{"id":1782,"date":"2023-08-24T12:35:33","date_gmt":"2023-08-24T12:35:33","guid":{"rendered":"https:\/\/vinamagnet.vn\/?p=1782"},"modified":"2023-08-24T12:40:13","modified_gmt":"2023-08-24T12:40:13","slug":"nam-cham-dien-cau-tao-va-ung-dung-cua-nam-cham-dien","status":"publish","type":"post","link":"https:\/\/vinamagnet.vn\/?p=1782","title":{"rendered":"Nam ch\u00e2m \u0111i\u1ec7n – C\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n"},"content":{"rendered":"

Nam ch\u00e2m \u0111i\u1ec7n l\u00e0 m\u1ed9t trong nh\u1eefng d\u1ee5ng c\u1ee5 t\u1ea1o t\u1eeb tr\u01b0\u1eddng, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t t\u1eeb tr\u01b0\u1eddng, sinh ra b\u1edfi d\u00f2ng \u0111i\u1ec7n l\u1edbn ch\u1ea1y quanh cu\u1ed9n d\u00e2y. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd chia s\u1ebb \u0111\u1ebfn c\u00e1c b\u1ea1n nam ch\u00e2m \u0111i\u1ec7n – c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n<\/a>.<\/strong><\/em><\/p>\n

1. Nam ch\u00e2m \u0111i\u1ec7n l\u00e0 g\u00ec?<\/strong><\/h2>\n

Nam ch\u00e2m \u0111i\u1ec7n l\u00e0 m\u1ed9t lo\u1ea1i nam ch\u00e2m l\u1ef1c t\u1eeb c\u1ee7a n\u00f3 c\u00f3 \u0111\u01b0\u1ee3c l\u00e0 t\u1eeb tr\u01b0\u1eddng c\u1ee7a d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u ho\u1eb7c xoay chi\u1ec1u. Nam ch\u00e2m \u0111i\u1ec7n mini c\u0169ng c\u00f3 h\u1ec7 s\u1ed1 v\u1ec1 nhi\u1ec7t \u0111\u1ed9 t\u1ed1t nh\u1ea5t so v\u1edbi b\u1ea5t k\u1ef3 nam ch\u00e2m v\u1eadt li\u1ec7u n\u00e0o. S\u1ef1 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u khi s\u1eed d\u1ee5ng m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n

2. C\u1ea5u t\u1ea1o c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n<\/strong><\/h2>\n

Nam ch\u00e2m \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o g\u1ed3m m\u1ed9t s\u1ee3i d\u00e2y \u0111i\u1ec7n d\u00e0i, \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng \u0111\u1ed3ng qu\u1ea5n xung quanh l\u00f5i s\u1eaft. Khi c\u00f3 m\u1ed9t d\u00f2ng \u0111i\u1ec7n ch\u1ea1y quanh cu\u1ed9n d\u00e2y \u0111\u00f3 c\u0169ng s\u1ebd l\u00e0m cho cu\u1ed9n d\u00e2y \u0111\u00f3 b\u1ecb nhi\u1ec5m t\u1eeb m\u1ea1ng \u1edf ph\u00eda b\u00ean trong. V\u00ec v\u1eady, c\u00e1c l\u00f5i s\u1eaft t\u00edch t\u1ee5 \u0111\u01b0\u1ee3c s\u1ef1 t\u1eeb h\u00f3a s\u1ebd l\u00e0m cho n\u00f3 tr\u1edf n\u00ean m\u1ea1nh m\u1ebd h\u01a1n. M\u1eb7t kh\u00e1c, ch\u1ec9 c\u1ea7n ng\u1eafn d\u00f2ng \u0111i\u1ec7n th\u00ec l\u00f5i s\u1eaft s\u1ebd ngay l\u1eadp t\u1ee9c b\u1ecb m\u1ea5t \u0111i t\u00ednh t\u1eeb.<\/p>\n

3. C\u00f4ng th\u1ee9c t\u00ednh l\u1ef1c h\u00fat nam ch\u00e2m \u0111i\u1ec7n<\/strong><\/h2>\n

Th\u1ef1c hi\u1ec7n m\u1eafc m\u1ed9t d\u00e2y d\u1eabn c\u00f3 nhi\u1ec1u v\u00f2ng qu\u1ea5n v\u1edbi ngu\u1ed3n \u0111i\u1ec7n, d\u00f2ng \u0111i\u1ec7n s\u1ea3n sinh ra m\u1ed9t \u0111i\u1ec7n tr\u01b0\u1eddng E trong c\u00e1c v\u00f2ng qu\u1ea5n. Khi c\u00e1c d\u00f2ng \u0111i\u1ec7n \u0111i qua c\u00e1c v\u00f2ng cu\u1ed1n, th\u00ec bi\u1ebfn \u0111\u1ed5i c\u1ee7a \u0111i\u1ec7n tr\u01b0\u1eddng trong c\u00e1c v\u00f2ng qu\u1ea5n sinh ra m\u1ed9t t\u1eeb tr\u01b0\u1eddng B v\u00e0 vu\u00f4ng g\u00f3c v\u1edbi \u0111i\u1ec7n tr\u01b0\u1eddng E.<\/p>\n

\"\"<\/p>\n

V\u1edbi t\u1eeb tr\u01b0\u1eddng c\u1ee7a m\u1ed9t cu\u1ed9n d\u00e2y d\u1eabn \u0111i\u1ec7n th\u00ec c\u00f3 t\u00ednh ch\u1ea5t gi\u1ed1ng nh\u01b0 t\u1eeb tr\u01b0\u1eddng c\u1ee7a m\u1ed9t nam ch\u00e2m c\u0169ng h\u00fat hay \u0111\u1ea9y t\u1eeb v\u1eadt n\u1eb1m trong t\u1eeb tr\u01b0\u1eddng c\u1ee7a cu\u1ed9n d\u00e2y. Khi b\u1ea1n ng\u1eafn d\u00f2ng \u0111i\u1ec7n kh\u1ecfi cu\u1ed9n d\u00e2y, t\u1eeb tr\u01b0\u1eddng bi\u1ebfn m\u1ea5t, cu\u1ed9n d\u00e2y kh\u00f4ng c\u00f2n c\u00f3 th\u1ec3 h\u00fat hay \u0111\u1ea9y t\u1eeb v\u1eadt.Ch\u00ednh v\u00ec v\u1eady, ch\u1ec9 khi n\u00e0o c\u00e1c d\u00f2ng \u0111i\u1ec7n \u0111i qua, cu\u1ed9n d\u00e2y m\u1edbi tr\u1edf th\u00e0nh m\u1ed9t cu\u1ed9n nam ch\u00e2m \u0111i\u1ec7n.<\/p>\n

T\u1eeb tr\u01b0\u1eddng c\u1ee7a cu\u1ed9n d\u00e2y t\u00f9y thu\u1ed9c v\u00e0o t\u1eeb c\u1ea3m cu\u1ed9n d\u00e2y v\u00e0 d\u00f2ng \u0111i\u1ec7n trong cu\u1ed9n d\u00e2y. Theo c\u00f4ng th\u1ee9c t\u00ednh l\u1ef1c t\u1eeb:\u00a0B = LI<\/p>\n

Trong t\u1eeb c\u1ea3m cu\u1ed9n d\u00e2y t\u1ec9 l\u1ec7 thu\u1eadn v\u1edbi chi\u1ec1u d\u00e0i cu\u1ed9n d\u00e2y, s\u1ed1 v\u00f2ng cu\u1ed1n t\u1ec9 l\u1ec7 ngh\u1ecbch v\u1edbi di\u1ec7n t\u00edch c\u1ee7a cu\u1ed9n d\u00e2y \u0111\u00f3.<\/p>\n

4. Gi\u1edbi thi\u1ec7u c\u00e1c lo\u1ea1i nam ch\u00e2m \u0111i\u1ec7n<\/strong><\/h2>\n

Nam ch\u00e2m \u0111i\u1ec7n h\u00ecnh kh\u1ed1i<\/strong><\/h3>\n

D\u00f9ng \u0111\u1ec3 h\u00fat s\u1eaft d\u1ea1ng th\u1ecfi ho\u1eb7c c\u00e1c t\u1ea5m c\u00f3 chi\u1ec1u d\u00e0i l\u1edbn v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn. Th\u01b0\u1eddng d\u00f9ng trong c\u00e1c x\u00e0 t\u1eeb c\u1ee7a c\u00e1c c\u1ea9u tr\u1ee5c l\u1edbn v\u00e0 \u0111\u1ec3 thu h\u00fat th\u00e9p c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<\/p>\n

Nam ch\u00e2m \u0111i\u1ec7n h\u00fat th\u00e9p ph\u1ebf<\/strong><\/h3>\n

C\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u trong c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t th\u00e9p, \u0111\u1ec3 thu h\u00fat s\u1eaft th\u00e9p ph\u1ebf \u0111\u01b0a v\u00e0o l\u00f2 luy\u1ec7n ho\u1eb7c c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 ph\u00e2n lo\u1ea1i s\u1eaft, th\u00e9p ra kh\u1ecfi c\u00e1c lo\u1ea1i ch\u1ea5t li\u1ec7u kh\u00e1c. V\u1eadn chuy\u1ec3n s\u1eaft th\u00e9p ph\u1ebf li\u1ec7u nh\u1eb1m gi\u1ea3m b\u1edbt nh\u00e2n c\u00f4ng b\u1ed1c d\u1ee1 h\u00e0ng h\u00f3a.<\/p>\n

Nam ch\u00e2m \u0111i\u1ec7n n\u00e2ng th\u00e9p<\/strong><\/h3>\n

M\u1ed9t d\u1ee5ng c\u1ee5 t\u1ea1o t\u1eeb tr\u01b0\u1eddng hay m\u1ed9t ngu\u1ed3n s\u1ea3n sinh t\u1eeb tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng nh\u1edd t\u1eeb tr\u01b0\u1eddng sinh ra b\u1edfi cu\u1ed9n d\u00e2y c\u00f3 d\u00f2ng \u0111i\u1ec7n l\u1edbn ch\u1ea1y qua. \u0110\u1ed1i v\u1edbi c\u1ea3m \u1ee9ng t\u1eeb c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n \u0111\u01b0\u1ee3c d\u1eabn v\u00e0 t\u1ea1o th\u00e0nh l\u1edbn nh\u1edd vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t l\u00f5i d\u1eabn t\u1eeb l\u00e0m b\u1eb1ng v\u1eadt li\u1ec7u t\u1eeb m\u1ec1m c\u00f3 \u0111\u1ed9 t\u1eeb th\u1ea9m l\u1edbn v\u00e0 c\u1ea3m \u1ee9ng t\u1eeb b\u00e3o h\u00f2a cao.<\/p>\n

C\u00f2n nam ch\u00e2m \u0111i\u1ec7n n\u00e2ng th\u00e9p t\u1ea5m, th\u00e9p ph\u00f4i s\u1ebd c\u00f3 h\u1ec7 th\u1ed1ng d\u00e0n nam ch\u00e2m \u0111i\u1ec7n d\u00f9ng \u0111\u1ec3 h\u00fat s\u1eaft d\u1ea1ng th\u1ecfi. Ho\u1eb7c c\u00e1c t\u1ea5m c\u00f3 chi\u1ec1u d\u00e0i l\u1edbn v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn. Tr\u1ecdng l\u01b0\u1ee3ng 1 l\u1ea7n n\u00e2ng c\u0169ng c\u00f3 th\u1ec3 l\u00ean t\u1edbi 5 t\u1ea5n. C\u0169ng c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u01b0\u1ee3c \u0111\u00e1ng k\u1ec3 chi ph\u00ed nh\u00e2n c\u00f4ng v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t lao \u0111\u1ed9ng nhi\u1ec1u l\u1ea7n.<\/p>\n

\u0110\u1ed1i v\u1edbi nam ch\u00e2m \u0111i\u1ec7n c\u00f3 t\u00ean g\u1ecdi ti\u1ebfng anh l\u00e0 Electromagnet Lifting. Hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nam ch\u00e2m n\u00e2ng h\u00e0ng ho\u1eb7c l\u00e0 nam ch\u00e2m d\u1ecbch chuy\u1ec3n. C\u1ea5u t\u1ea1o c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n ho\u00e0n ch\u1ec9nh bao g\u1ed3m: B\u00e0n n\u00e2ng nam ch\u00e2m nam, Remote \u0111i\u1ec1u khi\u1ec3n, t\u1ee7 ngu\u1ed3n \u0111i\u1ec7n, con l\u0103n d\u00e2y cap.<\/p>\n

5. Ch\u1ee9c n\u0103ng c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n g\u1ed3m nh\u1eefng g\u00ec?<\/strong><\/h2>\n

Nam ch\u00e2m \u0111i\u1ec7n c\u00f3 c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng c\u1ef1c k\u1ef3 quan tr\u1ecdng trong cu\u1ed9c s\u1ed1ng ng\u00e0y nay. V\u1edbi nam ch\u00e2m \u0111i\u1ec7n, \u0111ang \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p, giao th\u00f4ng v\u1eadn t\u1ea3i, y t\u1ebf, \u0111i\u1ec7n t\u1eed\u2026<\/p>\n

Trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p hi\u1ec7n nay th\u00ec c\u00e1c lo\u1ea1i nam ch\u00e2m \u0111i\u1ec7n \u0111ang \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng kh\u00e1 nhi\u1ec1u. Nh\u1eefng lo\u1ea1i nam ch\u00e2m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00e1 nhi\u1ec1u trong c\u00f4ng nghi\u1ec7p ch\u1ebf bi\u1ebfn th\u00e9p, s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00e1i ch\u1ebf s\u1eaft ho\u1eb7c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1ea1i c\u00e1c c\u1ea3ng bi\u1ec3n, c\u1ea3ng v\u1eadn t\u1ea3i l\u1edbn. C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nam ch\u00e2m \u0111i\u1ec7n nh\u01b0 l\u00e0: \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, xe b\u00e1n t\u1ea3i \u0111i\u1ec7n, micro, b\u1ed9 c\u1ea3m bi\u1ebfn, loa ph\u00f3ng thanh, \u1ed1ng s\u00f3ng \u0111i du l\u1ecbch, \u0111\u1ed3 trang s\u1ee9c. Nam ch\u00e2m \u0111i\u1ec7n c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c d\u1ee5ng c\u1ee5 nh\u01b0 \u0111\u1ed3ng h\u1ed3, c\u1ea3m bi\u1ebfn, thi\u1ebft b\u1ecb l\u00f2 vi s\u00f3ng, thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng,\u2026<\/p>\n

Nh\u1eefng lo\u1ea1i nam ch\u00e2m \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p th\u00ec l\u00e0 nh\u1eefng nam ch\u00e2m c\u1ee1 l\u1edbn. C\u00f3 s\u1ee9c h\u00fat t\u1eeb tr\u01b0\u1eddng m\u1ea1nh, c\u00f3 s\u1ee9c n\u00e2ng l\u1edbn h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi nh\u1eefng lo\u1ea1i nam ch\u00e2m th\u00f4ng th\u01b0\u1eddng kh\u00e1c. C\u00e1c lo\u1ea1i nam ch\u00e2m n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p s\u1eaft th\u00e9p. Do \u0111\u00f3, nam ch\u00e2m \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u \u1edf c\u00e1c nh\u00e0 m\u00e1y l\u1edbn nh\u1eb1m c\u00e1c m\u1ee5c \u0111\u00edch v\u1eadn chuy\u1ec3n c\u00e1c kim lo\u1ea1i c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<\/p>\n

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Nam ch\u00e2m \u0111i\u1ec7n \u0111\u1ed1i v\u1edbi c\u00e1c ng\u00e0nh y t\u1ebf th\u00ec \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong k\u1ef9 thu\u1eadt chu\u1ea9n \u0111o\u00e1n MRI, chu\u1ea9n \u0111o\u00e1n b\u1ec7nh ch\u00ednh x\u00e1c cho b\u1ec7nh nh\u00e2n. N\u00f3 c\u0169ng l\u00e0 k\u1ef9 thu\u1eadt ch\u1ee5p c\u1ed9ng h\u01b0\u1edfng t\u1eeb, m\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt chu\u1ea9n \u0111o\u00e1n h\u00ecnh hi\u1ec7n \u0111\u1ea1i d\u00f9ng t\u1eeb tr\u01b0\u1eddng v\u00e0 c\u00e1c s\u00f3ng radio nh\u1eb1m gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1 chu\u1ea9n \u0111o\u00e1n \u0111\u01b0\u1ee3c c\u00e1c t\u00ecnh tr\u1ea1ng c\u1ee7a b\u1ec7nh nh\u00e2n.<\/p>\n

V\u1eady nam ch\u00e2m \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong ng\u00e0nh giao th\u00f4ng v\u1eadn t\u1ea3i th\u00ec ph\u1ea3i k\u1ec3 \u0111\u1ebfn l\u00e0 t\u00e0u \u0111i\u1ec7n ng\u1ea7m. Nh\u1edd c\u00e1c \u1ee9ng d\u1ee5ng nam ch\u00e2m \u0111i\u1ec7n gi\u00fap v\u1eadn t\u1ed1c c\u1ee7a t\u00e0u \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 cao h\u01a1n v\u00e0 nhanh h\u01a1n g\u1ea5p nhi\u1ec1u l\u1ea7n.<\/p>\n

V\u1edbi nam ch\u00e2m \u0111i\u1ec7n c\u0169ng \u0111ang tr\u1edf l\u00ean g\u1ea7n g\u0169i v\u1edbi ch\u00fang ta hi\u1ec7n nay h\u01a1n. Khi m\u00e0 c\u00e1c nam ch\u00e2m \u0111i\u1ec7n l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn quan tr\u1ecdng trong c\u00e1c v\u1eadt d\u1ee5ng h\u00e0ng ng\u00e0y \u0111\u01b0\u1ee3c ch\u00fang ta s\u1eed d\u1ee5ng m\u00e0 nhi\u1ec1u ng\u01b0\u1eddi ch\u01b0a bi\u1ebft \u0111\u1ebfn nh\u01b0 l\u00e0 : \u00e1c ph\u01b0\u01a1ng ti\u1ec7n nh\u01b0 xe \u0111i\u1ec7n, xe m\u00e1y \u0111i\u1ec7n, th\u1ebb t\u00edn d\u1ee5ng, b\u1ed9 ph\u1eadn c\u1ee7a loa \u0111\u00e0i, m\u00e0n h\u00ecnh TV..<\/p>\n

6. So s\u00e1nh nam ch\u00e2m \u0111i\u1ec7n v\u1edbi nam ch\u00e2m v\u0129nh c\u1eedu<\/strong><\/h2>\n

V\u1edbi \u01b0u \u0111i\u1ec3m c\u1ee7a lo\u1ea1i nam ch\u00e2m \u0111i\u1ec7n n\u00e0y ch\u00ednh l\u00e0 l\u1ef1c t\u1eeb c\u0169ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u1ed9t c\u00e1ch nahnh ch\u00f3ng, b\u1eb1ng s\u1ef1 ki\u1ec3m so\u00e1t d\u00f2ng \u0111i\u1ec7n. M\u1eb7t kh\u00e1c, n\u00f3 c\u0169ng c\u1ea7n c\u00f3 m\u1ed9t d\u00f2ng \u0111i\u1ec7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

C\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u00e2n c\u00f4ng, n\u0103ng su\u1ea5t, hi\u1ec7u qu\u1ea3 c\u00f4ng vi\u1ec7c c\u0169ng c\u00f3 th\u1ec3 t\u0103ng l\u00ean r\u1ea5t nhi\u1ec1u l\u1ea7n. V\u1ecb tr\u00ed trong s\u1ea3n xu\u1ea5t ch\u1ebf bi\u1ebfn th\u00e9p, nam ch\u00e2m \u0111i\u1ec7n c\u0169ng l\u00e0 thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u01b0\u1ee3c. Tuy nhi\u00ean, d\u1ec5 d\u00e0ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3ng \u2013 nh\u1ea3 t\u1eeb r\u1ea5t linh ho\u1ea1t l\u00ean n\u00e2ng cao n\u0103ng su\u1ea5t lao \u0111\u1ed9ng d\u1eabn \u00a0\u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed r\u1ea5t l\u1edbn.\u00a0\u0110\u1ed1i v\u1edbi c\u00e1c cu\u1ed9n(t\u1ea5m) th\u00e9p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u00fat- nh\u1ea3 v\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi t\u1ee7 \u0111i\u1ec1u khi\u1ec3n \u00a0n\u1ebfu d\u00f2ng \u0111i\u1ec7n \u0111\u1ed9t\u00a0nhi\u00ean v\u00ec m\u1ed9t nguy\u00ean nh\u00e2n n\u00e0o kh\u00e1c\u00a0b\u1ecb ng\u1eaft \u0111i th\u00ec \u1edf t\u1ee7 \u0111i\u1ec1u khi\u1ec3n v\u1eabn t\u00edch m\u1ed9t l\u01b0\u1ee3ng \u0111i\u1ec7n t\u00edch nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 cho ch\u00fang ta c\u00f3 th\u1ec3 h\u1ea1 cu\u1ed9n(t\u1ea5m) th\u00e9p xu\u1ed1ng.<\/p>\n

Kh\u00e1ch v\u1edbi nam ch\u00e2m v\u0129nh c\u1eedu th\u00ec c\u1ea3m \u1ee9ng t\u1eeb c\u1ed1 \u0111\u1ecbnh, nam ch\u00e2m \u0111i\u1ec7n c\u00f3 c\u1ea3m \u1ee9ng t\u1eeb c\u0169ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u01b0\u1ee3c nh\u1edd vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n c\u00e1c d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua cu\u1ed9n d\u00e2y \u0111\u00f3,<\/p>\n

V\u1eeba r\u1ed3i l\u00e0 b\u00e0i vi\u1ebft chia s\u1ebb v\u1ec1 nam ch\u00e2m \u0111i\u1ec7n – c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n v\u00e0o cu\u1ed9c s\u1ed1ng, \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb hi\u1ec7n \u0111\u1ea1i v\u00e0 tinh vi h\u01a1n nh\u01b0 l\u00e0 Th\u1ebb ATM, th\u1ebb ghi n\u1ee3, tr\u00ean m\u00e0n h\u00ecnh TV, \u00a0latop c\u0169 th\u01b0\u1eddng c\u00f3 m\u1ed9t tia \u00e2m c\u1ef1c, tia n\u00e0y ch\u1ee9a nam ch\u00e2m \u0111i\u1ec7n t\u1eeb gi\u00fap h\u01b0\u1edbng d\u1eabn \u0111i\u1ec7n t\u1eed. N\u1ebfu nh\u01b0 b\u1ea1n c\u00f3 th\u1eafc m\u1eafc g\u00ec th\u00eam ho\u1eb7c c\u1ea7n t\u01b0 v\u1ea5n th\u00ec h\u00e3y li\u00ean h\u1ec7 t\u1edbi VINA MAGNET ch\u00fang t\u00f4i, \u0111\u1ea3m b\u1ea3o b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c nh\u1eefng th\u00f4ng tin b\u1ed5 \u00edch t\u1eeb ch\u00fang t\u00f4i. B\u1edfi v\u00ec ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 c\u1ee7a ch\u00fang t\u00f4i s\u1ed1 1 \u1edf th\u00e0nh ph\u1ed1 H\u1ed3 Ch\u00ed Minh m\u00e0 kh\u00f4ng ph\u1ea3i n\u01a1i n\u00e0o c\u0169ng c\u00f3 \u0111\u01b0\u1ee3c.<\/p>\n

VINA MAGNET – Nh\u00e0 cung c\u1ea5p nam ch\u00e2m gi\u00e1 r\u1ebb h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam<\/strong><\/p>\n

Li\u00ean h\u1ec7 mua h\u00e0ng:<\/p>\n

Hotline: 0908 91 6062<\/strong><\/p>\n

Website: vinamagnet.vn<\/strong><\/p>\n

Email: sales.vinamagnet@gmail.com<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Nam ch\u00e2m \u0111i\u1ec7n l\u00e0 m\u1ed9t trong nh\u1eefng d\u1ee5ng c\u1ee5 t\u1ea1o t\u1eeb tr\u01b0\u1eddng, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t t\u1eeb tr\u01b0\u1eddng, sinh ra b\u1edfi d\u00f2ng \u0111i\u1ec7n l\u1edbn ch\u1ea1y quanh cu\u1ed9n d\u00e2y. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd chia s\u1ebb \u0111\u1ebfn c\u00e1c b\u1ea1n nam ch\u00e2m \u0111i\u1ec7n – c\u1ea5u t\u1ea1o v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a nam ch\u00e2m \u0111i\u1ec7n. 1….<\/p>\n","protected":false},"author":1,"featured_media":1784,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[257],"tags":[276,277,278],"class_list":["post-1782","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","tag-nam-cham-dien","tag-nam-cham-dien-la-gi","tag-ung-dung-nam-cham-dien"],"_links":{"self":[{"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/posts\/1782","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1782"}],"version-history":[{"count":5,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/posts\/1782\/revisions"}],"predecessor-version":[{"id":1790,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/posts\/1782\/revisions\/1790"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=\/wp\/v2\/media\/1784"}],"wp:attachment":[{"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vinamagnet.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}