{"id":6246566,"date":"2021-12-10T01:04:07","date_gmt":"2021-12-10T01:04:07","guid":{"rendered":"https:\/\/yp.vn\/?p=6246566"},"modified":"2022-01-12T10:37:46","modified_gmt":"2022-01-12T03:37:46","slug":"van-cau-dieu-khien-khi-nen-la-gi","status":"publish","type":"post","link":"https:\/\/yp.vn\/van-cau-dieu-khien-khi-nen-la-gi\/","title":{"rendered":"Van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n l\u00e0 g\u00ec?"},"content":{"rendered":"

B\u00ean c\u1ea1nh van bi, van c\u1ed5ng, van b\u01b0\u1edbm th\u00ec\u00a0van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n<\/strong><\/a>\u00a0c\u0169ng \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi s\u1eed d\u1ee5ng. Nh\u1eefng ki\u1ebfn th\u1ee9c v\u1ec1 c\u1ea5u t\u1ea1o, ho\u1ea1t \u0111\u1ed9ng c\u0169ng nh\u01b0 c\u00e1ch ph\u00e2n lo\u1ea1i, \u1ee9ng d\u1ee5ng\u2026 c\u1ee7a van n\u00e0y c\u00f3 trong b\u00e0i chia s\u1ebb c\u1ee7a ch\u00fang t\u00f4i h\u00f4m nay s\u1ebd gi\u00fap qu\u00fd kh\u00e1ch c\u00f3 th\u1ec3 t\u1ef1 tin t\u00ecm hi\u1ec3u, \u0111\u1eb7t mua c\u0169ng nh\u01b0 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb sao cho hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/p>\n

Van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n l\u00e0 g\u00ec?<\/strong><\/h2>\n

Trong c\u00e1c h\u1ec7 th\u1ed1ng h\u01a1i, kh\u00ed n\u00e9n th\u00ec ngo\u00e0i xi lanh \u0111\u00f3ng vai tr\u00f2 ch\u1ea5p h\u00e0nh quan tr\u1ecdng th\u00ec ch\u00fang ta c\u1ea7n ph\u1ea3i nh\u1eafc \u0111\u1ebfn c\u00e1c van l\u00e0m nhi\u1ec7m v\u1ee5 c\u01a1 c\u1ea5u.<\/p>\n

Trong \u0111\u00f3,\u00a0van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng kh\u00ed n\u00e9n<\/strong><\/a>\u00a0\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ea5t nhi\u1ec1u trong c\u00e1c h\u1ec7 th\u1ed1ng cung c\u1ea5p d\u00f2ng l\u01b0u ch\u1ea5t.<\/p>\n

T\u00ean ti\u1ebfng anh c\u1ee7a n\u00f3 l\u00e0\u00a0Controls globe valve with pneumatic actuator<\/strong><\/em>. Th\u1ef1c ch\u1ea5t,\u00a0van \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n<\/strong><\/a>\u00a0n\u00e0y ch\u00ednh l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eeda \u2013 m\u1edf c\u1eeda van t\u1ef1 \u0111\u1ed9ng. N\u00f3 s\u1eed d\u1ee5ng \u00e1p su\u1ea5t c\u1ee7a kh\u00ed n\u00e9n \u0111\u1ec3 t\u00e1c \u0111\u1ed9ng l\u00ean \u0111\u0129a, c\u1eeda van \u0111\u1ec3 ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y.<\/p>\n

B\u00ean c\u1ea1nh vi\u1ec7c th\u1ef1c hi\u1ec7n \u0111\u00f3ng m\u1edf \u2013 OFF\/ON th\u00ec van c\u00f2n cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 c\u0169ng nh\u01b0 l\u01b0u l\u01b0\u1ee3ng c\u1ee7a d\u00f2ng ch\u1ea3y. Tr\u00ean m\u1ed7i van s\u1ebd c\u00f3 m\u1ed9t b\u1ed9 truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng kh\u00ed n\u00e9n m\u00e0 ch\u00fang t\u00f4i s\u1ebd n\u00f3i c\u1ee5 th\u1ec3 h\u01a1n \u1edf ph\u1ea7n c\u1ea5u t\u1ea1o, n\u00f3 s\u1ebd l\u00e0m nhi\u1ec7m v\u1ee5: S\u1eed d\u1ee5ng t\u00edn hi\u1ec7u kh\u00ed n\u00e9n \u0111i\u1ec1u khi\u1ec3n vi\u1ec7c \u0111\u00f3ng, m\u1edf van.<\/p>\n

\"van<\/p>\n

C\u1ea5u t\u1ea1o van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n<\/strong><\/h2>\n

M\u1ed9t b\u1ed9 van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n g\u1ed3m nhi\u1ec1u chi ti\u1ebft, b\u1ed9 ph\u1eadn nh\u01b0: van, ph\u1ea7n truy\u1ec1n \u0111\u1ed9ng, van \u0111i\u1ec7n t\u1eeb, b\u1ed9 \u0111\u1ecbnh v\u1ecb.<\/p>\n

1. Van c\u1ea7u<\/strong><\/h3>\n

Th\u00e2n van ch\u00ednh l\u00e0 b\u1ed9 ph\u1eadn ch\u1ee9a \u0111\u1ef1ng r\u1ea5t nhi\u1ec1u chi ti\u1ebft van, l\u00e0 n\u01a1i ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi d\u00f2ng l\u01b0u ch\u1ea5t v\u00e0 l\u00e0 n\u01a1i ch\u1ecbu \u00e1p l\u1ef1c nhi\u1ec1u nh\u1ea5t. Ng\u01b0\u1eddi ta th\u01b0\u1eddng thi\u1ebft k\u1ebf van c\u1ea7u c\u00f3 2 c\u1ed5ng v\u00ec ph\u1ed5 bi\u1ebfn h\u01a1n lo\u1ea1i van c\u1ea7u 3 c\u1ed5ng. Van 3 c\u1ed5ng s\u1ebd l\u00e0m nhi\u1ec7m v\u1ee5 \u0111\u1ed5i h\u01b0\u1edbng d\u00f2ng ch\u1ea3y v\u00e0 ph\u00e2n chia d\u00f2ng ch\u1ea3y theo \u00fd mu\u1ed1n c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh.<\/p>\n

Van 2 c\u1ed5ng th\u00ec c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m: Hai c\u1ed5ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ed1i di\u1ec7n nhau \u0111\u1ec3 th\u00f4ng d\u00f2ng ch\u1ea5t d\u1ec5 d\u00e0ng, 2 c\u1ed5ng vu\u00f4ng g\u00f3c v\u1edbi nhau ho\u1eb7c t\u1ea1i b\u1ea5t k\u1ef3 v\u1ecb tr\u00ed n\u00e0o tr\u00ean th\u00e2n van.<\/p>\n

Lo\u1ea1i van n\u00e0y chuy\u00ean d\u1ee5ng cho nh\u1eefng d\u00f2ng ch\u1ea5t l\u1ecfng c\u00f3 t\u00ednh \u0103n m\u00f2n cao, nhi\u1ec7t v\u00e0 \u00e1p su\u1ea5t l\u1edbn n\u00ean ng\u01b0\u1eddi ta kh\u00f4ng l\u1eafp van theo chi\u1ec1u ngang m\u00e0 ch\u1ecdn l\u1eafp ki\u1ec3u xi\u00ean ho\u1eb7c g\u00f3c. B\u1edfi v\u00ec khi van n\u1eb1m ngang tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng, d\u00f2ng l\u01b0u ch\u1ea5t s\u1ebd b\u1ecb \u0111\u1ecdng l\u1ea1i n\u1ebfu kh\u00f4ng s\u1eed d\u1ee5ng n\u1eefa trong 1 th\u1eddi gian d\u00e0i s\u1ebd t\u1ed3n d\u01b0 ch\u1ea5t, t\u0103ng t\u1ed1c \u0111\u1ed9 oxi h\u00f3a h\u1ecfng van h\u01a1n.<\/p>\n

Ch\u1ea5t li\u1ec7u \u0111\u1ec3 ch\u1ebf t\u1ea1o th\u00e2n van: gang, \u0111\u1ed3ng, th\u00e9p, inox\u2026<\/p>\n

\"van<\/p>\n

2. Thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng kh\u00ed n\u00e9n<\/strong><\/h3>\n

T\u00f9y theo nhu c\u1ea7u c\u1ee7a m\u1ed7i ng\u01b0\u1eddi m\u00e0 kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 ch\u1ecdn van c\u1ea7u v\u1edbi b\u1ed9 thi\u1ebft bi truy\u1ec1n \u0111\u1ed9ng d\u1ea1ng piston ho\u1eb7c d\u1ea1ng m\u00e0ng.<\/p>\n

D\u1ea1ng piston<\/strong><\/h4>\n

Nh\u00ecn chung th\u00ec b\u1ed9 thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng d\u1ea1ng piston c\u00f3 c\u1ea5u t\u1ea1o c\u0169ng nh\u01b0 ho\u1ea1t \u0111\u1ed9ng kh\u00e1 gi\u1ed1ng v\u1edbi 1\u00a0ben kh\u00ed n\u00e9n<\/strong>. C\u1ea5u t\u1ea1o c\u1ee7a n\u00f3 g\u1ed3m 1 piston v\u00e0 1 n\u00f2ng. Piston s\u1ebd chuy\u1ec3n \u0111\u1ed9ng trong n\u00f2ng. N\u00f3 cho l\u1ef1c \u0111\u1ea9y tr\u1ee5c l\u1edbn h\u01a1n, h\u00e0nh tr\u00ecnh d\u00e0i h\u01a1n so v\u1edbi b\u00f4 truy\u1ec1n \u0111\u1ed9ng d\u1ea1ng m\u00e0ng.<\/p>\n

Piston s\u1ebd n\u00f3i v\u1edbi tr\u1ee5c c\u1ee7a van c\u1ea7u. Khi l\u01b0\u1ee3ng kh\u00ed n\u00e9n cung c\u1ea5p t\u0103ng d\u1ea7n v\u00e0 chi\u1ebfm l\u1ea5y kh\u00f4ng gian c\u1ee7a n\u00f2ng s\u1ebd l\u00e0m piston d\u1ecbch chuy\u1ec3n l\u00ean tr\u00ean l\u00e0m tr\u1ee5c van b\u1ecb k\u00e9o l\u00ean v\u00e0 van m\u1edf. Khi kh\u00ed n\u00e9n b\u1ecb x\u1ea3 ra ngo\u00e0i, piston \u0111i xu\u1ed1ng l\u00e0m tr\u1ee5c van \u0111i xu\u1ed1ng v\u00e0 van s\u1ebd \u0111\u00f3ng.<\/p>\n

Ng\u01b0\u1eddi ta ph\u00e2n chia b\u1ed9 truy\u1ec1n \u0111\u1ed9ng d\u1ea1ng piston th\u00e0nh 2 lo\u1ea1i:<\/p>\n

+ T\u00e1c \u0111\u1ed9ng \u0111\u01a1n: S\u1eed d\u1ee5ng \u00e1p l\u1ef1c kh\u00ed n\u00e9n cho 1 chu tr\u00ecnh \u0111\u00f3ng ho\u1eb7c m\u1edf.<\/p>\n

+ T\u00e1c \u0111\u1ed9ng k\u00e9p: S\u1eed d\u1ee5ng \u00e1p su\u1ea5t c\u1ee7a kh\u00ed n\u00e9n cho c\u1ea3 chu tr\u00ecnh m\u1edf v\u00e0 \u0111\u00f3ng.<\/p>\n

\"thi\u1ebft<\/p>\n

D\u1ea1ng m\u00e0ng<\/strong><\/h4>\n

\u0110\u00e2y ch\u00ednh l\u00e0 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng t\u00e1c \u0111\u1ed9ng \u0111\u01a1n. C\u1ea5u t\u1ea1o c\u1ee7a n\u00f3 g\u1ed3m: m\u00e0ng v\u00e0 l\u00f2 xo. B\u1ed9 truy\u1ec1n \u0111\u1ed9ng s\u1ebd l\u00e0m vi\u1ec7c d\u1ef1a tr\u00ean h\u00e0nh tr\u00ecnh di chuy\u1ec3n l\u00ean xu\u1ed1ng c\u1ee7a m\u00e0ng v\u00e0 l\u1ef1c \u0111\u00e0n h\u1ed3i c\u1ee7a l\u00f2 xo.<\/p>\n

So v\u1edbi b\u1ed9 truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng piston th\u00ec b\u1ed9 truy\u1ec1n \u0111\u1ed9ng d\u1ea1ng m\u00e0ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn cho c\u00e1c van c\u1ea7u h\u01a1n v\u00ec gi\u00e1 th\u00e0nh r\u1ea5t r\u1ebb, l\u1eafp \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng d\u1ec5 d\u00e0ng, thi\u1ebft k\u1ebf v\u00e0 c\u1ea5u t\u1ea1o c\u1ee7a van \u0111\u01a1n gi\u1ea3n.<\/p>\n

\"b\u1ed9<\/p>\n

3. B\u1ed9 \u0111\u1ecbnh v\u1ecb van kh\u00ed n\u00e9n<\/strong><\/h3>\n

Ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 \u0111\u1ecbnh v\u1ecb van kh\u00ed n\u00e9n \u0111\u00f3 l\u00e0 \u0111\u1ecbnh v\u1ecb \u0111\u0129a van d\u1ef1a tr\u00ean nguy\u00ean l\u00fd c\u00e2n b\u1eb1ng theo t\u00edn hi\u1ec7u\u00a0kh\u00ed n\u00e9n<\/strong>\u00a0nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n

Nh\u1edd c\u00f3 b\u1ed9 \u0111\u1ecbnh v\u1ecb n\u00e0y m\u00e0 con ng\u01b0\u1eddi c\u00f3 th\u1ec3 bi\u1ebft ch\u00ednh x\u00e1c v\u1ecb tr\u00ed c\u1ee7a van v\u00e0 c\u1ea5p kh\u00ed cho b\u1ed9 truy\u1ec1n \u0111\u1ed9ng theo y\u00eau c\u1ea7u. Nh\u1edd c\u00f3 b\u1ed9 ph\u1eadn \u0111\u1ecbnh v\u1ecb m\u00e0 c\u00e1c van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng kh\u00ed n\u00e9n m\u1edbi cho th\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3, nhanh ch\u00f3ng.<\/p>\n

4. Van kh\u00ed n\u00e9n \u0111i\u1ec7n t\u1eeb<\/strong><\/h3>\n

Van kh\u00ed n\u00e9n<\/strong>\u00a0\u0111i\u1ec7n t\u1eeb \u0111\u01b0\u1ee3c ph\u00e2n chia th\u00e0nh nhi\u1ec1u lo\u1ea1i v\u1edbi s\u1ed1 c\u1ed5ng v\u00e0 v\u1ecb tr\u00ed l\u00e0m vi\u1ec7c kh\u00e1c nhau. Van \u0111i\u1ec7n t\u1eeb 1 \u0111\u1ea7u \u0111i\u1ec7n, van \u0111i\u1ec7n t\u1eeb 2 \u0111\u1ea7u \u0111i\u1ec7n c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi \u0111i\u1ec7n \u00e1p 12v, 24v, 110v, 220v. Khi c\u1ea5p \u0111i\u1ec7n, d\u00f2ng \u0111i\u1ec7n c\u00f3 t\u1eeb tr\u01b0\u1eddng s\u1ebd t\u00e1c \u0111\u1ed9ng l\u1ef1c l\u00ean l\u00f5i van v\u00e0 van chuy\u1ec3n \u0111\u1ed5i tr\u1ea1ng th\u00e1i ngay l\u1eadp t\u1ee9c t\u1eeb \u0111\u00f3ng sang m\u1edf ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. Khi ng\u1eaft \u0111i\u1ec7n, th\u1eddi gian \u0111\u1ec3 van tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u ch\u1ec9 kho\u1ea3ng 1-3s. Ch\u1ee9c n\u0103ng c\u1ee7a van n\u00e0y \u0111\u00f3 l\u00e0 cung c\u1ea5p v\u00e0 ph\u00e2n ph\u1ed1i d\u00f2ng kh\u00ed n\u00e9n c\u00f3 \u00e1p su\u1ea5t cho b\u1ed9 ph\u1eadn thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng.<\/p>\n

\"van<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong><\/h2>\n

\u0110\u1ed1i v\u1edbi van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n<\/a> th\u00ec ho\u1ea1t \u0111\u1ed9ng s\u1ebd \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh 3 k\u1ef3 ch\u00ednh: M\u1edf, \u0111\u00f3ng, \u0111i\u1ec1u ti\u1ebft. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n

\"ho\u1ea1t<\/p>\n

Chu tr\u00ecnh \u0111\u00f3ng van ho\u00e0n to\u00e0n<\/strong><\/h3>\n

Van \u0111i\u1ec7n t\u1eeb trong h\u1ec7 th\u1ed1ng s\u1ebd \u0111\u00f3ng m\u1edf v\u00e0 ph\u00e2n ph\u1ed1i d\u00f2ng kh\u00ed n\u00e9n t\u1eeb ngu\u1ed3n \u0111\u1ebfn b\u1ed9 ph\u1eadn truy\u1ec1n \u0111\u1ed9ng c\u1ee7a van c\u1ea7u. Ch\u00ednh \u00e1p l\u1ef1c c\u1ee7a kh\u00ed n\u00e9n s\u1ebd t\u00e1c \u0111\u1ed9ng v\u00e0 \u0111\u1ea9y piston ho\u1eb7c m\u00e0ng b\u1eb1ng 1 l\u1ef1c l\u1edbn h\u01a1n, c\u00f3 th\u1ec3 th\u1eafng \u0111\u01b0\u1ee3c l\u1ef1c \u0111\u00e0n h\u1ed3i c\u1ee7a l\u00f2 xo. L\u00fac n\u00e0y, m\u00e0ng v\u00e0 piston s\u1ebd d\u1ecbch chuy\u1ec3n theo tr\u1ee5c van xu\u1ed1ng \u0111\u1ebfn h\u1ebft h\u00e0nh tr\u00ecnh v\u00e0 van s\u1ebd \u0111\u00f3ng l\u1ea1i.<\/p>\n

Chu tr\u00ecnh m\u1edf van ho\u00e0n to\u00e0n<\/strong><\/h3>\n

Khi ng\u1eaft d\u00f2ng \u0111i\u1ec7n, van \u0111i\u1ec7n t\u1eeb c\u0169ng s\u1ebd ng\u1eebng ngay vi\u1ec7c c\u1ea5p kh\u00ed n\u00e9n. L\u01b0\u1ee3ng kh\u00ed n\u00e9n s\u1ebd \u0111\u01b0\u1ee3c x\u1ea3 ra m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i th\u00f4ng qua c\u1eeda c\u1ee7a van. L\u00fac n\u00e0y, l\u1ef1c \u0111\u00e0n h\u1ed3i c\u1ee7a l\u00f2 xo s\u1ebd th\u1eafng \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c c\u1ee7a kh\u00ed v\u00e0 \u0111\u1ea9y piston ho\u1eb7c m\u00e0ng \u0111i l\u00ean ph\u00eda tr\u00ean. Van m\u1edf.<\/p>\n

Chu tr\u00ecnh \u0111i\u1ec1u ti\u1ebft (\u0111\u00f3ng ho\u1eb7c m\u1edf m\u1ed9t ph\u1ea7n)<\/strong><\/h3>\n

\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 chu tr\u00ecnh ch\u00ednh, n\u00f3 l\u00e0 ph\u1ea7n nh\u1ecf n\u1eb1m trong chu tr\u00ecnh \u0111\u00f3ng hay chu tr\u00ecnh m\u1edf.<\/p>\n

Trong chu tr\u00ecnh n\u00e0y, \u00e1p l\u1ef1c c\u1ee7a kh\u00ed n\u00e9n s\u1ebd \u0111\u1ea9y m\u00e0ng hay piston di chuy\u1ec3n m\u1ed9t \u0111o\u1ea1n ng\u1eafn h\u01a1n h\u00e0nh tr\u00ecnh thi\u1ebft k\u1ebf khi \u0111\u00f3ng hay m\u1edf ho\u00e0n to\u00e0n. L\u00fac n\u00e0y \u0111\u0129a van s\u1ebd \u0111\u00f3ng m\u1edf 1 ph\u1ea7n \u0111\u1ec3 ph\u1ee5c v\u1ee5 cho vi\u1ec7c \u0111i\u1ec1u ti\u1ebft d\u00f2ng ch\u1ea5t \u0111i qua van.<\/p>\n

C\u00e1c lo\u1ea1i van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng kh\u00ed n\u00e9n<\/a><\/strong><\/h2>\n

V\u1edbi r\u1ea5t nhi\u1ec1u lo\u1ea1i hi\u1ec7n c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng, ng\u01b0\u1eddi ta quy\u1ebft \u0111\u1ecbnh ph\u00e2n chia th\u00e0nh t\u1eeb nh\u00f3m van \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho vi\u1ec7c ch\u1ecdn l\u1ef1a: Theo c\u00e1ch \u0111i\u1ec1u khi\u1ec3n, theo v\u1eadt li\u1ec7u, theo ki\u1ec3u k\u1ebft n\u1ed1i\u2026<\/p>\n

Theo c\u00e1ch \u0111i\u1ec1u khi\u1ec3n<\/strong><\/h3>\n

N\u1ebfu x\u00e9t theo c\u00e1ch \u0111i\u1ec1u khi\u1ec3n th\u00ec van c\u1ea7u kh\u00ed n\u00e9n c\u00f3 2 lo\u1ea1i:<\/p>\n

\u0110i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n ON\/OFF<\/strong><\/h4>\n

\u0110\u00e2y l\u00e0 lo\u1ea1i van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng kh\u00ed n\u00e9n m\u1edf ho\u1eb7c \u0111\u00f3ng. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 n\u1ebfu c\u1ea5p ngu\u1ed3n kh\u00ed \u0111\u1ebfn b\u1ed9 ph\u1eadn truy\u1ec1n \u0111\u1ed9ng th\u00ec van s\u1ebd ch\u1ec9 \u0111\u00f3ng l\u1ea1i ho\u1eb7c m\u1edf ra \u0111\u1ec3 d\u00f2ng l\u01b0u ch\u1ea5t \u0111i qua.<\/p>\n

Ph\u1ea7n th\u00e2n c\u1ee7a van n\u00e0y \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o b\u1eb1ng ch\u1ea5t li\u1ec7u: H\u1ee3p kim, th\u00e9p carbon \u0111\u00fac, th\u00e9p r\u00e8n, gang x\u00e1m, th\u00e9p ch\u1ed1ng ngu\u1ed9i\u2026 v\u1edbi nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c 220 \u0111\u1ed9 C. Van \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i ti\u00eau chu\u1ea9n\u00a0JIS<\/strong>, DIN\u2026<\/p>\n

\u0110i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n tuy\u1ebfn t\u00ednh<\/strong><\/h4>\n

\u0110\u00e2y l\u00e0 lo\u1ea1i van c\u1ea7u kh\u00ed n\u00e9n \u0111\u00f3ng m\u1edf linh ho\u1ea1t h\u01a1n so v\u1edbi lo\u1ea1i van c\u1ea7u ON\/OFF khi n\u00f3 c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1edf theo g\u00f3c, \u0111i\u1ec1u ch\u1ec9nh vi\u1ec7c \u0111\u00f3ng m\u1edf theo \u00fd mu\u1ed1n c\u1ee7a ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n

Van c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u ti\u1ebft d\u00f2ng ch\u1ea5t qua van ho\u1eb7c \u0111\u00f3ng m\u1edf \u0111\u1ec3 cung c\u1ea5p cho c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng th\u1eb3ng\u2026<\/p>\n

Ngu\u1ed3n: thuykhidien.com<\/p>\n","protected":false},"excerpt":{"rendered":"

B\u00ean c\u1ea1nh van bi, van c\u1ed5ng, van b\u01b0\u1edbm th\u00ec\u00a0van c\u1ea7u \u0111i\u1ec1u khi\u1ec3n kh\u00ed n\u00e9n\u00a0c\u0169ng \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi s\u1eed d\u1ee5ng. Nh\u1eefng ki\u1ebfn th\u1ee9c v\u1ec1 c\u1ea5u t\u1ea1o, ho\u1ea1t \u0111\u1ed9ng c\u0169ng nh\u01b0 c\u00e1ch ph\u00e2n lo\u1ea1i, \u1ee9ng d\u1ee5ng\u2026 c\u1ee7a van n\u00e0y c\u00f3 trong b\u00e0i chia s\u1ebb c\u1ee7a ch\u00fang t\u00f4i h\u00f4m nay s\u1ebd gi\u00fap qu\u00fd kh\u00e1ch c\u00f3 th\u1ec3 t\u1ef1… Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":8,"featured_media":6246567,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[2509],"tags":[],"class_list":["post-6246566","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-van-cong-nghiep-3"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/6246566","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/comments?post=6246566"}],"version-history":[{"count":0,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/6246566\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media\/6246567"}],"wp:attachment":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media?parent=6246566"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/categories?post=6246566"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/tags?post=6246566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}