{"id":18079,"date":"2014-09-02T16:08:57","date_gmt":"2014-09-02T09:08:57","guid":{"rendered":"https:\/\/banbientan.com\/?p=18079"},"modified":"2014-09-02T16:08:57","modified_gmt":"2014-09-02T09:08:57","slug":"so-do-dau-day-cong-to-dien-3-pha-gian-tiep","status":"publish","type":"post","link":"https:\/\/hunglong.banbientan.com\/?p=18079","title":{"rendered":"S\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y c\u00f4ng t\u01a1 \u0111i\u1ec7n 3 pha gi\u00e1n ti\u1ebfp"},"content":{"rendered":"

S\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y c\u00f4ng t\u01a1 \u0111i\u1ec7n 3 pha gi\u00e1n ti\u1ebfp s\u1eed d\u1ee5ng 3 bi\u1ebfn d\u00f2ng \u0111o l\u01b0\u1eddng<\/h2>\n


C\u00f4ng t\u01a1 \u0111i\u1ec7n 3 pha gi\u00e1n ti\u1ebfp<\/span>\u00a0th\u01b0\u1eddng c\u00f3 11 \u0111\u1ea7u ra d\u00e2y, v\u00e0 \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u t\u1eeb 1 \u0111\u1ebfn 11 theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00e1i sang ph\u1ea3i nh\u01b0 h\u00ecnh v\u1ebd d\u01b0\u1edbi \u0111\u00e2y:<\/span>
\"cong_to_gian_tiep\"<\/a>


Tr\u00ean s\u01a1 \u0111\u1ed3 n\u00e0y ta chia 11 ch\u00e2n l\u00e0m 4 nh\u00f3m t\u00edn hi\u1ec7u nh\u01b0 sau:<\/span><\/p>\n

    \n
      \n
    1. Nh\u00f3m pha A : bao g\u1ed3m t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p pha A (\u0111\u1ea7u s\u1ed1 2) v\u00e0 t\u00edn hi\u1ec7u d\u00f2ng pha A (\u0111\u1ea7u s\u1ed1 1 v\u00e0 \u0111\u1ea7u s\u1ed1 3)<\/li>\n
    2. Nh\u00f3m pha B : bao g\u1ed3m t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p pha B (\u0111\u1ea7u s\u1ed1 5) v\u00e0 t\u00edn hi\u1ec7u d\u00f2ng pha A (\u0111\u1ea7u s\u1ed1 4 v\u00e0 \u0111\u1ea7u s\u1ed1 6)<\/li>\n
    3. Nh\u00f3m pha C : bao g\u1ed3m t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p pha C (\u0111\u1ea7u s\u1ed1 8) v\u00e0 t\u00edn hi\u1ec7u d\u00f2ng pha A (\u0111\u1ea7u s\u1ed1 7 v\u00e0 \u0111\u1ea7u s\u1ed1 9)<\/li>\n
    4. Nh\u00f3m Trung t\u00ednh (N) : bao g\u1ed3m t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p trung t\u00ednh (\u0111\u1ea7u s\u1ed1 10 v\u00e0 11 \u0111\u00e3 \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi nhau)<\/li>\n<\/ol>\n<\/ol>\n

      S\u01a1 \u0111\u1ed3 n\u1ed1i d\u00e2y c\u00f4ng t\u01a1 nh\u01b0 sau :<\/h2>\n

      \"dau_cong_to_gian_tiep3\"<\/p>\n

        \n
          Khi ti\u1ebfn h\u00e0nh n\u1ed1i d\u00e2y ta c\u1ea7n l\u01b0u \u00fd nh\u1eefng \u0111\u1ec1u sau \u0111\u00e2y:<\/ol>\n<\/ol>\n
            \n
              \n
            • Ng\u00f5 ra th\u1ee9 c\u1ea5p bi\u1ebfn d\u00f2ng \u0111o l\u01b0\u1eddng pha A th\u00ec n\u1ed1i v\u00e0o t\u00edn hi\u1ec7u d\u00f2ng pha A, c\u00f3 k\u00fd hi\u1ec7u \u0111\u1ea7u (k) v\u00e0 cu\u1ed1i (l), kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eabn l\u1ed9n.<\/li>\n
            • Khi lu\u1ed3n d\u00e2y qua l\u1ed7 bi\u1ebfn d\u00f2ng c\u1ea7n ph\u1ea3i \u0111\u00fang chi\u1ec1u K qua L, kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eabn l\u1ed9n.<\/li>\n
            • T\u00edn hi\u1ec7u \u00e1p c\u1ee7a pha n\u00e0o ph\u1ea3i n\u1ed1i \u0111\u00fang v\u00e0o pha \u0111\u00f3<\/li>\n
            • T\u00edn hi\u1ec7u n\u1ed1i ph\u1ea3i \u0111\u1ea3m b\u1ea3o b\u1ec1n v\u1eefng<\/li>\n
            • N\u1ebfu c\u00f3 sai s\u00f3t trong 4 l\u01b0u \u00fd k\u1ec3 tr\u00ean s\u1ebd d\u1eabn \u0111\u1ebfn sai s\u1ed1 c\u1ee7a ph\u00e9p \u0111o r\u1ea5t l\u1edbn<\/li>\n<\/ul>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

              S\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y c\u00f4ng t\u01a1 \u0111i\u1ec7n 3 pha gi\u00e1n ti\u1ebfp s\u1eed d\u1ee5ng 3 bi\u1ebfn d\u00f2ng \u0111o l\u01b0\u1eddng C\u00f4ng t\u01a1 \u0111i\u1ec7n 3 pha gi\u00e1n ti\u1ebfp\u00a0th\u01b0\u1eddng c\u00f3 11 \u0111\u1ea7u ra d\u00e2y, v\u00e0 \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u t\u1eeb 1 \u0111\u1ebfn 11 theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00e1i sang ph\u1ea3i nh\u01b0 h\u00ecnh v\u1ebd d\u01b0\u1edbi \u0111\u00e2y:Tr\u00ean s\u01a1 \u0111\u1ed3 n\u00e0y ta chia […]<\/p>\n","protected":false},"author":2,"featured_media":18080,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11499],"tags":[12827,12828,12829,12830],"class_list":["post-18079","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc-tu-dong-hoa","tag-3-pha-gian-tiep","tag-cong-to-dien","tag-dau-day","tag-so-do-dau-day-cong-to-dien-3"],"_links":{"self":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/18079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18079"}],"version-history":[{"count":0,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/18079\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/"}],"wp:attachment":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}