7u ch\u00ec \u0111\u1ecbnh m\u1ee9c 1500VDC cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u01b0 v\u1eady.
\u26a0\ufe0f C\u1ea3nh b\u00e1o nghi\u00eam tr\u1ecdng: \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c c\u1ee7a c\u1ea7u ch\u00ec AC kh\u00f4ng th\u1ec3 chuy\u1ec3n \u0111\u1ed5i \u0111\u1ec3 s\u1eed d\u1ee5ng cho d\u00f2ng \u0111i\u1ec7n DC. H\u1ed3 quang AC s\u1ebd t\u1eaft khi d\u00f2ng \u0111i\u1ec7n \u0111i qua \u0111i\u1ec3m 0. H\u1ed3 quang DC s\u1ebd ti\u1ebfp t\u1ee5c t\u1ed3n t\u1ea1i m\u00e0 kh\u00f4ng c\u1ea7n \u0111i qua \u0111i\u1ec3m 0. Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea7u ch\u00ec AC trong m\u1ea1ch l\u01b0u tr\u1eef DC c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u1ed3 quang k\u00e9o d\u00e0i, ch\u00e1y gi\u00e1 \u0111\u1ee1 c\u1ea7u ch\u00ec v\u00e0 g\u00e2y ch\u00e1y n\u1ed5.
D\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c li\u00ean t\u1ee5c (In)
Pin lithium tr\u1ea3i qua chu k\u1ef3 s\u1ea1c v\u00e0 x\u1ea3 th\u01b0\u1eddng xuy\u00ean v\u1edbi d\u00f2ng \u0111i\u1ec7n dao \u0111\u1ed9ng v\u00e0 xung kh\u1edfi \u0111\u1ed9ng. Vi\u1ec7c ch\u1ec9 ch\u1ecdn c\u1ea7u ch\u00ec d\u1ef1a tr\u00ean d\u00f2ng \u0111i\u1ec7n v\u00f2ng \u0111\u1ecbnh m\u1ee9c s\u1ebd g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng n\u1ed5 c\u1ea7u ch\u00ec kh\u00f4ng c\u1ea7n thi\u1ebft th\u01b0\u1eddng xuy\u00ean.
Theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt th\u00f4ng th\u01b0\u1eddng: Ch\u1ecdn c\u1ea7u ch\u00ec c\u00f3 d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c l\u00e0... 1,25 ~ 1,6 l\u1ea7n d\u00f2ng \u0111i\u1ec7n s\u1ea1c-x\u1ea3 li\u00ean t\u1ee5c t\u1ed1i \u0111a<\/strong>. C\u1ea7n \u00e1p d\u1ee5ng th\u00eam c\u00e1c h\u1ec7 s\u1ed1 gi\u1ea3m c\u00f4ng su\u1ea5t \u0111\u1ed1i v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh, th\u00f4ng gi\u00f3 k\u00e9m v\u00e0 l\u1eafp \u0111\u1eb7t song song.
L\u01b0u \u00fd khi m\u1eafc song song: Khi m\u1eafc nhi\u1ec1u c\u1ea7u ch\u00ec song song \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c d\u00f2ng \u0111i\u1ec7n cao h\u01a1n, \u0111i\u1ec7n tr\u1edf trong \u1ed5n \u0111\u1ecbnh v\u00e0 tr\u1edf kh\u00e1ng d\u00e2y d\u1eabn c\u00e2n b\u1eb1ng l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c. T\u1ed5ng kh\u1ea3 n\u0103ng ch\u1ecbu d\u00f2ng \u0111i\u1ec7n kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ph\u00e9p nh\u00e2n \u0111\u01a1n gi\u1ea3n. Kh\u00f4ng \u0111\u01b0\u1ee3c m\u1eafc song song qu\u00e1 4 c\u1ea7u ch\u00ec trong m\u1ed9t m\u1ea1ch \u0111i\u1ec7n.
Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u1ecbnh m\u1ee9c
Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch x\u00e1c \u0111\u1ecbnh d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch t\u1ed1i \u0111a m\u00e0 c\u1ea7u ch\u00ec c\u00f3 th\u1ec3 ng\u1eaft m\u1ed9t c\u00e1ch an to\u00e0n. Gi\u00e1 tr\u1ecb n\u00e0y ph\u1ea3i cao h\u01a1n d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n t\u1ea1i \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t. Trong h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng d\u1ea1ng container l\u1edbn, d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch c\u1ee7a c\u1ee5m th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 30kA \u0111\u1ebfn 80kA. Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch kh\u00f4ng \u0111\u1ee7 d\u1eabn \u0111\u1ebfn v\u1ee1 th\u00e2n c\u1ea7u ch\u00ec v\u00e0 ph\u00f3ng h\u1ed3 quang trong qu\u00e1 tr\u00ecnh x\u1ea3y ra s\u1ef1 c\u1ed1.
L\u01b0u \u00fd quan tr\u1ecdng: Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch DC \u0111\u01b0\u1ee3c ghi tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ki\u1ec3m tra d\u01b0\u1edbi h\u1eb1ng s\u1ed1 th\u1eddi gian L\/R x\u00e1c \u0111\u1ecbnh. C\u00e1p DC v\u00e0 thanh \u0111\u1ed3ng c\u1ee7a h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin (BESS) t\u1ea1o ra \u0111\u1ed9 t\u1ef1 c\u1ea3m l\u1edbn h\u01a1n v\u00e0 th\u1eddi gian L\/R d\u00e0i h\u01a1n so v\u1edbi m\u1ea1ch quang \u0111i\u1ec7n (PV). Hi\u1ec7u su\u1ea5t ng\u1eaft m\u1ea1ch th\u1ef1c t\u1ebf s\u1ebd gi\u1ea3m n\u1ebfu th\u1eddi gian L\/R t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng v\u01b0\u1ee3t qu\u00e1 \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m. Lu\u00f4n lu\u00f4n ki\u1ec3m tra \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.
N\u0103ng l\u01b0\u1ee3ng truy\u1ec1n qua
I\u00b2t bi\u1ec3u th\u1ecb n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t truy\u1ec1n qua m\u1ea1ch t\u1eeb khi b\u1eaft \u0111\u1ea7u s\u1ef1 c\u1ed1 \u0111\u1ebfn khi h\u1ed3 quang t\u1eaft ho\u00e0n to\u00e0n. Pin lithium, thanh d\u1eabn \u0111\u1ed3ng v\u00e0 ch\u1ea5t b\u00e1n d\u1eabn c\u00f4ng su\u1ea5t PCS \u0111\u1ec1u c\u00f3 gi\u1edbi h\u1ea1n I\u00b2t ch\u1ecbu \u0111\u1ef1ng t\u1ed1i \u0111a. T\u1ed5ng I\u00b2t truy\u1ec1n qua c\u1ea7u ch\u00ec ph\u1ea3i th\u1ea5p h\u01a1n I\u00b2t ch\u1ecbu \u0111\u1ef1ng c\u1ee7a linh ki\u1ec7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7. Ngay c\u1ea3 khi c\u1ea7u ch\u00ec n\u1ed5 th\u00e0nh c\u00f4ng, I\u00b2t qu\u00e1 m\u1ee9c c\u0169ng c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng pin ho\u1eb7c c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t, khi\u1ebfn vi\u1ec7c b\u1ea3o v\u1ec7 tr\u1edf n\u00ean kh\u00f4ng hi\u1ec7u qu\u1ea3.
Ph\u00e2n lo\u1ea1i m\u1ee9c \u0111\u1ed9 s\u1eed d\u1ee5ng theo ti\u00eau chu\u1ea9n IEC 60269
C\u00e1c lo\u1ea1i h\u00ecnh l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn:
gBat<\/strong>: H\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n chuy\u00ean d\u1ee5ng cho h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin, bao g\u1ed3m b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i v\u00e0 ng\u1eafn m\u1ea1ch; th\u00edch h\u1ee3p cho vi\u1ec7c b\u1ea3o v\u1ec7 gi\u00e1 \u0111\u1ee1 v\u00e0 c\u1ee5m pin.
gR<\/strong>C\u1ea7u ch\u00ec b\u1ea3o v\u1ec7 b\u00e1n d\u1eabn \u0111a n\u0103ng cho c\u00e1c s\u1ef1 c\u1ed1 qu\u00e1 t\u1ea3i v\u00e0 ng\u1eafn m\u1ea1ch.
AR<\/strong>C\u1ea7u ch\u00ec t\u1ed1c \u0111\u1ed9 cao ph\u1ea1m vi gi\u1edbi h\u1ea1n, t\u1ed1i \u01b0u h\u00f3a ch\u1ec9 cho ng\u1eafn m\u1ea1ch. Ph\u1ea3n h\u1ed3i ch\u1eadm \u0111\u1ed1i v\u1edbi qu\u00e1 t\u1ea3i bi\u00ean \u0111\u1ed9 th\u1ea5p. Kh\u00f4ng th\u00edch h\u1ee3p l\u00e0m thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ch\u00ednh \u0111\u1ed9c l\u1eadp cho c\u1ee5m pin; th\u00edch h\u1ee3p cho b\u1ea3o v\u1ec7 ph\u00eda b\u00e1n d\u1eabn c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed5i \u0111i\u1ec7n \u00e1p (PCS).
\u274c L\u1ea1m d\u1ee5ng th\u01b0\u1eddng g\u1eb7p: S\u1eed d\u1ee5ng c\u1ea7u ch\u00ec gPV PV \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ee5m pin. C\u1ea7u ch\u00ec gPV \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho d\u00f2ng ng\u1eafn m\u1ea1ch h\u1ea1n ch\u1ebf t\u1eeb c\u00e1c m\u00f4-\u0111un PV. Ch\u00fang kh\u00f4ng th\u1ec3 ng\u1eaft d\u00f2ng ng\u1eafn m\u1ea1ch n\u0103ng l\u01b0\u1ee3ng cao do pin lithium gi\u1ea3i ph\u00f3ng m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady.
C\u00f4ng t\u1eafc vi m\u1ea1ch b\u00e1o hi\u1ec7u t\u0103ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 c\u1ea7u ch\u00ec
C\u1ea7u ch\u00ec b\u1eaft v\u00edt c\u00f3 d\u00f2ng \u0111i\u1ec7n cao t\u1ea1o ra nhi\u1ec7t li\u00ean t\u1ee5c d\u01b0\u1edbi t\u1ea3i \u0111\u1ecbnh m\u1ee9c. Ki\u1ec3m tra d\u1eef li\u1ec7u t\u0103ng nhi\u1ec7t \u0111\u1ed9 \u0111\u1ea7u n\u1ed1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o nhi\u1ec7t \u0111\u1ed9 k\u1ebft n\u1ed1i n\u1eb1m trong gi\u1edbi h\u1ea1n cho ph\u00e9p (th\u01b0\u1eddng \u2264105\u00b0C) nh\u1eb1m tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng l\u00e3o h\u00f3a nhanh v\u00e0 ti\u1ebfp x\u00fac l\u1ecfng l\u1ebbo. C\u00e1c nh\u00e0 m\u00e1y l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng quy m\u00f4 l\u1edbn n\u00ean ch\u1ecdn c\u1ea7u ch\u00ec c\u00f3 ch\u1ec9 b\u00e1o ng\u1eaft m\u1ea1ch b\u1eb1ng vi c\u00f4ng t\u1eafc. T\u00edn hi\u1ec7u ti\u1ebfp \u0111i\u1ec3m kh\u00f4 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u00f2a nh\u00e0 (BMS) v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n gi\u00e1m s\u00e1t (SCADA) \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb l\u1ed7i t\u1eeb xa, gi\u1ea3m thi\u1ec3u c\u00f4ng vi\u1ec7c ki\u1ec3m tra th\u1ee7 c\u00f4ng nguy hi\u1ec3m.
Quy tr\u00ecnh l\u1ef1a ch\u1ecdn c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng t\u1eebng b\u01b0\u1edbc
H\u00e3y l\u00e0m theo tr\u00ecnh t\u1ef1 k\u1ef9 thu\u1eadt n\u00e0y thay v\u00ec ch\u1ecdn tr\u1ef1c ti\u1ebfp c\u00e1c m\u1eabu c\u1ea7u ch\u00ec t\u1eeb danh m\u1ee5c s\u1ea3n ph\u1ea9m:
X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t c\u1ea7u ch\u00ec: \u1edf c\u1ea5p \u0111\u1ed9 m\u00f4-\u0111un, gi\u00e1\/c\u1ee5m pin, thanh d\u1eabn DC ho\u1eb7c \u0111\u1ea7u v\u00e0o DC c\u1ee7a PCS.
Thu th\u1eadp d\u1eef li\u1ec7u gi\u1edbi h\u1ea1n h\u1ec7 th\u1ed1ng: \u0111i\u1ec7n \u00e1p DC t\u1ed1i \u0111a v\u00e0 d\u00f2ng \u0111i\u1ec7n s\u1ea1c\/x\u1ea3 li\u00ean t\u1ee5c t\u1ed1i \u0111a.
T\u00ednh to\u00e1n d\u00f2ng ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn v\u00e0 h\u1eb1ng s\u1ed1 th\u1eddi gian L\/R c\u1ee7a m\u1ea1ch, d\u1ef1a tr\u00ean \u0111i\u1ec7n tr\u1edf trong c\u1ee7a pin, tr\u1edf kh\u00e1ng c\u1ee7a c\u00e1p v\u00e0 thanh d\u1eabn.
Ch\u1ecdn c\u1ea7u ch\u00ec c\u00f3 \u0111i\u1ec7n \u00e1p DC \u0111\u1ecbnh m\u1ee9c \u2265 \u0111i\u1ec7n \u00e1p m\u1ea1ch t\u1ed1i \u0111a.
T\u00ednh to\u00e1n d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c c\u01a1 b\u1ea3n v\u00e0 \u00e1p d\u1ee5ng c\u00e1c h\u1ec7 s\u1ed1 gi\u1ea3m c\u00f4ng su\u1ea5t do nhi\u1ec7t \u0111\u1ed9, nhi\u1ec7t dung ri\u00eang v\u00e0 song song.
Ki\u1ec3m tra xem kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch \u0111\u1ecbnh m\u1ee9c c\u00f3 l\u1edbn h\u01a1n d\u00f2ng ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn hay kh\u00f4ng v\u00e0 c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m L\/R c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t hay kh\u00f4ng.
Ch\u1ecdn \u0111\u00fang lo\u1ea1i s\u1eed d\u1ee5ng: gBat cho c\u1ee5m pin, aR cho b\u1ea3o v\u1ec7 b\u00e1n d\u1eabn PCS.
X\u00e1c nh\u1eadn r\u1eb1ng d\u00f2ng \u0111i\u1ec7n I\u00b2t cho ph\u00e9p \u0111i qua c\u1ea7u ch\u00ec th\u1ea5p h\u01a1n \u0111\u1ecbnh m\u1ee9c ch\u1ecbu \u0111\u1ef1ng I\u00b2t c\u1ee7a pin, thanh d\u1eabn v\u00e0 c\u00e1c thi\u1ebft b\u1ecb PCS.
Ki\u1ec3m tra giao di\u1ec7n c\u01a1 kh\u00ed, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a \u0111\u1ea7u n\u1ed1i bu l\u00f4ng v\u00e0 xem c\u00f3 c\u1ea7n ch\u1ec9 b\u00e1o ng\u1eaft m\u1ea1ch hay kh\u00f4ng.
Ki\u1ec3m tra to\u00e0n di\u1ec7n s\u1ef1 ph\u1ed1i h\u1ee3p b\u1ea3o v\u1ec7 gi\u1eefa c\u1ea7u ch\u00ec, h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (BMS), c\u00f4ng t\u1eafc t\u01a1 v\u00e0 m\u00e1y c\u1eaft DC \u0111\u1ec3 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng ng\u1eaft m\u1ea1ch ho\u1eb7c qu\u00e1 t\u1ea3i kh\u00f4ng mong mu\u1ed1n.
H\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t, v\u1eadn h\u00e0nh th\u1eed v\u00e0 b\u1ea3o tr\u00ec
Ngay c\u1ea3 c\u1ea7u ch\u00ec t\u00edch tr\u1eef n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u00fang c\u00e1ch c\u0169ng c\u00f3 th\u1ec3 m\u1ea5t kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 do l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u00fang c\u00e1ch. Nhi\u1ec1u s\u1ef1 c\u1ed1 x\u1ea3y ra trong th\u1ef1c t\u1ebf b\u1eaft ngu\u1ed3n t\u1eeb l\u1ed7i l\u1eafp r\u00e1p.
Ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn bu l\u00f4ng
C\u1ea7u ch\u00ec d\u00f2ng \u0111i\u1ec7n cao ki\u1ec3u bu l\u00f4ng c\u1ea7n d\u00f9ng c\u1edd l\u00ea l\u1ef1c. L\u1ef1c si\u1ebft qu\u00e1 th\u1ea5p s\u1ebd l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac v\u00e0 g\u00e2y qu\u00e1 nhi\u1ec7t, d\u1eabn \u0111\u1ebfn c\u1ea7u ch\u00ec b\u1ecb n\u1ed5 s\u1edbm v\u00e0 v\u1ecf c\u1ea7u ch\u00ec b\u1ecb ch\u1ea3y. L\u1ef1c si\u1ebft qu\u00e1 cao c\u00f3 th\u1ec3 l\u00e0m n\u1ee9t th\u00e2n s\u1ee9 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a rung \u0111\u1ed9ng. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c si\u1ebft bu l\u00f4ng b\u1eb1ng tay m\u00e0 ch\u1ec9 d\u1ef1a v\u00e0o c\u1ea3m gi\u00e1c.
Thi\u1ebft k\u1ebf nhi\u1ec7t v\u00e0 th\u00f4ng gi\u00f3
Tr\u00e1nh x\u1ebfp ch\u1ed3ng d\u00e2y c\u00e1p xung quanh c\u1ea7u ch\u00ec. Duy tr\u00ec lu\u1ed3ng kh\u00f4ng kh\u00ed th\u00edch h\u1ee3p b\u00ean trong t\u1ee7 \u0111i\u1ec7n. \u00c1p d\u1ee5ng m\u1ee9c gi\u1ea3m c\u00f4ng su\u1ea5t b\u1ed5 sung khi c\u1ea7u ch\u00ec ho\u1ea1t \u0111\u1ed9ng trong c\u00e1c ng\u0103n c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao. C\u1ea7u ch\u00ec b\u1eaft v\u00edt vu\u00f4ng \u0111\u01b0\u1ee3c g\u1eafn tr\u1ef1c ti\u1ebfp tr\u00ean thanh d\u1eabn b\u1eb1ng \u0111\u1ed3ng s\u1ebd t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c l\u1ee3i th\u1ebf c\u1ee7a thanh d\u1eabn nh\u01b0 m\u1ed9t b\u1ed9 t\u1ea3n nhi\u1ec7t, gi\u00fap hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i h\u01a1n so v\u1edbi c\u1ea7u ch\u00ec h\u00ecnh tr\u1ee5 trong c\u00e1c \u1ee9ng d\u1ee5ng d\u00f2ng \u0111i\u1ec7n cao.
Quy t\u1eafc l\u1eafp r\u00e1p song song
\u0110\u1ed1i v\u1edbi c\u1ea7u ch\u00ec m\u1eafc song song, gi\u1eef chi\u1ec1u d\u00e0i c\u00e1p v\u00e0 tr\u1edf kh\u00e1ng gi\u1ed1ng nhau. Duy tr\u00ec kho\u1ea3ng c\u00e1ch 10\u201330mm gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ec3 gi\u1ea3m s\u1ef1 gh\u00e9p n\u1ed1i nhi\u1ec7t v\u00e0 c\u00e2n b\u1eb1ng s\u1ef1 ph\u00e2n chia d\u00f2ng \u0111i\u1ec7n.
Qu\u1ea3n l\u00fd thay th\u1ebf v\u00e0 ph\u1ee5 t\u00f9ng
Tr\u01b0\u1edbc khi thay th\u1ebf c\u1ea7u ch\u00ec b\u1ecb ch\u00e1y, h\u00e3y c\u00e1ch ly m\u1ea1ch \u0111i\u1ec7n ph\u00eda tr\u00ean v\u00e0 x\u00e1c nh\u1eadn \u0111i\u1ec7n \u00e1p b\u1eb1ng kh\u00f4ng. Lu\u00f4n thay th\u1ebf b\u1eb1ng c\u1ea7u ch\u00ec c\u00f3 c\u00f9ng m\u00e3 s\u1ed1 v\u00e0 \u0111\u1ecbnh m\u1ee9c ch\u00ednh x\u00e1c. Kh\u00f4ng bao gi\u1edd thay th\u1ebf b\u1eb1ng c\u1ea7u ch\u00ec c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n cao h\u01a1n, v\u00ec \u0111i\u1ec1u n\u00e0y s\u1ebd l\u00e0m v\u00f4 hi\u1ec7u h\u00f3a h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7. H\u00e3y l\u1eadp danh s\u00e1ch c\u00e1c ph\u1ee5 t\u00f9ng thay th\u1ebf v\u00e0 tr\u00e1nh thay th\u1ebf ng\u1eabu nhi\u00ean c\u00e1c th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c nhau.
Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p trong c\u00e1c d\u1ef1 \u00e1n c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng
S\u1eed d\u1ee5ng c\u1ea7u ch\u00ec \u0111\u1ecbnh m\u1ee9c AC tr\u00ean m\u1ea1ch \u0111i\u1ec7n DC c\u1ee7a h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin (BESS)
\u1ee8ng d\u1ee5ng tr\u1ef1c ti\u1ebfp c\u1ea7u ch\u00ec gPV PV \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ee5m pin lithium.
Ch\u1ec9 ki\u1ec3m tra \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 b\u1ecf qua \u0111i\u1ec7n \u00e1p s\u1ea1c t\u1ed1i \u0111a.
L\u1ef1a ch\u1ecdn ch\u1ec9 d\u1ef1a tr\u00ean \u0111\u1ecbnh m\u1ee9c c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n m\u00e0 kh\u00f4ng ki\u1ec3m tra kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch, I\u00b2t v\u00e0 L\/R
S\u1eed d\u1ee5ng c\u1ea7u ch\u00ec aR l\u00e0m bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 \u0111\u1ed9c l\u1eadp ch\u00ednh cho gi\u00e1 \u0111\u1ee1 pin.
M\u1eafc song song c\u00e1c c\u1ea7u ch\u00ec v\u00e0 t\u00ednh t\u1ed5ng c\u00f4ng su\u1ea5t b\u1eb1ng ph\u00e9p nh\u00e2n \u0111\u01a1n gi\u1ea3n
B\u1ecf qua b\u01b0\u1edbc ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t
Thi\u1ebfu s\u1ef1 ph\u1ed1i h\u1ee3p b\u1ea3o v\u1ec7 gi\u1eefa c\u1ea7u ch\u00ec, h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (BMS) v\u00e0 c\u00f4ng t\u1eafc t\u01a1.
N\u00e2ng c\u1ea5p l\u00ean c\u1ea7u ch\u00ec c\u00f3 d\u00f2ng \u0111i\u1ec7n cao h\u01a1n trong qu\u00e1 tr\u00ecnh c\u1ea3i t\u1ea1o h\u1ec7 th\u1ed1ng t\u1ea1i ch\u1ed7 m\u00e0 kh\u00f4ng c\u1ea7n t\u00ednh to\u00e1n l\u1ea1i h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7.
Xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7 c\u1ee7a c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng
Khi ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin 1500VDC v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c n\u1ec1n t\u1ea3ng 2000VDC, c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng c\u0169ng kh\u00f4ng ng\u1eebng \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn:
\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c cao h\u01a1n v\u1edbi k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c t\u1ee7 l\u01b0u tr\u1eef d\u1ea1ng container c\u00f3 m\u1eadt \u0111\u1ed9 cao.
Gi\u00e1m s\u00e1t tr\u1ea1ng th\u00e1i c\u1ea7u ch\u00ec k\u1ef9 thu\u1eadt s\u1ed1 v\u01b0\u1ee3t xa c\u00e1c c\u00f4ng t\u1eafc vi c\u01a1 h\u1ecdc truy\u1ec1n th\u1ed1ng.
Thi\u1ebft k\u1ebf I\u00b2t th\u1ea5p \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 gi\u1ea3m \u1ee9ng su\u1ea5t nhi\u1ec7t l\u00ean c\u00e1c t\u1ebf b\u00e0o lithium v\u00e0 ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 nhi\u1ec7t.
C\u00e1c ti\u00eau chu\u1ea9n IEC v\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c gia \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt v\u1edbi h\u1ed3 s\u01a1 th\u1eed nghi\u1ec7m BESS chuy\u00ean d\u1ee5ng, t\u00e1ch bi\u1ec7t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7u ch\u00ec l\u01b0u tr\u1eef kh\u1ecfi c\u1ea7u ch\u00ec PV v\u00e0 c\u1ea7u ch\u00ec DC th\u00f4ng th\u01b0\u1eddng.
Ph\u1ea7n k\u1ebft lu\u1eadn
C\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng l\u00e0 m\u1ed9t linh ki\u1ec7n th\u1ee5 \u0111\u1ed9ng \u0111\u01a1n gi\u1ea3n, nh\u01b0ng n\u00f3 l\u1ea1i t\u1ea1o th\u00e0nh l\u1edbp b\u1ea3o v\u1ec7 v\u1eadt l\u00fd cu\u1ed1i c\u00f9ng cho h\u1ec7 th\u1ed1ng pin lithium. Thi\u1ebft k\u1ebf v\u00e0 l\u1ef1a ch\u1ecdn c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 tra c\u1ee9u \u0111\u1ecbnh m\u1ee9c c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n \u2014 \u0111\u00f3 l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 t\u00ednh to\u00e1n to\u00e0n di\u1ec7n \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 th\u1ed1ng. C\u00e1c nh\u00e0 thi\u1ebft k\u1ebf ph\u1ea3i ph\u00e2n t\u00edch c\u00e1c k\u1ecbch b\u1ea3n s\u1ef1 c\u1ed1 tr\u01b0\u1edbc ti\u00ean, t\u00ednh to\u00e1n n\u0103ng l\u01b0\u1ee3ng ng\u1eafn m\u1ea1ch tr\u01b0\u1edbc khi ch\u1ecdn \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n, v\u00e0 \u0111\u01b0a quy tr\u00ecnh l\u1eafp \u0111\u1eb7t v\u00e0 quy t\u1eafc thay th\u1ebf v\u00e0o thi\u1ebft k\u1ebf an to\u00e0n t\u1ed5ng th\u1ec3. Ch\u1ec9 b\u1eb1ng c\u00e1ch n\u00e0y, c\u1ea7u ch\u00ec m\u1edbi c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady c\u00e1c r\u1ee7i ro s\u1ef1 c\u1ed1 DC cho c\u00e1c tr\u1ea1m l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng pin.
L\u01b0u \u00fd: H\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf v\u00e0 s\u1eed d\u1ee5ng c\u1ea7u ch\u00ec l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng n\u00e0y ch\u1ec9 mang t\u00ednh ch\u1ea5t tham kh\u1ea3o k\u1ef9 thu\u1eadt. Vi\u1ec7c l\u1ef1a ch\u1ecdn cu\u1ed1i c\u00f9ng c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c th\u1ef1c b\u1eb1ng b\u1ea3ng d\u1eef li\u1ec7u pin, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 cung c\u1ea5p PCS v\u00e0 b\u00e1o c\u00e1o m\u00f4 ph\u1ecfng ng\u1eafn m\u1ea1ch c\u1ee7a b\u00ean th\u1ee9 ba cho t\u1eebng d\u1ef1 \u00e1n.<\/p>\n\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

H\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng b\u1eb1ng pin (BESS\/ESS) \u0111ang \u0111\u01b0\u1ee3c tri\u1ec3n khai nhanh ch\u00f3ng trong c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng d\u1ea1ng container, l\u01b0u tr\u1eef th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u00f4ng nghi\u1ec7p, c\u0169ng nh\u01b0 trong khu d\u00e2n c\u01b0.<\/p>","protected":false},"author":19,"featured_media":16303,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[158],"tags":[],"class_list":["post-16302","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-essfuse-news-fuse-industry-insights"],"_links":{"self":[{"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/posts\/16302","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/comments?post=16302"}],"version-history":[{"count":1,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/posts\/16302\/revisions"}],"predecessor-version":[{"id":16304,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/posts\/16302\/revisions\/16304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/media\/16303"}],"wp:attachment":[{"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/media?parent=16302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/categories?post=16302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/essfuse.com\/vi\/wp-json\/wp\/v2\/tags?post=16302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}