{"id":1840,"date":"2026-07-03T11:56:38","date_gmt":"2026-07-03T03:56:38","guid":{"rendered":"https:\/\/cnbygele.com\/?p=1840"},"modified":"2026-07-08T12:01:50","modified_gmt":"2026-07-08T04:01:50","slug":"static-var-generator-svg-capacity-selection-and-technical-parameter-guide","status":"publish","type":"post","link":"https:\/\/cnbygele.com\/vi\/blog\/static-var-generator-svg-capacity-selection-and-technical-parameter-guide\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn L\u1ef1a ch\u1ecdn C\u00f4ng su\u1ea5t v\u00e0 Th\u00f4ng s\u1ed1 K\u1ef9 thu\u1eadt c\u1ee7a Thi\u1ebft b\u1ecb b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh (SVG)"},"content":{"rendered":"<article class=\"svg-guide-article\">Lo\u1ea1i t\u00e0i li\u1ec7u: S\u1ed5 tay Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/p>\n<header>H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch v\u1ec1 vi\u1ec7c l\u1ef1a ch\u1ecdn dung l\u01b0\u1ee3ng, y\u00eau c\u1ea7u kh\u1ea3o s\u00e1t hi\u1ec7n tr\u01b0\u1eddng, ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n, v\u1eadn h\u00e0nh song song nhi\u1ec1u m\u00f4-\u0111un, c\u1ea5u h\u00ecnh CT v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n tri\u1ec3n khai k\u1ef9 thu\u1eadt cho m\u1ed9t <a href=\"https:\/\/cnbygele.com\/vi\/power-quality-system\/\">B\u1ed9 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG<\/a>. N\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c d\u1ef1 \u00e1n qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng c\u00f4ng nghi\u1ec7p, t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng.<\/header>\n<section>\n<h2>1. Gi\u1edbi thi\u1ec7u v\u1ec1 l\u1ef1a ch\u1ecdn B\u1ed9 t\u1ea1o c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG<\/h2>\n<p>B\u1ed9 t\u1ea1o c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb c\u1ed1t l\u00f5i trong qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng hi\u1ec7n \u0111\u1ea1i. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng su\u1ea5t SVG \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ef7 l\u1ec7 \u0111\u1ea1t chu\u1ea9n h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i, chu k\u1ef3 thu h\u1ed3i v\u1ed1n \u0111\u1ea7u t\u01b0 v\u00e0 tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i c\u1ee7a thi\u1ebft b\u1ecb. Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng su\u1ea5t SVG kh\u00f4ng n\u00ean m\u00f9 qu\u00e1ng theo \u0111u\u1ed5i c\u00f4ng su\u1ea5t l\u1edbn h\u01a1n. Thay v\u00e0o \u0111\u00f3, n\u00f3 n\u00ean \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n m\u1ed9t c\u00e1ch khoa h\u1ecdc d\u1ef1a tr\u00ean d\u1eef li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng t\u1ea1i ch\u1ed7 ch\u00ednh x\u00e1c, \u0111\u1eb7c t\u00ednh t\u1ea3i v\u00e0 m\u1ee5c ti\u00eau b\u00f9 d\u1ef1 ki\u1ebfn.<\/p>\n<div class=\"svg-note-box\">\n<p>N\u1ebfu dung l\u01b0\u1ee3ng SVG \u0111\u01b0\u1ee3c ch\u1ecdn qu\u00e1 nh\u1ecf, thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 ph\u1ea3i v\u1eadn h\u00e0nh \u1edf t\u1ea3i t\u1ed1i \u0111a ho\u1eb7c qu\u00e1 t\u1ea3i trong th\u1eddi gian d\u00e0i v\u00e0 kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u v\u1ec1 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 0,95 ho\u1eb7c 0,98. N\u1ebfu dung l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c ch\u1ecdn qu\u00e1 l\u1edbn, n\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c \u0111\u1ea7u t\u01b0 kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 l\u00e3ng ph\u00ed chi ph\u00ed ph\u1ea7n c\u1ee9ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1842 size-medium alignnone\" src=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-300x300.webp\" alt=\"Thi\u1ebft b\u1ecb b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng SVG\" width=\"300\" height=\"300\" srcset=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-300x300.webp 300w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-150x150.webp 150w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-768x768.webp 768w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-12x12.webp 12w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-500x500.webp 500w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-600x600.webp 600w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators-100x100.webp 100w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/1.SVG-reactive-power-compensators.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<\/div>\n<\/section>\n<section>\n<h2>2. Kh\u1ea3o s\u00e1t hi\u1ec7n tr\u01b0\u1eddng v\u00e0 Y\u00eau c\u1ea7u Thu th\u1eadp Th\u00f4ng s\u1ed1 C\u1ed1t l\u00f5i<\/h2>\n<p>Tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn c\u00f4ng su\u1ea5t c\u1ee7a B\u1ed9 t\u1ea1o c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG, c\u00e1c th\u00f4ng s\u1ed1 \u0111i\u1ec7n ch\u00ednh ph\u1ea3i \u0111\u01b0\u1ee3c thu th\u1eadp th\u00f4ng qua kh\u1ea3o s\u00e1t th\u1ef1c t\u1ebf, xem x\u00e9t b\u1ea3n v\u1ebd, \u0111\u1ecdc ch\u1ec9 s\u1ed1 t\u1eeb \u0111\u1ed3ng h\u1ed3 \u0111a n\u0103ng ho\u1eb7c ki\u1ec3m tra b\u1eb1ng m\u00e1y ph\u00e2n t\u00edch ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng.<\/p>\n<div class=\"svg-table-wrap\">\n<table class=\"svg-guide-table\">\n<thead>\n<tr>\n<th>Tham s\u1ed1<\/th>\n<th>\u0110\u01a1n v\u1ecb chung<\/th>\n<th>Ngu\u1ed3n \/ Ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng<\/th>\n<th>M\u1ee5c \u0111\u00edch k\u1ef9 thu\u1eadt<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Dung l\u01b0\u1ee3ng m\u00e1y bi\u1ebfn \u00e1p S<sub>T<\/sub><\/td>\n<td>kVA<\/td>\n<td>Nh\u00e3n m\u00e1y bi\u1ebfn \u00e1p ho\u1eb7c s\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i<\/td>\n<td>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m t\u00e0i li\u1ec7u tham kh\u1ea3o c\u01a1 b\u1ea3n \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u1ed5ng n\u0103ng l\u1ef1c ch\u1ecbu t\u1ea3i c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 \u01b0\u1edbc t\u00ednh th\u1ef1c nghi\u1ec7m<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng su\u1ea5t t\u00e1c d\u1ee5ng th\u1ef1c P<\/td>\n<td>kW<\/td>\n<td>\u0110\u1ed3ng h\u1ed3 \u0111a ch\u1ee9c n\u0103ng t\u1ea1i ch\u1ed7 ho\u1eb7c thi\u1ebft b\u1ecb ph\u00e2n t\u00edch ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng<\/td>\n<td>D\u1eef li\u1ec7u tham kh\u1ea3o ch\u00ednh \u0111\u1ec3 t\u00ednh to\u00e1n kho\u1ea3ng ch\u00eanh l\u1ec7ch c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng th\u1ef1c t\u1ebf<\/td>\n<\/tr>\n<tr>\n<td>H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t ban \u0111\u1ea7u cos\u03c6<sub>1<\/sub><\/td>\n<td>&#8211;<\/td>\n<td>H\u00f3a \u0111\u01a1n ti\u1ec1n \u0111i\u1ec7n l\u1ecbch s\u1eed, d\u1eef li\u1ec7u c\u00f4ng t\u01a1 th\u1eddi gian th\u1ef1c, ho\u1eb7c h\u1ed3 s\u01a1 l\u1ecbch s\u1eed<\/td>\n<td>Bi\u1ec3u th\u1ecb h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t t\u1ef1 nhi\u00ean tr\u01b0\u1edbc khi b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng<\/td>\n<\/tr>\n<tr>\n<td>H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t m\u1ee5c ti\u00eau cos\u03c6<sub>2<\/sub><\/td>\n<td>&#8211;<\/td>\n<td>\u0110\u01b0\u1ee3c thi\u1ebft l\u1eadp theo ti\u00eau chu\u1ea9n \u0111i\u1ec7n l\u1ef1c \u0111\u1ecba ph\u01b0\u01a1ng ho\u1eb7c y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng<\/td>\n<td>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t trong kho\u1ea3ng t\u1eeb 0,95 \u0111\u1ebfn 0,99 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh g\u00f3c b\u00f9 m\u1ee5c ti\u00eau<\/td>\n<\/tr>\n<tr>\n<td>T\u1ed5ng \u0111\u1ed9 m\u00e9o h\u00e0i d\u00f2ng \u0111i\u1ec7n THDi<\/td>\n<td>%<\/td>\n<td>\u0110\u01b0\u1ee3c \u0111o \u1edf ph\u00eda t\u1ea3i ch\u00ednh b\u1eb1ng m\u00e1y ph\u00e2n t\u00edch ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng<\/td>\n<td>D\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem c\u00f3 t\u1ed3n t\u1ea1i t\u1ea3i phi tuy\u1ebfn t\u00ednh nghi\u00eam tr\u1ecdng hay kh\u00f4ng v\u00e0 c\u00f3 c\u1ea7n dung l\u01b0\u1ee3ng d\u1ef1 tr\u1eef s\u00f3ng h\u00e0i hay kh\u00f4ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section>\n<h2>3. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n c\u00f4ng su\u1ea5t thi\u1ebft b\u1ecb b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG<\/h2>\n<h3>3.1 Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh c\u00f4ng th\u1ee9c ch\u00ednh x\u00e1c<\/h3>\n<p>Khi c\u00f3 s\u1eb5n d\u1eef li\u1ec7u c\u00f4ng su\u1ea5t t\u00e1c d\u1ee5ng v\u00e0 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t th\u1ef1c t\u1ebf t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, n\u00ean \u01b0u ti\u00ean ph\u01b0\u01a1ng ph\u00e1p c\u00f4ng th\u1ee9c l\u01b0\u1ee3ng gi\u00e1c \u0111\u1ec3 t\u00ednh to\u00e1n ch\u00ednh x\u00e1c dung l\u01b0\u1ee3ng b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng y\u00eau c\u1ea7u.<\/p>\n<div class=\"svg-formula-box\"><strong>C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n:<\/strong><span class=\"svg-formula\">Qc = P \u00d7 (tan\u03c61 &#8211; tan\u03c62)<\/span><\/div>\n<p>\u1ede \u0111\u00e2u:<\/p>\n<ul>\n<li><strong>Qu\u1ea3ng c\u00e1o<\/strong>T\u1ed5ng dung l\u01b0\u1ee3ng b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng m\u00e0 h\u1ec7 th\u1ed1ng y\u00eau c\u1ea7u, t\u00ednh b\u1eb1ng kvar.<\/li>\n<li><strong>P<\/strong>C\u00f4ng su\u1ea5t t\u00e1c d\u1ee5ng v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf l\u1edbn nh\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng, t\u00ednh b\u1eb1ng kW.<\/li>\n<li><strong>\u03c61<\/strong>G\u00f3c h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t ban \u0111\u1ea7u tr\u01b0\u1edbc khi b\u00f9, \u03c61 = arccos(cos\u03c61).<\/li>\n<li><strong>\u03c62<\/strong>G\u00f3c h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t m\u1ee5c ti\u00eau sau khi b\u00f9, \u03c62 = arccos(cos\u03c62).<\/li>\n<\/ul>\n<div class=\"svg-section-card\">\n<h3>3.2 V\u00ed d\u1ee5 T\u00ednh to\u00e1n Ch\u1ecdn C\u1ea5p \u0111\u1ed9 SVG Ti\u00eau chu\u1ea9n<\/h3>\n<p>M\u1ed9t doanh nghi\u1ec7p c\u00f4ng nghi\u1ec7p c\u00f3 m\u00e1y bi\u1ebfn \u00e1p 1000 kVA. Sau khi ki\u1ec3m tra, c\u00f4ng su\u1ea5t t\u00e1c d\u1ee5ng t\u1ed1i \u0111a th\u1ef1c t\u1ebf l\u00e0 <span class=\"svg-highlight\">P = 800 kW<\/span>. H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t t\u1ef1 nhi\u00ean tr\u01b0\u1edbc khi b\u00f9 l\u00e0 <span class=\"svg-highlight\">cos\u03c61 = 0,75<\/span>. C\u00f4ng ty \u0111i\u1ec7n l\u1ef1c y\u00eau c\u1ea7u h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t m\u1ee5c ti\u00eau \u0111\u1ea1t \u0111\u01b0\u1ee3c <span class=\"svg-highlight\">cos\u03c62 = 0,95<\/span>.<\/p>\n<ol class=\"svg-step-list\">\n<li>T\u00ednh gi\u00e1 tr\u1ecb tang c\u1ee7a g\u00f3c ban \u0111\u1ea7u:<br \/>\n<strong>tan\u03c61 = tan(arccos(0.75)) \u2248 0.882<\/strong><\/li>\n<li>T\u00ednh gi\u00e1 tr\u1ecb tang c\u1ee7a g\u00f3c m\u1ee5c ti\u00eau:<br \/>\n<strong>tan\u03c62 = tan(arccos(0.95)) \u2248 0.329<\/strong><\/li>\n<li>Thay th\u1ebf v\u00e0o c\u00f4ng th\u1ee9c \u0111\u1ec3 t\u00ednh to\u00e1n \u0111\u1ed9 l\u1ec7ch c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng l\u00fd thuy\u1ebft:<br \/>\n<strong>Qc = 800 \u00d7 (0.882 &#8211; 0.329) = 800 \u00d7 0.553 = 442.4 kvar<\/strong><\/li>\n<li>C\u1ea7n t\u00ednh \u0111\u1ebfn bi\u00ean \u0111\u1ed9 an to\u00e0n k\u1ef9 thu\u1eadt. C\u00e1c khu c\u00f4ng nghi\u1ec7p th\u01b0\u1eddng y\u00eau c\u1ea7u bi\u00ean \u0111\u1ed9 an to\u00e0n t\u1eeb 10% \u0111\u1ebfn 20%. L\u1ea5y h\u1ec7 s\u1ed1 1,15 l\u00e0m bi\u00ean \u0111\u1ed9 an to\u00e0n:<br \/>\n<strong>442,4 \u00d7 1,15 = 508,76 kvar<\/strong><\/li>\n<\/ol>\n<p>Do \u0111\u00f3, c\u1ea5u h\u00ecnh \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho d\u1ef1 \u00e1n n\u00e0y l\u00e0 <strong>H\u1ec7 th\u1ed1ng SVG t\u1ea1o c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh 500 kvar ho\u1eb7c 550 kvar<\/strong>.<\/p>\n<\/div>\n<h3>3.3 Ph\u01b0\u01a1ng ph\u00e1p \u01af\u1edbc l\u01b0\u1ee3ng Th\u1ef1c nghi\u1ec7m t\u1ea1i Hi\u1ec7n tr\u01b0\u1eddng<\/h3>\n<p>Trong giai \u0111o\u1ea1n l\u1eadp k\u1ebf ho\u1ea1ch s\u1edbm c\u1ee7a d\u1ef1 \u00e1n, n\u1ebfu tr\u1ea1m ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n, ch\u01b0a ch\u1ea1y th\u1eed nghi\u1ec7m, ho\u1eb7c t\u1ea1m th\u1eddi kh\u00f4ng th\u1ec3 thu th\u1eadp \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u c\u00f4ng su\u1ea5t t\u00e1c d\u1ee5ng v\u00e0 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t ch\u00ednh x\u00e1c, c\u00f4ng su\u1ea5t c\u1ee7a SVG c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh theo c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p.<\/p>\n<ul>\n<li>C\u00e1c t\u1ea3i c\u00f4ng nghi\u1ec7p \u0111i\u1ec3n h\u00ecnh: C\u00f4ng su\u1ea5t c\u1ee7a b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 (SVG) th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp trong kho\u1ea3ng t\u1eeb 30% \u0111\u1ebfn 40% so v\u1edbi t\u1ed5ng c\u00f4ng su\u1ea5t m\u00e1y bi\u1ebfn \u00e1p. V\u00ed d\u1ee5, m\u1ed9t m\u00e1y bi\u1ebfn \u00e1p 1000 kVA th\u01b0\u1eddng c\u1ea7n m\u1ed9t b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 (SVG) c\u00f3 c\u00f4ng su\u1ea5t t\u1eeb 300 kvar \u0111\u1ebfn 400 kvar.<\/li>\n<li>\u0110\u1ed1i v\u1edbi t\u1ea3i c\u1ea3m kh\u00e1ng n\u1eb7ng ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 th\u01b0\u1eddng xuy\u00ean: \u0110\u1ed1i v\u1edbi m\u00e1y tr\u1ee5c m\u1ecf, tr\u1ea1m tr\u1ed9n l\u1edbn, nh\u00e0 m\u00e1y c\u00e1n th\u00e9p v\u00e0 c\u00e1c t\u1ea3i kh\u00e1c c\u00f3 t\u00e1c \u0111\u1ed9ng c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng nghi\u00eam tr\u1ecdng,<a href=\"https:\/\/cnbygele.com\/vi\/power-quality-system\/\"> SVG<\/a> C\u00f4ng su\u1ea5t \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb n\u1eb1m trong kho\u1ea3ng t\u1eeb 40% \u0111\u1ebfn 50% so v\u1edbi t\u1ed5ng c\u00f4ng su\u1ea5t m\u00e1y bi\u1ebfn \u00e1p ho\u1eb7c cao h\u01a1n.<\/li>\n<li>C\u00e1c t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i, tr\u01b0\u1eddng h\u1ecdc v\u00e0 khu c\u00f4ng nghi\u1ec7p nh\u1eb9: \u0110\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf c\u00f3 t\u1ea3i ch\u1ee7 y\u1ebfu l\u00e0 t\u1ea3i kh\u00e1ng v\u00e0 nhu c\u1ea7u c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng th\u1ea5p, c\u00f4ng su\u1ea5t SVG c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u1edf m\u1ee9c t\u1eeb 20% \u0111\u1ebfn 30% so v\u1edbi t\u1ed5ng c\u00f4ng su\u1ea5t m\u00e1y bi\u1ebfn \u00e1p.<\/li>\n<\/ul>\n<\/section>\n<section>\n<h2>4. V\u1eadn h\u00e0nh song song \u0111a m\u00f4-\u0111un v\u00e0 l\u1ef1a ch\u1ecdn dung l\u01b0\u1ee3ng h\u1ed7n h\u1ee3p<\/h2>\n<p>Trong c\u00e1c d\u1ef1 \u00e1n k\u1ef9 thu\u1eadt th\u1ef1c t\u1ebf, dung l\u01b0\u1ee3ng l\u1edbn <strong>H\u1ec7 th\u1ed1ng SVG (Static Var Generator - M\u00e1y b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh)<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch m\u1eafc song song nhi\u1ec1u m\u00f4-\u0111un dung l\u01b0\u1ee3ng ti\u00eau chu\u1ea9n, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c m\u00f4-\u0111un 50 kvar ho\u1eb7c 100 kvar.<\/p>\n<h3>4.1 Logic Ph\u00e2n B\u1ed1 C\u00f4ng Su\u1ea5t cho V\u1eadn H\u00e0nh Song Song H\u1ed7n H\u1ee3p<\/h3>\n<p>Khi c\u00e1c module SVG c\u00f3 dung l\u01b0\u1ee3ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 module 100 kvar v\u00e0 200 kvar, c\u1ea7n v\u1eadn h\u00e0nh song song do kh\u00f4ng gian h\u1ea1n ch\u1ebf ho\u1eb7c y\u00eau c\u1ea7u c\u1ea3i t\u1ea1o, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng ph\u1ea3i h\u1ed7 tr\u1ee3 logic ph\u00e2n ph\u1ed1i v\u00e0 \u0111i\u1ec1u khi\u1ec3n d\u00f2ng \u0111i\u1ec7n \u0111a module m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/p>\n<div class=\"svg-section-card\">\n<h3>4.2 X\u00e1c \u0111\u1ecbnh hi\u1ec7n t\u1ea1i v\u00e0 Ph\u00e2n ph\u1ed1i \u0111\u1ed9ng<\/h3>\n<p>Thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n ch\u00ednh ph\u1ea3i ph\u00e2n ph\u1ed1i \u0111\u1ed9ng v\u00e0 t\u1ef7 l\u1ec7 d\u00f2ng \u0111i\u1ec7n b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng theo c\u00f4ng su\u1ea5t \u0111\u1ea7u ra \u0111\u1ecbnh m\u1ee9c c\u1ee7a t\u1eebng m\u00f4-\u0111un m\u1eafc song song. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c m\u00f4-\u0111un c\u00f3 c\u00f4ng su\u1ea5t nh\u1ecf b\u1ecb qu\u00e1 t\u1ea3i trong khi c\u00e1c m\u00f4-\u0111un c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn l\u1ea1i kh\u00f4ng \u0111\u01b0\u1ee3c t\u1eadn d\u1ee5ng h\u1ebft c\u00f4ng su\u1ea5t.<\/p>\n<\/div>\n<div class=\"svg-section-card\">\n<h3>4.3 Truy\u1ec1n tham s\u1ed1 d\u01b0\u1edbi ki\u1ebfn tr\u00fac Ch\u1ee7-T\u1edb<\/h3>\n<p>Trong ki\u1ebfn tr\u00fac \u0111i\u1ec1u khi\u1ec3n ch\u1ee7-t\u1edb, thi\u1ebft b\u1ecb ch\u1ee7 ph\u1ea3i thu th\u1eadp t\u1ed5ng d\u00f2ng \u0111i\u1ec7n theo th\u1eddi gian th\u1ef1c v\u00e0 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c th\u1ef1c t\u1ebf c\u1ee7a t\u1eebng m\u00f4-\u0111un t\u1edb. Vi\u1ec7c t\u00ednh to\u00e1n t\u1ed5ng d\u00f2ng \u0111i\u1ec7n v\u00e0 truy\u1ec1n t\u1ef7 l\u1ec7 bi\u1ebfn d\u00f2ng (CT) ph\u1ea3i \u0111\u01b0\u1ee3c duy tr\u00ec ho\u00e0n to\u00e0n nh\u1ea5t qu\u00e1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ecdi l\u1ec7nh b\u00f9 \u0111\u1eafp \u0111\u1ec1u n\u1eb1m trong ph\u1ea1m vi v\u1eadn h\u00e0nh an to\u00e0n c\u1ee7a m\u00f4-\u0111un t\u01b0\u01a1ng \u1ee9ng.<img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1843 size-medium alignnone\" src=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-300x300.webp\" alt=\"B\u1ed9 l\u1ecdc s\u00f3ng h\u00e0i ch\u1ee7 \u0111\u1ed9ng AHF\" width=\"300\" height=\"300\" srcset=\"https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-300x300.webp 300w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-150x150.webp 150w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-768x768.webp 768w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-12x12.webp 12w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-500x500.webp 500w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-600x600.webp 600w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter-100x100.webp 100w, https:\/\/cnbygele.com\/wp-content\/uploads\/2026\/07\/3.1-AHF-Active-Harmonic-Filter.webp 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<\/div>\n<\/section>\n<section>\n<h2>5. Y\u00eau c\u1ea7u c\u1ea5u h\u00ecnh Ch\u1ea1y th\u1eed h\u1ec7 th\u1ed1ng v\u00e0 L\u1ea5y m\u1eabu CT<\/h2>\n<p>L\u1ef1a ch\u1ecdn dung l\u01b0\u1ee3ng SVG ph\u00f9 h\u1ee3p ch\u1ec9 l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean. Vi\u1ec7c l\u1eafp \u0111\u1eb7t ch\u00ednh x\u00e1c v\u00e0 c\u1ea5u h\u00ecnh chu\u1ea9n x\u00e1c c\u1ee7a bi\u1ebfn d\u00f2ng (CT - current transformer) \u0111\u00f3ng vai tr\u00f2 quy\u1ebft \u0111\u1ecbnh \u0111\u1ed1i v\u1edbi <strong>B\u1ed9 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG<\/strong> c\u00f3 th\u1ec3 xu\u1ea5t c\u00f4ng su\u1ea5t b\u00ecnh th\u01b0\u1eddng v\u00e0 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t c\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau y\u00eau c\u1ea7u hay kh\u00f4ng.<\/p>\n<h3>5.1 Y\u00eau c\u1ea7u v\u1ec1 Ph\u1ed1i h\u1ee3p T\u1ef7 s\u1ed1 Bi\u1ebfn d\u00f2ng (CT) v\u00e0 C\u00e0i \u0111\u1eb7t<\/h3>\n<p>T\u1ef7 l\u1ec7 bi\u1ebfn d\u00f2ng (CT ratio), ch\u1eb3ng h\u1ea1n nh\u01b0 1000\/5 ho\u1eb7c 2000\/5, ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn theo t\u1ed5ng d\u00f2ng \u0111i\u1ec7n t\u1ed1i \u0111a c\u1ee7a m\u1ea1ch ph\u00e2n ph\u1ed1i. Th\u00f4ng s\u1ed1 t\u1ef7 l\u1ec7 CT \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ch\u00ednh c\u1ee7a SVG ph\u1ea3i ho\u00e0n to\u00e0n gi\u1ed1ng v\u1edbi thi\u1ebft b\u1ecb CT \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t th\u1ef1c t\u1ebf.<\/p>\n<div class=\"svg-warning-box\">\n<p>Trong qu\u00e1 tr\u00ecnh ch\u1ea1y th\u1eed h\u1ec7 th\u1ed1ng SVG song song nhi\u1ec1u m\u00f4-\u0111un, t\u1ef7 s\u1ed1 bi\u1ebfn d\u00f2ng (CT) \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t b\u1edfi kh\u1ed1i ch\u1ee7 ph\u1ea3i \u0111\u01b0\u1ee3c truy\u1ec1n ch\u00ednh x\u00e1c \u0111\u1ebfn t\u1eebng m\u00f4-\u0111un ph\u1ee5 m\u1eafc song song. N\u1ebfu logic b\u00ean trong b\u1ecb l\u1ec7ch trong qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n t\u1ed5ng d\u00f2ng \u0111i\u1ec7n ho\u1eb7c truy\u1ec1n t\u1ef7 s\u1ed1 CT, SVG c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n sai t\u00ecnh tr\u1ea1ng c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n, d\u1eabn \u0111\u1ebfn kh\u00f4ng c\u00f3 \u0111\u1ea7u ra, b\u00f9 qu\u00e1 m\u1ee9c, ho\u1eb7c c\u1ed9ng h\u01b0\u1edfng song song v\u1edbi c\u00e1c d\u00e3y t\u1ee5 \u0111i\u1ec7n.<\/p>\n<\/div>\n<h3>5.2 Ph\u00f2ng ng\u1eeba l\u1ed7i c\u1ef1c t\u00ednh CT v\u00e0 v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t v\u1eadt l\u00fd<\/h3>\n<p>Trong qu\u00e1 tr\u00ecnh \u0111i d\u00e2y t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, c\u1ef1c t\u00ednh v\u00e0 v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t c\u1ee7a CT l\u1ea5y m\u1eabu l\u00e0 nh\u1eefng nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn g\u00e2y ra l\u1ed7i ch\u1ea1y th\u1eed.<\/p>\n<ul>\n<li>V\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t: Bi\u1ebfn d\u00f2ng (CT) ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u00eda l\u01b0\u1edbi \u0111i\u1ec7n ho\u1eb7c ph\u00eda t\u1ea3i, \u0111\u1ed3ng th\u1eddi ph\u1ea3i ch\u1ecdn \u0111\u00fang ch\u1ebf \u0111\u1ed9 v\u1ecb tr\u00ed l\u1ea5y m\u1eabu t\u01b0\u01a1ng \u1ee9ng trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n SVG.<\/li>\n<li>C\u00e0i \u0111\u1eb7t v\u1ecb tr\u00ed sai: N\u1ebfu CT \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t v\u1eadt l\u00fd \u1edf ph\u00eda t\u1ea3i nh\u01b0ng ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t l\u00e0 l\u1ea5y m\u1eabu \u1edf ph\u00eda l\u01b0\u1edbi \u0111i\u1ec7n, SVG c\u00f3 th\u1ec3 ph\u00e1t c\u00f4ng su\u1ea5t theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i, g\u00e2y ra l\u1ed7i \u0111i\u1ec1u khi\u1ec3n v\u00f2ng k\u00edn.<\/li>\n<li>Tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t chi\u1ec1u c\u1ef1c: Ph\u00eda P1 c\u1ee7a m\u00e1y bi\u1ebfn d\u00f2ng (CT) ph\u1ea3i h\u01b0\u1edbng v\u1ec1 ph\u00eda l\u01b0\u1edbi \u0111i\u1ec7n \u0111i v\u00e0o, v\u00e0 ph\u00eda P2 ph\u1ea3i h\u01b0\u1edbng v\u1ec1 ph\u00eda t\u1ea3i. C\u00e1c \u0111\u1ea7u d\u00e2y th\u1ee9 c\u1ea5p S1 v\u00e0 S2 ph\u1ea3i t\u01b0\u01a1ng \u1ee9ng nghi\u00eam ng\u1eb7t v\u1edbi c\u00e1c \u0111\u1ea7u v\u00e0o l\u1ea5y m\u1eabu SVG.<\/li>\n<\/ul>\n<h3>5.3 M\u00f4i tr\u01b0\u1eddng l\u01b0\u1edbi \u0111i\u1ec7n b\u00ean ngo\u00e0i v\u00e0 ph\u00f2ng ng\u1eeba s\u1ef1 c\u1ed1 b\u1ea5t th\u01b0\u1eddng<\/h3>\n<p>T\u1ea1i c\u00e1c c\u00f4ng tr\u00ecnh c\u00f4ng nghi\u1ec7p ho\u1eb7c khai th\u00e1c m\u1ecf v\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111i d\u00e2y kh\u1eafc nghi\u1ec7t, thi\u1ebft b\u1ecb SVG th\u01b0\u1eddng ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c nghi\u00eam tr\u1ecdng t\u1eeb l\u01b0\u1edbi \u0111i\u1ec7n b\u00ean ngo\u00e0i.<\/p>\n<div class=\"svg-section-card\">\n<h3>5.4 T\u00e1c \u0111\u1ed9ng c\u1ee7a qu\u00e1 t\u1ea3i b\u00ean ngo\u00e0i v\u00e0 dao \u0111\u1ed9ng \u0111i\u1ec7n \u00e1p l\u01b0\u1edbi<\/h3>\n<p>M\u1ed9t s\u1ed1 tr\u1ea1m c\u00f3 t\u00ecnh tr\u1ea1ng dao \u0111\u1ed9ng \u0111i\u1ec7n \u00e1p nghi\u00eam tr\u1ecdng, s\u00e9t \u0111\u00e1nh, qu\u00e1 \u00e1p \u0111\u00f3ng c\u1eaft ho\u1eb7c qu\u00e1 \u00e1p do ho\u1ea1t \u0111\u1ed9ng c\u1ee7a aptomat. C\u00e1c hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 \u00e1p b\u00ean ngo\u00e0i n\u00e0y c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb qua \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n v\u00e0 l\u00e0m h\u1ecfng c\u00e1c linh ki\u1ec7n \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n \u00e1p th\u1ea5p b\u00ean\u00ean trong, ch\u1eb3ng h\u1ea1n nh\u01b0 r\u01a1-le \u0111i\u1ec1u khi\u1ec3n \u0111\u00f3ng c\u1eaft v\u00e0 bo m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n.<\/p>\n<\/div>\n<div class=\"svg-section-card\">\n<h3>5.5 Ti\u00eau ch\u00ed \u0111\u00e1nh gi\u00e1 k\u1ef9 thu\u1eadt t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h3>\n<p>Khi x\u1ea3y ra s\u1ef1 c\u1ed1 linh ki\u1ec7n nh\u01b0 h\u01b0 h\u1ecfng r\u01a1-le, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean k\u1ef9 thu\u1eadt n\u00ean \u0111i\u1ec1u tra c\u00e1c b\u1ea3n ghi l\u1ecbch s\u1eed v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 \u00e1p, c\u00e1c d\u1ea5u v\u1ebft bi\u1ebfn \u0111\u1ed5i \u0111i\u1ec7n \u00e1p ph\u00eda m\u00e1y bi\u1ebfn \u00e1p, v\u00e0 xem h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n b\u00ean ngo\u00e0i c\u1ee7a kh\u00e1ch h\u00e0ng c\u00f3 b\u1ecb \u0111o\u1ea3n m\u1ea1ch, s\u1ef1 c\u1ed1 ch\u00e9o \u0111i\u1ec7n \u00e1p hay c\u00e1c b\u1ea5t th\u01b0\u1eddng kh\u00e1c hay kh\u00f4ng. \u0110i\u1ec1u n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh xem h\u01b0 h\u1ecfng l\u00e0 do \u0111i\u1ec1u ki\u1ec7n b\u00ean ngo\u00e0i kh\u1eafc nghi\u1ec7t hay do v\u1ea5n \u0111\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft b\u1ecb.<\/p>\n<\/div>\n<\/section>\n<section>\n<h2>6. K\u1ebft lu\u1eadn v\u00e0 c\u00e1c khuy\u1ebfn ngh\u1ecb t\u1ed1i \u01b0u h\u00f3a k\u1ef9 thu\u1eadt<\/h2>\n<p>L\u1ef1a ch\u1ecdn SVG khoa h\u1ecdc: Khi \u0111i\u1ec1u ki\u1ec7n cho ph\u00e9p, nguy\u00ean t\u1eafc l\u1ef1a ch\u1ecdn n\u00ean d\u1ef1a tr\u00ean d\u1eef li\u1ec7u \u0111o \u0111\u1ea1c, t\u00ednh to\u00e1n c\u00f4ng th\u1ee9c v\u00e0 bi\u00ean \u0111\u1ed9 an to\u00e0n k\u1ef9 thu\u1eadt. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n th\u00f4ng th\u01b0\u1eddng, n\u00ean s\u1eed d\u1ee5ng bi\u00ean \u0111\u1ed9 an to\u00e0n kho\u1ea3ng 1,15 l\u1ea7n. Ki\u1ec3m tra h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n nghi\u00eam ng\u1eb7t: Tr\u01b0\u1edbc khi v\u1eadn h\u00e0nh th\u1eed nghi\u1ec7m t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean n\u00ean s\u1eed d\u1ee5ng nhi\u1ec1u \u0111\u1ed3ng h\u1ed3 \u0111o ho\u1eb7c m\u00e1y \u0111o g\u00f3c pha \u0111\u1ec3 x\u00e1c minh t\u1ef7 l\u1ec7 bi\u1ebfn d\u00f2ng (CT), c\u1ef1c t\u00ednh v\u00e0 th\u1ee9 t\u1ef1 pha nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a d\u1eef li\u1ec7u \u0111i\u1ec7n c\u01a1 b\u1ea3n. T\u0103ng c\u01b0\u1eddng b\u1ea3o v\u1ec7: \u0110\u1ed1i v\u1edbi c\u00e1c tr\u1ea1m c\u00f3 t\u00e1c \u0111\u1ed9ng c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng l\u1edbn, s\u00e9t \u0111\u00e1nh th\u01b0\u1eddng xuy\u00ean ho\u1eb7c nguy c\u01a1 qu\u00e1 \u00e1p cao, n\u00ean l\u1eafp \u0111\u1eb7t c\u00e1c thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD) ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 thi\u1ebft b\u1ecb c\u00e1ch ly \u1edf ph\u00eda \u0111\u1ea7u v\u00e0o SVG v\u00e0 m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n nh\u1eb1m n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu va \u0111\u1eadp t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p>M\u1ed9t c\u00e1ch \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn v\u00e0 \u0111\u01b0a v\u00e0o v\u1eadn h\u00e0nh \u0111\u00fang \u0111\u1eafn <a href=\"https:\/\/cnbygele.com\/vi\/product\/svg-static-var-generators\/\">B\u1ed9 b\u00f9 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng t\u0129nh SVG<\/a> c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t, gi\u1ea3m ti\u1ec1n ph\u1ea1t c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng, n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng v\u00e0 \u0111\u1ea3m b\u1ea3o v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh cho h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i c\u00f4ng nghi\u1ec7p.<\/p>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>Document Type: Technical Specification Manual This guide explains the capacity selection, site survey requirements, calculation methods, multi-module parallel operation, CT configuration, and engineering implementation standards for a Static Var Generator SVG. It is suitable for industrial power quality management projects, distribution system optimization, and reactive power compensation applications. 1. Introduction to Static Var Generator SVG [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1855,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1,195],"tags":[],"class_list":["post-1840","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-news-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\/1840","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/comments?post=1840"}],"version-history":[{"count":11,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/posts\/1840\/revisions"}],"predecessor-version":[{"id":1856,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/posts\/1840\/revisions\/1856"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/media\/1855"}],"wp:attachment":[{"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/media?parent=1840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/categories?post=1840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnbygele.com\/vi\/wp-json\/wp\/v2\/tags?post=1840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}