{"id":704829,"date":"2024-07-26T23:10:35","date_gmt":"2024-07-26T22:10:35","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=704829"},"modified":"2024-07-26T23:10:35","modified_gmt":"2024-07-26T22:10:35","slug":"bien-tan-toc-do-dong-co-tiet-kiem-nang-luong","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bien-tan-toc-do-dong-co-tiet-kiem-nang-luong\/","title":{"rendered":"Bi\u1ebfn T\u1ea7n | T\u1ed1c \u0110\u1ed9 \u0110\u1ed9ng C\u01a1 & Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng"},"content":{"rendered":"

T\u00ecm hi\u1ec3u c\u00e1ch Bi\u1ebfn T\u1ea7n \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 \u0111\u1ec3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh trong h\u1ec7 th\u1ed1ng nhi\u1ec7t.<\/p>\n

\"Bi\u1ebfn<\/p>\n

Bi\u1ebfn T\u1ea7n | T\u1ed1c \u0110\u1ed9 \u0110\u1ed9ng C\u01a1 & Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng<\/h2>\n

Bi\u1ebfn t\u1ea7n (Variable Frequency Drive – VFD) l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t, gi\u00fap \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1ch bi\u1ebfn t\u1ea7n ho\u1ea1t \u0111\u1ed9ng v\u00e0 vai tr\u00f2 c\u1ee7a ch\u00fang trong vi\u1ec7c c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

Bi\u1ebfn T\u1ea7n L\u00e0 G\u00ec?<\/h2>\n

Bi\u1ebfn t\u1ea7n l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 quay c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u (AC) b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 c\u1ee7a \u0111i\u1ec7n \u00e1p cung c\u1ea5p cho \u0111\u1ed9ng c\u01a1. C\u00f4ng ngh\u1ec7 bi\u1ebfn t\u1ea7n \u0111\u00e3 c\u00f3 nh\u1eefng c\u1ea3i ti\u1ebfn l\u1edbn trong nh\u1eefng th\u1eadp k\u1ef7 qua, l\u00e0m cho ch\u00fang tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 d\u00e2n d\u1ee5ng.<\/p>\n

C\u01a1 Ch\u1ebf Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n

Bi\u1ebfn t\u1ea7n l\u00e0m vi\u1ec7c d\u1ef1a tr\u00ean hai b\u01b0\u1edbc ch\u00ednh:<\/p>\n

<\/p>\n

  • Chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u (AC) th\u00e0nh ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC).<\/li>\n
  • Chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) v\u1eeba t\u1ea1o ra tr\u1edf l\u1ea1i ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u (AC) v\u1edbi m\u1ed9t t\u1ea7n s\u1ed1 \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c.<\/li>\n

    <\/u1><\/p>\n

    Qu\u00e1 tr\u00ecnh n\u00e0y cho ph\u00e9p bi\u1ebfn t\u1ea7n \u0111i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 v\u00e0 \u0111i\u1ec7n \u00e1p \u0111\u1ea7u ra, t\u1eeb \u0111\u00f3 ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 v\u00e0 m\u00f4-men xo\u1eafn c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/p>\n

    \u1ee8ng D\u1ee5ng C\u1ee7a Bi\u1ebfn T\u1ea7n<\/h2>\n

    Bi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau:<\/p>\n

    <\/p>\n

  • C\u00f4ng nghi\u1ec7p:<\/strong> \u0110i\u1ec1u khi\u1ec3n b\u0103ng t\u1ea3i, m\u00e1y n\u00e9n kh\u00ed, b\u01a1m n\u01b0\u1edbc, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t kh\u00e1c.<\/li>\n
  • D\u00e2n d\u1ee5ng:<\/strong> H\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, qu\u1ea1t th\u00f4ng gi\u00f3 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng kh\u00e1c.<\/li>\n

    <\/u1><\/p>\n

    Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng<\/h2>\n

    Bi\u1ebfn t\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng b\u1eb1ng c\u00e1ch:<\/p>\n

    <\/p>\n

  • \u0110i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1:<\/strong> \u0110i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 theo nhu c\u1ea7u th\u1ef1c t\u1ebf, gi\u00fap tr\u00e1nh vi\u1ec7c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng c\u1ea7n thi\u1ebft. V\u00ed d\u1ee5, m\u1ed9t b\u01a1m n\u01b0\u1edbc v\u1edbi t\u1ed1c \u0111\u1ed9 quay \u0111\u01b0\u1ee3c gi\u1ea3m t\u1eeb 100% xu\u1ed1ng 80% c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c kho\u1ea3ng 50% n\u0103ng l\u01b0\u1ee3ng.<\/li>\n
  • Gi\u1ea3m t\u1ed5n th\u1ea5t \u0111i\u1ec7n n\u0103ng:<\/strong> B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o c\u1ee7a \u0111\u1ed9ng c\u01a1, bi\u1ebfn t\u1ea7n gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t \u0111i\u1ec7n n\u0103ng do s\u1ee5t \u00e1p v\u00e0 hi\u1ec7u \u1ee9ng nhi\u1ec7t.<\/li>\n

    <\/u1><\/p>\n

    Ph\u01b0\u01a1ng tr\u00ecnh Li\u00ean Quan<\/h2>\n

    Ch\u00fang ta h\u00e3y xem x\u00e9t m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh c\u01a1 b\u1ea3n li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng:<\/p>\n

    C\u00f4ng su\u1ea5t ti\u1ebft ki\u1ec7m (Psave<\/sub>) c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1edfi c\u00f4ng th\u1ee9c:<\/p>\n

    Psave<\/sub> = Prated<\/sub> * [(1 – (Nnew<\/sub>\/Nrated<\/sub>)^3)]\n

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

    <\/p>\n

  • Prated<\/sub> l\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/li>\n
  • Nnew<\/sub> l\u00e0 t\u1ed1c \u0111\u1ed9 m\u1edbi c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/li>\n
  • Nrated<\/sub> l\u00e0 t\u1ed1c \u0111\u1ed9 \u0111\u1ecbnh m\u1ee9c c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/li>\n

    <\/u1><\/p>\n

    K\u1ebft Lu\u1eadn<\/h2>\n

    Bi\u1ebfn t\u1ea7n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c trong vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 \u1ee9ng d\u1ee5ng d\u00e2n d\u1ee5ng. Hi\u1ec3u r\u00f5 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng v\u00e0 l\u1ee3i \u00edch c\u1ee7a bi\u1ebfn t\u1ea7n s\u1ebd gi\u00fap ch\u00fang ta t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m thi\u1ec3u chi ph\u00ed \u0111i\u1ec7n n\u0103ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

    T\u00ecm hi\u1ec3u c\u00e1ch Bi\u1ebfn T\u1ea7n \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 \u0111\u1ec3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh trong h\u1ec7 th\u1ed1ng nhi\u1ec7t.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"\nBi\u1ebfn T\u1ea7n | T\u1ed1c \u0110\u1ed9 \u0110\u1ed9ng C\u01a1 & Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u c\u00e1ch Bi\u1ebfn T\u1ea7n \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 \u0111\u1ec3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh trong h\u1ec7 th\u1ed1ng nhi\u1ec7t.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/vi\/bien-tan-toc-do-dong-co-tiet-kiem-nang-luong\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bi\u1ebfn T\u1ea7n | T\u1ed1c \u0110\u1ed9 \u0110\u1ed9ng C\u01a1 & Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng\" \/>\n<meta property=\"og:description\" content=\"T\u00ecm hi\u1ec3u c\u00e1ch Bi\u1ebfn T\u1ea7n \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 \u0111\u1ec3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh trong h\u1ec7 th\u1ed1ng nhi\u1ec7t.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/bien-tan-toc-do-dong-co-tiet-kiem-nang-luong\/\" \/>\n<meta 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