{"id":22514,"date":"2019-07-12T13:40:22","date_gmt":"2019-07-12T06:40:22","guid":{"rendered":"https:\/\/banbientan.com\/cau-tao-va-nguyen-ly-bien-tan\/"},"modified":"2019-07-12T13:40:22","modified_gmt":"2019-07-12T06:40:22","slug":"cau-tao-va-nguyen-ly-bien-tan","status":"publish","type":"post","link":"https:\/\/hunglong.banbientan.com\/?p=22514","title":{"rendered":"C\u1ea5u t\u1ea1o v\u00e0 nguy\u00ean l\u00fd bi\u1ebfn t\u1ea7n"},"content":{"rendered":"

V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc k\u1ef9 thu\u1eadt, hi\u1ec7n nay c\u00f3 r\u1ea5t nhi\u1ec1u nh\u1eefng thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u01b0\u1ee3c ra \u0111\u1eddi nh\u1eb1m \u0111\u00e1p \u1ee9ng nh\u1eefng y\u00eau c\u1ea7u v\u00e0 \u0111\u00f2i h\u1ecfi c\u1ee7a kh\u00e1ch h\u00e0ng. M\u1ed9t trong s\u1ed1 \u0111\u00f3, ch\u00fang ta c\u1ea7n nh\u1eafc \u0111\u1ebfn thi\u1ebft b\u1ecb bi\u1ebfn t\u1ea7n. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ti\u00eau bi\u1ec3u, bi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong r\u1ea5t nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau. V\u1ea1y d\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y l\u00e0 g\u00ec v\u00e0 n\u00f3 c\u00f3 c\u1ea5u t\u1ea1o v\u00e0 nguy\u00ean l\u00fd bi\u1ebfn t\u1ea7n<\/a> ra sao? Ch\u00fang ta s\u1ebd c\u00f9ng nhau gi\u1ea3i \u0111\u00e1p trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n

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

Bi\u1ebfn t\u1ea7n l\u00e0 g\u00ec?<\/strong>
\nBi\u1ebfn t\u1ea7n hi\u1ec7n nay l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n xu\u1ea5t hi\u1ec7n r\u1ea5t nhi\u1ec1u trong \u0111\u1eddi s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi. \u0110\u00e2y l\u00e0 thi\u1ebft b\u1ecb c\u00f3 ch\u1ee9c n\u0103ng bi\u1ebfn \u0111\u1ed5i d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u \u1edf t\u1ea7n s\u1ed1 n\u00e0y th\u00e0nh m\u1ed9t d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u \u1edf t\u1ea7n s\u1ed1 kh\u00e1c, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c. N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u h\u01a1n th\u00ec bi\u1ebfn t\u1ea7n l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u00e0m thay \u0111\u1ed5i t\u1ea7n s\u1ed1 c\u1ee7a d\u00f2ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 c\u1ee7a \u0111\u1ed9ng c\u01a1. Bi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t trang b\u1ecb nh\u1eefng linh ki\u1ec7n b\u00e1n d\u1eabn c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00f3ng ng\u1eaft tu\u1ea7n t\u1ef1 d\u00f2ng \u0111i\u1ec7n v\u00e0 l\u00e0m sinb ra t\u1eeb tr\u01b0\u1eddng l\u00e0m xoay \u0111\u1ed9ng c\u01a1.
\nTr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i bi\u1ebfn t\u1ea7n kh\u00e1c nhau nh\u01b0 bi\u1ebfn t\u1ea7n AC, bi\u1ebfn t\u1ea7n DC, bi\u1ebfn t\u1ea7n 1 pha v\u00e0 bi\u1ebfn t\u1ea7n 3 pha,… C\u00e1c lo\u1ea1i bi\u1ebfn t\u1ea7n n\u00e0y s\u1ebd ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng kh\u00e1c nhau v\u00e0 \u0111em l\u1ea1i cho ng\u01b0\u1eddi d\u00f9ng nhi\u1ec1u ti\u1ec7n \u00edch trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n

C\u1ea5u t\u1ea1o v\u00e0 nguy\u00ean l\u00fd bi\u1ebfn t\u1ea7n<\/strong>
\nBi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t d\u1ef1a tr\u00ean d\u00e2y chuy\u1ec1n hi\u1ec7n \u0111\u1ea1i v\u00e0 \u0111em l\u1ea1i cho ng\u01b0\u1eddi d\u00f9ng nh\u1eefng l\u1ee3i \u00edch l\u1edbn. C\u00e1c s\u1ea3n ph\u1ea9m bi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t v\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt, gi\u00fap ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 h\u01a1n. Bi\u1ebfn t\u1ea7n g\u1ed3m c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh l\u00e0 b\u1ed9 ch\u1ec9nh l\u01b0u, m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n, b\u1ed9 l\u1ecdc, b\u1ed9 ngh\u1ecbch l\u01b0u IGBT. B\u00ean c\u1ea1nh c\u00e1c b\u1ed9 ph\u1eadn \u0111\u00f3, bi\u1ebfn t\u1ea7n c\u00f2n \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c nh\u01b0 b\u1ed9 \u0111i\u1ec7n kh\u00e1ng, \u0111i\u1ec7n tr\u1edf h\u00e3m, m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb,… C\u00e1c b\u1ed9 ph\u1eadn n\u00e0y gi\u1eef nh\u1eefng vai tr\u00f2 kh\u00e1c nhau v\u00e0 t\u1ea1o n\u00ean c\u00e1c lo\u1ea1i bi\u1ebfn t\u1ea7n ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.
\nKhi b\u1ea1n s\u1eed d\u1ee5ng bi\u1ebfn t\u1ea7n, c\u00e1c ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t pha ho\u1eb7c ba pha s\u1ebd \u0111\u01b0\u1ee3c ch\u1ec9nh l\u01b0u v\u00e0 l\u1ecdc th\u00f4ng qua b\u1ed9 ch\u1ec9nh l\u01b0u v\u00e0 t\u1ee5 \u0111i\u1ec7n. Sau \u0111\u00f3, \u0111i\u1ec7n \u00e1p 1 chi\u1ec1u s\u1ebd \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i th\u00e0nh \u0111i\u1ec7n \u00e1p ba pha. Cu\u1ed1i c\u00f9ng s\u1ebd t\u1ea1o ra \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u 3 pha nh\u1edd ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ebf \u0111\u1ed9 xung.
\nVi\u1ec7c s\u1eed d\u1ee5ng bi\u1ebfn t\u1ea7n gi\u00fap ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng trong vi\u1ec7c thay \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 c\u1ee7a \u0111\u1ed9ng c\u01a1 v\u00e0 ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 nh\u1eefng n\u0103ng l\u01b0\u1ee3ng so v\u1edbi c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ea1y \u0111\u1ed9ng c\u01a1 kh\u00e1c. Ch\u00ednh nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a bi\u1ebfn t\u1ea7n n\u00ean n\u00f3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong r\u1ea5t nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"

V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc k\u1ef9 thu\u1eadt, hi\u1ec7n nay c\u00f3 r\u1ea5t nhi\u1ec1u nh\u1eefng thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u01b0\u1ee3c ra \u0111\u1eddi nh\u1eb1m \u0111\u00e1p \u1ee9ng nh\u1eefng y\u00eau c\u1ea7u v\u00e0 \u0111\u00f2i h\u1ecfi c\u1ee7a kh\u00e1ch h\u00e0ng. M\u1ed9t trong s\u1ed1 \u0111\u00f3, ch\u00fang ta c\u1ea7n nh\u1eafc \u0111\u1ebfn thi\u1ebft b\u1ecb bi\u1ebfn t\u1ea7n. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ti\u00eau bi\u1ec3u, […]<\/p>\n","protected":false},"author":2,"featured_media":22355,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-22514","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-t-dng-hoa"],"_links":{"self":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/22514","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=22514"}],"version-history":[{"count":0,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/22514\/revisions"}],"wp:attachment":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22514"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}