{"id":2441,"date":"2026-08-20T08:00:00","date_gmt":"2026-08-20T00:00:00","guid":{"rendered":"https:\/\/cnbygele.com\/?p=2441"},"modified":"2026-08-24T17:23:06","modified_gmt":"2026-08-24T09:23:06","slug":"why-use-reactor-in-capacitor-bank","status":"publish","type":"post","link":"https:\/\/cnbygele.com\/vi\/blog\/why-use-reactor-in-capacitor-bank\/","title":{"rendered":"T\u1ea1i sao Cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp \u0111i k\u00e8m v\u1edbi T\u1ee5 b\u00f9 c\u00f4ng nghi\u1ec7p"},"content":{"rendered":"<div class=\"b2b-article\">\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"M\u1edf t\u1ee7 PFC c\u00f3 cu\u1ed9n kh\u00e1ng CNBYG CKSG v\u00e0 c\u00e1c t\u1ee5 \u0111i\u1ec7n\" src=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/08\/reactor-capacitor-bank-featured-cksg-1.webp\" \/><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">A <strong>T\u1ea1i sao ph\u1ea3i s\u1eed d\u1ee5ng cu\u1ed9n kh\u00e1ng trong t\u1ee7 t\u1ee5 b\u00f9<\/strong> c\u00e2u h\u1ecfi th\u1ef1c ch\u1ea5t l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi v\u1ec1 \u0111\u1ed9 tin c\u1eady: cu\u1ed9n kh\u00e1ng gi\u00fap ng\u0103n ch\u1eb7n vi\u1ec7c hi\u1ec7u ch\u1ec9nh h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t l\u00e0m khu\u1ebfch \u0111\u1ea1i s\u00f3ng h\u00e0i t\u1ea1i c\u1ed9ng h\u01b0\u1edfng v\u00e0 gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n xung k\u00edch t\u00e1c \u0111\u1ed9ng v\u00e0o t\u1ee5 \u0111i\u1ec7n khi c\u00e1c c\u1ea5p chuy\u1ec3n m\u1ea1ch. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch c\u00e1c nhi\u1ec7m v\u1ee5 \u0111\u00f3 b\u1eb1ng ng\u00f4n ng\u1eef th\u00f4ng th\u01b0\u1eddng, ch\u1ec9 ra th\u1eddi \u0111i\u1ec3m m\u00e0 m\u1ed9t t\u1ee7 t\u1ee5 th\u00f4ng th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh sai l\u1ea7m tr\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng bus c\u00f3 nhi\u1ec1u bi\u1ebfn t\u1ea7n, ph\u00e2n bi\u1ec7t gi\u1eefa t\u1ee7 t\u1ee5 kh\u00e1ng c\u00f3 l\u1ecdc s\u00f3ng h\u00e0i (detuned bank), b\u1ed9 l\u1ecdc c\u1ed9ng h\u01b0\u1edfng (tuned filter) v\u00e0 b\u1ed9 l\u1ecdc t\u00edch c\u1ef1c (active filter), \u0111\u1ed3ng th\u1eddi ch\u1ec9 ra m\u1ed9t t\u00f9y ch\u1ecdn cu\u1ed9n kh\u00e1ng m\u1eafc n\u1ed1i ti\u1ebfp h\u1ea1 \u00e1p khi b\u1ea1n \u0111ang gh\u00e9p n\u1ed1i cu\u1ed9n kh\u00e1ng v\u1edbi c\u00e1c c\u1ea5p t\u1ee5 \u0111i\u1ec7n.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"T\u1ee5 \u0111i\u1ec7n h\u1ea1 th\u1ebf CNBYG BSMJ d\u00f9ng k\u00e8m cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp\" src=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/08\/reactor-capacitor-bank-opening-bsmj-1.webp\" \/><\/figure>\n<nav class=\"b2b-toc\" style=\"background:#f5f8fa;padding:16px 20px;border-radius:8px;margin:0 0 24px\">\n<h2 id=\"contents\" style=\"margin:42px 0 14px;scroll-margin-top:96px\">M\u1ee5c l\u1ee5c<\/h2>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"#why-capacitor-banks-use-series-reactors\">T\u1ea1i sao c\u00e1c d\u00e3y t\u1ee5 \u0111i\u1ec7n s\u1eed d\u1ee5ng cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#how-harmonics-and-resonance-overload-a-plain-capacitor-bank\">C\u00e1ch s\u00f3ng h\u00e0i v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u1ed9ng h\u01b0\u1edfng l\u00e0m qu\u00e1 t\u1ea3i m\u1ed9t b\u1ed9 t\u1ee5 \u0111i\u1ec7n \u0111\u01a1n thu\u1ea7n<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#what-a-detuned-series-reactor-changes-in-the-circuit\">Cu\u1ed9n kh\u00e1ng l\u1ecdc s\u00f3ng h\u00e0i m\u1eafc n\u1ed1i ti\u1ebfp c\u00f3 \u0111\u1ed9 l\u1ec7ch t\u1ea7n s\u1ed1 thay \u0111\u1ed5i nh\u1eefng g\u00ec trong m\u1ea1ch \u0111i\u1ec7n<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#how-reactors-limit-capacitor-switching-inrush\">C\u00e1ch c\u00e1c cu\u1ed9n kh\u00e1ng h\u1ea1n ch\u1ebf d\u00f2ng \u0111i\u1ec7n \u0111\u00f3ng c\u1eaft t\u1ee5 \u0111i\u1ec7n<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#a-plant-scenario-vfd-buses-and-automatic-pfc-stages\">K\u1ecbch b\u1ea3n nh\u00e0 m\u00e1y: C\u00e1c thanh c\u00e1i VFD v\u00e0 c\u00e1c c\u1ea5p b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u1ef1 \u0111\u1ed9ng<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#detuned-banks-vs-tuned-filters-vs-active-harmonic-filters\">B\u1ed9 t\u1ee5 b\u00f9 kh\u00e1ng \u0111i\u1ec7n (Detuned Banks) so v\u1edbi B\u1ed9 l\u1ecdc th\u1ee5 \u0111\u1ed9ng (Tuned Filters) so v\u1edbi B\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ed9ng (Active Harmonic Filters)<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#reactance-rate-in-plain-language\">T\u1ef7 l\u1ec7 ph\u1ea3n kh\u00e1ng b\u1eb1ng ng\u00f4n ng\u1eef th\u00f4ng th\u01b0\u1eddng<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#when-to-choose-cnbyg-cksg-series-reactors\">Khi n\u00e0o n\u00ean ch\u1ecdn cu\u1ed9n kh\u00e1ng d\u00f2ng CNBYG CKSG<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#faq\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<\/ul>\n<\/nav>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"why-capacitor-banks-use-series-reactors\">T\u1ea1i sao c\u00e1c d\u00e3y t\u1ee5 \u0111i\u1ec7n s\u1eed d\u1ee5ng cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u0111\u1ec3 d\u00e0n t\u1ee5 \u0111i\u1ec7n v\u1eabn c\u00f3 th\u1ec3 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng m\u00e0 kh\u00f4ng tr\u1edf th\u00e0nh \u0111\u01b0\u1eddng \u01b0u ti\u00ean cho n\u0103ng l\u01b0\u1ee3ng s\u00f3ng h\u00e0i ho\u1eb7c l\u00e0 m\u1ee5c ti\u00eau kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 tr\u01b0\u1edbc hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 \u00e1p \u0111\u00f3ng c\u1eaft.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u01b0\u1edbi \u0111i\u1ec7n s\u1ea1ch v\u00e0 b\u1ecb m\u00e9o d\u1ea1ng nh\u1eb9, c\u00e1c t\u1ee5 b\u00f9 ch\u1ee7 y\u1ebfu ch\u1ecbu t\u1ea7n s\u1ed1 c\u01a1 b\u1ea3n. Trong c\u00e1c nh\u00e0 m\u00e1y hi\u1ec7n \u0111\u1ea1i, c\u00e1c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng t\u1ea7n s\u1ed1 bi\u1ebfn \u0111\u1ed5i, h\u1ec7 th\u1ed1ng UPS v\u00e0 b\u1ed9 ch\u1ec9nh l\u01b0u \u0111\u01b0a d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i v\u00e0o ch\u00ednh thanh c\u00e1i c\u00f3 \u0111\u1eb7t c\u00e1c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t t\u1ef1 \u0111\u1ed9ng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0110i\u1ec7n kh\u00e1ng dung gi\u1ea3m khi t\u1ea7n s\u1ed1 t\u0103ng, do \u0111\u00f3 c\u00e1c s\u00f3ng h\u00e0i \u0111\u00f3 \u0111\u1ea9y d\u00f2ng \u0111i\u1ec7n b\u1ed5 sung v\u00e0 \u1ee9ng su\u1ea5t \u0111i\u1ec7n m\u00f4i v\u00e0o c\u00e1c t\u1ee5 \u0111i\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7. \u0110\u1ed3ng th\u1eddi, \u0111\u1ed9 t\u1ef1 c\u1ea3m c\u1ee7a ngu\u1ed3n v\u00e0 \u0111i\u1ec7n dung c\u1ee7a d\u00e3y t\u1ee5 c\u00f3 th\u1ec3 \u0111\u1ed3ng \u0111i\u1ec7u \u1edf m\u1ed9t t\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Khi t\u1ea7n s\u1ed1 \u0111\u00f3 n\u1eb1m g\u1ea7n m\u1ed9t s\u00f3ng h\u00e0i \u0111\u00e3 t\u1ed3n t\u1ea1i, thanh c\u00e1i c\u00f3 th\u1ec3 khu\u1ebfch \u0111\u1ea1i s\u1ef1 m\u00e9o d\u1ea1ng \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n thay v\u00ec \u00e2m th\u1ea7m kh\u1eafc ph\u1ee5c h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t d\u1ecbch chuy\u1ec3n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">M\u1ed9t cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp d\u00f9ng cho t\u1ee5 b\u00f9\u2014th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng khi \u0111i\u1ec7n c\u1ea3m \u0111\u01b0\u1ee3c ch\u1ecdn cho ch\u1ebf \u0111\u1ed9 s\u00f3ng h\u00e0i\u2014l\u00e0m thay \u0111\u1ed5i t\u00ecnh h\u00ecnh \u0111\u00f3. C\u1ee5m t\u1eeb \u201ct\u1ee5 b\u00f9 cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng\u201d \u0111\u01a1n gi\u1ea3n l\u00e0 t\u00ean g\u1ecdi mua s\u1eafm cho c\u1ee5m thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i \u0111\u00f3.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Kh\u00e1ng kh\u00e1ng c\u1ea3m t\u0103ng theo t\u1ea7n s\u1ed1, do \u0111\u00f3 nh\u00e1nh cu\u1ed9n kh\u00e1ng - t\u1ee5 \u0111i\u1ec7n th\u1ec3 hi\u1ec7n t\u1ed5ng tr\u1edf cao h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i. T\u00e0i li\u1ec7u \u0111\u00e0o t\u1ea1o ng\u00e0nh t\u1eeb Schneider Electric m\u00f4 t\u1ea3 c\u01a1 ch\u1ebf t\u01b0\u01a1ng t\u1ef1: cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng khu\u1ebfch \u0111\u1ea1i s\u00f3ng h\u00e0i do c\u1ed9ng h\u01b0\u1edfng v\u00e0 gi\u1ea3m nguy c\u01a1 qu\u00e1 t\u1ea3i t\u1ee5 \u0111i\u1ec7n, \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 vi\u1ec7c \u0111\u00f3ng c\u1eaft d\u00f2ng \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u00e1c ghi ch\u00fa k\u1ef9 thu\u1eadt \u0111\u1ed9c l\u1eadp c\u0169ng \u0111\u01b0a ra nh\u1eadn \u0111\u1ecbnh t\u01b0\u01a1ng t\u1ef1 b\u1eb1ng ng\u00f4n ng\u1eef mua s\u1eafm: c\u00e1c t\u1ee5 b\u00f9 th\u00f4ng th\u01b0\u1eddng tr\u00ean c\u00e1c thanh c\u00e1i c\u00f3 nhi\u1ec1u s\u00f3ng h\u00e0i l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh r\u1ee7i ro; c\u00e1c t\u1ee5 b\u00f9 k\u1ebft h\u1ee3p cu\u1ed9n kh\u00e1ng l\u00e0 m\u00f4 h\u00ecnh hi\u1ec7u ch\u1ec9nh h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t (PFC) an to\u00e0n h\u01a1n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">L\u00f2 ph\u1ea3n \u1ee9ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t b\u1ed9 l\u1ecdc k\u1ef3 di\u1ec7u c\u00f3 th\u1ec3 x\u00f3a b\u1ecf m\u1ecdi v\u1ea5n \u0111\u1ec1 bi\u1ebfn d\u1ea1ng. N\u00f3 l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u1ed3ng h\u00e0nh \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o c\u00f3 m\u1ee5c \u0111\u00edch d\u00e0nh ri\u00eang cho ng\u00e2n h\u00e0ng t\u1ee5 \u0111i\u1ec7n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">N\u1ebfu c\u00f4ng vi\u1ec7c th\u1ef1c s\u1ef1 c\u1ee7a b\u1ea1n l\u00e0 kh\u1eed s\u00f3ng h\u00e0i t\u00edch c\u1ef1c tr\u00ean m\u1ed9t d\u1ea3i t\u1ea7n r\u1ed9ng, \u0111\u00f3 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 kh\u00e1c. N\u1ebfu c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n l\u00e0 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c t\u1ea7ng PFC v\u00e0 kh\u00f4ng cho ch\u00fang khu\u1ebfch \u0111\u1ea1i, cu\u1ed9n kh\u00e1ng m\u1eafc n\u1ed1i ti\u1ebfp m\u1edbi l\u00e0 linh ki\u1ec7n thu\u1ed9c v\u1ec1 nh\u00e1nh \u0111\u00f3.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"how-harmonics-and-resonance-overload-a-plain-capacitor-bank\">C\u00e1ch s\u00f3ng h\u00e0i v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u1ed9ng h\u01b0\u1edfng l\u00e0m qu\u00e1 t\u1ea3i m\u1ed9t b\u1ed9 t\u1ee5 \u0111i\u1ec7n \u0111\u01a1n thu\u1ea7n<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Kh\u00f4ng c\u00f3 cu\u1ed9n kh\u00e1ng, m\u1ed9t d\u00e3y t\u1ee5 \u0111i\u1ec7n th\u00f4ng th\u01b0\u1eddng v\u1eeba c\u00f3 th\u1ec3 b\u1ecb qu\u00e1 nhi\u1ec7t do d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i v\u1eeba c\u00f3 th\u1ec3 tham gia v\u00e0o m\u1ed9t m\u1ea1ch c\u1ed9ng h\u01b0\u1edfng v\u1edbi ngu\u1ed3n \u0111i\u1ec7n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">H\u00e3y coi r\u1ee7i ro c\u1ee7a t\u1ee5 b\u00f9 c\u1ed9ng h\u01b0\u1edfng h\u00e0i nh\u01b0 m\u1ed9t v\u00f2ng l\u1eb7p ph\u1ea3n h\u1ed3i gi\u1eefa \u0111\u1ed9 t\u1ef1 c\u1ea3m c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p ho\u1eb7c \u0111\u01b0\u1eddng d\u00e2y c\u1ea5p \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n dung m\u00e0 b\u1ea1n v\u1eeba th\u00eam v\u00e0o \u0111\u1ec3 b\u00f9 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t. T\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng ph\u1ee5 thu\u1ed9c v\u00e0o hai \u0111i\u1ec7n kh\u00e1ng \u0111\u00f3.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Tr\u00ean nhi\u1ec1u h\u1ec7 th\u1ed1ng bus c\u00f4ng nghi\u1ec7p, t\u1ea7n s\u1ed1 \u0111\u00f3 n\u1eb1m \u1edf kho\u1ea3ng m\u00e0 c\u00e1c s\u00f3ng h\u00e0i b\u1eadc 5, 7, 11 ho\u1eb7c 13 \u0111\u00e3 xu\u1ea5t hi\u1ec7n s\u1eb5n\u2014ch\u00ednh l\u00e0 c\u00e1c b\u1eadc s\u00f3ng h\u00e0i m\u00e0 c\u00e1c t\u1ea3i phi tuy\u1ebfn t\u00ednh th\u01b0\u1eddng t\u1ea1o ra. Khi v\u00f2ng l\u1eb7p tr\u00f9ng kh\u1edbp v\u1edbi m\u1ed9t s\u00f3ng h\u00e0i th\u1ef1c t\u1ebf, \u0111\u1ed9 m\u00e9o nh\u1ecf c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh \u1ee9ng su\u1ea5t \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n l\u1edbn.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u1ea7u ch\u00ec t\u1ee5 \u0111i\u1ec7n \u0111\u1ee9t, c\u00e1c c\u1ea5p b\u1ecb ng\u1eaft, c\u00e1p v\u00e0 m\u00e1y bi\u1ebfn \u00e1p ch\u1ea1y n\u00f3ng h\u01a1n, v\u00e0 \u201cgi\u1ea3i ph\u00e1p\u201d kh\u1eafc ph\u1ee5c ti\u1ec1n ph\u1ea1t h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t c\u1ee7a c\u00f4ng ty \u0111i\u1ec7n l\u1ef1c l\u1ea1i t\u1ea1o ra m\u1ed9t phi\u1ebfu y\u00eau c\u1ea7u b\u1ea3o tr\u00ec m\u1edbi.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 t\u1ea3i s\u00f3ng h\u00e0i c\u00f3 th\u1ec3 x\u1ea3y ra ngay c\u1ea3 tr\u01b0\u1edbc khi x\u1ea3y ra m\u1ed9t s\u1ef1 ki\u1ec7n c\u1ed9ng h\u01b0\u1edfng m\u1ea1nh. Do t\u1ee5 \u0111i\u1ec7n h\u00fat d\u00f2ng \u0111i\u1ec7n l\u1edbn h\u01a1n khi t\u1ea7n s\u1ed1 t\u0103ng, m\u1ed9t h\u00e0m l\u01b0\u1ee3ng s\u00f3ng h\u00e0i \u0111i\u1ec7n \u00e1p khi\u00eam t\u1ed1n v\u1eabn c\u00f3 th\u1ec3 \u0111\u1ea9y d\u00f2ng \u0111i\u1ec7n v\u00e0 \u1ee9ng su\u1ea5t nhi\u1ec7t v\u01b0\u1ee3t qu\u00e1 m\u1ee9c m\u00e0 m\u1ed9t cell PFC ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u1edf t\u1ea7n s\u1ed1 c\u01a1 b\u1ea3n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c k\u1ef9 s\u01b0 coi c\u00e1c cu\u1ed9n kh\u00e1ng l\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 cho l\u1edbp \u0111i\u1ec7n m\u00f4i c\u1ee7a t\u1ee5 \u0111i\u1ec7n, ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t th\u1ee7 thu\u1eadt tr\u1edf kh\u00e1ng tr\u00ean l\u00fd thuy\u1ebft.<\/p>\n<blockquote>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Quan tr\u1ecdng:<\/strong> Vi\u1ec7c l\u1eafp th\u00eam m\u1ed9t cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp l\u00e0m t\u0103ng \u0111i\u1ec7n \u00e1p tr\u00ean c\u00e1c t\u1ee5 \u0111i\u1ec7n \u2014 <a href=\"https:\/\/blog.se.com\/sustainability\/2015\/10\/07\/what-are-detuned-reactors\/\" rel=\"nofollow noopener\" target=\"_blank\">Schneider Electric v\u1ec1 cu\u1ed9n kh\u00e1ng k\u00e8m \u0111i\u1ec7n tr\u1edf kh\u1eed (ho\u1eb7c: Cu\u1ed9n kh\u00e1ng l\u1ecdc s\u00f3ng h\u00e0i c\u1ee7a Schneider Electric)<\/a>. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u00e1ch t\u1ea7n th\u01b0\u1eddng c\u1ea7n c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c c\u1ee7a t\u1ee5 \u0111i\u1ec7n cao h\u01a1n \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<\/blockquote>\n<p style=\"margin:0 0 16px;line-height:1.7\">V\u00ed d\u1ee5 mang t\u00ednh gi\u00e1o d\u1ee5c c\u1ee7a Schneider d\u00e0nh cho m\u1ea1ng \u0111i\u1ec7n 400\/415 V c\u00f3 nh\u1eafc \u0111\u1ebfn c\u00e1c t\u1ee5 \u0111i\u1ec7n nh\u01b0 lo\u1ea1i 480 V ho\u1eb7c 525 V. \u0110\u1eebng b\u1eaft v\u00edt cu\u1ed9n kh\u00e1ng v\u00e0o c\u00e1c t\u1ee5 \u0111i\u1ec7n c\u00f3 \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p h\u1ea1 th\u1ebf c\u00f3 s\u1eb5n v\u00e0 cho r\u1eb1ng c\u00e1c nh\u00e3n th\u00f4ng s\u1ed1 v\u1eabn ph\u00f9 h\u1ee3p.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"what-a-detuned-series-reactor-changes-in-the-circuit\">Cu\u1ed9n kh\u00e1ng l\u1ecdc s\u00f3ng h\u00e0i m\u1eafc n\u1ed1i ti\u1ebfp c\u00f3 \u0111\u1ed9 l\u1ec7ch t\u1ea7n s\u1ed1 thay \u0111\u1ed5i nh\u1eefng g\u00ec trong m\u1ea1ch \u0111i\u1ec7n<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng l\u00e0m d\u1ecbch chuy\u1ec3n t\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng c\u1ee7a c\u1ee5m cu\u1ed9n kh\u00e1ng - t\u1ee5 \u0111i\u1ec7n xu\u1ed1ng d\u01b0\u1edbi t\u1ea7n s\u1ed1 s\u00f3ng h\u00e0i chi\u1ebfm \u01b0u th\u1ebf, do \u0111\u00f3 nh\u00e1nh n\u00e0y th\u1ec3 hi\u1ec7n t\u00ednh c\u1ea3m kh\u00e1ng \u1edf c\u00e1c t\u1ea7n s\u1ed1 cao h\u01a1n \u0111\u00f3 thay v\u00ec t\u00ednh dung kh\u00e1ng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Quy t\u1eafc thi\u1ebft k\u1ebf th\u1ef1c ti\u1ec5n \u0111\u01b0\u1ee3c nh\u1eafc \u0111i nh\u1eafc l\u1ea1i trong c\u00e1c kh\u00f3a \u0111\u00e0o t\u1ea1o c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb g\u1ed1c (OEM) v\u00e0 c\u00e1c t\u1ed5 ch\u1ee9c \u0111\u00e0o t\u1ea1o \u0111\u1ed9c l\u1eadp r\u1ea5t \u0111\u01a1n gi\u1ea3n: ch\u1ecdn gi\u00e1 tr\u1ecb \u0111i\u1ec7n c\u1ea3m sao cho t\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng n\u1ed1i ti\u1ebfp n\u1eb1m d\u01b0\u1edbi kho\u1ea3ng 90% so v\u1edbi t\u1ea7n s\u1ed1 s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ea1o. Tr\u00ean nhi\u1ec1u h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p ba pha, b\u1eadc s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ea1o l\u00e0 b\u1eadc th\u1ee9 5.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0110\u1ed1i v\u1edbi nh\u00e0 m\u00e1y ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 60 Hz, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ph\u1ea3i duy tr\u00ec t\u1ea7n s\u1ed1 \u0111i\u1ec1u ch\u1ec9nh d\u01b0\u1edbi kho\u1ea3ng 270 Hz; \u0111\u1ed1i v\u1edbi nh\u00e0 m\u00e1y ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 50 Hz, ph\u1ea3i duy tr\u00ec d\u01b0\u1edbi kho\u1ea3ng 225 Hz. C\u00e1c t\u1ef7 l\u1ec7 l\u1ec7ch t\u1ea7n s\u1ed1 th\u01b0\u01a1ng m\u1ea1i nh\u01b0 kho\u1ea3ng 5,67%, 6% ho\u1eb7c 7% l\u00e0 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u1eb1m trong v\u00f9ng an to\u00e0n khi n\u1ed1t th\u1ee9 5 l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ea7n quan t\u00e2m.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u00e1c t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m cao h\u01a1n (kho\u1ea3ng t\u1eeb 12% \u0111\u1ebfn 14%) xu\u1ea5t hi\u1ec7n khi th\u00e0nh ph\u1ea7n s\u00f3ng h\u00e0i th\u1ee9 ba m\u1ea1nh h\u01a1n khi\u1ebfn t\u1ea7n s\u1ed1 \u0111i\u1ec1u ch\u1ec9nh gi\u1ea3m xu\u1ed1ng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u: l\u00f2 ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc h\u00f3a sao cho d\u00e3y t\u1ee5 kh\u00f4ng b\u1ecb \u201cc\u1ed9ng h\u01b0\u1edfng\u201d v\u1edbi s\u00f3ng h\u00e0i m\u00e0 nh\u00e0 m\u00e1y \u0111ang s\u1eb5n c\u00f3. Ph\u00eda tr\u00ean \u0111i\u1ec3m c\u1ed9ng h\u01b0\u1edfng, nh\u00e1nh n\u00e0y ho\u1ea1t \u0111\u1ed9ng theo t\u00ednh c\u1ea3m kh\u00e1ng, tr\u00e1i ng\u01b0\u1ee3c v\u1edbi xu h\u01b0\u1edbng c\u1ee7a m\u1ed9t t\u1ee5 \u0111i\u1ec7n th\u00f4ng th\u01b0\u1eddng l\u00e0 h\u00fat d\u00f2ng \u0111i\u1ec7n t\u1ea7n s\u1ed1 cao.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0110\u00f3 l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi c\u1ed1t l\u00f5i cho l\u00fd do t\u1ea1i sao l\u00f2 ph\u1ea3n \u1ee9ng t\u1ed3n t\u1ea1i trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec1u h\u00f2a.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">M\u1ea5t \u0111i\u1ec1u ch\u1ec9nh kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 ch\u01b0a \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh. M\u1ed9t b\u1ed9 l\u1ecdc \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh c\u00f3 ch\u1ee7 \u0111\u00edch nh\u1eb1m v\u00e0o m\u1ed9t b\u1eadc s\u00f3ng h\u00e0i c\u1ee5 th\u1ec3 nh\u01b0 m\u1ed9t b\u1eaby c\u00f3 t\u1ed5ng tr\u1edf th\u1ea5p.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">M\u1ed9t ng\u00e2n h\u00e0ng b\u1ecb t\u00e1ch t\u1ea7n s\u1ed1 c\u1ed1 t\u00ecnh tr\u00e1nh \u0111\u1eb7t c\u00e1c l\u1ec7nh \u0111\u00f3 \u0111\u1ec3 PFC c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c m\u00e0 kh\u00f4ng tr\u1edf th\u00e0nh m\u1ed9t b\u1ed9 khu\u1ebfch \u0111\u1ea1i. Nh\u1ea7m l\u1eabn hai nh\u00e3n tr\u00ean m\u1ed9t b\u1ea3n b\u00e1o gi\u00e1 l\u00e0 m\u1ed9t sai l\u1ea7m mua s\u1eafm ph\u1ed5 bi\u1ebfn.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"how-reactors-limit-capacitor-switching-inrush\">C\u00e1ch c\u00e1c cu\u1ed9n kh\u00e1ng h\u1ea1n ch\u1ebf d\u00f2ng \u0111i\u1ec7n \u0111\u00f3ng c\u1eaft t\u1ee5 \u0111i\u1ec7n<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Ngay c\u1ea3 khi c\u00e1c s\u00f3ng h\u00e0i \u1edf m\u1ee9c nh\u1eb9, cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp v\u1eabn gi\u1edbi h\u1ea1n xung t\u1ea7n s\u1ed1 cao xu\u1ea5t hi\u1ec7n khi c\u00e1c c\u1ea5p t\u1ee5 \u0111i\u1ec7n \u0111\u00f3ng \u0111i\u1ec7n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">M\u1ed9t t\u1ee5 \u0111i\u1ec7n ch\u01b0a n\u1ea1p \u0111i\u1ec7n ban \u0111\u1ea7u c\u00f3 v\u1ebb gi\u1ed1ng nh\u01b0 m\u1ed9t m\u1ea1ch ng\u1eafn \u0111\u1ed1i v\u1edbi \u0111i\u1ec7n \u00e1p \u0111\u1eb7t v\u00e0o. D\u00f2ng \u0111i\u1ec7n x\u00f4ng v\u00e0o k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 l\u1edbn g\u1ea5p nhi\u1ec1u l\u1ea7n d\u00f2ng \u0111\u1ecbnh m\u1ee9c trong v\u00e0i mili gi\u00e2y, v\u00e0 vi\u1ec7c chuy\u1ec3n m\u1ea1ch n\u1ed1i ti\u1ebfp c\u1ee7a m\u1ed9t t\u1ea7ng kh\u00e1c v\u00e0o m\u1ed9t d\u00e3y t\u1ee5 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n tr\u01b0\u1edbc \u0111\u00f3 th\u00ec t\u00ecnh h\u00ecnh c\u00f2n t\u1ed3i t\u1ec7 h\u01a1n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">T\u00e0i li\u1ec7u gi\u00e1o d\u1ee5c v\u1ec1 cu\u1ed9n c\u1ea3m trong c\u1ee5m t\u1ee5 \u0111i\u1ec7n gi\u1ea3i th\u00edch chi ti\u1ebft c\u00e1c nguy\u00ean l\u00fd v\u1eadt l\u00fd n\u00e0y v\u00e0 l\u01b0u \u00fd r\u1eb1ng c\u00e1c cu\u1ed9n c\u1ea3m chuy\u00ean d\u1ee5ng \u0111\u1ec3 h\u1ea1n ch\u1ebf d\u00f2ng \u0111i\u1ec7n c\u00f3 th\u1ec3 ch\u1ec9 chi\u1ebfm kho\u1ea3ng 0,1% \u0111\u1ebfn 0,5% \u0111i\u1ec7n kh\u00e1ng c\u1ee7a t\u1ee5 \u0111i\u1ec7n khi nhi\u1ec7m v\u1ee5 ch\u00ednh l\u00e0 h\u1ea1n ch\u1ebf d\u00f2ng \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 h\u00e0i.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">H\u1ea7u h\u1ebft c\u00e1c t\u1ea7ng b\u00f9 t\u1ef1 \u0111\u1ed9ng hi\u1ec7n \u0111\u1ea1i trong c\u00e1c nh\u00e0 m\u00e1y c\u00f3 t\u00ednh \u0111\u1ebfn s\u00f3ng h\u00e0i \u0111\u1ec1u k\u1ebft h\u1ee3p c\u1ea3 hai nhu c\u1ea7u: \u0111\u1ee7 \u0111\u1ed9 t\u1ef1 c\u1ea3m \u0111\u1ec3 kh\u1eed h\u01b0\u1edfng, \u0111\u1ed3ng th\u1eddi c\u0169ng l\u00e0m \u0111\u1ec7m cho qu\u00e1 tr\u00ecnh \u0111\u00f3ng c\u1eaft. Gi\u00e1 tr\u1ecb ph\u1ea7n tr\u0103m tr\u00ean nh\u00e3n m\u00e1y v\u1eabn n\u00ean \u0111\u01b0\u1ee3c \u0111\u1ed1i chi\u1ebfu v\u1edbi ph\u1ed5 s\u00f3ng h\u00e0i c\u1ee7a c\u01a1 s\u1edf.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">M\u1ed9t cu\u1ed9n kh\u00e1ng h\u1ea1n d\u00f2ng kh\u1edfi \u0111\u1ed9ng nh\u1ecf kh\u00f4ng th\u1ec3 thay th\u1ebf cho t\u1ef7 l\u1ec7 kh\u00e1ng \u0111i\u1ec7n ch\u1ed1ng c\u1ed9ng h\u01b0\u1edfng khi bi\u1ebfn t\u1ea7n chi\u1ebfm \u0111a ph\u1ea7n tr\u00ean thanh c\u00e1i.<\/p>\n<div class=\"b2b-table-scroll\" role=\"region\" aria-label=\"B\u1ea3ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 cu\u1ed9n\" tabindex=\"0\" style=\"width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 18px\">\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Nhi\u1ec7m v\u1ee5<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Nh\u1eefng thay \u0111\u1ed5i c\u1ee7a l\u00f2 ph\u1ea3n \u1ee9ng<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">T\u00edn hi\u1ec7u \u0111\u1ed9c gi\u1ea3 ti\u00eau bi\u1ec3u<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">B\u1ea3o v\u1ec7 s\u00f3ng h\u00e0i \/ c\u1ed9ng h\u01b0\u1edfng<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">L\u00e0m t\u0103ng tr\u1edf kh\u00e1ng t\u1ea7n s\u1ed1 cao; d\u1ecbch chuy\u1ec3n t\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng xu\u1ed1ng d\u01b0\u1edbi c\u00e1c s\u00f3ng h\u00e0i b\u1eadc cao ch\u1ee7 \u0111\u1ea1o<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">C\u1ea7u ch\u00ec b\u1ecb \u0111\u1ee9t, THD t\u0103ng sau c\u00e1c b\u01b0\u1edbc PFC, c\u00e1c t\u1ee5 \u0111i\u1ec7n b\u1ecb n\u00f3ng<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n khi \u0111\u00f3ng m\u1ea1ch<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n xung k\u00edch khi \u0111\u00f3ng \u0111i\u1ec7n v\u00e0o t\u1ee5 \u0111i\u1ec7n v\u00e0 thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0110\u1ed9 m\u00f2n c\u1ee7a kh\u1edfi \u0111\u1ed9ng t\u1eeb, ng\u1eaft m\u1ea1ch gi\u1ea3 \u1edf giai \u0111o\u1ea1n \u0111\u00f3ng<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ed9 l\u1ecdc \u0111ang ho\u1ea1t \u0111\u1ed9ng<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Kh\u00f4ng ti\u00eam d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i ng\u01b0\u1ee3c pha<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">C\u00e1c l\u1ed7 h\u1ed5ng tu\u00e2n th\u1ee7 theo chu\u1ea9n IEEE v\u1eabn t\u1ed3n t\u1ea1i sau khi s\u1eeda l\u1ed7i ch\u1ec9 c\u00f3 PFC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"a-plant-scenario-vfd-buses-and-automatic-pfc-stages\">K\u1ecbch b\u1ea3n nh\u00e0 m\u00e1y: C\u00e1c thanh c\u00e1i VFD v\u00e0 c\u00e1c c\u1ea5p b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u1ef1 \u0111\u1ed9ng<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Tr\u00ean m\u1ed9t xe bu\u00fdt c\u00f3 nhi\u1ec1u linh ki\u1ec7n \u0111i\u1ec1u khi\u1ec3n, c\u00e1c c\u1ea5p t\u1ee5 th\u01b0\u1eddng \u0111\u00f3ng vai tr\u00f2 l\u00e0 m\u1eb7c \u0111\u1ecbnh sai.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t nh\u00e0 m\u00e1y \u0111\u00f3ng g\u00f3i ho\u1eb7c v\u1eadt li\u1ec7u \u0111\u00e3 l\u1eafp \u0111\u1eb7t c\u00e1c bi\u1ebfn t\u1ea7n (VFD) trong v\u00e0i n\u0103m qua. H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t d\u1ecbch chuy\u1ec3n tr\u00f4ng k\u00e9m t\u1ea1i c\u00f4ng t\u01a1 \u0111i\u1ec7n c\u1ee7a c\u00f4ng ty \u0111i\u1ec7n l\u1ef1c, v\u00ec v\u1eady m\u1ed9t b\u1ed9 t\u1ee5 \u0111i\u1ec7n t\u1ef1 \u0111\u1ed9ng \u0111\u00e3 \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u00e1c t\u1ea7ng \u0111\u00f3ng l\u1ea1i \u0111\u1ed1i v\u1edbi m\u1ed9t xe bu\u00fdt v\u1ed1n \u0111\u00e3 mang n\u0103ng l\u01b0\u1ee3ng b\u1eadc 5 v\u00e0 b\u1eadc 7 t\u1eeb c\u00e1c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng s\u00e1u xung. Trong v\u00f2ng v\u00e0i th\u00e1ng, c\u00e1c c\u1ea7u ch\u00ec t\u1ee5 \u0111i\u1ec7n m\u1edf ra, b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec thay th\u1ebf c\u00e1c cell, v\u00e0 ai \u0111\u00f3 \u0111\u1eb7t c\u00e2u h\u1ecfi li\u1ec7u d\u00e3y t\u1ee5 \u0111i\u1ec7n c\u00f3 b\u1ecb \u201cthi\u1ebfu k\u00edch th\u01b0\u1edbc\u201d hay kh\u00f4ng.\u201d<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u00e2u h\u1ecfi h\u1eefu \u00edch h\u01a1n l\u00e0 li\u1ec7u ng\u00e2n h\u00e0ng c\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 hay kh\u00f4ng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn tr\u00ean di\u1ec5n \u0111\u00e0n k\u1ef9 thu\u1eadt ph\u1ea3n \u00e1nh s\u1ef1 nh\u1ea7m l\u1eabn t\u01b0\u01a1ng t\u1ef1 t\u1eeb m\u1ed9t g\u00f3c \u0111\u1ed9 kh\u00e1c: c\u00e1c nh\u00e0 m\u00e1y \u0111\u00e3 l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng l\u1ecdc s\u00f3ng h\u00e0i t\u00edch c\u1ef1c \u0111\u1ec3 \u0111\u00e1p \u1ee9ng gi\u1edbi h\u1ea1n c\u1ee7a \u0111i\u1ec7n l\u1ef1c v\u1eabn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o r\u1eb1ng c\u00e1c t\u1ee5 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng (PFC) c\u00f2n l\u1ea1i c\u1ee7a h\u1ecd ph\u1ea3i \u0111\u01b0\u1ee3c kh\u00e1ng \u0111i\u1ec7n ch\u1ed1ng s\u00f3ng h\u00e0i (detuned). B\u1ed9 l\u1ecdc t\u00edch c\u1ef1c v\u00e0 d\u00e3y t\u1ee5 b\u00f9 \u0111\u01b0\u1ee3c kh\u00e1ng \u0111i\u1ec7n n\u00e0y \u0111ang gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn nhau.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">B\u1ed9 l\u1ecdc c\u00f3 th\u1ec3 kh\u1eed d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i \u0111\u01b0\u1ee3c \u0111o; cu\u1ed9n kh\u00e1ng gi\u00fap ng\u0103n nh\u00e1nh PFC c\u1ed9ng h\u01b0\u1edfng v\u1edbi b\u1ea5t k\u1ef3 d\u00f2ng m\u00e9o n\u00e0o c\u00f2n l\u1ea1i\u2014bao g\u1ed3m c\u1ea3 d\u00f2ng m\u00e9o t\u1eeb b\u00ean ngo\u00e0i ho\u1eb7c c\u00e1c tr\u01b0\u1eddng h\u1ee3p v\u1eadn h\u00e0nh m\u00e0 b\u1ed9 l\u1ecdc kh\u00f4ng bao ph\u1ee7 h\u1ebft m\u1ecdi l\u00fac.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">N\u1ebfu nh\u1eadt k\u00fd trang tr\u1ea1i c\u1ee7a b\u1ea1n cho th\u1ea5y c\u00e1c c\u1ea5p h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t tr\u00f9ng kh\u1edbp v\u1edbi c\u00e1c \u0111\u1ec9nh THD, h\u00e3y coi \u0111\u00f3 l\u00e0 manh hi\u1ec7u v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng c\u1ed9ng h\u01b0\u1edfng ho\u1eb7c qu\u00e1 t\u1ea3i tr\u01b0\u1edbc khi b\u1ea1n ch\u1ec9 b\u1ed5 sung th\u00eam kvar. Vi\u1ec7c \u0111o \u0111\u1ea1c v\u00e0 ki\u1ec3m tra h\u1ec7 th\u1ed1ng v\u1eabn r\u1ea5t quan tr\u1ecdng; cu\u1ed9n kh\u00e1ng l\u00e0 m\u00f4 h\u00ecnh ph\u1ea7n c\u1ee9ng gi\u00fap vi\u1ec7c b\u1ed5 sung kvar tr\u1edf n\u00ean an to\u00e0n h\u01a1n m\u1ed9t khi b\u1ea1n \u0111\u00e3 quy\u1ebft \u0111\u1ecbnh r\u1eb1ng vi\u1ec7c b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng (PFC) v\u1eabn l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"T\u1ee5 \u0111i\u1ec7n l\u1ef1c song song CNBYG trong h\u1ec7 th\u1ed1ng b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng\" src=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/08\/reactor-capacitor-bank-mid-bsmj-1.webp\" \/><\/figure>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"detuned-banks-vs-tuned-filters-vs-active-harmonic-filters\">B\u1ed9 t\u1ee5 b\u00f9 kh\u00e1ng \u0111i\u1ec7n (Detuned Banks) so v\u1edbi B\u1ed9 l\u1ecdc th\u1ee5 \u0111\u1ed9ng (Tuned Filters) so v\u1edbi B\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ed9ng (Active Harmonic Filters)<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">M\u1ed9t d\u00e3y t\u1ee5 \u0111i\u1ec7n l\u1ec7ch t\u1ea7n b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng; b\u1ed9 l\u1ecdc c\u1ed9ng h\u01b0\u1edfng h\u01b0\u1edbng \u0111\u1ebfn m\u1ed9t b\u1eadc s\u00f3ng h\u00e0i; b\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i t\u00edch c\u1ef1c kh\u1eed b\u1ecf m\u00e9o d\u1ea1ng b\u1eb1ng \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Gi\u1eef cho ba c\u00f4ng vi\u1ec7c t\u00e1ch bi\u1ec7t khi b\u1ea1n \u0111\u1ecdc m\u1ed9t \u0111\u1ecbnh m\u1ee9c v\u1eadt t\u01b0:<\/p>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><strong>Cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng + t\u1ee5 \u0111i\u1ec7n:<\/strong> Hi\u1ec7u ch\u1ec9nh c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng c\u01a1 b\u1ea3n \u0111\u1ed3ng th\u1eddi tr\u00e1nh khu\u1ebfch \u0111\u1ea1i s\u00f3ng h\u00e0i. \u0110\u01b0\u1ee3c hi\u1ec3u r\u00f5 nh\u1ea5t l\u00e0 \u201cPFC an to\u00e0n\u201d trong c\u00e1c l\u01b0\u1edbi \u0111i\u1ec7n b\u1ecb m\u00e9o d\u1ea1ng.<\/li>\n<li style=\"margin:0 0 8px\"><strong>B\u1ed9 l\u1ecdc th\u1ee5 \u0111\u1ed9ng c\u1ed9ng h\u01b0\u1edfng<\/strong> Tr\u1edf kh\u00e1ng th\u1ea5p c\u00f3 ch\u1ee7 \u0111\u00edch \u1edf m\u1ed9t b\u1eadc \u0111\u01b0\u1ee3c ch\u1ecdn. C\u1ea7n thi\u1ebft k\u1ebf c\u1ea9n th\u1eadn \u0111\u1ec3 n\u00f3 kh\u00f4ng bi\u1ebfn th\u00e0nh m\u1ed9t nam ch\u00e2m ngo\u00e0i \u00fd mu\u1ed1n \u0111\u1ed1i v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n l\u1ec7ch chu\u1ea9n.<\/li>\n<li style=\"margin:0 0 8px\"><strong>B\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i t\u00edch c\u1ef1c (APF\/AHF):<\/strong> \u0110o l\u01b0\u1eddng v\u00e0 b\u01a1m d\u00f2ng \u0111i\u1ec7n b\u00f9. S\u1eed d\u1ee5ng khi vi\u1ec7c tu\u00e2n th\u1ee7 v\u1ec1 s\u00f3ng h\u00e0i ho\u1eb7c ch\u1ea5t l\u01b0\u1ee3ng quy tr\u00ecnh \u0111\u00f2i h\u1ecfi ph\u1ea3i kh\u1eed t\u00edch c\u1ef1c ch\u1ee9 kh\u00f4ng ch\u1ec9 b\u1ea3o v\u1ec7 t\u1ee5 \u0111i\u1ec7n.<\/li>\n<\/ul>\n<p style=\"margin:0 0 16px;line-height:1.7\">S\u1ef1 \u0111\u1ed1i l\u1eadp trong gi\u00e1o d\u1ee5c c\u1ee7a Schneider r\u1ea5t h\u1eefu \u00edch \u1edf \u0111\u00e2y: cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng l\u00e0 thi\u1ebft b\u1ecb th\u1ee5 \u0111\u1ed9ng v\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n; b\u1ed9 l\u1ecdc t\u00edch c\u1ef1c mang t\u00ednh \u0111\u1ed9ng; b\u1ed9 l\u1ecdc \u0111i\u1ec1u h\u01b0\u1edfng th\u00ec ch\u00ednh x\u00e1c nh\u01b0ng \u00edt dung sai h\u01a1n. Ng\u00f4n ng\u1eef mua s\u1eafm kh\u00f4ng n\u00ean g\u1ed9p c\u1ea3 ba th\u00e0nh \u201ccu\u1ed9n kh\u00e1ng s\u00f3ng h\u00e0i\u201d.\u201d<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">N\u1ebfu m\u1ed9t RFQ ch\u1ec9 ghi l\u00e0 \u201creactor,\u201d h\u00e3y h\u1ecfi xem c\u00f4ng d\u1ee5ng l\u00e0 gi\u1edbi h\u1ea1n d\u00f2ng kh\u1edfi \u0111\u1ed9ng, kh\u1eed \u0111i\u1ec1u\u8c10 cho PFC, hay l\u00e0 b\u1ed9 l\u1ecdc \u0111i\u1ec1u h\u01b0\u1edfng (tuned trap).<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"reactance-rate-in-plain-language\">T\u1ef7 l\u1ec7 ph\u1ea3n kh\u00e1ng b\u1eb1ng ng\u00f4n ng\u1eef th\u00f4ng th\u01b0\u1eddng<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">T\u1ef7 l\u1ec7 kh\u00e1ng \u0111i\u1ec7n l\u00e0 \u0111i\u1ec7n kh\u00e1ng c\u1ea3m \u1ee9ng c\u01a1 b\u1ea3n c\u1ee7a cu\u1ed9n kh\u00e1ng t\u00ednh theo t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m so v\u1edbi \u0111i\u1ec7n kh\u00e1ng t\u1ee5 \u0111i\u1ec7n\u2014v\u00e0 \u0111\u00e2y l\u00e0 c\u00e1ch c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">B\u1ea1n kh\u00f4ng ch\u1ecdn m\u1ed9t t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m ch\u1ec9 v\u00ec nghe c\u00f3 v\u1ebb cao c\u1ea5p. B\u1ea1n ch\u1ecdn n\u00f3 v\u00ec ph\u1ed5 s\u00f3ng h\u00e0i v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ed9ng h\u01b0\u1edfng m\u00e0 b\u1ea1n c\u1ea7n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">B\u1ea3n \u0111\u1ed3 c\u1ea5p \u0111\u1ed9 m\u1ee5c \u0111\u00edch kh\u00f4ng th\u1ec3 thay th\u1ebf cho m\u1ed9t nghi\u00ean c\u1ee9u kh\u1ea3o s\u00e1t hi\u1ec7n tr\u1ea1ng khu \u0111\u1ea5t.<\/p>\n<div class=\"b2b-table-scroll\" role=\"region\" aria-label=\"B\u1ea3ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 cu\u1ed9n\" tabindex=\"0\" style=\"width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 18px\">\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">C\u1ea5p t\u1ed1c \u0111\u1ed9 ph\u1ea3n kh\u00e1ng<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">C\u00f4ng vi\u1ec7c ti\u00eau bi\u1ec3u<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">C\u1ea3nh b\u00e1o ng\u01b0\u1eddi \u0111\u1ecdc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">V\u1ec1 0,1%\u20131%<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Ch\u1ee7 y\u1ebfu h\u1ea1n ch\u1ebf d\u00f2ng kh\u1edfi \u0111\u1ed9ng \u0111\u00f3ng c\u1eaft<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Kh\u00f4ng \u0111\u1ee7 khi n\u0103ng l\u01b0\u1ee3ng 5\/7 l\u00e0 v\u1eadt ch\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">V\u1ec1 4,5%\u20137%<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">L\u1ec7ch \u00e2m ph\u1ed5 bi\u1ebfn d\u01b0\u1edbi ph\u00edm th\u1ee9 5<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">X\u00e1c nh\u1eadn v\u1edbi ph\u1ed5 \u0111o \u0111\u1ea1c; k\u1ef3 v\u1ecdng \u0111i\u1ec7n \u00e1p t\u1ee5 \u0111i\u1ec7n cao h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Gi\u1edbi thi\u1ec7u v\u1ec1 12%\u201314%<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Kh\u1eed l\u1ec7ch t\u1ea7n m\u1ea1nh h\u01a1n khi n\u1ed9i dung s\u00f3ng h\u00e0i b\u1eadc 3 c\u00f3 \u00fd ngh\u0129a<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">V\u1eabn ch\u01b0a ph\u1ea3i l\u00e0 APF; hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng \u0111i\u1ec7n \u00e1p t\u0103ng l\u00ean<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin:0 0 16px;line-height:1.7\">Danh m\u1ee5c d\u00f2ng s\u1ea3n ph\u1ea9m CKSG do CNBYG c\u00f4ng b\u1ed1 li\u1ec7t k\u00ea nhi\u1ec1u lo\u1ea1i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt (bao g\u1ed3m 1%, 4,5%, 5,6%, 6%, 7%, 12%, 13,8% v\u00e0 14%) d\u00e0nh cho c\u00e1c m\u1ea1ng \u0111i\u1ec7n h\u1ea1 \u00e1p t\u1eeb 0,4 kV \u0111\u1ebfn 1,14 kV. S\u1ef1 \u0111a d\u1ea1ng n\u00e0y t\u1ed3n t\u1ea1i do c\u00e1c \u0111\u1ecba \u0111i\u1ec3m c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u00f4ng vi\u1ec7c c\u1ee7a b\u00e0i b\u00e1o d\u1eebng l\u1ea1i \u1edf m\u1ee5c \u0111\u00edch: kh\u1edbp t\u1ed1c \u0111\u1ed9 v\u1edbi ph\u1ed5 t\u1ea7n s\u1ed1 v\u00e0 v\u1edbi c\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p c\u1ee7a t\u1ee5 \u0111i\u1ec7n, sau \u0111\u00f3 x\u00e1c th\u1ef1c tr\u00ean d\u1ef1 \u00e1n - ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ec3 gi\u1ea3 v\u1edd r\u1eb1ng b\u1ea3ng tr\u00ean blog c\u00f3 th\u1ec3 thay th\u1ebf cho m\u1ed9t nghi\u00ean c\u1ee9u.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"when-to-choose-cnbyg-cksg-series-reactors\">Khi n\u00e0o n\u00ean ch\u1ecdn cu\u1ed9n kh\u00e1ng d\u00f2ng CNBYG CKSG<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">B\u1ea1n c\u1ea7n m\u1ed9t cu\u1ed9n kh\u00e1ng d\u00f2ng \u0111i\u1ec7n h\u1ea1 th\u1ebf (LV) ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u1ea5p t\u1ee5 \u0111i\u1ec7n? H\u00e3y m\u1edf CNBYG. <a href=\"https:\/\/cnbygele.com\/vi\/product\/cksg-series-low-voltage-series-reactors\/\">Cu\u1ed9n kh\u00e1ng h\u1ea1 th\u1ebf n\u1ed1i ti\u1ebfp d\u00f2ng CKSG<\/a> Trang ti\u1ebfp theo.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"H\u00ecnh \u1ea3nh s\u1ea3n ph\u1ea9m cu\u1ed9n kh\u00e1ng series CNBYG CKSG d\u00f9ng cho h\u1ec7 th\u1ed1ng t\u1ee5 b\u00f9 kh\u00e1ng \u0111i\u1ec7n (detuned capacitor banks)\" src=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/08\/reactor-capacitor-bank-recommend-cksg-1.webp\" \/><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">Tr\u00ean trang CKSG, c\u00e1c t\u1ee5 \u0111i\u1ec7n d\u00f9ng \u0111\u1ec3 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng b\u1edfi d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i, d\u00f2ng \u0111i\u1ec7n \u0111\u00f3ng c\u1eaft xung k\u00edch v\u00e0 \u0111i\u1ec7n \u00e1p v\u1eadn h\u00e0nh. Vi\u1ec7c l\u1eafp \u0111\u1eb7t cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp ph\u00eda tr\u01b0\u1edbc t\u1ee5 \u0111i\u1ec7n l\u00e0 c\u00e1ch d\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y x\u1eed l\u00fd c\u00e1c \u00e1p l\u1ef1c \u0111\u00f3 \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">C\u1ea5u tr\u00fac l\u00f5i s\u1eaft kh\u00f4 m\u1ed9t pha v\u00e0 ba pha, c\u00e1c ti\u1ebfp \u0111i\u1ec3m b\u1ea3o v\u1ec7 nhi\u1ec7t v\u00e0 k\u00edch th\u01b0\u1edbc th\u00e2n thi\u1ec7n v\u1edbi t\u1ee7 \u0111i\u1ec7n gi\u00fap ph\u1ea7n c\u1ee9ng s\u1eb5n s\u00e0ng l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n. T\u1ef7 l\u1ec7 \u0111i\u1ec7n kh\u00e1ng \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea \u1edf tr\u00ean v\u1eabn l\u00e0 \u0111\u00f2n b\u1ea9y ph\u00f9 h\u1ee3p cho ph\u1ed5 v\u00e0 \u0111i\u1ec7n \u00e1p t\u1ee5 \u0111i\u1ec7n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Kh\u1ea3 n\u0103ng qu\u00e1 t\u1ea3i c\u00f4ng b\u1ed1 \u0111\u1ea1t v\u1eadn h\u00e0nh li\u00ean t\u1ee5c l\u00ean t\u1edbi 1,35 l\u1ea7n, v\u1edbi \u0111\u1ed9 \u1ed3n kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 30 dB v\u00e0 m\u1ee9c ch\u1ecbu \u0111\u1ef1ng 5 kV\/ph\u00fat. H\u00e3y \u0111\u1ecdc nh\u1eefng th\u00f4ng tin n\u00e0y nh\u01b0 c\u00e1c th\u00f4ng s\u1ed1 th\u1ef1c t\u1ebf c\u1ee7a d\u00f2ng s\u1ea3n ph\u1ea9m, ch\u1ee9 kh\u00f4ng ph\u1ea3i nh\u01b0 m\u1ed9t l\u1eddi h\u1ee9a h\u1eb9n v\u1ec1 m\u1ed9t nh\u00e0 m\u00e1y ch\u01b0a \u0111\u01b0\u1ee3c \u0111o \u0111\u1ea1c.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">CKSG ph\u00f9 h\u1ee3p khi b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng ho\u1eb7c l\u00e0m m\u1edbi c\u00e1c t\u1ea7ng PFC kh\u00e1ng \u0111i\u1ec7n kh\u00e1ng t\u1ea3n nhi\u1ec7t ho\u1eb7c m\u1eafc n\u1ed1i ti\u1ebfp h\u1ea1 th\u1ebf (LV) v\u00e0 mu\u1ed1n c\u00f3 m\u1ed9t d\u00f2ng thi\u1ebft b\u1ecb kh\u00e1ng \u0111i\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a <a href=\"https:\/\/cnbygele.com\/vi\/reactive-power-compensator\/\">b\u1ed9 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng<\/a> ph\u1ee5 ki\u1ec7n (t\u1ee5 b\u00f9, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft chuy\u00ean d\u1ee5ng, kh\u1edfi \u0111\u1ed9ng t\u1eeb chuy\u00ean d\u1ee5ng cho t\u1ee5 b\u00f9).<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">B\u1ecf qua khi nhu c\u1ea7u ch\u00ednh l\u00e0 kh\u1eed s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ed9ng, k\u1ef9 thu\u1eadt cu\u1ed9n kh\u00e1ng tr\u1ea1m bi\u1ebfn \u00e1p trung th\u1ebf n\u1eb1m ngo\u00e0i ph\u1ea1m vi h\u1ea1 th\u1ebf \u0111\u00e3 c\u00f4ng b\u1ed1, ho\u1eb7c nghi\u00ean c\u1ee9u b\u1ed9 l\u1ecdc \u0111\u01a1n \u0111i\u1ec1u h\u01b0\u1edfng.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"faq\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3 style=\"margin:28px 0 12px\">\u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu m\u1ed9t d\u00e3y t\u1ee5 \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng c\u00f3 cu\u1ed9n kh\u00e1ng tr\u00ean m\u1ed9t thanh c\u00e1i ch\u1ee9a nhi\u1ec1u s\u00f3ng h\u00e0i?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">N\u00f3 c\u00f3 th\u1ec3 khu\u1ebfch \u0111\u1ea1i \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i th\u00f4ng qua hi\u1ec7n t\u01b0\u1ee3ng c\u1ed9ng h\u01b0\u1edfng v\u00e0 l\u00e0m qu\u00e1 nhi\u1ec7t c\u00e1c t\u1ee5 \u0111i\u1ec7n. C\u00e1c khi\u1ebfu n\u1ea1i th\u01b0\u1eddng g\u1eb7p t\u1eeb hi\u1ec7n tr\u01b0\u1eddng l\u00e0 \u0111\u1ee9t c\u1ea7u ch\u00ec v\u00e0 m\u00e9o d\u1ea1ng t\u0103ng l\u00ean sau khi c\u00e1c t\u1ea7ng \u0111\u00f3ng l\u1ea1i.<\/p>\n<h3 style=\"margin:28px 0 12px\">S\u1ef1 kh\u00e1c nhau gi\u1eefa cu\u1ed9n kh\u00e1ng h\u1ea1n ch\u1ebf d\u00f2ng ng\u1eafn m\u1ea1ch (current-limiting reactor) v\u00e0 cu\u1ed9n kh\u00e1ng l\u1ecdc s\u00f3ng h\u00e0i (detuned reactor) l\u00e0 g\u00ec?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Cu\u1ed9n kh\u00e1ng h\u1ea1n ch\u1ebf d\u00f2ng \u0111i\u1ec7n th\u01b0\u1eddng ch\u1ec9 chi\u1ebfm m\u1ed9t t\u1ef7 l\u1ec7 nh\u1ecf c\u1ee7a m\u1ed9t ph\u1ea7n tr\u0103m \u0111i\u1ec7n kh\u00e1ng c\u1ee7a t\u1ee5 \u0111i\u1ec7n v\u00e0 nh\u1eb1m m\u1ee5c \u0111\u00edch ch\u1ed1ng qu\u00e1 d\u00f2ng khi \u0111\u00f3ng \u0111i\u1ec7n. Cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng s\u1eed d\u1ee5ng t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m cao h\u01a1n \u0111\u1ec3 vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edfng LC n\u1eb1m d\u01b0\u1edbi s\u00f3ng h\u00e0i chi\u1ebfm \u01b0u th\u1ebf. Nhi\u1ec1u giai \u0111o\u1ea1n c\u00f4ng nghi\u1ec7p k\u1ebft h\u1ee3p c\u1ea3 hai nhu c\u1ea7u trong m\u1ed9t cu\u1ed9n c\u1ea3m n\u1ed1i ti\u1ebfp duy nh\u1ea5t.<\/p>\n<h3 style=\"margin:28px 0 12px\">T\u1ea1i sao vi\u1ec7c ch\u1ec9nh l\u1ec7ch t\u1ea7n (detuning) th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t th\u1ea5p h\u01a1n b\u1eadc s\u00f3ng h\u00e0i th\u1ee9 5?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">V\u00ec s\u00f3ng h\u00e0i b\u1eadc 5 th\u01b0\u1eddng l\u00e0 s\u00f3ng h\u00e0i \u0111\u1eb7c tr\u01b0ng m\u1ea1nh nh\u1ea5t tr\u00ean c\u00e1c thanh c\u00e1i c\u1ee7a b\u1ed9 ch\u1ec9nh l\u01b0u ba pha v\u00e0 bi\u1ebfn t\u1ea7n (VFD). Vi\u1ec7c gi\u1eef cho hi\u1ec7n t\u01b0\u1ee3ng c\u1ed9ng h\u01b0\u1edfng n\u1ed1i ti\u1ebfp th\u1ea5p h\u01a1n b\u1eadc \u0111\u00f3 gi\u00fap tr\u00e1nh vi\u1ec7c \u0111\u1eb7t t\u1ee5 b\u00f9 tr\u00f9ng v\u00e0o d\u1ea3i n\u0103ng l\u01b0\u1ee3ng \u0111\u00e3 t\u1ed3n t\u1ea1i s\u1eb5n.<\/p>\n<h3 style=\"margin:28px 0 12px\">Cu\u1ed9n kh\u00e1ng l\u1ecdc s\u00f3ng h\u00e0i (detuned reactor) c\u00f3 lo\u1ea1i b\u1ecf s\u00f3ng h\u00e0i gi\u1ed1ng nh\u01b0 b\u1ed9 l\u1ecdc t\u00edch c\u1ef1c (active filter) kh\u00f4ng?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Kh\u00f4ng. Vi\u1ec7c d\u1ecbch t\u1ea7n s\u1ed1 l\u00e0m t\u0103ng tr\u1edf kh\u00e1ng v\u00e0 tr\u00e1nh s\u1ef1 khu\u1ebfch \u0111\u1ea1i \u0111\u1ec3 PFC c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng an to\u00e0n h\u01a1n.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">B\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i t\u00edch c\u1ef1c b\u01a1m d\u00f2ng \u0111i\u1ec7n b\u00f9 v\u00e0o. Ch\u00fang c\u00f3 th\u1ec3 c\u00f9ng t\u1ed3n t\u1ea1i; ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ea3n ph\u1ea9m thay th\u1ebf cho nhau.<\/p>\n<h3 style=\"margin:28px 0 12px\">T\u1ea1i sao c\u00e1c d\u00e3y t\u1ee5 \u0111i\u1ec7n \u0111\u01b0\u1ee3c ch\u1ec9nh t\u1ea7n s\u1ed1 (detuned) l\u1ea1i c\u1ea7n \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p t\u1ee5 \u0111i\u1ec7n cao h\u01a1n?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Cu\u1ed9n kh\u00e1ng n\u1ed1i ti\u1ebfp g\u00e2y ra s\u1ef1 t\u0103ng \u0111i\u1ec7n \u00e1p tr\u00ean c\u00e1c t\u1ee5 \u0111i\u1ec7n. Vi\u1ec7c ch\u1ec9 \u0111\u1ecbnh c\u00e1c cell (ph\u1ea7n t\u1eed t\u1ee5) ch\u1ec9 d\u00e0nh cho \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0 m\u1ed9t s\u1ef1 kh\u00f4ng t\u01b0\u01a1ng th\u00edch ph\u1ed5 bi\u1ebfn tr\u00ean c\u00e1c b\u1ed9 t\u1ee5 kh\u00e1ng \u0111\u01b0\u1ee3c l\u1ecdc s\u00f3ng h\u00e0i (detuned).<\/p>\n<h3 style=\"margin:28px 0 12px\">N\u1ebfu m\u1ed9t b\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ed9ng \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t, t\u1ea1i sao v\u1eabn s\u1eed d\u1ee5ng t\u1ee5 \u0111i\u1ec7n kh\u00e1ng th\u1ee5 \u0111\u1ed9ng?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Do m\u00e9o ng\u00e0y c\u00e0ng t\u0103ng ho\u1eb7c ngo\u1ea1i nh\u1eadp, c\u1ed9ng v\u1edbi c\u01a1 ch\u1ebf c\u1ed9ng h\u01b0\u1edfng m\u1ea1ng l\u01b0\u1edbi t\u1ee5 \u0111i\u1ec7n, v\u1eabn c\u00f3 th\u1ec3 g\u00e2y c\u0103ng th\u1eb3ng cho c\u00e1c t\u1ea7ng PFC th\u00f4ng th\u01b0\u1eddng. C\u00e1c k\u1ef9 s\u01b0 di\u1ec5n \u0111\u00e0n th\u01b0\u1eddng t\u00e1ch bi\u1ec7t \u201cc\u00e1c th\u00e0nh ph\u1ea7n s\u00f3ng h\u00e0i \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi APF\u201d ra kh\u1ecfi \u201cc\u00e1c nh\u00e1nh PFC v\u1eabn ph\u1ea3i \u0111\u01b0\u1ee3c tinh ch\u1ec9nh l\u1ec7ch t\u1ea7n.\u201d<\/p>\n<h3 style=\"margin:28px 0 12px\">C\u00f3 b\u1eaft bu\u1ed9c ph\u1ea3i l\u1eafp cu\u1ed9n kh\u00e1ng cho m\u1ecdi b\u1ed9 t\u1ee5 \u0111i\u1ec7n kh\u00f4ng?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Kh\u00f4ng ph\u1ea3i tr\u00ean m\u1ecdi thanh c\u00e1i s\u1ea1ch, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng th\u1ea5p. T\u1ea1i c\u00e1c nh\u00e0 m\u00e1y hi\u1ec7n \u0111\u1ea1i c\u00f3 t\u1ea3i phi tuy\u1ebfn t\u00ednh v\u1eadt li\u1ec7u, c\u00e1c d\u00e3y t\u1ee5 b\u00f9 gh\u00e9p cu\u1ed9n kh\u00e1ng l\u00e0 m\u00f4 h\u00ecnh th\u1eadn tr\u1ecdng m\u1eb7c \u0111\u1ecbnh.<\/p>\n<h3 style=\"margin:28px 0 12px\">Ng\u01b0\u1eddi mua n\u00ean s\u1eed d\u1ee5ng d\u00f2ng s\u1ea3n ph\u1ea9m CKSG nh\u01b0 th\u1ebf n\u00e0o trong quy\u1ebft \u0111\u1ecbnh n\u00e0y?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Coi CKSG l\u00e0 t\u00f9y ch\u1ecdn cu\u1ed9n kh\u00e1ng d\u00f2ng LV \u0111\u1ec3 gh\u00e9p n\u1ed1i c\u00e1c c\u1ea5p t\u1ee5 \u0111i\u1ec7n sau khi ph\u1ed5 s\u00f3ng v\u00e0 \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c c\u1ee7a t\u1ee5 \u0111i\u1ec7n \u0111\u00e3 r\u00f5 r\u00e0ng. N\u00f3 \u0111\u1ea3m b\u1ea3o ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 \u1edf \u0111\u00e2y; n\u00f3 kh\u00f4ng thay th\u1ebf ho\u00e0n to\u00e0n cho nghi\u00ean c\u1ee9u s\u00f3ng h\u00e0i.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"references\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<ol style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\">Blog c\u1ee7a Schneider Electric <a href=\"https:\/\/blog.se.com\/sustainability\/2015\/10\/07\/what-are-detuned-reactors\/\" rel=\"nofollow noopener\" target=\"_blank\">Gi\u1ea3i m\u00e3 cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng: Kh\u00e1i ni\u1ec7m v\u00e0 l\u00fd do s\u1eed d\u1ee5ng<\/a><\/li>\n<li style=\"margin:0 0 8px\">Capacitor Connect \u2014 <a href=\"https:\/\/www.capacitorconnect.com\/what-are-detuned-reactors-and-how-are-they-used\/\" rel=\"nofollow noopener\" target=\"_blank\">Cu\u1ed9n kh\u00e1ng kh\u1eed \u0111i\u1ec1u h\u01b0\u1edfng l\u00e0 g\u00ec v\u00e0 ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li>\n<li style=\"margin:0 0 8px\">L\u1edbp h\u1ecdc chuy\u00ean s\u00e2u v\u1ec1 M\u1ea1ch \u0111i\u1ec7n <a href=\"https:\/\/circuitmasterclass.com\/capacitor-bank-reactor\/\" rel=\"nofollow noopener\" target=\"_blank\">T\u1ea1i sao cu\u1ed9n kh\u00e1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi c\u00e1c b\u1ed9 t\u1ee5 \u0111i\u1ec7n<\/a><\/li>\n<li style=\"margin:0 0 8px\">Di\u1ec5n \u0111\u00e0n MikeHolt <a href=\"https:\/\/forums.mikeholt.com\/threads\/reactor-calculation.49886\/\" rel=\"nofollow noopener\" target=\"_blank\">T\u00ednh to\u00e1n l\u00f2 ph\u1ea3n \u1ee9ng<\/a><\/li>\n<li style=\"margin:0 0 8px\">C\u00e1ch l\u01b0u tr\u1eef \u0111i\u1ec7n n\u0103ng \u2014 <a href=\"https:\/\/howtostoreelectricity.com\/power-quality\/\" rel=\"nofollow noopener\" target=\"_blank\">Ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng 2026: S\u00f3ng h\u00e0i, s\u1ee5t \u00e1p, IEEE 519, BESS<\/a><\/li>\n<\/ol>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Learn why series and detuned reactors protect capacitor banks from harmonic resonance and switching inrush\u2014and when a plain PFC bank is the wrong default.<\/p>","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2441","post","type-post","status-publish","format-standard","hentry","category-blog"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7}},"acf":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/posts\/2441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/comments?post=2441"}],"version-history":[{"count":1,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/posts\/2441\/revisions"}],"predecessor-version":[{"id":2527,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/posts\/2441\/revisions\/2527"}],"wp:attachment":[{"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/media?parent=2441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/categories?post=2441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/tags?post=2441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}