{"id":18974,"date":"2015-01-05T11:48:32","date_gmt":"2015-01-05T04:48:32","guid":{"rendered":"https:\/\/banbientan.com\/?p=18974"},"modified":"2015-01-05T11:48:32","modified_gmt":"2015-01-05T04:48:32","slug":"dong-co-dien-servo-la-gi","status":"publish","type":"post","link":"https:\/\/hunglong.banbientan.com\/?p=18974","title":{"rendered":"\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n servo l\u00e0 g\u00ec"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u v\u1ec1 \u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n servo\u00a0<\/strong><\/h2>\n

\"{E25424DF-D8E2-46A9-97E4-9B486261C6FC}\"<\/strong><\/h2>\n

\u0110\u1ed9ng c\u01a1 servo l\u00e0 c\u01a1 b\u1eafp<\/span> c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng.\u00a0<\/strong>Ch\u00fang cung c\u1ea5p l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 di chuy\u1ec3n c\u00e1c thi\u1ebft b\u1ecb theo y\u00eau c\u1ea7u c\u1ee7a \u1ee9ng d\u1ee5ng. B\u1ea1n h\u00e3y d\u1eebng con tr\u1ecf t\u1ea1i m\u1ed7i h\u00ecnh v\u1ebd \u0111\u1ec3 xem m\u00f4 t\u1ea3.
\nNhi\u1ec1u ng\u01b0\u1eddi ngh\u0129 r\u1eb1ng \u0111\u1ed9ng c\u01a1 servo l\u00e0 thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp. Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, \u0111\u1ed9ng c\u01a1 servo kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i v\u1edbi m\u1ed9t h\u1ec7 th\u1ed1ng c\u00e1c thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng mong mu\u1ed1n.
\nTrong b\u00e0i n\u00e0y, ch\u00fang ta s\u1ebd nghi\u00ean c\u1ee9u xem \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c d\u1ea1ng \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n bao g\u1ed3m \u0111\u1ed9ng c\u01a1 servo c\u00f4ng nghi\u1ec7p.
\nXem th\u00eam:<\/strong><\/span> \u00a0C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 servo<\/a>\u00a0<\/strong>
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0C\u00f4ng ngh\u1ec7 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 Servo<\/a><\/strong><\/p>\n

\u1ee8ng d\u1ee5ng c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n th\u00f4ng th\u01b0\u1eddng v\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n servo<\/strong><\/h2>\n\n\n\n
<\/object><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n l\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n th\u00e0nh l\u1ef1c c\u01a1 h\u1ecdc.<\/strong>\u00a0<\/span>
\n\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c d\u1ea1ng \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n th\u00f4ng d\u1ee5ng, l\u1ef1c c\u01a1 h\u1ecdc n\u00e0y l\u00e0 l\u1ef1c chuy\u1ec3n \u0111\u1ed9ng quay. L\u1ef1c chuy\u1ec3n \u0111\u1ed9ng quay t\u1ea1o ra b\u1edfi \u0111\u1ed9ng c\u01a1 d\u00f9ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c n\u00e0o \u0111\u00f3.<\/span>
\nC\u00e1c v\u00ed d\u1ee5 v\u1ec1 \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p cho \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n bao g\u1ed3m: khoan, nghi\u1ec1n, b\u0103ng chuy\u1ec1n, qu\u1ea1t, b\u01a1m, robot\u2026
\nV\u1eady, \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n th\u00e0nh l\u1ef1c chuy\u1ec3n \u0111\u1ed9ng quay nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n

L\u1ecbch s\u1eed ph\u00e1t tri\u1ec3n c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n<\/strong><\/span>\u00a0\"lich<\/a><\/h2>\n

V\u00e0o n\u0103m 1820, Oersted kh\u00e1m ph\u00e1 ra r\u1eb1ng khi m\u1ed9t d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua 1 d\u00e2y d\u1eabn n\u00f3 s\u1ebd t\u1ea1o ra m\u1ed9t t\u1eeb tr\u01b0\u1eddng. V\u00e0o n\u0103m ti\u1ebfp theo, Michael Faraday \u0111\u00e3 ch\u1ee9ng minh t\u1eeb tr\u01b0\u1eddng n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o th\u00e0nh l\u1ef1c c\u01a1 h\u1ecdc.<\/strong>
\nThi\u1ebft b\u1ecb c\u1ee7a \u00f4ng bao g\u1ed3m m\u1ed9t th\u1ecfi nam ch\u00e2m v\u0129nh c\u1eedu nh\u00fang trong m\u1ed9t b\u1ec3 th\u1ee7y ng\u00e2n. M\u1ed9t d\u00e2y d\u1eabn treo b\u00ean tr\u00ean b\u1ec3 th\u1ee7y ng\u00e2n nh\u1edd 1 c\u00e1i m\u00f3c.
\nKhi c\u00f3 d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua d\u00e2y d\u1eabn, m\u1ed9t l\u1ef1c c\u01a1 \u0111i\u1ec7n<\/strong> gi\u00fap s\u1ee3i d\u00e2y xoay tr\u00f2n xung quanh th\u1ecfi nam ch\u00e2m.
\nD\u0129 nhi\u00ean thi\u1ebft b\u1ecb n\u00e0y ch\u1ec9 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n r\u1ea5t \u00edt c\u00f4ng b\u1edfi l\u1ef1c quay t\u1ea1o ra r\u1ea5t nh\u1ecf.<\/p>\n

Nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n v\u1ec1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1<\/strong><\/h2>\n

\"{36082FE0-7952-4CC3-AD0E-166E8B950762}\"<\/a>\u00a0 \u00a0 \u00a0\u00a0\"nguyen<\/a><\/strong><\/h2>\n

N\u1ebfu m\u1ed9t d\u00e2y d\u1eabn mang \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o trong m\u1ed9t t\u1eeb tr\u01b0\u1eddng s\u1ebd t\u1ea1o ra m\u1ed9t l\u1ef1c gi\u00fap d\u00e2y d\u1eabn chuy\u1ec3n \u0111\u1ed9ng.
\nPh\u01b0\u01a1ng c\u1ee7a l\u1ef1c l\u00e0 90 \u0111\u1ed9 so v\u1edbi chi\u1ec1u d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u0169ng l\u00e0 90 \u0111\u1ed9 so v\u1edbi c\u00e1c \u0111\u01b0\u1eddng l\u1ef1c t\u1eeb tr\u01b0\u1eddng.
\nKhi d\u00f2ng \u0111i\u1ec7n ch\u1ea1y trong v\u00f2ng d\u00e2y, m\u1ed9t tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb \u0111\u01b0\u1ee3c t\u1ea1o ra xung quanh v\u00f2ng d\u00e2y. Tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb n\u00e0y t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u1eeb tr\u01b0\u1eddng t\u1ea1o ra b\u1edfi nam ch\u00e2m v\u0129nh c\u1eedu. L\u1ef1c t\u01b0\u01a1ng t\u00e1c t\u1ea1o ra m\u00f4 men v\u00e0 l\u00e0m quay v\u00f2ng d\u00e2y.Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, m\u1ed9t v\u00f2ng d\u00e2y (Rotor<\/strong>) t\u1ef1 do quay tr\u00f2n trong t\u1eeb tr\u01b0\u1eddng t\u1ea1o b\u1edfi hai nam ch\u00e2m v\u0129nh c\u1eedu \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh.
\nM\u1eb7c d\u00f9 v\u1eady, rotor s\u1ebd d\u1eebng quay khi c\u00e1c l\u1ef1c n\u1eb1m \u1edf hai h\u01b0\u1edbng ng\u01b0\u1ee3c nhau v\u00e0 c\u00f9ng theo h\u01b0\u1edbng v\u1edbi tr\u1ee5c quay, b\u1edfi v\u00ec t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u00f3, m\u00f4 men l\u00e0 r\u1ea5t nh\u1ecf.<\/p>\n\n\n\n
<\/object><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Nh\u1ea5n v\u00e0o n\u00fat play m\u00e0u \u0111\u1ecf \u0111\u1ec3 xem tr\u1ea1ng th\u00e1i ho\u1ea1t \u0111\u1ed9ng<\/strong>
\n\u0110\u1ec3 rotor ti\u1ebfp t\u1ee5c chuy\u1ec3n \u0111\u1ed9ng, ch\u00fang ta ph\u1ea3i \u0111\u1ea3o chi\u1ec1u d\u00f2ng \u0111i\u1ec7n ch\u1ea1y trong v\u00f2ng d\u00e2y, theo \u0111\u00f3 s\u1ebd \u0111\u1ea3o chi\u1ec1u tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb v\u00e0 h\u01b0\u1edbng c\u1ee7a l\u1ef1c.
\nM\u1ed9t v\u00f2ng kim lo\u1ea1i g\u1ed3m 2 n\u1eeda hay c\u00f2n g\u1ecdi l\u00e0 C\u1ed5 g\u00f3p<\/span><\/strong> gi\u00fap th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng n\u00e0y. N\u1ebfu ch\u00fang ta \u0111\u1ea3o chi\u1ec1u d\u00f2ng \u0111i\u1ec7n \u0111\u00fang th\u1eddi \u0111i\u1ec3m, rotor s\u1ebd ti\u1ebfp t\u1ee5c quay khi d\u00f2ng \u0111i\u1ec7n ch\u1ea1y trong rotor.<\/p>\n

\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u\u00a0\"dong<\/a><\/strong><\/h2>\n

D\u1ef1a v\u00e0o nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n n\u00e0y, \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u hi\u1ec7n \u0111\u1ea1i s\u1eed d\u1ee5ng nam ch\u00e2m v\u0129nh c\u1eedu t\u0129nh c\u00f3 t\u1eeb tr\u01b0\u1eddng m\u1ea1nh bao quanh d\u00e2y cu\u1ed1n rotor (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u1ea7n \u1ee9ng<\/strong>).
\nC\u00e0ng nhi\u1ec1u v\u00f2ng d\u00e2y, c\u00e0ng nhi\u1ec1u d\u00f2ng \u0111i\u1ec7n ch\u1ea1y trong ph\u1ea7n \u1ee9ng t\u1ea1o th\u00e0nh t\u1eeb tr\u01b0\u1eddng m\u1ea1nh h\u01a1n. T\u1eeb tr\u01b0\u1eddng c\u00e0ng m\u1ea1nh, l\u1ef1c quay c\u00e0ng kh\u1ecfe v\u00e0 rotor s\u1ebd quay c\u00e0ng nhanh.
\n\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u hi\u1ec7n \u0111\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o m\u00f4 men quay l\u1edbn t\u1ea1i t\u1ed1c \u0111\u1ed9 quay nh\u1ecf v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n

\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u<\/strong><\/h2>\n

M\u1ed9t k\u1ef9 s\u01b0 \u0111i\u1ec7n tr\u1ebb tu\u1ed5i t\u00ean l\u00e0 Nikola Tesla \u0111\u00e3 nh\u1eadn ra r\u1eb1ng,\"{60528CFB-D867-4F67-8F9E-4FADDF53F6C0}\"<\/a>
\nc\u1ed5 g\u00f3p c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n th\u1eddi \u0111\u00f3 l\u00e0 nguy\u00ean nh\u00e2n c\u1ee7a r\u1ea5t nhi\u1ec1u c\u00e1c tr\u1ee5c tr\u1eb7c, gi\u00e1 th\u00e0nh cao m\u00e0 hi\u1ec7u su\u1ea5t th\u00ec th\u1ea5p.
\nTesla \u0111\u00e3 ti\u1ebfn h\u00e0nh g\u1ee1 b\u1ecf c\u1ed5 g\u00f3p c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n m\u1ed9t chi\u1ec1u th\u00f4ng th\u01b0\u1eddng v\u00e0 l\u00ean k\u1ebf ho\u1ea1ch t\u01b0\u01a1ng t\u1ef1 \u0111\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n 1 chi\u1ec1u!
\nNh\u1eefng chi\u1ebfc m\u00e1y ph\u00e1t \u0111i\u1ec7n m\u1edbi thi\u1ebft k\u1ebf s\u1ea3n sinh ra D\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u <\/strong>\u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 th\u1eafp s\u00e1ng v\u00e0 chuy\u1ec3n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa. Nh\u01b0ng v\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3, kh\u00f4ng c\u00f3 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n n\u00e0o c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111i\u1ec7n xoay chi\u1ec1u.
\n\u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y v\u00e0 l\u00e0m cho \u0111i\u1ec7n xoay chi\u1ec1u tr\u1edf n\u00ean h\u1eefu d\u1ee5ng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, Tesla \u0111\u00e3 thi\u1ebft k\u1ebf v\u00e0 s\u00e1ng ch\u1ebf m\u1ed9t d\u00f2ng s\u1ea3n ph\u1ea9m \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u<\/strong> s\u1eed d\u1ee5ng d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u h\u00ecnh Sin.<\/p>\n\n\n\n
<\/object><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Tesla \u0111\u00e3 thay th\u1ebf tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb t\u0129nh trong \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u v\u1edbi T\u1eeb tr\u01b0\u1eddng quay <\/strong>t\u1ea1o b\u1edfi d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u. \u0110i\u1ec1u n\u00e0y gi\u00fap cho \u0111\u1ed9ng c\u01a1 quay m\u00e0 kh\u00f4ng c\u1ea7n c\u1ed5 g\u00f3p<\/span>.
\nTrong \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u, rotor quay theo t\u1ea7n s\u1ed1 v\u00e0 pha<\/strong>
\nc\u1ee7a ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u \u0111\u1eb7t v\u00e0o cu\u1ed9n d\u00e2y stator. Trong v\u00ed d\u1ee5 n\u00e0y, cu\u1ed9n d\u00e2y tr\u00ean v\u00e0 d\u01b0\u1edbi \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u l\u1ec7ch pha 90 \u0111\u1ed9<\/strong><\/span> so v\u1edbi cu\u1ed9n d\u00e2y tr\u00e1i v\u00e0 ph\u1ea3i.
\nV\u00e9c t\u01a1 t\u1ed5ng h\u1ee3p l\u1ef1c t\u1ea1o ra b\u1edfi d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u s\u1ea3n sinh ra t\u1eeb tr\u01b0\u1eddng quay\"{F7758FA2-FB4D-4DB3-B2F5-36ADCCEB5610}\"<\/a>
\n\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u hi\u1ec7n \u0111\u1ea1i (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n c\u1ea3m \u1ee9ng) g\u1ed3m c\u00f3rotor<\/strong> \u1edf b\u00ean trong v\u00e0 stator bao b\u00ean ngo\u00e0i.<\/strong>
\nKhi cu\u1ed9n d\u00e2y stator \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u s\u1ebd s\u1ea3n sinh ra m\u1ed9t t\u1eeb tr\u01b0\u1eddng quay. Stator \u0111\u1ed3ng th\u1eddi s\u1ebd k\u00edch \u1ee9ng<\/strong><\/span> m\u1ed9t d\u00f2ng \u0111i\u1ec7n trong cu\u1ed9n d\u00e2y rotor m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 k\u1ebft n\u1ed1i \u0111i\u1ec7n n\u00e0o!
\nNh\u1edd thi\u1ebft k\u1ebf rotor v\u00e0 stator, li\u00ean k\u1ebft gi\u1eefa 2 th\u00e0nh ph\u1ea7n n\u00e0y c\u00f3 th\u1ec3 r\u1ea5t kh\u1ecfe v\u00e0 khi \u0111\u00f3 \u0111\u1ed9ng c\u01a1 n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9ng c\u01a1 \u0111\u1ed3ng b\u1ed9.<\/strong>
\n\u0110\u1ed9ng c\u01a1 \u0111\u1ed3ng b\u1ed9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 cao v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n

\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u kh\u00f4ng ch\u1ed5i than\"khong<\/a><\/span><\/strong><\/h2>\n

\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u kh\u00f4ng ch\u1ed5i than c\u00f3 c\u1ea5u tr\u00fac t\u01b0\u01a1ng t\u1ef1 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u \u0111\u1ed3ng b\u1ed9 nh\u01b0ng c\u00f3 c\u00e1c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t quan tr\u1ecdng.<\/strong>
\n\u0110\u1ed9ng c\u01a1 m\u1ed9t chi\u1ec1u kh\u00f4ng ch\u1ed5i than (kh\u00f4ng c\u00f3 c\u1ed5 g\u00f3p c\u01a1 kh\u00ed) s\u1eed d\u1ee5ng cu\u1ed9n d\u00e2y stator nh\u01b0ng rotor l\u00e0 nam ch\u00e2m v\u0129nh c\u1eedu.<\/span>.
\n\u0110\u1ec3 t\u1ea1o t\u1eeb tr\u01b0\u1eddng quay, stator \u0111\u01b0\u1ee3c c\u1ea5p n\u0103ng l\u01b0\u1ee3ng theo m\u1ed9t tr\u00ecnh t\u1ef1 c\u1ee5 th\u1ec3 v\u1edbi \u0111i\u1ec7n n\u0103ng thay \u0111\u1ed5i theo t\u1ea7n s\u1ed1, pha, ph\u00e2n c\u1ef1c v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u1ec3 quay rotor theo y\u00eau c\u1ea7u c\u1ee7a \u1ee9ng d\u1ee5ng.
\n\u0110i\u1ec1u khi\u1ec3n \u0111i\u1ec7n n\u0103ng trong thi\u1ebft k\u1ebf \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u kh\u00f4ng ch\u1ed5i than r\u1ea5t ph\u1ee9c t\u1ea1p v\u00e0 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi vi x\u1eed l\u00fd k\u1ebft h\u1ee3p v\u1edbi c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed kh\u00e1c. Thi\u1ebft b\u1ecb d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n n\u0103ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1<\/span><\/strong>.<\/p>\n

\u0110\u1ed9ng c\u01a1 b\u01b0\u1edbc\"dong<\/a><\/span><\/strong><\/h2>\n

\u0110\u1ed9ng c\u01a1 b\u01b0\u1edbc l\u00e0 m\u1ed9t d\u1ea1ng c\u1ee7a \u0111\u1ed9ng c\u01a1 m\u1ed9t chi\u1ec1u kh\u00f4ng ch\u1ed5i than.<\/strong>
\nTrong \u0111\u1ed9ng c\u01a1 b\u01b0\u1edbc, rotor v\u00e0 stator \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf sao cho c\u00e1c b\u01b0\u1edbc quay r\u1ea5t nh\u1ecf v\u00e0 li\u00ean k\u1ebft t\u1eeb tr\u01b0\u1eddng gi\u1eefa ch\u00fang l\u00e0 r\u1ea5t l\u1edbn \u1edf m\u1ed7i b\u01b0\u1edbc quay.
\nThi\u1ebft k\u1ebf c\u1ee7a stator v\u00e0 rotor gi\u00fap t\u1eadp trung t\u1eeb tr\u01b0\u1eddng v\u00e0 kh\u00f3a rotor ch\u00ednh x\u00e1c theo m\u1ed9t g\u00f3c quay x\u00e1c \u0111\u1ecbnh.
\nNh\u1edd c\u00f3 vi x\u1eed l\u00fd \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n n\u0103ng \u0111\u1ebfn cu\u1ed9n d\u00e2y stators, ch\u00fang ta c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh g\u00f3c quay, chi\u1ec1u quay v\u00e0 t\u1ed1c \u0111\u1ed9 quay c\u1ee7a \u0111\u1ed9ng c\u01a1 b\u01b0\u1edbc.<\/p>\n

\u0110\u1ed9ng c\u01a1 Servo\"{2BB09A1F-4300-41C4-899E-3F4DA614991A}\"<\/a><\/span><\/strong><\/h2>\n

Nh\u01b0 v\u1eady, \u0111\u1ed9ng c\u01a1 servo<\/span> thu\u1ed9c lo\u1ea1i \u0111\u1ed9ng c\u01a1 n\u00e0o?<\/strong>
\n\u0110\u1ed9ng c\u01a1 servo c\u00f3 th\u1ec3 l\u00e0 B\u1ea4T K\u1ef2 lo\u1ea1i \u0111\u1ed9ng c\u01a1 n\u00e0o v\u1eeba n\u00eau khi k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 servo, ph\u1ea3n h\u1ed3i v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n th\u00edch h\u1ee3p!
\n\u0110\u1ed9ng c\u01a1 servo d\u00f9ng trong \u0111\u1ed3 ch\u01a1i \u0111i\u1ec1u khi\u1ec3n v\u00f4 tuy\u1ebfn th\u00ec th\u01b0\u1eddng s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf m\u1ea1ch DC truy\u1ec1n th\u1ed1ng r\u1ebb ti\u1ec1n \u0111\u1ec3 gi\u1ea3m k\u00edch th\u01b0\u1edbc v\u00e0 h\u1ea1 gi\u00e1 th\u00e0nh s\u1ea3n ph\u1ea9m.
\n\u0110\u1ed9ng c\u01a1 servo trong c\u00f4ng nghi\u1ec7p \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 nhanh, \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 s\u1ea3n sinh ra m\u00f4 men l\u1edbn trong su\u1ed1t d\u1ea3i ho\u1ea1t \u0111\u1ed9ng l\u00e0 d\u1ef1a v\u00e0o thi\u1ebft k\u1ebf c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u kh\u00f4ng ch\u1ed5i than.
\nD\u00f9 thi\u1ebft k\u1ebf nh\u01b0 th\u1ebf n\u00e0o th\u00ec m\u1ed9t \u0111\u1ed9ng c\u01a1 c\u0169ng v\u1eabn ch\u1ec9 l\u00e0 \u0111\u1ed9ng c\u01a1 n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n t\u1eed v\u00e0 b\u1ed9 ph\u1ea3n h\u1ed3i m\u00e3 h\u00f3a xung v\u00f2ng quay th\u00edch h\u1ee3p \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi ch\u1ee9c n\u0103ng
\n 
\n <\/p>\n","protected":false},"excerpt":{"rendered":"

Gi\u1edbi thi\u1ec7u v\u1ec1 \u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n servo\u00a0 \u0110\u1ed9ng c\u01a1 servo l\u00e0 c\u01a1 b\u1eafp c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng.\u00a0Ch\u00fang cung c\u1ea5p l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 di chuy\u1ec3n c\u00e1c thi\u1ebft b\u1ecb theo y\u00eau c\u1ea7u c\u1ee7a \u1ee9ng d\u1ee5ng. B\u1ea1n h\u00e3y d\u1eebng con tr\u1ecf t\u1ea1i m\u1ed7i h\u00ecnh v\u1ebd \u0111\u1ec3 xem m\u00f4 t\u1ea3. Nhi\u1ec1u ng\u01b0\u1eddi ngh\u0129 r\u1eb1ng \u0111\u1ed9ng […]<\/p>\n","protected":false},"author":2,"featured_media":18989,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13194],"tags":[13193,13195,9923,10886],"class_list":["post-18974","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dong-co-bo-dieu-khien-servo-la-gi","tag-dong-co-buoc","tag-dong-co-dien-servo","tag-dong-co-mot-chieu","tag-servomotor"],"_links":{"self":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/18974","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=18974"}],"version-history":[{"count":0,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/18974\/revisions"}],"wp:attachment":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}