{"id":1730,"date":"2023-08-22T09:20:38","date_gmt":"2023-08-22T09:20:38","guid":{"rendered":"https:\/\/vinamagnet.vn\/?p=1730"},"modified":"2023-08-22T09:21:54","modified_gmt":"2023-08-22T09:21:54","slug":"nam-cham-giao-duc-duoc-ung-dung-vao-thuc-te-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/vinamagnet.vn\/?p=1730","title":{"rendered":"Nam ch\u00e2m gi\u00e1o d\u1ee5c \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"

Nam ch\u00e2m gi\u00e1o d\u1ee5c hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nam ch\u00e2m v\u0129nh c\u1eedu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu trong tr\u01b0\u1eddng h\u1ecdc v\u00e0 gi\u00e1o d\u1ee5c. S\u1eed d\u1ee5ng l\u00e0m c\u00e1c th\u00ed nghi\u1ec7m v\u1eadt l\u00fd v\u1ec1 t\u1eeb tr\u01b0\u1eddng, v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u01b0\u1eddng s\u1ee9c t\u1eeb, \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 v\u00e0 di chuy\u1ec3n nh\u01b0 th\u1ebf n\u00e0o. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c t\u00ecm hi\u1ec3u v\u1ec1 nam ch\u00e2m gi\u00e1o d\u1ee5c \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/em><\/p>\n

1.Nam ch\u00e2m gi\u00e1o d\u1ee5c l\u00e0 g\u00ec?<\/strong><\/h2>\n

Nam ch\u00e2m gi\u00e1o d\u1ee5c \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng nh\u1eefng lo\u1ea1i nam ch\u00e2m AlNiCo ho\u1eb7c l\u00e0 nam ch\u00e2m \u0111\u1ea5t hi\u1ebfm NdFeB. Ch\u00fang s\u1ebd \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch \u0111\u00fac nguy\u00ean kh\u1ed1i nam ch\u00e2m. \u0110\u01b0\u1ee3c ph\u1ee7 1 l\u1edbp s\u01a1n b\u00ean ngo\u00e0i k\u00fd hi\u1ec7u g\u1ed3m 2 c\u1ef1c: c\u1ef1c b\u1eafc \u0111\u01b0\u1ee3c s\u01a1n l\u00e0 m\u00e0u \u0111\u1ecf, c\u1ef1c nam s\u01a1n m\u00e0u xanh.<\/p>\n

C\u00f3 th\u1ec3 ch\u00fang ta c\u0169ng bi\u1ebft, nam ch\u00e2m gi\u00e1o d\u1ee5c \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o cu\u1ed9c s\u1ed1ng r\u1ea5t \u0111a d\u1ea1ng v\u00e0 phong ph\u00fa. T\u1eeb nh\u1eefng chi ti\u1ebft m\u00e1y m\u00f3c trong c\u00e1c m\u00f3n \u0111\u1ed3 \u0111i\u1ec7n d\u00e2n d\u1ee5ng cho \u0111\u1ebfn c\u00e1c nh\u00e0 m\u00e1y x\u00ed nghi\u1ec7p l\u1edbn. Hi\u1ec3u r\u00f5 v\u1ec1 nam ch\u00e2m n\u00e0y v\u00e0 c\u00e1c c\u01a1 ch\u1ebf v\u1eadn h\u00e0nh c\u1ee7a t\u1eeb tr\u01b0\u1eddng th\u00ec s\u1ebd gi\u00fap kh\u01a1i d\u1eady v\u00e0 t\u00ednh s\u00e1ng t\u1ea1o c\u0169ng nh\u01b0 kh\u1ea3 n\u0103ng t\u00ecm t\u00f2i c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a h\u1ecdc sinh.<\/p>\n

\"\"<\/p>\n

Nam ch\u00e2m gi\u00e1o d\u1ee5c l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a nam ch\u00e2m \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t d\u00e0nh ri\u00eang cho vi\u1ec7c h\u1ecdc t\u1eadp, nghi\u00ean c\u1ee9u. \u0110\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i nam ch\u00e2m trong tr\u01b0\u1eddng h\u1ecdc \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn \u0111\u00f3 l\u00e0 nam ch\u00e2m ch\u1eef I, nam ch\u00e2m ch\u1eef U v\u00e0 nam ch\u00e2m tr\u00f2n. S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u00f3p ph\u1ea7n v\u00e0 mang l\u1ea1i nh\u1eefng b\u00e0i h\u1ecdc th\u00fa v\u1ecb, mang \u0111\u1ebfn g\u00f3c nh\u00ecn tr\u1ef1c quan v\u00e0 sinh \u0111\u1ed9ng.<\/p>\n

2.C\u00e1c lo\u1ea1i nam ch\u00e2m gi\u00e1o d\u1ee5c \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf hi\u1ec7n nay<\/strong><\/h2>\n

C\u00f3 nh\u1eefng b\u00e0i h\u1ecdc c\u1ef1c k\u1ef3 quan tr\u1ecdng c\u1ee7a h\u1ecdc sinh l\u00e0 nh\u1eefng b\u00e0i h\u1ecdc v\u1ec1 t\u1eeb tr\u01b0\u1eddng v\u00e0 c\u1ea3m \u1ee9ng t\u1eeb. Nh\u01b0ng, nh\u1eefng l\u00fd thuy\u1ebft v\u00e0 v\u00ed d\u1ee5 kh\u00f4 khan tr\u00ean gi\u1ea5y c\u1ef1c k\u1ef3 kh\u00f3 h\u00ecnh dung. V\u00ec th\u1ebf c\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 t\u1eeb tr\u01b0\u1eddng, \u0111\u01b0\u1eddng s\u1ee9c t\u1eeb, c\u1ea3m \u1ee9ng t\u1eeb s\u1ebd tr\u1edf n\u00ean r\u00f5 r\u00e0ng h\u01a1n v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n khi c\u00f3 h\u00ecnh \u1ea3nh minh h\u1ecda l\u00e0m cho h\u1ecdc sinh th\u00edch th\u00fa v\u00e0 hi\u1ec3u nhanh h\u01a1n.<\/p>\n

2.1 Nam ch\u00e2m ch\u1eef U<\/strong><\/h3>\n

V\u1edbi nam ch\u00e2m ch\u1eef U s\u1ebd c\u00f3 2 c\u1ef1c, 2 c\u1ef1c c\u1ee7a n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c u\u1ed1n cong th\u00e0nh h\u00ecnh ch\u1eef U. Vi\u1ec7c u\u1ed1n cong h\u00ecnh d\u1ea1ng nam ch\u00e2m c\u0169ng khi\u1ebfn cho \u0111\u01b0\u1eddng s\u1ee9c t\u1eeb \u0111\u01b0\u1ee3c t\u1eadp trung v\u00e0o gi\u1eefa 2 c\u1ef1c, cho l\u1ef1c t\u1eeb \u0111\u01b0\u1ee3c t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. V\u1edbi nam ch\u00e2m ch\u1eef U th\u00ec l\u00e0 nam ch\u00e2m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00e1 ph\u1ed5 bi\u1ebfn, c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a c\u00e1c lo\u1ea1i nam ch\u00e2m n\u00e0y s\u1ebd nh\u01b0 sau:<\/p>\n

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  • M\u00e0u s\u1eafc: M\u00e0u xanh v\u00e0 \u0111\u1ecf, \u0111\u01b0\u1ee3c kh\u1eafc c\u1ef1c k\u00ed hi\u1ec7u (N \u2013 S) \u1edf hai \u0111\u1ea7u.<\/li>\n
  • H\u00ecnh d\u1ea1ng: H\u00ecnh ch\u1eef U<\/li>\n
  • K\u00edch th\u01b0\u1edbc nh\u1ecf nh\u1ea5t: 5 * 5 * 2 mm (d\u00e0i * r\u1ed9ng * cao). C\u00f3 th\u1ec3 ch\u1ecdn k\u00edch th\u01b0\u1edbc kh\u00e1c.<\/li>\n
  • K\u00edch th\u01b0\u1edbc l\u1edbn nh\u1ea5t: 200* 200 * 50 mm (d\u00e0i * r\u1ed9ng * cao). C\u00f3 th\u1ec3 ch\u1ecdn k\u00edch th\u01b0\u1edbc kh\u00e1c.<\/li>\n
  • Ch\u1ea5t li\u1ec7u: Nam ch\u00e2m Neodymium (NdFeB) ho\u1eb7c Aluminum Nickel Cobalt (Nam ch\u00e2m Alnico).<\/li>\n
  • C\u1ea5p \u0111\u1ed9 t\u1eeb t\u00ednh: N27 \u2013 N52 \u0111\u1ed1i v\u1edbi nam ch\u00e2m Neodymium Alnico2 \u2013 Alnico9 \u0111\u1ed1i v\u1edbi Nam ch\u00e2m Alnico.<\/li>\n
  • Kh\u1ed1i l\u01b0\u1ee3ng: T\u00f9y k\u00edch th\u01b0\u1edbc<\/li>\n
  • \u1ee8ng d\u1ee5ng: Th\u00ed nghi\u1ec7m trong tr\u01b0\u1eddng h\u1ecdc (ng\u00e0nh gi\u00e1o d\u1ee5c)<\/li>\n<\/ul>\n

    2.2 Nam ch\u00e2m ch\u1eef I<\/strong><\/h3>\n

    Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nam ch\u00e2m ch\u1eef I c\u1ee7a c\u00f4ng ty VINA MAGNET nh\u01b0 sau:<\/p>\n

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    • M\u00e0u s\u1eafc: M\u00e0u xanh \u2013 \u0111\u1ecf \u0111\u01b0\u1ee3c kh\u1eafc c\u1ef1c (S \u2013 N) hai \u0111\u1ea7u.<\/li>\n
    • H\u00ecnh d\u1ea1ng: H\u00ecnh d\u1ea1ng ch\u1eef I hoa<\/li>\n
    • K\u00edch th\u01b0\u1edbc nh\u1ecf nh\u1ea5t: 50 * 10 * 10 mm (d\u00e0i * r\u1ed9ng * cao). C\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh.<\/li>\n
    • K\u00edch th\u01b0\u1edbc l\u1edbn nh\u1ea5t: 300 * 100 * 100 mm (d\u00e0i * r\u1ed9ng * cao). C\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh.<\/li>\n
    • Ch\u1ea5t li\u1ec7u: Nam ch\u00e2m Neodymium (NdFeB) ho\u1eb7c Aluminum Nickel Cobalt (Nam ch\u00e2m Alnico).<\/li>\n
    • C\u1ea5p \u0111\u1ed9 t\u1eeb t\u00ednh: N27 \u2013 N52 \u0111\u1ed1i v\u1edbi nam ch\u00e2m Neodymium Alnico2 \u2013 Alnico9 \u0111\u1ed1i v\u1edbi Nam ch\u00e2m Alnico.<\/li>\n
    • Kh\u1ed1i l\u01b0\u1ee3ng: T\u00f9y k\u00edch th\u01b0\u1edbc<\/li>\n<\/ul>\n

      \"\"<\/p>\n

      2.3 Nam ch\u00e2m gi\u00e1o d\u1ee5c tr\u00f2n<\/strong><\/h3>\n

      Nam ch\u00e2m gi\u00e1o d\u1ee5c tr\u00f2n c\u00f3 d\u1ea1ng gi\u1ed1ng nh\u01b0 l\u00e0 nam ch\u00e2m vi\u00ean tr\u00f2n hay l\u1ea1i nam ch\u00e2m ferrite v\u00f2ng tr\u00f2n. C\u0169ng gi\u1ed1ng nh\u01b0 nam ch\u00e2m ch\u1eef I hay l\u00e0 nam ch\u00e2m ch\u1eef U th\u00ec \u0111\u1ec1u c\u00f3 2 c\u1ef1c B\u1eafc v\u00e0 Nam. Tuy nhi\u00ean, 2 c\u1ef1c n\u00e0y c\u1ee7a nam ch\u00e2m c\u0169ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u1edf 2 ph\u1ea7n m\u1eb7t tr\u00ean v\u00e0 m\u1eb7t d\u01b0\u1edbi. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nam ch\u00e2m gi\u00e1o d\u1ee5c tr\u00f2n:<\/p>\n

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      • H\u00ecnh d\u00e1ng: h\u00ecnh tr\u00f2n<\/li>\n
      • K\u00edch th\u01b0\u1edbc: t\u00f9y ch\u1ecdn, k\u00edch th\u01b0\u1edbc l\u1edbn nh\u1ea5t D-220 mm<\/li>\n
      • T\u00ean g\u1ecdi: Nam ch\u00e2m tr\u00f2n, nam ch\u00e2m tr\u01b0\u1eddng h\u1ecdc<\/li>\n
      • Ch\u1ea5t li\u1ec7u: Nam ch\u00e2m Neodymium (NdFeB) ho\u1eb7c Aluminum Nickel Cobalt<\/li>\n
      • L\u1edbp ph\u1ee7: s\u01a1n t\u1eeb t\u00ednh m\u00e0u xanh v\u00e0 \u0111\u1ecf<\/li>\n
      • L\u1ef1c t\u1eeb t\u00ednh: N27 \u2013 N52 ho\u1eb7c Alnico2 \u2013 Alnico9<\/li>\n<\/ul>\n

        3.\u1ee8ng d\u1ee5ng c\u1ee7a nam ch\u00e2m trong gi\u00e1o d\u1ee5c nh\u01b0 n\u00e0o<\/strong><\/h2>\n

        Trong h\u1ec7 th\u1ed1ng gi\u00e1o d\u1ee5c hi\u1ec7n nay th\u00ec nam ch\u00e2m \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3ng d\u1ea1y c\u00e1c em h\u1ecdc sinh. \u1ee8ng d\u1ee5ng c\u1ee7a nam ch\u00e2m gi\u00e1o d\u1ee5c trong c\u00e1c tr\u01b0\u1eddng h\u1ecdc ph\u1ed5 bi\u1ebfn nh\u01b0 sau:<\/p>\n

          \n
        • \u0110\u01b0\u1ee3c \u1ee9ng d\u1ee5ng l\u00e0m th\u00ed nghi\u1ec7m trong c\u00e1c gi\u1edd h\u1ecdc v\u1eadt l\u00fd<\/li>\n
        • M\u00f4 t\u1ea3 v\u1ec1 c\u00e1c t\u00ednh ch\u1ea5t t\u1eeb t\u00ednh c\u1ee7a nam ch\u00e2m<\/li>\n
        • \u0110\u01b0a v\u00e0o h\u1ed7 tr\u1ee3 gi\u1ea3ng d\u1ea1y, cung c\u1ea5p ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 t\u1eeb tr\u01b0\u1eddng, d\u00f2ng \u0111i\u1ec7n\u2026<\/li>\n
        • Gi\u00fap h\u1ecdc sinh hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 \u0111\u01b0\u1eddng h\u01b0\u1edbng s\u1ee9c t\u1eeb v\u00e0 t\u1eeb ph\u1ed5. H\u1ecdc sinh \u0111\u01b0\u1ee3c nh\u00ecn tr\u1ef1c ti\u1ebfp v\u00e0 c\u00f3 th\u1ec3 l\u00e0m th\u00ed nghi\u1ec7m v\u1eadt l\u00fd c\u00f9ng s\u1ea3n ph\u1ea9m \u0111\u1ec3 ch\u1ee9ng th\u1ef1c theo d\u00f5i c\u00e1c \u0111\u01b0\u1eddng t\u1eeb tr\u01b0\u1eddng v\u00e0 t\u1eeb ph\u1ed5 \u0111\u01b0\u1ee3c t\u1ea1o ra.<\/li>\n
        • Gi\u00fap gi\u1edd h\u1ecdc sinh \u0111\u1ed9ng, th\u00fa v\u1ecb, kh\u01a1i g\u1ee3i h\u1ee9ng th\u00fa h\u1ecdc t\u1eadp<\/li>\n<\/ul>\n

          4.V\u1eady mua nam ch\u00e2m gi\u00e1o d\u1ee5c \u1edf \u0111\u00e2u?<\/strong><\/h2>\n

          VINA MAGNET – Nh\u00e0 cung c\u1ea5p nam ch\u00e2m gi\u00e1 r\u1ebb h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam. Ch\u00fang t\u00f4i lu\u00f4n \u0111i \u0111\u1ea7u v\u1ec1 c\u00e1c s\u1ea3n ph\u1ea9m, ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 uy t\u00edn. B\u1edfi, ch\u00fang t\u00f4i c\u00f3 nhi\u1ec1u n\u0103m kinh nghi\u1ec7m trong ngh\u1ec1 v\u1ec1 l\u0129nh v\u1ef1c nam ch\u00e2m gi\u00e1o d\u1ee5c, \u0111\u01b0\u1ee3c nhi\u1ec1u kh\u00e1ch h\u00e0ng tin t\u01b0\u1edfng. V\u00ec v\u1eady, b\u1ea1n c\u1ea7n nam ch\u00e2m v\u1ec1 gi\u00e1o d\u1ee5c th\u00ec h\u00e3y li\u00ean h\u1ec7 tr\u1ef1c ti\u1ebfp t\u1edbi ch\u00fang t\u00f4i qua c\u00e1c h\u00ecnh th\u1ee9c d\u01b0\u1edbi \u0111\u00e2y.<\/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":"

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