{"id":1972,"date":"2026-07-23T16:42:02","date_gmt":"2026-07-23T08:42:02","guid":{"rendered":"https:\/\/zishengtransformer.com\/?p=1972"},"modified":"2026-07-23T16:42:06","modified_gmt":"2026-07-23T08:42:06","slug":"10-key-technical-parameters-and-selection-methods-for-dry-type-transformers","status":"publish","type":"post","link":"https:\/\/zishengtransformer.com\/vi\/10-key-technical-parameters-and-selection-methods-for-dry-type-transformers\/","title":{"rendered":"10 Tham s\u1ed1 K\u1ef9 thu\u1eadt v\u00e0 Ph\u01b0\u01a1ng ph\u00e1p L\u1ef1a ch\u1ecdn ch\u00ednh cho M\u00e1y bi\u1ebfn \u00e1p Ki\u1ec3u Kh\u00f4"},"content":{"rendered":"

Trong ph\u00e2n ph\u1ed1i \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p, cung c\u1ea5p \u0111i\u1ec7n cho c\u00e1c t\u00f2a nh\u00e0 v\u00e0 c\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng m\u1edbi, m\u00e1y bi\u1ebfn \u00e1p kh\u00f4 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c tr\u1ea1m bi\u1ebfn \u00e1p trong nh\u00e0, trung t\u00e2m d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng giao th\u00f4ng \u0111\u01b0\u1eddng s\u1eaft, b\u1ec7nh vi\u1ec7n v\u00e0 c\u00e1c c\u01a1 s\u1edf c\u00f4ng nghi\u1ec7p l\u1edbn nh\u1edd v\u00e0o x\u1ebfp h\u1ea1ng an to\u00e0n ch\u00e1y cao, y\u00eau c\u1ea7u b\u1ea3o tr\u00ec th\u1ea5p v\u00e0 v\u1eadn h\u00e0nh an to\u00e0n, \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

So v\u1edbi m\u00e1y bi\u1ebfn \u00e1p ng\u00e2m d\u1ea7u<\/strong>, m\u00e1y bi\u1ebfn \u00e1p ki\u1ec3u kh\u00f4 s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac c\u00e1ch \u0111i\u1ec7n r\u1eafn v\u00e0 kh\u00f4ng c\u1ea7n d\u1ea7u c\u00e1ch \u0111i\u1ec7n cho vi\u1ec7c l\u00e0m m\u00e1t ho\u1eb7c c\u00e1ch \u0111i\u1ec7n; do \u0111\u00f3, ch\u00fang kh\u00f4ng c\u00f3 r\u1ee7i ro r\u00f2 r\u1ec9 d\u1ea7u, mang l\u1ea1i nh\u1eefng l\u1ee3i th\u1ebf r\u00f5 r\u1ec7t khi s\u1eed d\u1ee5ng \u1edf nh\u1eefng khu v\u1ef1c \u0111\u00f4ng d\u00e2n c\u01b0 v\u00e0 nh\u1eefng n\u01a1i c\u00f3 y\u00eau c\u1ea7u an to\u00e0n ch\u00e1y nghi\u00eam ng\u1eb7t.
Tuy nhi\u00ean, trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt th\u1ef1c t\u1ebf, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t m\u00e1y bi\u1ebfn \u00e1p ki\u1ec3u kh\u00f4 kh\u00f4ng ch\u1ec9 d\u1ef1a tr\u00ean c\u00f4ng su\u1ea5t. C\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c, nh\u00f3m k\u1ebft n\u1ed1i, \u0111i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng, m\u1ee9c \u0111\u1ed9 m\u1ea5t \u0111i\u1ec7n, t\u0103ng nhi\u1ec7t \u0111\u1ed9, ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t v\u00e0 lo\u1ea1i c\u00e1ch \u0111i\u1ec7n \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a thi\u1ebft b\u1ecb.
Ch\u1eb3ng h\u1ea1n, ngay c\u1ea3 trong s\u1ed1 m\u00e1y bi\u1ebfn \u00e1p ki\u1ec3u kh\u00f4 2000 kVA<\/strong>, s\u1ef1 kh\u00e1c bi\u1ec7t trong v\u1eadt li\u1ec7u l\u00f5i, c\u1ea5u tr\u00fac qu\u1ea5n, v\u00e0 h\u1ec7 th\u1ed1ng c\u00e1ch \u0111i\u1ec7n do c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c nhau \u00e1p d\u1ee5ng d\u1eabn \u0111\u1ebfn s\u1ef1 bi\u1ebfn \u0111\u1ed5i v\u1ec1 t\u1ed5n th\u1ea5t kh\u00f4ng t\u1ea3i, t\u1ed5n th\u1ea5t t\u1ea3i, t\u0103ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng ng\u1eafn m\u1ea1ch.
Do \u0111\u00f3, trong giai \u0111o\u1ea1n mua s\u1eafm thi\u1ebft b\u1ecb v\u00e0 thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh d\u1ef1a tr\u00ean m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m t\u1ea3i.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

I. S\u1ed1 l\u01b0\u1ee3ng pha v\u00e0 t\u1ea7n s\u1ed1 \u0111\u1ecbnh danh<\/strong><\/h2>\n\n\n\n

1. L\u1ef1a ch\u1ecdn s\u1ed1 pha
M\u00e1y bi\u1ebfn \u00e1p ki\u1ec3u kh\u00f4 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh hai lo\u1ea1i d\u1ef1a tr\u00ean s\u1ed1 pha: m\u1ed9t pha v\u00e0 ba pha.<\/h3>\n\n\n\n
Lo\u1ea1i<\/th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>C\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh<\/th><\/tr><\/thead>
M\u00e1y bi\u1ebfn \u00e1p m\u1ed9t pha<\/td>C\u00f4ng su\u1ea5t nh\u1ecf, c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n<\/td>H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng v\u00e0 cung c\u1ea5p \u0111i\u1ec7n cho thi\u1ebft b\u1ecb nh\u1ecf<\/td><\/tr>
M\u00e1y bi\u1ebfn \u00e1p ba pha<\/td>C\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i l\u1edbn, hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng cao<\/td>Ph\u00e2n ph\u1ed1i \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p v\u00e0 cung c\u1ea5p \u0111i\u1ec7n cho t\u00f2a nh\u00e0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Hi\u1ec7n t\u1ea1i, m\u00e1y bi\u1ebfn \u00e1p ki\u1ec3u kh\u00f4 ba pha l\u00e0 gi\u1ea3i ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t trong c\u00e1c d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n t\u00f2a nh\u00e0.<\/p>\n\n\n\n

V\u00ed d\u1ee5, khi m\u1ed9t h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i 10kV \u0111\u01b0\u1ee3c h\u1ea1 xu\u1ed1ng 0.4kV, c\u00e1c m\u00e1y bi\u1ebfn \u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng bao g\u1ed3m:<\/p>\n\n\n\n

M\u00f4 h\u00ecnh<\/th>C\u00f4ng su\u1ea5t<\/th>\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/th><\/tr><\/thead>
SCB13-1000\/10<\/td>1000kVA<\/td>10\/0.4kV<\/td><\/tr>
SCB13-1600\/10<\/td>1600kVA<\/td>10\/0.4kV<\/td><\/tr>
SCB13-2000\/10<\/td>2000kVA<\/td>10\/0.4kV<\/td><\/tr>
SCB13-2500\/10<\/td>2500kVA<\/td>10\/0.4kV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

2. T\u1ea7n s\u1ed1 \u0111\u1ecbnh danh<\/h3>\n\n\n\n

T\u1ea7n s\u1ed1 \u0111\u1ecbnh m\u1ee9c<\/strong><\/p>\n\n\n\n

T\u1ea7n s\u1ed1 \u0111\u1ecbnh m\u1ee9c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn t\u1ea7n s\u1ed1 c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng thi\u1ebft k\u1ebf c\u1ee7a bi\u1ebfn \u00e1p.<\/p>\n\n\n\n

T\u1ea7n s\u1ed1 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n thay \u0111\u1ed5i gi\u1eefa c\u00e1c qu\u1ed1c gia v\u00e0 v\u00f9ng l\u00e3nh th\u1ed5 kh\u00e1c nhau:<\/p>\n\n\n\n

Qu\u1ed1c gia\/V\u00f9ng l\u00e3nh th\u1ed5<\/th>T\u1ea7n s\u1ed1 l\u01b0\u1edbi<\/th><\/tr><\/thead>
Trung Qu\u1ed1c<\/td>50Hz<\/td><\/tr>
\u1ea2 R\u1eadp Saudi<\/td>60Hz<\/td><\/tr>
C\u00e1c Ti\u1ec3u V\u01b0\u01a1ng qu\u1ed1c \u1ea2 R\u1eadp Th\u1ed1ng nh\u1ea5t<\/td>50Hz<\/td><\/tr>
H\u1ea7u h\u1ebft c\u00e1c qu\u1ed1c gia ch\u00e2u \u00c2u<\/td>50Hz<\/td><\/tr>
Hoa K\u1ef3<\/td>60Hz<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

L\u01b0u \u00fd:<\/strong> M\u1ed9t s\u1ed1 qu\u1ed1c gia Trung \u0110\u00f4ng ho\u1ea1t \u0111\u1ed9ng tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n 60Hz. Do \u0111\u00f3, c\u00e1c bi\u1ebfn \u00e1p cho c\u00e1c d\u1ef1 \u00e1n xu\u1ea5t kh\u1ea9u ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo ti\u00eau chu\u1ea9n l\u01b0\u1edbi \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n\n\n\n

N\u1ebfu t\u1ea7n s\u1ed1 bi\u1ebfn \u00e1p kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi t\u1ea7n s\u1ed1 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, \u0111i\u1ec1u n\u00e0y s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1eadt \u0111\u1ed9 t\u1eeb th\u00f4ng, t\u1ed5n th\u1ea5t v\u00e0 s\u1ef1 t\u0103ng nhi\u1ec7t \u0111\u1ed9.<\/p>\n\n\n\n

C\u00e1c t\u00e1c \u0111\u1ed9ng ch\u00ednh nh\u01b0 sau:<\/p>\n\n\n\n

M\u1ee5c<\/th>T\u00e1c \u0111\u1ed9ng<\/th><\/tr><\/thead>
T\u1eeb th\u00f4ng c\u1ee7a l\u00f5i<\/td>C\u00f3 th\u1ec3 t\u0103ng khi t\u1ea7n s\u1ed1 gi\u1ea3m<\/td><\/tr>
D\u00f2ng kh\u00f4ng t\u1ea3i<\/td>C\u00f3 th\u1ec3 t\u0103ng<\/td><\/tr>
S\u1ef1 t\u0103ng nhi\u1ec7t \u0111\u1ed9 l\u00f5i<\/td>T\u0103ng<\/td><\/tr>
Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng<\/td>Gi\u1ea3m<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Do \u0111\u00f3, khi mua bi\u1ebfn \u00e1p kh\u00f4 cho c\u00e1c d\u1ef1 \u00e1n n\u01b0\u1edbc ngo\u00e0i, c\u00e1c th\u00f4ng s\u1ed1 sau \u0111\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn:<\/p>\n\n\n\n

    \n
  • T\u1ea7n s\u1ed1 h\u1ec7 th\u1ed1ng<\/li>\n\n\n\n
  • C\u1ea5p \u0111i\u1ec7n \u00e1p<\/li>\n\n\n\n
  • Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/li>\n\n\n\n
  • \u0110\u1ed9 cao l\u1eafp \u0111\u1eb7t<\/li>\n\n\n\n
  • \u0110\u1ed9 b\u1ea3o v\u1ec7 (x\u1ebfp h\u1ea1ng IP)<\/li>\n<\/ul>\n\n\n\n

    II. \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh danh v\u00e0 t\u1ef7 l\u1ec7 \u0111i\u1ec7n \u00e1p<\/h2>\n\n\n\n

    1.\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/strong><\/h3>\n\n\n\n

    \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111i\u1ec7n \u00e1p ho\u1ea1t \u0111\u1ed9ng thi\u1ebft k\u1ebf c\u1ee7a c\u00e1c cu\u1ed9n d\u00e2y th\u1ee9 c\u1ea5p v\u00e0 s\u01a1 c\u1ea5p c\u1ee7a bi\u1ebfn \u00e1p.<\/p>\n\n\n\n

    C\u00e1c t\u1ed5 h\u1ee3p \u0111i\u1ec7n \u00e1p ph\u1ed5 bi\u1ebfn cho bi\u1ebfn \u00e1p kh\u00f4:<\/p>\n\n\n\n

    B\u00ean cao \u00e1p<\/th>B\u00ean th\u1ea5p \u00e1p<\/th>\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead>
    10kV<\/td>0.4kV<\/td>Nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p, t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/td><\/tr>
    20kV<\/td>0.4kV<\/td>h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111\u00f4 th\u1ecb<\/td><\/tr>
    35kV<\/td>0.4kV<\/td>C\u00e1c d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p l\u1edbn<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    V\u00ed d\u1ee5: M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 SCB13-2000\/10<\/strong><\/p>\n\n\n\n

    Th\u00f4ng s\u1ed1<\/th>Gi\u00e1 tr\u1ecb<\/th><\/tr><\/thead>
    M\u00f4 h\u00ecnh<\/td>SCB13-2000\/10<\/td><\/tr>
    C\u00f4ng su\u1ea5t \u0110\u1ecbnh m\u1ee9c<\/td>2000kVA<\/td><\/tr>
    B\u00ean cao \u00e1p<\/td>10kV<\/td><\/tr>
    B\u00ean th\u1ea5p \u00e1p<\/td>0.4kV<\/td><\/tr>
    T\u1ea7n s\u1ed1<\/td>50Hz<\/td><\/tr>
    Nh\u00f3m vector<\/td>Dyn11<\/td><\/tr>
    Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/td>AN\/AF<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    Bi\u1ebfn \u00e1p n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i c\u00f4ng nghi\u1ec7p 10kV. Sau khi gi\u1ea3m \u0111i\u1ec7n \u00e1p, n\u00f3 cung c\u1ea5p \u0111i\u1ec7n cho thi\u1ebft b\u1ecb \u0111i\u1ec7n \u00e1p th\u1ea5p.<\/p>\n\n\n\n

    2.T\u1ef7 l\u1ec7 \u0111i\u1ec7n \u00e1p<\/strong><\/h3>\n\n\n\n

    T\u1ef7 l\u1ec7 \u0111i\u1ec7n \u00e1p c\u1ee7a bi\u1ebfn \u00e1p bi\u1ec3u th\u1ecb m\u1ed1i quan h\u1ec7 gi\u1eefa \u0111i\u1ec7n \u00e1p ph\u00eda s\u01a1 c\u1ea5p v\u00e0 \u0111i\u1ec7n \u00e1p ph\u00eda th\u1ee9 c\u1ea5p.<\/p>\n\n\n\n

    C\u00f4ng th\u1ee9c t\u00ednh:<\/strong><\/p>\n\n\n\n

    U\u2081\/U\u2082 = N\u2081\/N\u2082<\/strong><\/p>\n\n\n\n

    Trong \u0111\u00f3:<\/p>\n\n\n\n

      \n
    • U\u2081:<\/strong> \u0110i\u1ec7n \u00e1p ph\u00eda s\u01a1 c\u1ea5p<\/li>\n\n\n\n
    • U\u2082:<\/strong> \u0110i\u1ec7n \u00e1p ph\u00eda th\u1ee9 c\u1ea5p<\/li>\n\n\n\n
    • N\u2081:<\/strong> S\u1ed1 v\u00f2ng d\u00e2y trong cu\u1ed9n s\u01a1 c\u1ea5p<\/li>\n\n\n\n
    • N\u2082:<\/strong> S\u1ed1 v\u00f2ng d\u00e2y trong cu\u1ed9n th\u1ee9 c\u1ea5p<\/li>\n<\/ul>\n\n\n\n

      C\u00e1c \u1ee9ng d\u1ee5ng h\u1ea1 \u00e1p th\u00f4ng th\u01b0\u1eddng:<\/strong><\/p>\n\n\n\n

      \u0110i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o<\/th>\u0110i\u1ec7n \u00e1p \u0111\u1ea7u ra<\/th>\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead>
      35kV<\/td>0.4kV<\/td>Nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p l\u1edbn<\/td><\/tr>
      10kV<\/td>0.4kV<\/td>Ph\u00e2n ph\u1ed1i \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p t\u1ed5ng qu\u00e1t<\/td><\/tr>
      6kV<\/td>0.4kV<\/td>M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng khai th\u00e1c v\u00e0 c\u00f4ng nghi\u1ec7p nh\u1ea5t \u0111\u1ecbnh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

      C\u1ea5p \u0111i\u1ec7n \u00e1p c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c ph\u00f9 h\u1ee3p ch\u00ednh x\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/p>\n\n\n\n

      N\u1ebfu thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c \u1edf \u0111i\u1ec7n \u00e1p cao h\u01a1n gi\u00e1 tr\u1ecb thi\u1ebft k\u1ebf, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra:<\/p>\n\n\n\n

        \n
      • T\u0103ng m\u1eadt \u0111\u1ed9 t\u1eeb th\u00f4ng l\u00f5i<\/li>\n\n\n\n
      • T\u1ed5n th\u1ea5t kh\u00f4ng t\u1ea3i cao h\u01a1n<\/li>\n\n\n\n
      • T\u0103ng nhi\u1ec7t \u0111\u1ed9<\/li>\n\n\n\n
      • Tu\u1ed5i th\u1ecd c\u00e1ch \u0111i\u1ec7n gia t\u1ed1c<\/li>\n<\/ul>\n\n\n\n

        V\u00ec v\u1eady, s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a \u0111i\u1ec7n \u00e1p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3, \u0111\u1ed9 tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a bi\u1ebfn \u00e1p.<\/p>\n\n\n\n

        III. C\u00f4ng su\u1ea5t \u0111\u1ecbnh danh<\/h2>\n\n\n\n

        C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c l\u00e0 m\u1ed9t trong nh\u1eefng tham s\u1ed1 l\u1ef1a ch\u1ecdn quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4, v\u1edbi \u0111\u01a1n v\u1ecb \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng kVA<\/strong>.<\/p>\n\n\n\n

        N\u00f3 \u0111\u1ea1i di\u1ec7n cho c\u00f4ng su\u1ea5t bi\u1ec3u ki\u1ebfn t\u1ed1i \u0111a m\u00e0 m\u1ed9t bi\u1ebfn \u00e1p c\u00f3 th\u1ec3 cung c\u1ea5p li\u00ean t\u1ee5c d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh x\u00e1c \u0111\u1ecbnh.<\/p>\n\n\n\n

        C\u00f4ng th\u1ee9c t\u00ednh:<\/strong><\/p>\n\n\n\n

        S = \u221a3 \u00d7 U \u00d7 I<\/strong><\/p>\n\n\n\n

        Trong \u0111\u00f3:<\/p>\n\n\n\n

          \n
        • S:<\/strong> C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c<\/li>\n\n\n\n
        • U:<\/strong> \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/li>\n\n\n\n
        • I:<\/strong> D\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c<\/li>\n<\/ul>\n\n\n\n

          C\u00e1c ch\u1ec9 s\u1ed1 c\u00f4ng su\u1ea5t th\u00f4ng th\u01b0\u1eddng<\/h3>\n\n\n\n
          D\u1ea3i c\u00f4ng su\u1ea5t<\/th>\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead>
          D\u01b0\u1edbi 100kVA<\/td>Cung c\u1ea5p \u0111i\u1ec7n cho thi\u1ebft b\u1ecb nh\u1ecf<\/td><\/tr>
          100\u20131600kVA<\/td>C\u00e1c t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i v\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p chung<\/td><\/tr>
          1600\u20133150kVA<\/td>C\u00e1c nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p l\u1edbn v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u<\/td><\/tr>
          Tr\u00ean 3150kVA<\/td>C\u00e1c d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p l\u1edbn v\u00e0 d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          Nguy\u00ean t\u1eafc l\u1ef1a ch\u1ecdn c\u00f4ng su\u1ea5t<\/h3>\n\n\n\n

          Trong c\u00e1c d\u1ef1 \u00e1n k\u1ef9 thu\u1eadt th\u1ef1c t\u1ebf, c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p kh\u00f4ng n\u00ean ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ecdn d\u1ef1a tr\u00ean t\u1ea3i hi\u1ec7n t\u1ea1i. C\u00e1c y\u1ebfu t\u1ed1 sau c\u0169ng n\u00ean \u0111\u01b0\u1ee3c xem x\u00e9t:<\/p>\n\n\n\n

            \n
          • T\u1ea3i hi\u1ec7n t\u1ea1i t\u1ed1i \u0111a<\/li>\n\n\n\n
          • S\u1ef1 ph\u00e1t tri\u1ec3n t\u1ea3i trong t\u01b0\u01a1ng lai<\/li>\n\n\n\n
          • D\u00f2ng kh\u1edfi \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1<\/li>\n\n\n\n
          • Kinh t\u1ebf v\u1eadn h\u00e0nh t\u1ed5ng th\u1ec3<\/li>\n<\/ul>\n\n\n\n

            Th\u00f4ng th\u01b0\u1eddng, n\u00ean gi\u1eef t\u1ef7 l\u1ec7 t\u1ea3i ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p \u1edf kho\u1ea3ng 70%\u201385%<\/strong>.<\/p>\n\n\n\n

            V\u1eadn h\u00e0nh t\u1ea3i th\u1ea5p:<\/strong><\/p>\n\n\n\n

              \n
            • \u0110\u1ea7u t\u01b0 ban \u0111\u1ea7u cao h\u01a1n<\/li>\n\n\n\n
            • T\u1ef7 l\u1ec7 t\u1ed5n th\u1ea5t kh\u00f4ng t\u1ea3i cao h\u01a1n<\/li>\n<\/ul>\n\n\n\n

              V\u1eadn h\u00e0nh t\u1ea3i cao:<\/strong><\/p>\n\n\n\n

                \n
              • T\u0103ng nhi\u1ec7t \u0111\u1ed9<\/li>\n\n\n\n
              • Tu\u1ed5i th\u1ecd c\u00e1ch \u0111i\u1ec7n gia t\u1ed1c<\/li>\n\n\n\n
              • Tu\u1ed5i th\u1ecd d\u1ecbch v\u1ee5 gi\u1ea3m<\/li>\n<\/ul>\n\n\n\n

                Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n

                M\u1ed9t d\u1ef1 \u00e1n s\u1ea3n xu\u1ea5t \u0111\u00e3 \u00e1p d\u1ee5ng m\u1ed9t H\u1ec7 th\u1ed1ng c\u1ea5p ngu\u1ed3n m\u00e1y bi\u1ebfn \u00e1p kh\u00f4 10kV<\/strong>.<\/p>\n\n\n\n

                C\u1ea5u h\u00ecnh thi\u1ebft b\u1ecb<\/h3>\n\n\n\n
                Thi\u1ebft b\u1ecb<\/th>S\u1ed1 l\u01b0\u1ee3ng<\/th>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th><\/tr><\/thead>
                M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 \u0111\u00fac b\u1eb1ng nh\u1ef1a epoxy<\/td>4 \u0111\u01a1n v\u1ecb<\/td>2500kVA, 10\/0.4kV<\/td><\/tr>
                M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 \u0111\u00fac b\u1eb1ng nh\u1ef1a epoxy<\/td>6 \u0111\u01a1n v\u1ecb<\/td>2000kVA, 10\/0.4kV<\/td><\/tr>
                M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 \u0111\u00fac b\u1eb1ng nh\u1ef1a epoxy<\/td>2 \u0111\u01a1n v\u1ecb<\/td>1000kVA, 10\/0.4kV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                C\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh<\/h3>\n\n\n\n
                  \n
                • Cung c\u1ea5p \u0111i\u1ec7n cho thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t<\/li>\n\n\n\n
                • Cung c\u1ea5p \u0111i\u1ec7n cho h\u1ec7 th\u1ed1ng quy tr\u00ecnh<\/li>\n\n\n\n
                • H\u1ec7 th\u1ed1ng HVAC v\u00e0 th\u00f4ng gi\u00f3<\/li>\n\n\n\n
                • C\u01a1 s\u1edf n\u0103ng l\u01b0\u1ee3ng ph\u1ee5<\/li>\n<\/ul>\n\n\n\n

                  Thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng V\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n lo\u1ea1i H<\/strong> v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo Gi\u1edbi h\u1ea1n t\u0103ng nhi\u1ec7t lo\u1ea1i F<\/strong>, c\u1ea3i thi\u1ec7n \u0111\u1ed9 tin c\u1eady ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i v\u00e0 m\u1edf r\u1ed9ng tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

                  IV. Thi\u1ebft k\u1ebf nh\u00f3m k\u1ebft n\u1ed1i d\u00e2y qu\u1ea5n<\/h2>\n\n\n\n

                  Ph\u00e2n lo\u1ea1i nh\u00f3m vector \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 ph\u01b0\u01a1ng ph\u00e1p k\u1ebft n\u1ed1i c\u1ee7a c\u00e1c cu\u1ed9n d\u00e2y cao \u00e1p v\u00e0 th\u1ea5p \u00e1p c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p d\u1ea1ng kh\u00f4, c\u0169ng nh\u01b0 m\u1ed1i quan h\u1ec7 ch\u00eanh l\u1ec7ch pha gi\u1eefa hai b\u00ean.<\/p>\n\n\n\n

                  Trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt, nh\u00f3m vector kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ebf \u0111\u1ed9 v\u1eadn h\u00e0nh c\u1ee7a h\u1ec7 th\u1ed1ng cung c\u1ea5p \u0111i\u1ec7n, m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng song song c\u1ee7a c\u00e1c m\u00e1y bi\u1ebfn \u00e1p, ki\u1ec3m so\u00e1t h\u00e0i, v\u00e0 ph\u1ed1i h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7.<\/strong>.<\/p>\n\n\n\n

                  1. Th\u00e0nh ph\u1ea7n c\u1ee7a ch\u1ec9 \u0111\u1ecbnh nh\u00f3m vector<\/h3>\n\n\n\n

                  Nh\u00f3m vector c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ch\u1eef c\u00e1i v\u00e0 s\u1ed1<\/strong>.<\/p>\n\n\n\n

                  V\u00ed d\u1ee5: Dyn11<\/strong><\/p>\n\n\n\n

                  Bi\u1ec3u t\u01b0\u1ee3ng<\/th>\u00dd ngh\u0129a<\/th><\/tr><\/thead>
                  D<\/td>Cu\u1ed9n d\u00e2y cao \u00e1p \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i theo h\u00ecnh delta (\u0394)<\/td><\/tr>
                  y<\/td>Cu\u1ed9n d\u00e2y h\u1ea1 \u00e1p \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i theo h\u00ecnh sao (Y)<\/td><\/tr>
                  n<\/td>\u0110i\u1ec3m trung t\u00ednh c\u1ee7a ph\u00eda h\u1ea1 \u00e1p \u0111\u01b0\u1ee3c \u0111\u01b0a ra ngo\u00e0i<\/td><\/tr>
                  11<\/td>S\u1ef1 l\u1ec7ch pha 30\u00b0 gi\u1eefa ph\u00eda cao \u00e1p v\u00e0 h\u1ea1 \u00e1p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                  \n\n\n\n

                  2. C\u00e1c lo\u1ea1i k\u1ebft n\u1ed1i th\u00f4ng d\u1ee5ng<\/h3>\n\n\n\n
                  Nh\u00f3m vector<\/th>Ph\u01b0\u01a1ng ph\u00e1p k\u1ebft n\u1ed1i<\/th>\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead>
                  Yyn0<\/td>K\u1ebft n\u1ed1i sao cao \u00e1p, k\u1ebft n\u1ed1i sao h\u1ea1 \u00e1p<\/td>H\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i c\u00f4ng su\u1ea5t nh\u1ecf<\/td><\/tr>
                  Dyn11<\/td>K\u1ebft n\u1ed1i delta cao \u00e1p, k\u1ebft n\u1ed1i sao h\u1ea1 \u00e1p v\u1edbi \u0111i\u1ec3m trung t\u00ednh<\/td>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t trong ph\u00e2n ph\u1ed1i \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/td><\/tr>
                  Yd11<\/td>K\u1ebft n\u1ed1i sao cao \u00e1p, k\u1ebft n\u1ed1i delta h\u1ea1 \u00e1p<\/td>Tr\u1ea1m bi\u1ebfn \u00e1p cao \u00e1p<\/td><\/tr>
                  Dd0<\/td>C\u1ea3 cu\u1ed9n d\u00e2y cao \u00e1p v\u00e0 h\u1ea1 \u00e1p \u0111\u1ec1u \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i theo h\u00ecnh delta<\/td>\u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u1eb7c bi\u1ec7t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                  3. T\u1ea1i sao Dyn11 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i?<\/h3>\n\n\n\n

                  Trong d\u00f2ng \u0111i\u1ec7n H\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i 10kV\/0.4kV<\/strong>, Dyn11<\/strong> l\u00e0 nh\u00f3m vector bi\u1ebfn \u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t.<\/p>\n\n\n\n

                  C\u00e1c l\u00fd do ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n

                  (1) C\u1ea3i thi\u1ec7n s\u1ef1 h\u1ea1n ch\u1ebf s\u00f3ng h\u00e0i b\u1eadc ba<\/h4>\n\n\n\n

                  B\u00ean cao \u00e1p \u00e1p d\u1ee5ng k\u1ebft n\u1ed1i h\u00ecnh delta, t\u1ea1o ra m\u1ed9t l\u1ed1i \u0111i kh\u00e9p k\u00edn cho c\u00e1c d\u00f2ng \u0111i\u1ec7n s\u00f3ng h\u00e0i b\u1eadc ba, gi\u1ea3m m\u1ea5t m\u00e1t d\u1ea1ng s\u00f3ng \u0111i\u1ec7n \u00e1p v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n.<\/p>\n\n\n\n

                  (2) Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng t\u1ed1t h\u01a1n v\u1edbi t\u1ea3i kh\u00f4ng c\u00e2n b\u1eb1ng<\/h4>\n\n\n\n

                  C\u00e1c nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p v\u00e0 t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i ch\u1ee9a m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn t\u1ea3i \u0111\u01a1n pha, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n\n\n\n

                    \n
                  • H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng<\/li>\n\n\n\n
                  • Thi\u1ebft b\u1ecb v\u0103n ph\u00f2ng<\/li>\n\n\n\n
                  • H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n<\/li>\n<\/ul>\n\n\n\n

                    C\u1ea5u h\u00ecnh Dyn11 cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng t\u1ed1t h\u01a1n \u0111\u1ed1i v\u1edbi s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng t\u1ea3i ba pha v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

                    (3) C\u1ea3i thi\u1ec7n b\u1ea3o v\u1ec7 ti\u1ebfp \u0111\u1ecba b\u00ean th\u1ea5p \u00e1p<\/h4>\n\n\n\n

                    \u0110i\u1ec3m trung h\u00f2a c\u1ee7a b\u00ean th\u1ea5p \u00e1p \u0111\u01b0\u1ee3c \u0111\u01b0a ra ngo\u00e0i, cho ph\u00e9p h\u00ecnh th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba \u0111\u00e1ng tin c\u1eady v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 tin c\u1eady ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7.<\/p>\n\n\n\n

                    V. \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng v\u00e0 m\u1ea5t m\u00e1t t\u1ea3i<\/strong><\/h2>\n\n\n\n

                    1. \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng<\/h3>\n\n\n\n

                    \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng (Uk%<\/strong>) l\u00e0 m\u1ed9t trong nh\u1eefng tham s\u1ed1 hi\u1ec7u su\u1ea5t quan tr\u1ecdng nh\u1ea5t c\u1ee7a m\u1ed9t m\u00e1y bi\u1ebfn \u00e1p.<\/p>\n\n\n\n

                    N\u00f3 \u0111\u1ea1i di\u1ec7n cho t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m c\u1ee7a \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c ph\u00eda s\u01a1 c\u1ea5p m\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0o ph\u00eda s\u01a1 c\u1ea5p c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p khi ph\u00eda th\u1ee9 c\u1ea5p b\u1ecb ng\u1eafn m\u1ea1ch, nh\u1eb1m t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c.<\/p>\n\n\n\n

                    C\u00f4ng th\u1ee9c t\u00ednh:<\/strong>U<\/mi>k<\/mi>%<\/mi>=<\/mo>U<\/mi>z<\/mi><\/msub>U<\/mi>1<\/mn><\/msub><\/mfrac>\u00d7<\/mo>100<\/mn>%<\/mi><\/mrow>Uk\\%= \\frac{U_z}{U_1}\\times100\\%<\/annotation><\/semantics><\/math>Uk%=U1\u200bUz\u200b\u200b\u00d7100%<\/p>\n\n\n\n

                    Trong \u0111\u00f3:<\/p>\n\n\n\n

                      \n
                    • Uz<\/strong>: \u0110i\u1ec7n \u00e1p th\u1eed nghi\u1ec7m ng\u1eafn m\u1ea1ch<\/li>\n\n\n\n
                    • U1<\/strong>: \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c ph\u00eda s\u01a1 c\u1ea5p<\/li>\n<\/ul>\n\n\n\n

                      2. T\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng<\/h3>\n\n\n\n

                      \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn:<\/p>\n\n\n\n

                        \n
                      • D\u00f2ng ng\u1eafn m\u1ea1ch<\/li>\n\n\n\n
                      • \u0110i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p<\/li>\n\n\n\n
                      • T\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng<\/li>\n<\/ul>\n\n\n\n
                        \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng<\/th>\u01afu \u0111i\u1ec3m<\/th>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/th><\/tr><\/thead>
                        \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng th\u1ea5p h\u01a1n<\/td>Gi\u1ea3m \u0111i\u1ec7n \u00e1p nh\u1ecf h\u01a1n, hi\u1ec7u su\u1ea5t cao h\u01a1n<\/td>D\u00f2ng ng\u1eafn m\u1ea1ch cao h\u01a1n<\/td><\/tr>
                        \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng cao h\u01a1n<\/td>Gi\u1edbi h\u1ea1n t\u1ed1t h\u01a1n c\u1ee7a d\u00f2ng ng\u1eafn m\u1ea1ch<\/td>Gi\u1ea3m \u0111i\u1ec7n \u00e1p l\u1edbn h\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                        \n\n\n\n

                        \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng \u0111i\u1ec3n h\u00ecnh c\u1ee7a bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4<\/h3>\n\n\n\n
                        C\u00f4ng su\u1ea5t<\/th>\u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead>
                        D\u01b0\u1edbi 630kVA<\/td>4%-6%<\/td><\/tr>
                        800-2500kVA<\/td>6%-8%<\/td><\/tr>
                        Tr\u00ean 3150kVA<\/td>8%-10%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                        \n\n\n\n

                        V\u00ed d\u1ee5: M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 SCB13-2000\/10<\/h3>\n\n\n\n
                        Th\u00f4ng s\u1ed1<\/th>Gi\u00e1 tr\u1ecb<\/th><\/tr><\/thead>
                        C\u00f4ng su\u1ea5t \u0110\u1ecbnh m\u1ee9c<\/td>2000kVA<\/td><\/tr>
                        \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng<\/td>6%<\/td><\/tr>
                        Nh\u00f3m vector<\/td>Dyn11<\/td><\/tr>
                        \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/td>10\/0.4kV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                        \n\n\n\n

                        3. T\u1ed5n th\u1ea5t t\u1ea3i<\/h3>\n\n\n\n

                        M\u1ea5t \u0111i\u1ec7n do ch\u1ee7 y\u1ebfu l\u00e0 do \u0111i\u1ec7n tr\u1edf c\u1ee7a cu\u1ed9n d\u00e2y m\u00e1y bi\u1ebfn \u00e1p, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ea5t \u0111\u1ed3ng<\/strong>.<\/p>\n\n\n\n

                        C\u00f4ng th\u1ee9c t\u00ednh:<\/strong>P<\/mi>c<\/mi>u<\/mi><\/mrow><\/msub>=<\/mo>I<\/mi>2<\/mn><\/msup>R<\/mi><\/mrow>P_{cu}=I^2R<\/annotation><\/semantics><\/math>Pcu\u200b=I2R<\/p>\n\n\n\n

                        Khi t\u1ea3i m\u00e1y bi\u1ebfn \u00e1p t\u0103ng, d\u00f2ng cu\u1ed9n d\u00e2y t\u0103ng, khi\u1ebfn m\u1ea5t \u0111\u1ed3ng t\u0103ng nhanh.<\/p>\n\n\n\n

                        V\u00ed d\u1ee5, cho c\u00f9ng m\u1ed9t M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 2000kVA<\/strong>:<\/p>\n\n\n\n

                          \n
                        • T\u1ea1i V\u1eadn h\u00e0nh t\u1ea3i 50%<\/strong>:\n
                            \n
                          • Gi\u1ea3m t\u1ed5n th\u1ea5t \u0111\u1ed3ng<\/li>\n\n\n\n
                          • Gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 t\u0103ng<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                          • T\u1ea1i V\u1eadn h\u00e0nh t\u1ea3i 100%<\/strong>:\n
                              \n
                            • T\u1ed5n th\u1ea5t \u0111\u1ed3ng t\u0103ng \u0111\u00e1ng k\u1ec3<\/li>\n\n\n\n
                            • Nhi\u1ec7t \u0111\u1ed9 cu\u1ed9n d\u00e2y cao h\u01a1n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n

                              Do \u0111\u00f3, trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh l\u00e2u d\u00e0i, t\u1ef7 l\u1ec7 t\u1ea3i c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t h\u1ee3p l\u00fd \u0111\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd.<\/p>\n\n\n\n

                              \"\"<\/figure>\n\n\n\n

                              3. T\u1ed5n th\u1ea5t t\u1ea3i<\/strong><\/h3>\n\n\n\n

                              M\u1ea5t \u0111i\u1ec7n do ch\u1ee7 y\u1ebfu l\u00e0 do \u0111i\u1ec7n tr\u1edf c\u1ee7a cu\u1ed9n d\u00e2y m\u00e1y bi\u1ebfn \u00e1p, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ea5t \u0111\u1ed3ng<\/strong>.<\/p>\n\n\n\n

                              C\u00f4ng th\u1ee9c t\u00ednh:<\/strong>P<\/mi>c<\/mi>u<\/mi><\/mrow><\/msub>=<\/mo>I<\/mi>2<\/mn><\/msup>R<\/mi><\/mrow>P_{cu}=I^2R<\/annotation><\/semantics><\/math>Pcu\u200b=I2R<\/p>\n\n\n\n

                              Trong \u0111\u00f3:<\/p>\n\n\n\n

                                \n
                              • Pcu<\/strong>: T\u1ed5n th\u1ea5t t\u1ea3i (t\u1ed5n th\u1ea5t \u0111\u1ed3ng)<\/li>\n\n\n\n
                              • I<\/strong>: D\u00f2ng \u0111i\u1ec7n cu\u1ed9n d\u00e2y<\/li>\n\n\n\n
                              • R<\/strong>: \u0110i\u1ec7n tr\u1edf cu\u1ed9n d\u00e2y<\/li>\n<\/ul>\n\n\n\n

                                Khi t\u1ea3i c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p t\u0103ng, d\u00f2ng \u0111i\u1ec7n cu\u1ed9n d\u00e2y t\u0103ng, g\u00e2y ra t\u1ed5n th\u1ea5t \u0111\u1ed3ng t\u0103ng nhanh.<\/p>\n\n\n\n

                                V\u00ed d\u1ee5, cho c\u00f9ng m\u1ed9t M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 2000kVA<\/strong>:<\/p>\n\n\n\n

                                  \n
                                • V\u1eadn h\u00e0nh t\u1ea1i t\u1ea3i 50%:<\/strong>
                                  T\u1ed5n th\u1ea5t \u0111\u1ed3ng t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p; nhi\u1ec7t \u0111\u1ed9 t\u0103ng c\u00f3 h\u1ea1n.<\/li>\n\n\n\n
                                • V\u1eadn h\u00e0nh t\u1ea1i t\u1ea3i 100%:<\/strong>
                                  T\u1ed5n th\u1ea5t \u0111\u1ed3ng t\u0103ng \u0111\u00e1ng k\u1ec3; nhi\u1ec7t \u0111\u1ed9 cu\u1ed9n d\u00e2y t\u0103ng theo \u0111\u00f3.<\/li>\n<\/ul>\n\n\n\n

                                  Do \u0111\u00f3, trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh l\u00e2u d\u00e0i, t\u1ef7 l\u1ec7 t\u1ea3i c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t h\u1ee3p l\u00fd \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t tin c\u1eady, gi\u1ea3m t\u1ed5n th\u1ea5t n\u0103ng l\u01b0\u1ee3ng, v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng c\u00e1ch \u0111i\u1ec7n.<\/p>\n\n\n\n

                                  VI. T\u0103ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/strong><\/h2>\n\n\n\n

                                  1. T\u1ea7m quan tr\u1ecdng c\u1ee7a s\u1ef1 t\u0103ng nhi\u1ec7t \u0111\u1ed9<\/strong><\/h3>\n\n\n\n

                                  Kh\u00e1c v\u1edbi m\u00e1y bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4, m\u00e1y bi\u1ebfn \u00e1p ng\u00e2m d\u1ea7u kh\u00f4ng c\u00f3 h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng tu\u1ea7n ho\u00e0n d\u1ea7u. Do \u0111\u00f3, vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 qu\u1ea5n ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o:<\/p>\n\n\n\n

                                    \n
                                  • Tu\u1ea7n ho\u00e0n kh\u00f4ng kh\u00ed xung quanh<\/li>\n\n\n\n
                                  • Thi\u1ebft k\u1ebf c\u1ea5u tr\u00fac qu\u1ea5n<\/li>\n\n\n\n
                                  • L\u00e0m m\u00e1t c\u01b0\u1ee1ng b\u1ee9c b\u1eb1ng qu\u1ea1t<\/li>\n<\/ul>\n\n\n\n

                                    C\u00e1c ngu\u1ed3n nhi\u1ec7t ch\u00ednh ph\u00e1t sinh trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh m\u00e1y bi\u1ebfn \u00e1p bao g\u1ed3m:<\/p>\n\n\n\n

                                    Ngu\u1ed3n nhi\u1ec7t<\/th>Nguy\u00ean nh\u00e2n<\/th><\/tr><\/thead>
                                    M\u1ea5t m\u00e1t l\u00f5i<\/td>M\u1ea5t m\u00e1t t\u1eeb tr\u1ec5 v\u00e0 m\u1ea5t m\u00e1t do d\u00f2ng \u0111i\u1ec7n xo\u00e1y<\/td><\/tr>
                                    M\u1ea5t m\u00e1t qu\u1ea5n<\/td>Nhi\u1ec7t ph\u00e1t sinh t\u1eeb \u0111i\u1ec7n tr\u1edf qu\u1ea5n<\/td><\/tr>
                                    M\u1ea5t m\u00e1t do c\u00e1c th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac<\/td>M\u1ea5t m\u00e1t b\u1ed5 sung do t\u1eeb tr\u01b0\u1eddng r\u00f2 r\u1ec9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                                    \n\n\n\n

                                    2. L\u1edbp c\u00e1ch \u0111i\u1ec7n<\/strong><\/h3>\n\n\n\n

                                    C\u00e1c lo\u1ea1i c\u00e1ch \u0111i\u1ec7n ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4:<\/p>\n\n\n\n

                                    L\u1edbp c\u00e1ch \u0111i\u1ec7n<\/th>Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a cho ph\u00e9p<\/th>\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead>
                                    L\u1edbp B<\/td>130\u2103<\/td>Thi\u1ebft b\u1ecb \u0111a n\u0103ng<\/td><\/tr>
                                    Lo\u1ea1i F<\/td>155\u2103<\/td>M\u00e1y bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4 ch\u00ednh th\u1ed1ng<\/td><\/tr>
                                    L\u1edbp H<\/td>180\u2103<\/td>M\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                    Hi\u1ec7n nay, m\u00e1y bi\u1ebfn \u00e1p kh\u00f4 b\u1eb1ng nh\u1ef1a epoxy \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p th\u01b0\u1eddng \u00e1p d\u1ee5ng:<\/p>\n\n\n\n

                                    V\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n l\u1edbp H + thi\u1ebft k\u1ebf t\u0103ng nhi\u1ec7t \u0111\u1ed9 l\u1edbp F<\/strong><\/p>\n\n\n\n

                                    C\u00e1ch ti\u1ebfp c\u1eadn thi\u1ebft k\u1ebf n\u00e0y gi\u00fap gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t nhi\u1ec7t v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p.<\/p>\n\n\n\n

                                    3. Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/strong><\/h3>\n\n\n\n

                                    C\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p kh\u00f4 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh:<\/p>\n\n\n\n

                                    Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/th>M\u00f4 t\u1ea3<\/th>\u1ee8ng d\u1ee5ng<\/th><\/tr><\/thead>
                                    AN<\/td>L\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed t\u1ef1 nhi\u00ean<\/td>M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 c\u00f4ng su\u1ea5t nh\u1ecf<\/td><\/tr>
                                    AF<\/td>L\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed c\u01b0\u1ee1ng b\u1ee9c<\/td>M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 c\u00f4ng su\u1ea5t l\u1edbn<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                    V\u00ed d\u1ee5: M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 SCB13-2000\/10<\/strong><\/p>\n\n\n\n

                                      \n
                                    • Ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng:<\/strong> L\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed t\u1ef1 nhi\u00ean AN<\/li>\n\n\n\n
                                    • Ho\u1ea1t \u0111\u1ed9ng t\u1ea3i cao:<\/strong> Qu\u1ea1t l\u00e0m m\u00e1t AF \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t<\/li>\n<\/ul>\n\n\n\n

                                      VII. H\u1ec7 th\u1ed1ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p kh\u00f4<\/strong><\/h2>\n\n\n\n

                                      T\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p kh\u00f4 ph\u1ea7n l\u1edbn ph\u1ee5 thu\u1ed9c v\u00e0o h\u1ec7 th\u1ed1ng v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n.<\/p>\n\n\n\n

                                      Ph\u01b0\u01a1ng ph\u00e1p c\u00e1ch \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t l\u00e0:<\/p>\n\n\n\n

                                      C\u00e1ch \u0111i\u1ec7n b\u1eb1ng nh\u1ef1a epoxy \u0111\u00fac<\/strong><\/p>\n\n\n\n

                                      C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a n\u00f3 bao g\u1ed3m:<\/p>\n\n\n\n

                                        \n
                                      • Kh\u1ea3 n\u0103ng ch\u1ed1ng \u1ea9m xu\u1ea5t s\u1eafc<\/li>\n\n\n\n
                                      • \u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao<\/li>\n\n\n\n
                                      • M\u1ee9c \u0111\u1ed9 ph\u00f3ng \u0111i\u1ec7n t\u1eebng ph\u1ea7n th\u1ea5p<\/li>\n\n\n\n
                                      • Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng t\u1ed1t v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n\n\n\n

                                        V\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n ch\u00ednh<\/strong><\/h3>\n\n\n\n
                                        V\u1eadt li\u1ec7u<\/th>Ch\u1ee9c n\u0103ng<\/th><\/tr><\/thead>
                                        Nh\u1ef1a epoxy<\/td>B\u1ecdc c\u00e1ch \u0111i\u1ec7n cu\u1ed9n d\u00e2y \u0111i\u1ec7n \u00e1p cao<\/td><\/tr>
                                        S\u1ee3i th\u1ee7y tinh<\/td>C\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc<\/td><\/tr>
                                        V\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n DMD<\/td>C\u00e1ch \u0111i\u1ec7n gi\u1eefa c\u00e1c cu\u1ed9n d\u00e2y<\/td><\/tr>
                                        Film polyester<\/td>C\u00e1ch \u0111i\u1ec7n gi\u1eefa c\u00e1c v\u00f2ng<\/td><\/tr>
                                        V\u1eadt li\u1ec7u mica<\/td>C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t ch\u1ed1ng nhi\u1ec7t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                                        \n\n\n\n

                                        Y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng cho m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao t\u1ea1i Trung \u0110\u00f4ng<\/strong><\/p>\n\n\n\n

                                        \"\"<\/figure>\n\n\n\n

                                        Y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng cho m\u00e1y bi\u1ebfn \u00e1p kh\u00f4 trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao<\/strong><\/h2>\n\n\n\n

                                        T\u1ea1i c\u00e1c khu v\u1ef1c nh\u01b0 \u1ea2 R\u1eadp X\u00ea \u00dat v\u00e0 C\u00e1c Ti\u1ec3u V\u01b0\u01a1ng qu\u1ed1c \u1ea2 R\u1eadp Th\u1ed1ng nh\u1ea5t<\/strong>, m\u00e1y bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4 th\u01b0\u1eddng c\u1ea7n \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n\n\n\n

                                        M\u1ee5c<\/th>Y\u00eau c\u1ea7u<\/th><\/tr><\/thead>
                                        Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/td>50\u2103<\/td><\/tr>
                                        X\u1ebfp h\u1ea1ng b\u1ea3o v\u1ec7<\/td>IP23\/IP54<\/td><\/tr>
                                        L\u1edbp c\u00e1ch \u0111i\u1ec7n<\/td>L\u1edbp F \/ L\u1edbp H<\/td><\/tr>
                                        B\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n<\/td>X\u1eed l\u00fd ch\u1ed1ng \u0103n m\u00f2n n\u00e2ng cao<\/td><\/tr>
                                        Ti\u00eau chu\u1ea9n Thi\u1ebft k\u1ebf<\/td>IEC 60076<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                        Trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t kh\u00f4ng \u0111\u1ee7 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn:<\/p>\n\n\n\n

                                          \n
                                        • T\u0103ng nhi\u1ec7t \u0111\u1ed9 cu\u1ed9n d\u00e2y<\/li>\n\n\n\n
                                        • Tu\u1ed5i th\u1ecd c\u00e1ch \u0111i\u1ec7n gia t\u1ed1c<\/li>\n\n\n\n
                                        • Tu\u1ed5i th\u1ecd d\u1ecbch v\u1ee5 gi\u1ea3m<\/li>\n<\/ul>\n\n\n\n

                                          Do \u0111\u00f3, c\u00e1c m\u00e1y bi\u1ebfn \u00e1p kh\u00f4ng d\u1ea7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c d\u1ef1 \u00e1n c\u00f4ng nghi\u1ec7p Trung \u0110\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u00e1c bi\u00ean \u0111\u1ed9 t\u0103ng nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n.<\/p>\n\n\n\n

                                          VIII. Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt \u0111i\u1ec3n h\u00ecnh c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p kh\u00f4<\/strong><\/h2>\n\n\n\n

                                          1. D\u1ef1 \u00e1n x\u01b0\u1edfng \u0111i\u1ec7n th\u00e0nh ph\u1ed1 c\u00f4ng nghi\u1ec7p Jubail, \u1ea2 R\u1eadp X\u00ea \u00dat<\/strong><\/h3>\n\n\n\n

                                          Th\u00e0nh ph\u1ed1 c\u00f4ng nghi\u1ec7p Jubail<\/strong>, n\u1eb1m \u1edf t\u1ec9nh ph\u00eda \u0110\u00f4ng c\u1ee7a \u1ea2 R\u1eadp X\u00ea-\u00fat, l\u00e0 m\u1ed9t trong nh\u1eefng c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t h\u00f3a d\u1ea7u v\u00e0 c\u00f4ng nghi\u1ec7p quan tr\u1ecdng nh\u1ea5t \u1edf Trung \u0110\u00f4ng.<\/p>\n\n\n\n

                                          Khu v\u1ef1c n\u00e0y li\u00ean t\u1ee5c ch\u1ecbu t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, bao g\u1ed3m:<\/p>\n\n\n\n

                                            \n
                                          • Nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n
                                          • \u0110\u1ed9 \u1ea9m cao<\/li>\n\n\n\n
                                          • \u0102n m\u00f2n do s\u01b0\u01a1ng mu\u1ed1i<\/li>\n\n\n\n
                                          • B\u1ee5i v\u00e0 c\u00e1t<\/li>\n<\/ul>\n\n\n\n

                                            Nh\u1eefng \u0111i\u1ec1u ki\u1ec7n n\u00e0y \u0111\u1eb7t ra y\u00eau c\u1ea7u cao v\u1ec1 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n.<\/p>\n\n\n\n

                                            X\u01b0\u1edfng \u0111i\u1ec7n c\u1ee7a d\u1ef1 \u00e1n \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c m\u00e1y bi\u1ebfn \u00e1p kh\u00f4ng d\u1ea7u l\u00e0m thi\u1ebft b\u1ecb ph\u00e2n ph\u1ed1i \u0111i\u1ec7n ch\u00ednh, cung c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh cho:<\/p>\n\n\n\n

                                              \n
                                            • Thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t<\/li>\n\n\n\n
                                            • H\u1ec7 th\u1ed1ng \u0111i\u1ec7n ph\u1ee5<\/li>\n\n\n\n
                                            • H\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n h\u1ea1 th\u1ebf c\u1ee7a nh\u00e0 m\u00e1y<\/li>\n<\/ul>\n\n\n\n

                                              C\u1ea5u h\u00ecnh d\u1ef1 \u00e1n<\/strong><\/p>\n\n\n\n

                                              Lo\u1ea1i thi\u1ebft b\u1ecb<\/th>S\u1ed1 l\u01b0\u1ee3ng<\/th>Th\u00f4ng s\u1ed1 Ch\u00ednh<\/th><\/tr><\/thead>
                                              M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 \u0111\u00fac b\u1eb1ng nh\u1ef1a epoxy<\/td>12 \u0111\u01a1n v\u1ecb<\/td>10kV\/0.4kV<\/td><\/tr>
                                              Tr\u1ea1m bi\u1ebfn \u00e1p \u0111\u00f3ng g\u00f3i<\/td>10 \u0111\u01a1n v\u1ecb<\/td>10kV\/0.4kV<\/td><\/tr>
                                              C\u00f4ng su\u1ea5t m\u00e1y bi\u1ebfn \u00e1p kh\u00f4<\/td>\u2014<\/td>2500kVA, 2000kVA, 1000kVA<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                              Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt thi\u1ebft b\u1ecb ch\u00ednh<\/strong><\/p>\n\n\n\n

                                              M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 2500kVA<\/strong><\/p>\n\n\n\n

                                              Th\u00f4ng s\u1ed1<\/th>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th><\/tr><\/thead>
                                              M\u00f4 h\u00ecnh<\/td>SCB13-2500\/10<\/td><\/tr>
                                              C\u00f4ng su\u1ea5t \u0110\u1ecbnh m\u1ee9c<\/td>2500kVA<\/td><\/tr>
                                              B\u00ean cao \u00e1p<\/td>10kV<\/td><\/tr>
                                              B\u00ean th\u1ea5p \u00e1p<\/td>0.4kV<\/td><\/tr>
                                              T\u1ea7n s\u1ed1<\/td>50Hz<\/td><\/tr>
                                              Nh\u00f3m vector<\/td>Dyn11<\/td><\/tr>
                                              Ph\u01b0\u01a1ng ph\u00e1p c\u00e1ch \u0111i\u1ec7n<\/td>C\u00e1ch \u0111i\u1ec7n b\u1eb1ng nh\u1ef1a epoxy<\/td><\/tr>
                                              L\u1edbp c\u00e1ch \u0111i\u1ec7n<\/td>L\u1edbp H<\/td><\/tr>
                                              Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/td>AN\/AF<\/td><\/tr>
                                              X\u1ebfp h\u1ea1ng b\u1ea3o v\u1ec7<\/td>IP23\/IP54<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                              M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 2000kVA<\/strong><\/p>\n\n\n\n

                                              Th\u00f4ng s\u1ed1<\/th>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th><\/tr><\/thead>
                                              M\u00f4 h\u00ecnh<\/td>SCB13-2000\/10<\/td><\/tr>
                                              C\u00f4ng su\u1ea5t \u0110\u1ecbnh m\u1ee9c<\/td>2000kVA<\/td><\/tr>
                                              B\u00ean cao \u00e1p<\/td>10kV<\/td><\/tr>
                                              B\u00ean th\u1ea5p \u00e1p<\/td>0.4kV<\/td><\/tr>
                                              T\u1ea7n s\u1ed1 \u0111\u1ecbnh m\u1ee9c<\/td>50Hz<\/td><\/tr>
                                              Nh\u00f3m vector<\/td>Dyn11<\/td><\/tr>
                                              \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng<\/td>6%<\/td><\/tr>
                                              Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/td>AN\/AF<\/td><\/tr>
                                              Ch\u1ea5t li\u1ec7u c\u00e1ch \u0111i\u1ec7n<\/td>Nh\u1ef1a epoxy<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                              M\u00e1y bi\u1ebfn \u00e1p kh\u00f4 1000kVA<\/strong><\/p>\n\n\n\n

                                              Th\u00f4ng s\u1ed1<\/th>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th><\/tr><\/thead>
                                              M\u00f4 h\u00ecnh<\/td>SCB13-1000\/10<\/td><\/tr>
                                              C\u00f4ng su\u1ea5t \u0110\u1ecbnh m\u1ee9c<\/td>1000kVA<\/td><\/tr>
                                              B\u00ean cao \u00e1p<\/td>10kV<\/td><\/tr>
                                              B\u00ean th\u1ea5p \u00e1p<\/td>0.4kV<\/td><\/tr>
                                              T\u1ea7n s\u1ed1<\/td>50Hz<\/td><\/tr>
                                              Nh\u00f3m vector<\/td>Dyn11<\/td><\/tr>
                                              Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/td>AN<\/td><\/tr>
                                              L\u1edbp c\u00e1ch \u0111i\u1ec7n<\/td>L\u1edbp F \/ L\u1edbp H<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                                              C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m thi\u1ebft k\u1ebf d\u1ef1 \u00e1n<\/strong><\/p>\n\n\n\n

                                              Xem x\u00e9t m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng t\u1ea1i Jubail, c\u00e1c y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n

                                              1. Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao<\/strong><\/h3>\n\n\n\n

                                              Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u1ed9t Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng 50\u2103<\/strong>, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t d\u00e2y qu\u1ea5n.<\/p>\n\n\n\n

                                              C\u00e1c bi\u1ec7n ph\u00e1p ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n

                                                \n
                                              • T\u0103ng margine thi\u1ebft k\u1ebf nhi\u1ec7t<\/li>\n\n\n\n
                                              • T\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac d\u00e2y qu\u1ea5n<\/li>\n\n\n\n
                                              • C\u00e0i \u0111\u1eb7t h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed c\u01b0\u1ee1ng b\u1ee9c<\/li>\n<\/ul>\n\n\n\n

                                                2. B\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n m\u00f9 mu\u1ed1i<\/strong><\/h3>\n\n\n\n

                                                C\u00e1c khu v\u1ef1c ven bi\u1ec3n ch\u1ee9a n\u1ed3ng \u0111\u1ed9 cao ion chloride trong kh\u00f4ng kh\u00ed, c\u00f3 th\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i.<\/p>\n\n\n\n

                                                Thi\u1ebft b\u1ecb \u00e1p d\u1ee5ng:<\/p>\n\n\n\n

                                                  \n
                                                • L\u1edbp ch\u1ed1ng \u0103n m\u00f2n<\/li>\n\n\n\n
                                                • C\u01a1 s\u1edf g\u1eafn b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/li>\n\n\n\n
                                                • X\u1eed l\u00fd b\u1ec1 m\u1eb7t n\u00e2ng cao<\/li>\n<\/ul>\n\n\n\n

                                                  3. Thi\u1ebft k\u1ebf b\u1ea3o v\u1ec7 ch\u1ed1ng b\u1ee5i<\/strong><\/h3>\n\n\n\n

                                                  C\u00e1c khu v\u1ef1c c\u00f4ng nghi\u1ec7p th\u01b0\u1eddng ch\u1ee9a l\u01b0\u1ee3ng l\u1edbn b\u1ee5i, c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u00e1ch \u0111i\u1ec7n n\u1ebfu n\u00f3 v\u00e0o thi\u1ebft b\u1ecb.<\/p>\n\n\n\n

                                                  Bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 bao g\u1ed3m:<\/p>\n\n\n\n

                                                    \n
                                                  • Ti\u00eau chu\u1ea9n b\u1ea3o v\u1ec7 IP23\/IP54<\/li>\n\n\n\n
                                                  • C\u1ea5u tr\u00fac v\u1ecf k\u00edn<\/li>\n\n\n\n
                                                  • Thi\u1ebft k\u1ebf th\u00f4ng gi\u00f3 v\u00e0 l\u1ecdc t\u1ed1i \u01b0u<\/li>\n<\/ul>\n\n\n\n

                                                    IX. T\u00f3m t\u1eaft c\u00e1c tham s\u1ed1 l\u1ef1a ch\u1ecdn ch\u00ednh cho m\u00e1y bi\u1ebfn \u00e1p kh\u00f4<\/strong><\/h2>\n\n\n\n

                                                    Trong c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf, c\u00e1c th\u00f4ng s\u1ed1 ch\u00ednh \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 ch\u1ecdn bi\u1ebfn \u00e1p lo\u1ea1i kh\u00f4 bao g\u1ed3m:<\/p>\n\n\n\n

                                                    Th\u00f4ng s\u1ed1<\/th>M\u00f4 t\u1ea3<\/th>Y\u00eau c\u1ea7u l\u1ef1a ch\u1ecdn<\/th><\/tr><\/thead>
                                                    C\u00f4ng su\u1ea5t \u0110\u1ecbnh m\u1ee9c<\/td>N\u0103ng l\u1ef1c \u0111\u1ea7u ra<\/td>\u0110\u01b0\u1ee3c ch\u1ecdn theo nhu c\u1ea7u t\u1ea3i t\u1ed1i \u0111a<\/td><\/tr>
                                                    \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/td>C\u1ea5p \u0111i\u1ec7n \u00e1p<\/td>Ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng \u0111i\u1ec7n<\/td><\/tr>
                                                    T\u1ea7n s\u1ed1<\/td>T\u1ea7n s\u1ed1 h\u1ec7 th\u1ed1ng<\/td>50Hz ho\u1eb7c 60Hz<\/td><\/tr>
                                                    Nh\u00f3m vector<\/td>Ph\u01b0\u01a1ng ph\u00e1p k\u1ebft n\u1ed1i cu\u1ed9n d\u00e2y<\/td>Dyn11 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/td><\/tr>
                                                    \u0110i\u1ec7n \u00e1p tr\u1edf kh\u00e1ng<\/td>Tr\u1edf kh\u00e1ng ng\u1eafn m\u1ea1ch<\/td>\u0110\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng<\/td><\/tr>
                                                    T\u1ed5n th\u1ea5t kh\u00f4ng t\u1ea3i<\/td>M\u1ea5t m\u00e1t l\u00f5i<\/td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i<\/td><\/tr>
                                                    T\u1ed5n th\u1ea5t t\u1ea3i<\/td>M\u1ea5t m\u00e1t qu\u1ea5n<\/td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t \u0111\u1ea7y t\u1ea3i<\/td><\/tr>
                                                    T\u0103ng nhi\u1ec7t \u0111\u1ed9<\/td>C\u1ea5p \u0111\u1ed9 t\u1ea1o nhi\u1ec7t<\/td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u00e1ch \u0111i\u1ec7n<\/td><\/tr>
                                                    L\u1edbp c\u00e1ch \u0111i\u1ec7n<\/td>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/td>Class F\/H th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/td><\/tr>
                                                    Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t<\/td>Ph\u01b0\u01a1ng ph\u00e1p t\u1ea3n nhi\u1ec7t<\/td>AN\/AF<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                                                    \n\n\n\n

                                                    X. Y\u00eau c\u1ea7u v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec cho m\u00e1y bi\u1ebfn \u00e1p kh\u00f4<\/strong><\/h2>\n\n\n\n

                                                    M\u1eb7c d\u00f9 bi\u1ebfn \u00e1p ki\u1ec3u kh\u00f4 y\u00eau c\u1ea7u \u00edt b\u1ea3o tr\u00ec h\u01a1n so v\u1edbi bi\u1ebfn \u00e1p ng\u00e2m d\u1ea7u, nh\u01b0ng vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 v\u1eabn c\u1ea7n thi\u1ebft trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i.<\/p>\n\n\n\n

                                                    C\u00e1c m\u1ee5c ki\u1ec3m tra ch\u00ednh<\/strong><\/p>\n\n\n\n

                                                    M\u1ee5c Ki\u1ec3m Tra<\/th>M\u1ee5c \u0110\u00edch<\/th><\/tr><\/thead>
                                                    Gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9<\/td>X\u00e1c \u0111\u1ecbnh xem nhi\u1ec7t \u0111\u1ed9 cu\u1ed9n d\u00e2y c\u00f3 t\u0103ng l\u00ean b\u00ecnh th\u01b0\u1eddng kh\u00f4ng<\/td><\/tr>
                                                    Gi\u00e1m s\u00e1t t\u1ea3i<\/td>Ki\u1ec3m tra xem thi\u1ebft b\u1ecb c\u00f3 qu\u00e1 t\u1ea3i kh\u00f4ng<\/td><\/tr>
                                                    Ki\u1ec3m tra c\u00e1ch \u0111i\u1ec7n<\/td>\u0110\u00e1nh gi\u00e1 t\u00ecnh tr\u1ea1ng l\u00e3o h\u00f3a c\u00e1ch \u0111i\u1ec7n<\/td><\/tr>
                                                    Ki\u1ec3m tra \u00e2m thanh<\/td>Ph\u00e1t hi\u1ec7n c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea5t th\u01b0\u1eddng trong l\u00f5i v\u00e0 c\u1ea5u tr\u00fac<\/td><\/tr>
                                                    Ki\u1ec3m tra th\u1ecb gi\u00e1c<\/td>Ki\u1ec3m tra s\u1ef1 t\u00edch t\u1ee5 b\u1ee5i, n\u1ee9t v\u00e0 \u0103n m\u00f2n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                                                    \n\n\n\n

                                                    C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1eadn h\u00e0nh ph\u1ed5 bi\u1ebfn<\/strong><\/h2>\n\n\n\n

                                                    1. T\u0103ng nhi\u1ec7t \u0111\u1ed9 qu\u00e1 m\u1ee9c<\/strong><\/h3>\n\n\n\n

                                                    Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3:<\/strong><\/p>\n\n\n\n

                                                      \n
                                                    • V\u1eadn h\u00e0nh qu\u00e1 t\u1ea3i l\u00e2u d\u00e0i<\/li>\n\n\n\n
                                                    • Th\u00f4ng gi\u00f3 kh\u00f4ng \u0111\u1ee7<\/li>\n\n\n\n
                                                    • L\u1ed7i qu\u1ea1t l\u00e0m m\u00e1t<\/li>\n\n\n\n
                                                    • Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh qu\u00e1 cao<\/li>\n<\/ul>\n\n\n\n

                                                      Bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n

                                                        \n
                                                      • Gi\u1ea3m t\u1ea3i<\/li>\n\n\n\n
                                                      • Ki\u1ec3m tra h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t<\/li>\n\n\n\n
                                                      • L\u00e0m s\u1ea1ch c\u00e1c k\u00eanh th\u00f4ng gi\u00f3<\/li>\n<\/ul>\n\n\n\n

                                                        2. T\u0103ng ph\u00f3ng \u0111i\u1ec7n t\u1eebng ph\u1ea7n<\/strong><\/h3>\n\n\n\n

                                                        Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3:<\/strong><\/p>\n\n\n\n

                                                          \n
                                                        • \u00d4 nhi\u1ec5m cu\u1ed9n d\u00e2y<\/li>\n\n\n\n
                                                        • H\u1ea5p th\u1ee5 \u0111\u1ed9 \u1ea9m trong v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n<\/li>\n\n\n\n
                                                        • N\u1ee9t trong v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n epoxy<\/li>\n<\/ul>\n\n\n\n

                                                          Bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n

                                                            \n
                                                          • Th\u1ef1c hi\u1ec7n ki\u1ec3m tra ph\u00f3ng \u0111i\u1ec7n t\u1eebng ph\u1ea7n \u0111\u1ecbnh k\u1ef3<\/li>\n\n\n\n
                                                          • Ki\u1ec3m tra t\u00ecnh tr\u1ea1ng c\u00e1ch \u0111i\u1ec7n<\/li>\n\n\n\n
                                                          • Gi\u1eef transformer s\u1ea1ch s\u1ebd v\u00e0 kh\u00f4 r\u00e1o<\/li>\n<\/ul>\n\n\n\n

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

                                                            In industrial power distribution, building power supply, and new energy projects, dry-type transformers are widely used in indoor substations, data centers, rail transit systems, hospitals, and large industrial facilities due to their high fire-safety ratings, low maintenance requirements, and safe, reliable operation. Compared to oil-immersed transformers, dry-type transformers utilize a solid insulation structure and do […]<\/p>\n","protected":false},"author":2,"featured_media":1974,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[],"class_list":["post-1972","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-guidance"],"acf":[],"_links":{"self":[{"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/posts\/1972","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/comments?post=1972"}],"version-history":[{"count":1,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/posts\/1972\/revisions"}],"predecessor-version":[{"id":1977,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/posts\/1972\/revisions\/1977"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/media\/1974"}],"wp:attachment":[{"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/media?parent=1972"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/categories?post=1972"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zishengtransformer.com\/vi\/wp-json\/wp\/v2\/tags?post=1972"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}