{"id":1252,"date":"2024-05-29T02:23:56","date_gmt":"2024-05-29T02:23:56","guid":{"rendered":"https:\/\/nbaem.com\/?p=1252"},"modified":"2025-09-18T03:39:55","modified_gmt":"2025-09-18T03:39:55","slug":"ndfeb-magnets-for-wind-turbines","status":"publish","type":"post","link":"https:\/\/nbaem.com\/vi\/ndfeb-magnets-for-wind-turbines\/","title":{"rendered":"Nam ch\u00e2m NdFeB cho turbine gi\u00f3 nh\u1ecf"},"content":{"rendered":"<p>L\u1ef1a ch\u1ecdn\u00a0<strong>nam ch\u00e2m NdFeB ph\u00f9 h\u1ee3p cho turbine gi\u00f3 c\u1ee7a b\u1ea1n<\/strong>\u00a0kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ch\u1ecdn lo\u1ea1i m\u1ea1nh nh\u1ea5t c\u00f3 s\u1eb5n. Nam ch\u00e2m l\u00fd t\u01b0\u1edfng c\u1ea7n ch\u1ecbu \u0111\u1ef1ng m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, cung c\u1ea5p hi\u1ec7u su\u1ea5t t\u1eeb tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i \u2014 t\u1ea5t c\u1ea3 trong khi c\u00e2n b\u1eb1ng chi ph\u00ed v\u00e0 \u0111\u1ed9 b\u1ec1n. N\u1ebfu b\u1ea1n tham gia v\u00e0o thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t ho\u1eb7c b\u1ea3o tr\u00ec turbine gi\u00f3, hi\u1ec3u c\u00e1ch ch\u1ecdn l\u1ef1a\u00a0<strong>nam ch\u00e2m neodymium-iron-boron<\/strong>\u00a0c\u00f3 th\u1ec3 t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn v\u1ec1 hi\u1ec7u qu\u1ea3 v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a turbine c\u1ee7a b\u1ea1n. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang t\u00f4i s\u1ebd ph\u00e2n t\u00edch ch\u00ednh x\u00e1c nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft \u0111\u1ec3 ch\u1ecdn l\u1ef1a t\u1ed1t nh\u1ea5t\u00a0<strong>Nam ch\u00e2m NdFeB cho turbine gi\u00f3<\/strong>, gi\u00fap b\u1ea1n tr\u00e1nh nh\u1eefng sai l\u1ea7m t\u1ed1n k\u00e9m v\u00e0 t\u1ed1i \u01b0u h\u00f3a d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh t\u1eeb n\u1ec1n t\u1ea3ng. H\u00e3y b\u1eaft \u0111\u1ea7u n\u00e0o!<\/p>\n<h2>Hi\u1ec3u bi\u1ebft v\u1ec1 nam ch\u00e2m NdFeB trong \u1ee9ng d\u1ee5ng turbine gi\u00f3<\/h2>\n<p>Nam ch\u00e2m NdFeB, hay nam ch\u00e2m neodymium- s\u1eaft-boron, l\u00e0 m\u1ed9t lo\u1ea1i nam ch\u00e2m v\u0129nh c\u1eedu \u0111\u1ea5t hi\u1ebfm n\u1ed5i b\u1eadt v\u1edbi s\u1ee9c m\u1ea1nh t\u1eeb t\u00ednh v\u01b0\u1ee3t tr\u1ed9i. Ch\u00fang \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng r\u1ed9ng r\u00e3i trong \u1ee9ng d\u1ee5ng turbine gi\u00f3 v\u00ec mang l\u1ea1i hi\u1ec7u su\u1ea5t cao trong k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, gi\u00fap turbine ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 nh\u1eb9 h\u01a1n.<\/p>\n<p>Trong turbine gi\u00f3, nam ch\u00e2m NdFeB ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y ph\u00e1t \u0111i\u1ec7n nam ch\u00e2m v\u0129nh c\u1eedu (PMG). Nh\u1eefng nam ch\u00e2m n\u00e0y gi\u00fap chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc t\u1eeb c\u00e1c c\u00e1nh qu\u1ea1t quay th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n m\u00e0 kh\u00f4ng c\u1ea7n k\u00edch th\u00edch b\u00ean ngo\u00e0i. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n \u0111\u1ed9 tin c\u1eady v\u00e0 gi\u1ea3m b\u1ea3o tr\u00ec so v\u1edbi c\u00e1c nam ch\u00e2m \u0111i\u1ec7n truy\u1ec1n th\u1ed1ng.<\/p>\n<p>C\u00e1c \u0111\u1eb7c t\u00ednh t\u1eeb tr\u01b0\u1eddng ch\u00ednh l\u00e0m cho nam ch\u00e2m NdFeB ph\u00f9 h\u1ee3p v\u1edbi turbine gi\u00f3 bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9 m\u1ea1nh t\u1eeb tr\u01b0\u1eddng<\/strong>: M\u1eadt \u0111\u1ed9 t\u1eeb flux cao cho ph\u00e9p t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t t\u1eeb<\/strong>: Kh\u00e1ng t\u1eeb m\u1ea1nh m\u1ebd ch\u1ed1ng l\u1ea1i s\u1ef1 m\u1ea5t t\u1eeb t\u00ednh \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi c\u00e1c tr\u01b0\u1eddng t\u1eeb bi\u1ebfn \u0111\u1ed5i.<\/li>\n<li><strong>\u0110\u1ed9 gi\u1eef t\u1eeb<\/strong>: Kh\u1ea3 n\u0103ng gi\u1eef t\u1eeb t\u00ednh g\u00f3p ph\u1ea7n v\u00e0o s\u1ea3n l\u01b0\u1ee3ng m\u00e1y ph\u00e1t \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ul>\n<p>T\u1ed5ng th\u1ec3, nam ch\u00e2m NdFeB l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong thi\u1ebft k\u1ebf turbine gi\u00f3 hi\u1ec7n \u0111\u1ea1i, cung c\u1ea5p s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00f4ng su\u1ea5t, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ea7n thi\u1ebft cho s\u1ea3n xu\u1ea5t n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o.<\/p>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng khi ch\u1ecdn nam ch\u00e2m NdFeB cho y\u00eau c\u1ea7u Hi\u1ec7u su\u1ea5t t\u1eeb tr\u01b0\u1eddng c\u1ee7a turbine gi\u00f3<\/h2>\n<p>Khi ch\u1ecdn nam ch\u00e2m NdFeB cho turbine gi\u00f3, hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u. C\u1ea5p \u0111\u1ed9 c\u1ee7a nam ch\u00e2m \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 m\u1ea1nh v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a m\u00e1y ph\u00e1t turbine. Nam ch\u00e2m c\u1ea5p cao h\u01a1n cung c\u1ea5p m\u1eadt \u0111\u1ed9 t\u1eeb flux t\u1ed1t h\u01a1n, ngh\u0129a l\u00e0 t\u1ea1o ra nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n trong k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n.<\/p>\n<h3>L\u1ef1a ch\u1ecdn c\u1ea5p v\u00e0 m\u1eadt \u0111\u1ed9 t\u1eeb th\u00f4ng<\/h3>\n<ul>\n<li><strong>C\u00e1c c\u1ea5p N35 \u0111\u1ebfn N52<\/strong>\u00a0th\u01b0\u1eddng g\u1eb7p, trong \u0111\u00f3 N52 cung c\u1ea5p s\u1ea3n ph\u1ea9m n\u0103ng l\u01b0\u1ee3ng cao nh\u1ea5t (l\u00ean \u0111\u1ebfn 52 MGOe) \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a c\u00f4ng su\u1ea5t.<\/li>\n<li>C\u00e1c c\u1ea5p trung b\u00ecnh nh\u01b0\u00a0<strong>N40H ho\u1eb7c N45SH<\/strong>\u00a0ph\u1ed5 bi\u1ebfn \u0111\u1ec3 c\u00e2n b\u1eb1ng gi\u1eefa c\u00f4ng su\u1ea5t v\u00e0 chi ph\u00ed.<\/li>\n<li>C\u00e1c c\u1ea5p cao h\u01a1n c\u00f3 ngh\u0129a l\u00e0 tr\u01b0\u1eddng t\u1eeb m\u1ea1nh h\u01a1n, gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 m\u00e1y ph\u00e1t v\u00e0 gi\u1ea3m k\u00edch th\u01b0\u1edbc, tr\u1ecdng l\u01b0\u1ee3ng.<\/li>\n<\/ul>\n<h3>\u1ed4n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a<\/h3>\n<p>Turbine gi\u00f3 ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn \u0111\u1ed5i v\u00e0 \u0111\u00f4i khi kh\u1eafc nghi\u1ec7t. Nam ch\u00e2m NdFeB m\u1ea5t \u0111i \u0111\u1ed9 m\u1ea1nh t\u1eeb khi b\u1ecb qu\u00e1 n\u00f3ng, v\u00ec v\u1eady kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t l\u00e0 r\u1ea5t quan tr\u1ecdng:<\/p>\n<div class=\"table-responsive\">\n<table class=\"table\">\n<thead>\n<tr>\n<th>C\u1ea5p \u0111\u1ed9<\/th>\n<th>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a<\/th>\n<th>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N35M<\/td>\n<td>80\u00b0C<\/td>\n<td>M\u1ea1nh trung b\u00ecnh, ph\u00f9 h\u1ee3p ng\u00e2n s\u00e1ch<\/td>\n<\/tr>\n<tr>\n<td>N40H<\/td>\n<td>120\u00b0C<\/td>\n<td>\u0110\u1ed9 b\u1ec1n cao h\u01a1n + kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>N52SH<\/td>\n<td>150\u00b0C<\/td>\n<td>\u0110\u1ed9 b\u1ec1n cao nh\u1ea5t + \u1ed5n \u0111\u1ecbnh nhi\u1ec7t t\u1ed1t<\/td>\n<\/tr>\n<tr>\n<td>N45UH<\/td>\n<td>180\u00b0C<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao cho m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Ch\u1ecdn lo\u1ea1i ph\u00f9 h\u1ee3p ngh\u0129a l\u00e0 ph\u00f9 h\u1ee3p kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a nam ch\u00e2m v\u1edbi \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u1ee7a tua bin. M\u1ed9t nam ch\u00e2m kh\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t s\u1ebd nhanh xu\u1ed1ng c\u1ea5p v\u00e0 gi\u1ea3m tu\u1ed5i th\u1ecd c\u1ee7a tua bin.<\/p>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 c\u00e1ch ch\u1ecdn nam ch\u00e2m cho m\u00e1y ph\u00e1t \u0111i\u1ec7n, h\u00e3y xem h\u01b0\u1edbng d\u1eabn c\u1ee7a ch\u00fang t\u00f4i v\u1ec1\u00a0<strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/vi\/ndfeb-magnet-used-in-wind-genertor\/\" target=\"_blank\" rel=\"noopener\">Nam ch\u00e2m NdFeB d\u00f9ng trong m\u00e1y ph\u00e1t \u0111i\u1ec7n gi\u00f3<\/a>.<\/span><\/strong><\/p>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng khi ch\u1ecdn nam ch\u00e2m NdFeB cho kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu m\u00f4i tr\u01b0\u1eddng c\u1ee7a turbine gi\u00f3<\/h2>\n<p>C\u00e1c tua bin gi\u00f3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t\u2014\u0111\u1ed9 \u1ea9m, phun mu\u1ed1i t\u1eeb c\u00e1c khu v\u1ef1c ven bi\u1ec3n, v\u00e0 c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m c\u00f4ng nghi\u1ec7p c\u00f3 th\u1ec3 g\u00e2y \u0103n m\u00f2n. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u khi ch\u1ecdn nam ch\u00e2m NdFeB cho c\u00e1c tua bin gi\u00f3.<\/p>\n<h3>Th\u00e1ch th\u1ee9c ch\u1ed1ng \u0103n m\u00f2n<\/h3>\n<ul>\n<li><strong>\u0110\u1ed9 \u1ea9m<\/strong>\u00a0c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn r\u1ec9 s\u00e9t v\u00e0 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh theo th\u1eddi gian.<\/li>\n<li><strong>Phun mu\u1ed1i<\/strong>, ph\u1ed5 bi\u1ebfn g\u1ea7n c\u00e1c khu v\u1ef1c ven bi\u1ec3n, th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh \u0103n m\u00f2n v\u00e0 l\u00e0m h\u1ecfng b\u1ec1 m\u1eb7t nam ch\u00e2m.<\/li>\n<li><strong>Ch\u1ea5t \u00f4 nhi\u1ec5m c\u00f4ng nghi\u1ec7p<\/strong>\u00a0nh\u01b0 l\u01b0u hu\u1ef3nh v\u00e0 clo c\u0169ng l\u00e0m m\u00f2n nam ch\u00e2m, \u0111\u1eb7c bi\u1ec7t trong th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t.<\/li>\n<\/ul>\n<h3>C\u00e1c l\u1ef1a ch\u1ecdn l\u1edbp ph\u1ee7 v\u00e0 l\u1ee3i \u00edch<\/h3>\n<p>Ch\u1ecdn l\u1edbp ph\u1ee7 ph\u00f9 h\u1ee3p t\u1ea1o ra l\u1edbp b\u1ea3o v\u1ec7, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd nam ch\u00e2m v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh. C\u00e1c l\u1edbp ph\u1ee7 ph\u1ed5 bi\u1ebfn g\u1ed3m:<\/p>\n<ul>\n<li><strong>Niken<\/strong>\n<ul>\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t<\/li>\n<li>Ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c c\u01a1 h\u1ecdc cao<\/li>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c nam ch\u00e2m ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n<\/li>\n<li><strong>Epoxy<\/strong>\n<ul>\n<li>Kh\u00e1ng h\u00f3a h\u1ecdc xu\u1ea5t s\u1eafc<\/li>\n<li>Cung c\u1ea5p c\u00e1ch nhi\u1ec7t v\u00e0 b\u1ea3o v\u1ec7 th\u00eam<\/li>\n<li>Linh ho\u1ea1t, gi\u1ea3m nguy c\u01a1 n\u1ee9t v\u1ee1<\/li>\n<\/ul>\n<\/li>\n<li><strong>K\u1ebdm<\/strong>\n<ul>\n<li>T\u1ed1t cho vi\u1ec7c b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n v\u1eeba ph\u1ea3i<\/li>\n<li>Nh\u1eb9 v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed<\/li>\n<li>Ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00e1c m\u00f4i tr\u01b0\u1eddng \u00edt g\u00e2y \u0103n m\u00f2n h\u01a1n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>M\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t c\u0169ng k\u1ebft h\u1ee3p l\u1edbp ph\u1ee7, ch\u1eb3ng h\u1ea1n nh\u01b0 nickel-epoxy, \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7. \u0110\u1ed1i v\u1edbi turbine gi\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 ngo\u00e0i kh\u01a1i ho\u1eb7c trong khu c\u00f4ng nghi\u1ec7p, l\u1edbp ph\u1ee7 nhi\u1ec1u l\u1edbp th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd nh\u1ea5t \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a nam ch\u00e2m v\u00e0 gi\u1ea3m thi\u1ec3u b\u1ea3o tr\u00ec.<\/p>\n<h3>Nh\u1eefng g\u00ec ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00e1c trang tr\u1ea1i gi\u00f3 t\u1ea1i Vi\u1ec7t Nam<\/h3>\n<p>\u1ede Vi\u1ec7t Nam, n\u01a1i c\u00e1c trang tr\u1ea1i gi\u00f3 ven bi\u1ec3n v\u00e0 c\u00f4ng nghi\u1ec7p ph\u1ed5 bi\u1ebfn, vi\u1ec7c ch\u1ecdn nam ch\u00e2m NdFeB v\u1edbi\u00a0<strong>l\u1edbp ph\u1ee7 nickel ho\u1eb7c nickel-epoxy<\/strong>\u00a0\u0111em l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng th\u00f4ng minh gi\u1eefa \u0111\u1ed9 b\u1ec1n v\u00e0 chi ph\u00ed. Nh\u1eefng l\u1edbp ph\u1ee7 n\u00e0y ch\u1ed1ng l\u1ea1i phun mu\u1ed1i v\u00e0 \u0111\u1ed9 \u1ea9m t\u1ed1t, \u0111\u1ea3m b\u1ea3o nam ch\u00e2m turbine c\u1ee7a b\u1ea1n lu\u00f4n m\u1ea1nh m\u1ebd v\u00e0 \u0111\u00e1ng tin c\u1eady qua c\u00e1c m\u00f9a \u1ea9m \u01b0\u1edbt v\u00e0 kh\u00f4ng kh\u00ed m\u1eb7n.<\/p>\n<h2>C\u00e1c xem x\u00e9t v\u1ec1 c\u01a1 kh\u00ed v\u00e0 c\u1ea5u tr\u00fac<\/h2>\n<p>&nbsp;<\/p>\n<p>Khi ch\u1ecdn nam ch\u00e2m NdFeB cho turbine gi\u00f3, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 \u0111\u1ed9 ch\u1ecbu n\u1ee9t v\u1ee1 l\u00e0 r\u1ea5t quan tr\u1ecdng. Nh\u1eefng nam ch\u00e2m n\u00e0y c\u1ea7n ch\u1ecbu \u0111\u1ef1ng \u00e1p l\u1ef1c v\u00e0 rung \u0111\u1ed9ng li\u00ean t\u1ee5c trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh c\u1ee7a turbine m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t ho\u1eb7c v\u1ee1. V\u00ec turbine gi\u00f3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi t\u1ea3i tr\u1ecdng c\u01a1 h\u1ecdc n\u1eb7ng v\u00e0 thay \u0111\u1ed5i m\u00f4-men xo\u1eafn nhanh, kh\u1ea3 n\u0103ng ch\u1ed1ng v\u1ee1 ho\u1eb7c v\u1ee1 v\u1ee5n c\u1ee7a nam ch\u00e2m \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd.<\/p>\n<p>Kh\u1ea3 n\u0103ng ch\u1ed1ng rung l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 then ch\u1ed1t kh\u00e1c. Nam ch\u00e2m c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng rung \u0111\u1ed9ng li\u00ean t\u1ee5c s\u1ebd gi\u1ea3m nguy c\u01a1 h\u01b0 h\u1ecfng v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh \u1ed5n \u0111\u1ecbnh theo th\u1eddi gian. T\u00ecm ki\u1ebfm c\u00e1c nam ch\u00e2m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 b\u1ec1n b\u1ec9 trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t, \u0111\u1ed9ng c\u1ee7a c\u00e1c m\u00e1y ph\u00e1t turbine gi\u00f3.<\/p>\n<p>\u0110\u1ea3m b\u1ea3o x\u1eed l\u00fd \u0111\u00fang c\u00e1ch trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u0169ng r\u1ea5t quan tr\u1ecdng. Nam ch\u00e2m NdFeB c\u00f3 th\u1ec3 gi\u00f2n, v\u00ec v\u1eady \u0111\u00f3ng g\u00f3i v\u00e0 c\u1ed1 \u0111\u1ecbnh c\u1ea9n th\u1eadn s\u1ebd gi\u1ea3m kh\u1ea3 n\u0103ng b\u1ecb h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc, t\u1eeb \u0111\u00f3 b\u1ea3o v\u1ec7 hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n.<\/p>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng khi ch\u1ecdn nam ch\u00e2m NdFeB cho qu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a turbine gi\u00f3<\/h2>\n<p>Qu\u1ea3n l\u00fd nhi\u1ec7t l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng khi ch\u1ecdn nam ch\u00e2m NdFeB cho turbine gi\u00f3. Nh\u1eefng nam ch\u00e2m n\u00e0y c\u00f3 th\u1ec3 m\u1ea5t \u0111i s\u1ee9c m\u1ea1nh n\u1ebfu qu\u00e1 n\u00f3ng\u2014m\u1ed9t v\u1ea5n \u0111\u1ec1 g\u1ecdi l\u00e0 m\u1ea5t t\u1eeb nhi\u1ec7t. M\u1ed7i nam ch\u00e2m NdFeB c\u00f3 nhi\u1ec7t \u0111\u1ed9 Curie, \u0111i\u1ec3m m\u00e0 n\u00f3 ho\u00e0n to\u00e0n m\u1ea5t t\u1eeb t\u00ednh. Nh\u01b0ng ngay c\u1ea3 tr\u01b0\u1edbc khi \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3, nam ch\u00e2m b\u1eaft \u0111\u1ea7u y\u1ebfu \u0111i n\u1ebfu v\u01b0\u1ee3t qu\u00e1 nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a c\u1ee7a ch\u00fang.<\/p>\n<p>\u0110\u1ed1i v\u1edbi turbine gi\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng n\u01a1i c\u00f3 kh\u00ed h\u1eadu n\u00f3ng h\u01a1n ho\u1eb7c s\u1eed d\u1ee5ng m\u00e1y ph\u00e1t t\u1ed1c \u0111\u1ed9 cao, vi\u1ec7c ch\u1ecdn lo\u1ea1i nam ch\u00e2m ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t l\u00e0 r\u1ea5t quan tr\u1ecdng. C\u00e1c lo\u1ea1i nh\u01b0 N40H, N45SH ho\u1eb7c N52SH n\u1ed5i b\u1eadt v\u00ec ch\u00fang duy tr\u00ec s\u1ee9c m\u1ea1nh t\u1eeb t\u00ednh \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n (t\u1edbi kho\u1ea3ng 180\u00b0C). L\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i gi\u00fap tr\u00e1nh gi\u1ea3m hi\u1ec7u su\u1ea5t v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a nam ch\u00e2m.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u0111i\u1ec1u c\u1ea7n ghi nh\u1edb:<\/p>\n<ul>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a<\/strong>: S\u1eed d\u1ee5ng nam ch\u00e2m \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng ph\u00f9 h\u1ee3p v\u1edbi ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n turbine c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>L\u1ef1a ch\u1ecdn lo\u1ea1i<\/strong>: C\u00e1c lo\u1ea1i \u2018H\u2019 v\u00e0 \u2018SH\u2019 cao h\u01a1n cung c\u1ea5p kh\u1ea3 n\u0103ng \u1ed5n \u0111\u1ecbnh nhi\u1ec7t t\u1ed1t h\u01a1n.<\/li>\n<li><strong>Tr\u00e1nh Kh\u1eed T\u1eeb Nhi\u1ec7t<\/strong>: Qu\u00e1 nhi\u1ec7t c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m v\u0129nh vi\u1ec5n t\u1eeb t\u00ednh c\u1ee7a nam ch\u00e2m.<\/li>\n<li><strong>C\u00e2n nh\u1eafc H\u1ec7 th\u1ed1ng L\u00e0m m\u00e1t<\/strong>: \u0110\u00f4i khi c\u1ea7n l\u00e0m m\u00e1t v\u1eadt l\u00fd ho\u1eb7c t\u1ea3n nhi\u1ec7t cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/li>\n<\/ul>\n<p>Ch\u1ecdn nam ch\u00e2m NdFeB c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t \u0111\u1ea3m b\u1ea3o nam ch\u00e2m v\u0129nh c\u1eedu c\u1ee7a tuabin gi\u00f3 c\u1ee7a b\u1ea1n ti\u1ebfp t\u1ee5c cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng \u0111\u00e1ng tin c\u1eady m\u00e0 kh\u00f4ng b\u1ecb th\u1eddi gian ch\u1ebft ho\u1eb7c t\u1ed5n th\u1ea5t.<\/p>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng khi ch\u1ecdn nam ch\u00e2m NdFeB cho c\u00e2n nh\u1eafc gi\u1eefa chi ph\u00ed v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a turbine gi\u00f3<\/h2>\n<p>Khi ch\u1ecdn nam ch\u00e2m NdFeB cho tuabin gi\u00f3, vi\u1ec7c c\u00e2n b\u1eb1ng chi ph\u00ed v\u00e0 hi\u1ec7u su\u1ea5t l\u00e0 ch\u00eca kh\u00f3a. Nam ch\u00e2m c\u1ea5p cao h\u01a1n nh\u01b0 N52SH ho\u1eb7c N45UH cung c\u1ea5p t\u1eeb th\u00f4ng m\u1ea1nh h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n nh\u01b0ng \u0111i k\u00e8m v\u1edbi m\u1ee9c gi\u00e1 cao h\u01a1n. Nam ch\u00e2m c\u1ea5p th\u1ea5p h\u01a1n gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed ban \u0111\u1ea7u nh\u01b0ng c\u00f3 th\u1ec3 kh\u00f4ng t\u1ed3n t\u1ea1i l\u00e2u ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng t\u1ed1t d\u01b0\u1edbi \u00e1p l\u1ef1c.<\/p>\n<p>L\u1edbp ph\u1ee7 c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed. L\u1edbp ph\u1ee7 cao c\u1ea5p nh\u01b0 niken ho\u1eb7c epoxy cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n, gi\u1ea3m nhu c\u1ea7u b\u1ea3o tr\u00ec trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 khu v\u1ef1c ven bi\u1ec3n ho\u1eb7c c\u00f4ng nghi\u1ec7p\u2014nh\u01b0ng ch\u00fang l\u00e0m t\u0103ng chi ph\u00ed ban \u0111\u1ea7u. L\u1edbp ph\u1ee7 r\u1ebb h\u01a1n c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m ti\u1ec1n ngay b\u00e2y gi\u1edd nh\u01b0ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 xu\u1ed1ng c\u1ea5p nhanh h\u01a1n.<\/p>\n<p>\u0110\u1ea7u t\u01b0 nhi\u1ec1u h\u01a1n v\u00e0o nam ch\u00e2m v\u00e0 l\u1edbp ph\u1ee7 ch\u1ea5t l\u01b0\u1ee3ng ngay t\u1eeb \u0111\u1ea7u th\u01b0\u1eddng mang l\u1ea1i hi\u1ec7u qu\u1ea3 v\u1edbi chi ph\u00ed b\u1ea3o tr\u00ec v\u00e0 th\u1eddi gian ch\u1ebft th\u1ea5p h\u01a1n v\u1ec1 l\u00e2u d\u00e0i. Nam ch\u00e2m b\u1ec1n l\u00e0m gi\u1ea3m nguy c\u01a1 h\u1ecfng h\u00f3c, gi\u00fap tuabin c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u00e0 t\u0103ng \u0111\u1ed9 tin c\u1eady\u2014\u0111i\u1ec1u quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o d\u1ef1a v\u00e0o s\u1ea3n l\u01b0\u1ee3ng \u1ed5n \u0111\u1ecbnh.<\/p>\n<h2>C\u00e1c c\u1ea5p nam ch\u00e2m NdFeB ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong turbine gi\u00f3<\/h2>\n<p>Khi ch\u1ecdn nam ch\u00e2m NdFeB cho tuabin gi\u00f3, vi\u1ec7c hi\u1ec3u c\u00e1c c\u1ea5p ph\u1ed5 bi\u1ebfn gi\u00fap ph\u00f9 h\u1ee3p hi\u1ec7u su\u1ea5t nam ch\u00e2m v\u1edbi k\u00edch th\u01b0\u1edbc v\u00e0 nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng c\u1ee7a tuabin. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1i nh\u00ecn nhanh v\u1ec1 c\u00e1c c\u1ea5p ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh v\u00e0 \u0111i\u1ec1u g\u00ec l\u00e0m cho ch\u00fang ph\u00f9 h\u1ee3p:<\/p>\n<div class=\"table-responsive\">\n<table class=\"table\">\n<thead>\n<tr>\n<th>C\u1ea5p \u0111\u1ed9<\/th>\n<th>N\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111a (MGOe)<\/th>\n<th>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a (\u00b0F)<\/th>\n<th>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N35M<\/td>\n<td>35<\/td>\n<td>176<\/td>\n<td>Tuabin nh\u1ecf \u0111\u1ebfn trung b\u00ecnh, l\u1ef1a ch\u1ecdn th\u00e2n thi\u1ec7n v\u1edbi ng\u00e2n s\u00e1ch<\/td>\n<\/tr>\n<tr>\n<td>N40H<\/td>\n<td>40<\/td>\n<td>356<\/td>\n<td>Tuabin trung b\u00ecnh, \u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 t\u1ed1t h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>N52SH<\/td>\n<td>52<\/td>\n<td>392<\/td>\n<td>Tuabin l\u1edbn, c\u00f4ng su\u1ea5t cao, \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>L\u1eddi khuy\u00ean ch\u1ecdn c\u1ea5p:<\/strong><\/p>\n<ul>\n<li><strong>N35M:<\/strong>\u00a0Ho\u1ea1t \u0111\u1ed9ng t\u1ed1t n\u1ebfu tuabin c\u1ee7a b\u1ea1n ch\u1ea1y trong m\u00f4i tr\u01b0\u1eddng \u00f4n h\u00f2a v\u00e0 v\u1ea5n \u0111\u1ec1 chi ph\u00ed.<\/li>\n<li><strong>N40H:<\/strong>\u00a0M\u1ed9t l\u1ef1a ch\u1ecdn v\u1eefng ch\u1eafc cho tuabin ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n; c\u00e2n b\u1eb1ng t\u1ed1t gi\u1eefa hi\u1ec7u su\u1ea5t v\u00e0 gi\u00e1 c\u1ea3.<\/li>\n<li><strong>N52SH:<\/strong>\u00a0Ph\u00f9 h\u1ee3p cho \u0111i\u1ec1u ki\u1ec7n \u0111\u00f2i h\u1ecfi cao v\u1edbi c\u00f4ng su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 l\u1edbn; l\u00fd t\u01b0\u1edfng cho c\u00e1c turbine l\u1edbn h\u01a1n.<\/li>\n<\/ul>\n<h3>Ph\u1ea1m vi c\u1ee7a NBAEM ph\u00f9 h\u1ee3p nh\u01b0 th\u1ebf n\u00e0o<\/h3>\n<p>NBAEM cung c\u1ea5p c\u00e1c lo\u1ea1i c\u1ea5p ch\u00ednh n\u00e0y v\u1edbi t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u1ef1 \u00e1n turbine gi\u00f3 t\u1ea1i Vi\u1ec7t Nam. C\u00e1c nam ch\u00e2m c\u1ee7a h\u1ecd k\u1ebft h\u1ee3p m\u1eadt \u0111\u1ed9 t\u1eeb tr\u01b0\u1eddng cao v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t n\u00e2ng cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n\u2014r\u1ea5t quan tr\u1ecdng cho c\u00e1c turbine \u0111\u1ed1i m\u1eb7t v\u1edbi kh\u00ed h\u1eadu \u0111a d\u1ea1ng t\u1ea1i \u0111\u00e2y. Th\u00eam v\u00e0o \u0111\u00f3, NBAEM h\u1ed7 tr\u1ee3 c\u00e1c ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng nh\u01b0 ISO v\u00e0 RoHS, \u0111\u1ea3m b\u1ea3o nam ch\u00e2m \u0111\u00e1ng tin c\u1eady, b\u1ec1n b\u1ec9 s\u1eb5n s\u00e0ng cho tu\u1ed5i th\u1ecd d\u00e0i l\u00e2u.<\/p>\n<p>T\u1eadn d\u1ee5ng c\u00e1c lo\u1ea1i c\u1ea5p \u0111a d\u1ea1ng c\u1ee7a h\u1ecd cho ph\u00e9p b\u1ea1n ch\u1ecdn ch\u00ednh x\u00e1c nh\u1eefng g\u00ec turbine c\u1ee7a b\u1ea1n c\u1ea7n\u2014kh\u00f4ng qu\u00e1 m\u1ee9c, kh\u00f4ng th\u1ecfa hi\u1ec7p.<\/p>\n<h2>Ti\u00eau ch\u00ed t\u00f9y ch\u1ec9nh v\u00e0 l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p<\/h2>\n<p>Khi ch\u1ecdn nam ch\u00e2m NdFeB cho turbine gi\u00f3, t\u00f9y ch\u1ec9nh l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. M\u1ed7i thi\u1ebft k\u1ebf turbine c\u00f3 th\u1ec3 y\u00eau c\u1ea7u nam ch\u00e2m v\u1edbi k\u00edch th\u01b0\u1edbc, h\u00ecnh d\u1ea1ng v\u00e0 h\u01b0\u1edbng magnetization c\u1ee5 th\u1ec3 \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 v\u00e0 v\u1eeba v\u1eb7n ch\u00ednh x\u00e1c trong b\u1ed9 ph\u00e1t \u0111i\u1ec7n. Nam ch\u00e2m s\u1eb5n c\u00f3 hi\u1ebfm khi ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng nhu c\u1ea7u \u0111\u1eb7c th\u00f9 n\u00e0y, v\u00ec v\u1eady l\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p cung c\u1ea5p gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh l\u00e0 \u0111i\u1ec1u kh\u00e1c bi\u1ec7t l\u1edbn.<\/p>\n<p>Ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ti\u00eau chu\u1ea9n s\u1ea3n xu\u1ea5t l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c. T\u00ecm ki\u1ebfm nh\u00e0 cung c\u1ea5p tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ISO, REACH v\u00e0 RoHS \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o nam ch\u00e2m \u0111\u00e1p \u1ee9ng c\u00e1c quy \u0111\u1ecbnh v\u1ec1 an to\u00e0n, m\u00f4i tr\u01b0\u1eddng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ea7n thi\u1ebft t\u1ea1i th\u1ecb tr\u01b0\u1eddng Vi\u1ec7t Nam. Nh\u1eefng ch\u1ee9ng nh\u1eadn n\u00e0y c\u0169ng ph\u1ea3n \u00e1nh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t qu\u00e1n v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u00e1ng tin c\u1eady.<\/p>\n<p>NBAEM n\u1ed5i b\u1eadt trong l\u0129nh v\u1ef1c n\u00e0y b\u1eb1ng c\u00e1ch cung c\u1ea5p chu\u1ed7i cung \u1ee9ng m\u1ea1nh m\u1ebd v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt \u0111\u00e1ng tin c\u1eady. Kh\u1ea3 n\u0103ng cung c\u1ea5p nam ch\u00e2m NdFeB t\u00f9y ch\u1ec9nh c\u1ee7a h\u1ecd \u0111\u1ea3m b\u1ea3o d\u1ef1 \u00e1n turbine gi\u00f3 c\u1ee7a b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c v\u1eadt li\u1ec7u t\u1eeb tr\u01b0\u1eddng ch\u00ednh x\u00e1c, \u0111\u00fang th\u1eddi gian. H\u1ee3p t\u00e1c v\u1edbi NBAEM mang l\u1ea1i cho b\u1ea1n s\u1ef1 t\u01b0 v\u1ea5n chuy\u00ean gia, ph\u1ea3n h\u1ed3i nhanh v\u00e0 ph\u1ea1m vi s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a c\u00e1c b\u1ed9 ph\u00e1t \u0111i\u1ec7n turbine gi\u00f3 hi\u1ec7n \u0111\u1ea1i.<\/p>\n<h2>M\u1eb9o l\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec nam ch\u00e2m NdFeB trong turbine gi\u00f3<\/h2>\n<p>Khi l\u1eafp \u0111\u1eb7t nam ch\u00e2m NdFeB trong turbine gi\u00f3, h\u00e3y x\u1eed l\u00fd c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh v\u1ee1 ho\u1eb7c n\u1ee9t. S\u1eed d\u1ee5ng g\u0103ng tay m\u1ec1m v\u00e0 tr\u00e1nh l\u00e0m r\u01a1i ho\u1eb7c va \u0111\u1eadp nam ch\u00e2m v\u00ec ch\u00fang d\u1ec5 v\u1ee1 m\u1eb7c d\u00f9 c\u00f3 \u0111\u1ed9 b\u1ec1n cao. \u0110\u1ea3m b\u1ea3o c\u0103n ch\u1ec9nh \u0111\u00fang trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t \u0111\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t t\u1eeb tr\u01b0\u1eddng t\u1ed1i \u01b0u v\u00e0 tr\u00e1nh \u00e1p l\u1ef1c c\u01a1 h\u1ecdc kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n<p>Trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec, ki\u1ec3m tra nam ch\u00e2m th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u \u0103n m\u00f2n ho\u1eb7c m\u00f2n l\u1edbp ph\u1ee7, \u0111\u1eb7c bi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 c\u00e1c khu v\u1ef1c ngo\u00e0i kh\u01a1i. L\u00e0m s\u1ea1ch nam ch\u00e2m nh\u1eb9 nh\u00e0ng b\u1eb1ng kh\u0103n kh\u00f4, tr\u00e1nh c\u00e1c v\u1eadt li\u1ec7u m\u00e0i m\u00f2n ho\u1eb7c h\u00f3a ch\u1ea5t m\u1ea1nh. Ki\u1ec3m tra c\u00e1c thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o nam ch\u00e2m lu\u00f4n \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh ch\u1eafc ch\u1eafn trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh, v\u00ec rung \u0111\u1ed9ng c\u00f3 th\u1ec3 l\u00e0m l\u1ecfng ch\u00fang theo th\u1eddi gian.<\/p>\n<p>Tu\u00e2n th\u1ee7 c\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd v\u00e0 b\u1ea3o tr\u00ec \u0111\u01a1n gi\u1ea3n n\u00e0y gi\u00fap gi\u1eef cho nam ch\u00e2m v\u0129nh c\u1eedu c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ec1n l\u00e2u h\u01a1n, gi\u1ea3m th\u1eddi gian ch\u1ebft v\u00e0 chi ph\u00ed s\u1eeda ch\u1eefa.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ch\u1ecdn nam ch\u00e2m NdFeB ph\u00f9 h\u1ee3p cho tua bin gi\u00f3 c\u1ee7a b\u1ea1n kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ch\u1ecdn lo\u1ea1i m\u1ea1nh nh\u1ea5t c\u00f3 s\u1eb5n tr\u00ean th\u1ecb tr\u01b0\u1eddng. Nam ch\u00e2m l\u00fd t\u01b0\u1edfng c\u1ea7n ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, duy tr\u00ec hi\u1ec7u su\u1ea5t t\u1eeb t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u ph\u1ea3i c\u00e2n b\u1eb1ng gi\u1eefa chi ph\u00ed v\u00e0 \u0111\u1ed9 b\u1ec1n. N\u1ebfu b\u1ea1n tham gia v\u00e0o thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t ho\u1eb7c b\u1ea3o tr\u00ec tua bin gi\u00f3, [\u2026]<\/p>","protected":false},"author":1,"featured_media":1230,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2024\/03\/home-wind-turbine-2.png","_links":{"self":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/1252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/comments?post=1252"}],"version-history":[{"count":3,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/1252\/revisions"}],"predecessor-version":[{"id":2855,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/1252\/revisions\/2855"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media\/1230"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media?parent=1252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/categories?post=1252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/tags?post=1252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}