{"id":3375,"date":"2025-11-18T07:59:28","date_gmt":"2025-11-18T07:59:28","guid":{"rendered":"https:\/\/nbaem.com\/?p=3375"},"modified":"2025-11-18T03:46:16","modified_gmt":"2025-11-18T03:46:16","slug":"difference-between-surface-permanent-magnet-and-interior-permanent-magnet","status":"publish","type":"post","link":"https:\/\/nbaem.com\/vi\/difference-between-surface-permanent-magnet-and-interior-permanent-magnet\/","title":{"rendered":"Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t so v\u1edbi Nam ch\u00e2m v\u0129nh c\u1eedu trong"},"content":{"rendered":"<p>N\u1ebfu b\u1ea1n \u0111ang thi\u1ebft k\u1ebf ho\u1eb7c l\u1ef1a ch\u1ecdn m\u1ed9t <a href=\"https:\/\/en.wikipedia.org\/wiki\/Permanent_magnet_motor\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff6600;\"><strong>\u0111\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu<\/strong><\/span><\/a>, hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa <strong>Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM)<\/strong> v\u00e0 <strong>Nam ch\u00e2m v\u0129nh c\u1eedu trong l\u00f2ng (IPM)<\/strong> \u0111\u1ed9ng c\u01a1 l\u00e0 \u0111i\u1ec1u c\u1ef1c k\u1ef3 quan tr\u1ecdng. Hai thi\u1ebft k\u1ebf n\u00e0y cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho h\u1ea7u h\u1ebft c\u00e1c <strong>\u0111\u1ed9ng c\u01a1 truy\u1ec1n \u0111\u1ed9ng xe \u0111i\u1ec7n<\/strong>, truy\u1ec1n \u0111\u1ed9ng c\u00f4ng nghi\u1ec7p, v\u00e0 turbine gi\u00f3\u2014nh\u01b0ng ch\u00fang mang l\u1ea1i k\u1ebft qu\u1ea3 r\u1ea5t kh\u00e1c nhau. T\u1eeb <strong>\u0111\u1ea7u ra m\u00f4-men xo\u1eafn<\/strong> v\u00e0 <strong>hi\u1ec7u qu\u1ea3<\/strong> to <strong>\u0111\u1ed9 ph\u1ee9c t\u1ea1p trong s\u1ea3n xu\u1ea5t<\/strong> v\u00e0 <strong>chi ph\u00ed<\/strong>, vi\u1ec7c bi\u1ebft khi n\u00e0o n\u00ean ch\u1ecdn <strong>SPM so v\u1edbi IPM<\/strong> c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh th\u00e0nh c\u00f4ng ho\u1eb7c th\u1ea5t b\u1ea1i v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang t\u00f4i s\u1ebd ph\u00e2n t\u00edch c\u00e1c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh v\u1ec1 c\u1ea5u tr\u00fac v\u00e0 \u0111i\u1ec7n t\u1eeb, d\u1ef1a tr\u00ean nh\u1eefng hi\u1ec3u bi\u1ebft t\u1eeb NBAEM\u2014nh\u00e0 cung c\u1ea5p nam ch\u00e2m NdFeB \u0111\u00e1ng tin c\u1eady cho c\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o to\u00e0n c\u1ea7u nh\u01b0 FAW v\u00e0 Siemens. S\u1eb5n s\u00e0ng kh\u00e1m ph\u00e1 xem v\u1ecb tr\u00ed \u0111\u1eb7t nam ch\u00e2m n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n? H\u00e3y b\u1eaft \u0111\u1ea7u n\u00e0o.<\/p>\n<h2>S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ea5u tr\u00fac c\u1ed1t l\u00f5i: Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t so v\u1edbi trong l\u00f2ng<\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-388\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets.png\" alt=\"Nam ch\u00e2m v\u00f2ng Neodymium\" width=\"800\" height=\"270\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets-200x68.png 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets-300x101.png 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets-400x135.png 400w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets-600x203.png 600w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets-768x259.png 768w, https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets.png 800w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>Khi so s\u00e1nh <strong>Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM)<\/strong> v\u00e0 <strong>Nam ch\u00e2m v\u0129nh c\u1eedu trong l\u00f2ng (IPM)<\/strong>, \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh n\u1eb1m \u1edf c\u00e1ch \u0111\u1eb7t nam ch\u00e2m tr\u00ean roto.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM)<\/th>\n<th>Nam ch\u00e2m v\u0129nh c\u1eedu trong l\u00f2ng (IPM)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>V\u1ecb tr\u00ed nam ch\u00e2m<\/strong><\/td>\n<td>Nam ch\u00e2m d\u00e1n tr\u1ef1c ti\u1ebfp tr\u00ean b\u1ec1 m\u1eb7t roto<\/td>\n<td>Nam ch\u00e2m nh\u00fang trong c\u00e1c khe c\u1ee7a l\u00f5i roto<\/td>\n<\/tr>\n<tr>\n<td><strong>H\u00ecnh \u1ea3nh tr\u1ef1c quan<\/strong><\/td>\n<td>Rotor h\u00ecnh tr\u1ee5 v\u1edbi nam ch\u00e2m l\u1ed9 ra ngo\u00e0i<\/td>\n<td>M\u1eb7t c\u1eaft ngang c\u1ee7a rotor cho th\u1ea5y c\u00e1c khe ch\u1ee9a nam ch\u00e2m<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0110\u1ed9 ph\u1ee9c t\u1ea1p trong S\u1ea3n xu\u1ea5t<\/strong><\/td>\n<td>L\u1eafp r\u00e1p \u0111\u01a1n gi\u1ea3n, nam ch\u00e2m d\u00e1n ho\u1eb7c k\u1ebft d\u00ednh<\/td>\n<td>Y\u00eau c\u1ea7u gia c\u00f4ng ch\u00ednh x\u00e1c cho c\u00e1c khe ch\u1ee9a nam ch\u00e2m<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ea3o v\u1ec7 rotor<\/strong><\/td>\n<td>Nam ch\u00e2m ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/td>\n<td>Nam ch\u00e2m \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u00ean trong v\u1eadt li\u1ec7u rotor<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Rotor SPM tr\u00f4ng gi\u1ed1ng nh\u01b0 m\u1ed9t h\u00ecnh tr\u1ee5 m\u1ecbn v\u1edbi nam ch\u00e2m r\u00f5 r\u00e0ng, trong khi rotor IPM cho th\u1ea5y nam ch\u00e2m \u0111\u01b0\u1ee3c c\u1ea5t gi\u1eef an to\u00e0n trong c\u00e1c khe b\u00ean trong khi xem \u1edf m\u1eb7t c\u1eaft ngang.<\/p>\n<h3>T\u00e1c \u0111\u1ed9ng c\u1ee7a s\u1ea3n xu\u1ea5t<\/h3>\n<ul>\n<li><strong>SPM<\/strong>: Nhanh h\u01a1n v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n \u0111\u1ec3 s\u1ea3n xu\u1ea5t. Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 y\u00eau c\u1ea7u c\u01a1 kh\u00ed \u00edt nghi\u00eam ng\u1eb7t h\u01a1n.<\/li>\n<li><strong>IPM<\/strong>: Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t ph\u1ee9c t\u1ea1p h\u01a1n do c\u00e1c khe ch\u1ee9a nam ch\u00e2m ch\u00ednh x\u00e1c, nh\u01b0ng cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u1eef nam ch\u00e2m t\u1ed1t h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ea5u tr\u00fac cao h\u01a1n.<\/li>\n<\/ul>\n<p>Hi\u1ec3u c\u00e1c kh\u00e1c bi\u1ec7t v\u1ec1 c\u1ea5u tr\u00fac n\u00e0y gi\u00fap b\u1ea1n ch\u1ecdn v\u1ecb tr\u00ed \u0111\u1eb7t nam ch\u00e2m ph\u00f9 h\u1ee3p v\u1edbi hi\u1ec7u su\u1ea5t v\u00e0 nhu c\u1ea7u s\u1ea3n xu\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/p>\n<h2>So s\u00e1nh Hi\u1ec7u su\u1ea5t: Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t vs. Nam ch\u00e2m v\u0129nh c\u1eedu trong<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM)<\/th>\n<th>Nam ch\u00e2m v\u0129nh c\u1eedu trong l\u00f2ng (IPM)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Sinh c\u00f4ng su\u1ea5t m\u00f4-men xo\u1eafn<\/strong><\/td>\n<td>Ch\u1ec9 m\u00f4-men xo\u1eafn nam ch\u00e2m v\u0129nh c\u1eedu (PM)<\/td>\n<td>K\u1ebft h\u1ee3p m\u00f4-men xo\u1eafn PM + m\u00f4-men xo\u1eafn ph\u1ea3n kh\u00e1ng (t\u0103ng c\u01b0\u1eddng 15\u201325%)<\/td>\n<\/tr>\n<tr>\n<td><strong>Ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a<\/strong><\/td>\n<td>H\u1ea1n ch\u1ebf b\u1edfi l\u1ef1c gi\u1eef c\u1ee7a nam ch\u00e2m (nguy c\u01a1 nam ch\u00e2m b\u1ecb r\u01a1i ra \u1edf t\u1ed1c \u0111\u1ed9 cao)<\/td>\n<td>Ph\u1ea1m vi r\u1ed9ng h\u01a1n nh\u1edd kh\u1ea3 n\u0103ng gi\u1ea3m tr\u01b0\u1eddng (m\u1edf r\u1ed9ng t\u1ed1c \u0111\u1ed9 duy tr\u00ec c\u00f4ng su\u1ea5t b\u1eb1ng 2\u20133 l\u1ea7n)<\/td>\n<\/tr>\n<tr>\n<td><strong>Hi\u1ec7u qu\u1ea3 \u1edf t\u1ea3i tr\u1ecdng cao<\/strong><\/td>\n<td>Hi\u1ec7u qu\u1ea3 t\u1ed1t<\/td>\n<td>Hi\u1ec7u qu\u1ea3 v\u01b0\u1ee3t tr\u1ed9i nh\u1edd \u0111\u00f3ng g\u00f3p m\u00f4-men xo\u1eafn t\u1eeb l\u1ef1c t\u1eeb<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t<\/strong><\/td>\n<td>M\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t v\u1eeba ph\u1ea3i<\/td>\n<td>M\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t cao v\u1edbi kh\u1ea3 n\u0103ng t\u1ea1o m\u00f4-men xo\u1eafn t\u1ed1t h\u01a1n tr\u00ean th\u1ec3 t\u00edch<\/td>\n<\/tr>\n<tr>\n<td><strong>Nguy c\u01a1 m\u1ea5t t\u1eeb t\u00ednh<\/strong><\/td>\n<td>Nguy c\u01a1 cao h\u01a1n do nam ch\u00e2m ph\u01a1i b\u00e0y<\/td>\n<td>Nguy c\u01a1 th\u1ea5p h\u01a1n v\u00ec nam ch\u00e2m \u0111\u01b0\u1ee3c nh\u00fang v\u00e0 b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vi\u1ec7c b\u1ed5 sung m\u00f4-men xo\u1eafn t\u1eeb l\u1ef1c t\u1eeb trong c\u00e1c thi\u1ebft k\u1ebf IPM kh\u00f4ng ch\u1ec9 n\u00e2ng cao t\u1ed5ng m\u00f4-men xo\u1eafn \u0111\u1ea7u ra m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 c\u1ee7a \u0111\u1ed9ng c\u01a1 d\u01b0\u1edbi t\u1ea3i n\u1eb7ng. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9ng c\u01a1 SPM c\u00f3 c\u00e1ch b\u1ed1 tr\u00ed nam ch\u00e2m \u0111\u01a1n gi\u1ea3n h\u01a1n nh\u01b0ng g\u1eb7p gi\u1edbi h\u1ea1n trong c\u00e1c \u1ee9ng d\u1ee5ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 m\u00f4-men xo\u1eafn l\u1edbn do v\u1ea5n \u0111\u1ec1 ph\u01a1i b\u00e0y v\u00e0 gi\u1eef nam ch\u00e2m.<\/p>\n<p>\u0110\u1ec3 c\u00f3 c\u00e1i nh\u00ecn s\u00e2u h\u01a1n v\u1ec1 c\u00e1c lo\u1ea1i c\u1ea5p \u0111\u1ed9 nam ch\u00e2m ph\u00f9 h\u1ee3p cho c\u00e1c thi\u1ebft k\u1ebf n\u00e0y, h\u00e3y xem c\u00e1c d\u00f2ng v\u1eadt li\u1ec7u nam ch\u00e2m neodymium c\u1ee7a NBAEM <a href=\"https:\/\/nbaem.com\/vi\/magnets-materials\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"color: #ff6600;\">V\u1eadt li\u1ec7u nam ch\u00e2m neodymium<\/span><\/strong><\/a><strong><span style=\"color: #ff6600;\">.<\/span><\/strong><\/p>\n<h2>\u01afu \u0111i\u1ec3m \u0111i\u1ec7n t\u1eeb c\u1ee7a SPM so v\u1edbi IPM<\/h2>\n<p>&nbsp;<\/p>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m l\u1edbn nh\u1ea5t v\u1ec1 \u0111i\u1ec7n t\u1eeb c\u1ee7a thi\u1ebft k\u1ebf nam ch\u00e2m v\u0129nh c\u1eedu trong (IPM) l\u00e0 m\u00f4-men xo\u1eafn t\u1eeb, c\u00f3 th\u1ec3 t\u0103ng t\u1ed5ng m\u00f4-men xo\u1eafn l\u00ean <strong>15\u201325% so v\u1edbi \u0111\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM)<\/strong>. \u0110i\u1ec1u n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb c\u00e1ch b\u1ed1 tr\u00ed nam ch\u00e2m kh\u00e9o l\u00e9o b\u00ean trong rotor, t\u1ea1o ra m\u00f4-men xo\u1eafn b\u1ed5 sung t\u1eeb s\u1ef1 n\u1ed5i b\u1eadt t\u1eeb tr\u01b0\u1eddng c\u1ee7a rotor.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9ng c\u01a1 SPM c\u00f3 m\u1ed9t <strong>\u0111\u01b0\u1eddng d\u1eabn t\u1eeb tr\u01b0\u1eddng \u0111\u01a1n gi\u1ea3n h\u01a1n<\/strong>, d\u1eabn \u0111\u1ebfn <strong>\u0111i\u1ec7n c\u1ea3m th\u1ea5p h\u01a1n<\/strong> v\u00e0 ph\u1ea3n h\u1ed3i \u0111\u1ed9ng nhanh h\u01a1n. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 s\u1ef1 thay \u0111\u1ed5i nhanh h\u01a1n v\u1ec1 m\u00f4-men xo\u1eafn v\u00e0 t\u1ed1c \u0111\u1ed9, h\u1eefu \u00edch cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n ki\u1ec3m so\u00e1t nhanh.<\/p>\n<p>M\u1ed9t \u0111i\u1ec3m n\u1ed5i b\u1eadt kh\u00e1c l\u00e0 <strong>l\u00e0m y\u1ebfu tr\u01b0\u1eddng<\/strong>: \u0110\u1ed9ng c\u01a1 IPM c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng an to\u00e0n ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 c\u00f4ng su\u1ea5t li\u00ean t\u1ee5c c\u1ee7a ch\u00fang b\u1eb1ng <strong>2 \u0111\u1ebfn 3 l\u1ea7n<\/strong> nh\u1edd v\u00e0o c\u1ea5u h\u00ecnh nam ch\u00e2m b\u00ean trong, cho ph\u00e9p ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 \u1edf t\u1ed1c \u0111\u1ed9 cao h\u01a1n. \u0110\u1ed9ng c\u01a1 SPM th\u01b0\u1eddng kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng n\u00e0y v\u00ec nam ch\u00e2m c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf b\u1ec1 m\u1eb7t, \u0111i\u1ec1u n\u00e0y gi\u1edbi h\u1ea1n hi\u1ec7u su\u1ea5t \u1edf t\u1ed1c \u0111\u1ed9 cao.<\/p>\n<p>C\u00f9ng nhau, nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m \u0111i\u1ec7n t\u1eeb n\u00e0y khi\u1ebfn \u0111\u1ed9ng c\u01a1 IPM tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7u su\u1ea5t cao nh\u01b0 truy\u1ec1n \u0111\u1ed9ng xe \u0111i\u1ec7n n\u01a1i m\u00f4-men xo\u1eafn, hi\u1ec7u qu\u1ea3 v\u00e0 ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t. \u0110\u1ec3 t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 vai tr\u00f2 c\u1ee7a \u0111\u1ed9 m\u1ea1nh c\u1ee7a nam ch\u00e2m trong hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1, h\u00e3y xem h\u01b0\u1edbng d\u1eabn c\u1ee7a NBAEM v\u1ec1 <strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/vi\/how-to-measure-magnet-strength\/\" target=\"_blank\" rel=\"noopener\">c\u00e1ch \u0111o \u0111\u1ed9 m\u1ea1nh c\u1ee7a nam ch\u00e2m<\/a><\/span><\/strong>.<\/p>\n<h2>\u0110\u1ed9 tin c\u1eady nhi\u1ec7t v\u00e0 c\u01a1 kh\u00ed<\/h2>\n<p>Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM) n\u1eb1m l\u1ed9 ra tr\u00ean b\u1ec1 m\u1eb7t r\u00f4to, \u0111i\u1ec1u n\u00e0y khi\u1ebfn ch\u00fang d\u1ec5 b\u1ecb \u0111i\u1ec3m n\u00f3ng nhi\u1ec7t trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh t\u1ea3i tr\u1ecdng cao. Vi\u1ec7c n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 h\u1ecfng d\u00ednh theo th\u1eddi gian, khi v\u1eadt li\u1ec7u keo y\u1ebfu \u0111i d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t. Ng\u01b0\u1ee3c l\u1ea1i, nam ch\u00e2m v\u0129nh c\u1eedu b\u00ean trong (IPM) \u0111\u01b0\u1ee3c nh\u00fang b\u00ean trong l\u00f5i r\u00f4to, cung c\u1ea5p kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t t\u1ed1t h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n. Vi\u1ec7c nh\u00fang n\u00e0y b\u1ea3o v\u1ec7 nam ch\u00e2m kh\u1ecfi h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc v\u00e0 gi\u1ea3m nguy c\u01a1 m\u1ea5t t\u1eeb do qu\u00e1 nhi\u1ec7t.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft k\u1ebf SPM, NBAEM cung c\u1ea5p l\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n\u2014nh\u01b0 epoxy k\u1ebft h\u1ee3p v\u1edbi m\u1ea1 NiCuNi\u2014gi\u00fap t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 ng\u0103n ng\u1eeba s\u1ef1 suy gi\u1ea3m c\u1ee7a nam ch\u00e2m do ti\u1ebfp x\u00fac m\u00f4i tr\u01b0\u1eddng. Nh\u1eefng l\u1edbp b\u1ea3o v\u1ec7 n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft khi nam ch\u00e2m \u0111\u01b0\u1ee3c g\u1eafn tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 d\u1ec5 b\u1ecb m\u00e0i m\u00f2n c\u01a1 h\u1ecdc v\u00e0 nhi\u1ec7t h\u01a1n.<\/p>\n<p>Vi\u1ec7c t\u1eadp trung v\u00e0o \u0111\u1ed9 b\u1ec1n nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc n\u00e0y r\u1ea5t quan tr\u1ecdng khi l\u1ef1a ch\u1ecdn gi\u1eefa \u0111\u1ed9ng c\u01a1 SPM v\u00e0 IPM cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi cao nh\u01b0 truy\u1ec1n \u0111\u1ed9ng xe \u0111i\u1ec7n ho\u1eb7c \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p. \u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 v\u1eadt li\u1ec7u nam ch\u00e2m v\u00e0 l\u1edbp ph\u1ee7, d\u00f2ng s\u1ea3n ph\u1ea9m nam ch\u00e2m v\u00f2ng neodymium c\u1ee7a NBAEM cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 tu\u1ed5i th\u1ecd cao.<\/p>\n<h2>Ph\u00e2n t\u00edch chi ph\u00ed &amp; s\u1ea3n xu\u1ea5t<\/h2>\n<p>\u0110\u1ed9ng c\u01a1 Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM) c\u00f3 l\u1ee3i th\u1ebf v\u1ec1 chi ph\u00ed d\u1ee5ng c\u1ee5 th\u1ea5p h\u01a1n v\u00e0 quy tr\u00ecnh l\u1eafp r\u00e1p nhanh h\u01a1n, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng d\u01b0\u1edbi 100 kW n\u01a1i ng\u00e2n s\u00e1ch v\u00e0 t\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t quan tr\u1ecdng. C\u1ea5u tr\u00fac r\u00f4to \u0111\u01a1n gi\u1ea3n h\u01a1n c\u1ee7a ch\u00fang \u0111\u1ed3ng ngh\u0129a v\u1edbi \u00edt b\u01b0\u1edbc gia c\u00f4ng h\u01a1n v\u00e0 d\u1ec5 d\u00e0ng h\u01a1n trong vi\u1ec7c \u0111\u1eb7t nam ch\u00e2m.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9ng c\u01a1 Nam ch\u00e2m v\u0129nh c\u1eedu b\u00ean trong (IPM) c\u00f3 thi\u1ebft k\u1ebf r\u00f4to ph\u1ee9c t\u1ea1p h\u01a1n v\u00ec nam ch\u00e2m \u0111\u01b0\u1ee3c nh\u00fang b\u00ean trong l\u00f5i. S\u1ef1 ph\u1ee9c t\u1ea1p n\u00e0y l\u00e0m t\u0103ng chi ph\u00ed s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u00f2i h\u1ecfi gia c\u00f4ng ch\u00ednh x\u00e1c. Tuy nhi\u00ean, nhi\u1ec1u thi\u1ebft k\u1ebf IPM ti\u1ebft ki\u1ec7m v\u1eadt li\u1ec7u \u0111\u1ed3ng b\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a qu\u1ea5n d\u00e2y r\u00f4to, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 b\u00f9 \u0111\u1eafp m\u1ed9t ph\u1ea7n chi ph\u00ed.<\/p>\n<p>V\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u, \u0111\u1ed9ng c\u01a1 IPM s\u1eed d\u1ee5ng \u00edt h\u01a1n kho\u1ea3ng 10\u201320% v\u1eadt li\u1ec7u nam ch\u00e2m NdFeB \u0111\u1ec3 cung c\u1ea5p c\u00f9ng m\u1ed9t m\u00f4-men xo\u1eafn nh\u01b0 SPM, nh\u1edd v\u00e0o hi\u1ec7u qu\u1ea3 c\u1ee7a m\u1ea1ch t\u1eeb c\u1ea3i ti\u1ebfn. Vi\u1ec7c ti\u1ebft ki\u1ec7m nam ch\u00e2m n\u00e0y l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t gi\u00fap gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 chi ph\u00ed t\u1ed5ng th\u1ec3 c\u1ee7a \u0111\u1ed9ng c\u01a1, \u0111\u1eb7c bi\u1ec7t trong s\u1ea3n xu\u1ea5t xe \u0111i\u1ec7n s\u1ed1 l\u01b0\u1ee3ng l\u1edbn.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t quan t\u00e2m \u0111\u1ebfn chi ti\u1ebft v\u1eadt li\u1ec7u nam ch\u00e2m, vi\u1ec7c kh\u00e1m ph\u00e1 c\u00e1c c\u00f4ng ngh\u1ec7 nam ch\u00e2m ti\u00ean ti\u1ebfn c\u1ee7a NBAEM gi\u00fap t\u1ed1i \u01b0u h\u00f3a l\u1ef1a ch\u1ecdn c\u1ea5p \u0111\u1ed9 nam ch\u00e2m v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed.<\/p>\n<h2>V\u1ecb tr\u00ed \u1ee9ng d\u1ee5ng ph\u00f9 h\u1ee3p<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/11\/Surface_vs_Internal_Permanent_Magnets_Comparison_I.webp\" alt=\"So s\u00e1nh Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t v\u00e0 n\u1ed9i b\u1ed9\" \/><\/p>\n<p>\u1ea2nh t\u1eeb <a href=\"https:\/\/www.controleng.com\/understanding-permanent-magnet-motors\/\" target=\"_blank\" rel=\"noopener\"><strong>k\u1ef9 thu\u1eadt \u0111i\u1ec1u khi\u1ec3n\u00a0\u00a0<\/strong><\/a><\/p>\n<p>\u0110\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM) ph\u00f9 h\u1ee3p tuy\u1ec7t v\u1eddi cho c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng, b\u01a1m t\u1ed1c \u0111\u1ed9 th\u1ea5p v\u00e0 drone nh\u1ea1y c\u1ea3m v\u1ec1 chi ph\u00ed. Thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n h\u01a1n v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng khi ng\u00e2n s\u00e1ch v\u00e0 d\u1ec5 d\u00e0ng s\u1ea3n xu\u1ea5t l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu trong (IPM) th\u1ef1c s\u1ef1 n\u1ed5i b\u1eadt trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi cao nh\u01b0 \u0111\u1ed9ng c\u01a1 truy\u1ec1n \u0111\u1ed9ng xe \u0111i\u1ec7n\u2014h\u00e3y ngh\u0129 \u0111\u1ebfn Tesla Model 3 v\u00e0 NIO ET7\u2014n\u01a1i m\u00e0 m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t cao, hi\u1ec7u qu\u1ea3 t\u1ed1t h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng gi\u1ea3m t\u1eeb tr\u01b0\u1eddng l\u00e0 quan tr\u1ecdng nh\u1ea5t. IPM c\u0169ng ph\u1ed5 bi\u1ebfn trong c\u00e1c h\u1ec7 truy\u1ec1n \u0111\u1ed9ng c\u00e1nh qu\u1ea1t gi\u00f3 v\u00e0 c\u00e1c tr\u1ee5c quay t\u1ed1c \u0111\u1ed9 cao nh\u1edd v\u00e0o \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 l\u1ee3i th\u1ebf v\u1ec1 nhi\u1ec7t.<\/p>\n<p>C\u0169ng c\u00f3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p lai \u0111\u00e1ng ch\u00fa \u00fd: BMW i4 s\u1eed d\u1ee5ng rotor IPM \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, trong khi Renault Zoe ch\u1ecdn thi\u1ebft k\u1ebf SPM \u0111\u1ec3 gi\u1ea3m chi ph\u00ed m\u00e0 kh\u00f4ng hy sinh qu\u00e1 nhi\u1ec1u. S\u1ef1 c\u00e2n b\u1eb1ng n\u00e0y cho th\u1ea5y vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa SPM v\u00e0 IPM ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o y\u00eau c\u1ea7u v\u00e0 \u01b0u ti\u00ean c\u1ee7a t\u1eebng \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n<h2>B\u1ea3n \u0111\u1ed3 s\u1ea3n ph\u1ea9m NBAEM cho nam ch\u00e2m SPM v\u00e0 IPM<\/h2>\n<p>NBAEM cung c\u1ea5p c\u00e1c lo\u1ea1i nam ch\u00e2m \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho c\u1ea3 \u0111\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM) v\u00e0 trong (IPM), t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n<ul>\n<li><strong>C\u00e1c lo\u1ea1i SPM:<\/strong> Nam ch\u00e2m v\u00f2ng cung N52SH, k\u00edch th\u01b0\u1edbc t\u1eeb R30 \u0111\u1ebfn R55 mm, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi nhi\u1ec7t \u0111\u1ed9 \u0111\u00e1nh gi\u00e1 120\u00b0C. Nh\u1eefng nam ch\u00e2m n\u00e0y l\u00fd t\u01b0\u1edfng cho c\u00e1c thi\u1ebft l\u1eadp g\u1eafn m\u1eb7t n\u1ed5i b\u1eadt, n\u01a1i hi\u1ec7u su\u1ea5t t\u1eeb tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/li>\n<li><strong>C\u00e1c lo\u1ea1i IPM:<\/strong> \u0110\u1ed1i v\u1edbi rotor nam ch\u00e2m v\u0129nh c\u1eedu trong, NBAEM cung c\u1ea5p nam ch\u00e2m kh\u1ed1i M45UH. Nh\u1eefng nam ch\u00e2m n\u00e0y t\u1ed1i \u01b0u cho vi\u1ec7c nh\u00e9t v\u00e0o l\u00f5i rotor v\u00e0 c\u00f3 nhi\u1ec7t \u0111\u1ed9 \u0111\u00e1nh gi\u00e1 cao h\u01a1n l\u00e0 180\u00b0C, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc kh\u1eafc nghi\u1ec7t.<\/li>\n<\/ul>\n<p>M\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf n\u1ed5i b\u1eadt v\u1ec1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a NBAEM: m\u1ed9t nh\u00e0 cung c\u1ea5p xe \u0111i\u1ec7n h\u1ea1ng nh\u1ea5t \u0111\u00e3 gi\u1ea3m chi ph\u00ed <strong>30%<\/strong> b\u1eb1ng c\u00e1ch chuy\u1ec3n t\u1eeb nam ch\u00e2m th\u00f4ng th\u01b0\u1eddng sang c\u00e1c kh\u1ed1i IPM c\u1ee7a NBAEM. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 th\u1ec3 hi\u1ec7n hi\u1ec7u qu\u1ea3 v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 s\u1ea3n xu\u1ea5t m\u00e0 c\u00f2n ch\u1ee9ng minh gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c thi\u1ebft k\u1ebf nam ch\u00e2m ti\u00ean ti\u1ebfn trong ph\u00e1t tri\u1ec3n \u0111\u1ed9ng c\u01a1 truy\u1ec1n \u0111\u1ed9ng xe \u0111i\u1ec7n.<\/p>\n<p>&nbsp;<\/p>\n<h2>Danh s\u00e1ch ki\u1ec3m tra l\u1ef1a ch\u1ecdn: Ch\u1ecdn SPM ho\u1eb7c IPM trong 2 ph\u00fat<\/h2>\n<p>\u0110\u1ec3 quy\u1ebft \u0111\u1ecbnh nhanh gi\u1eefa \u0111\u1ed9ng c\u01a1 Nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t (SPM) v\u00e0 trong (IPM), h\u00e3y t\u1ef1 h\u1ecfi 7 c\u00e2u h\u1ecfi quan tr\u1ecdng sau:<\/p>\n<table>\n<thead>\n<tr>\n<th>C\u00e2u h\u1ecfi<\/th>\n<th>N\u1ebfu C\u00f3 \u2192 Ch\u1ecdn SPM<\/th>\n<th>N\u1ebfu Kh\u00f4ng \u2192 Xem x\u00e9t IPM<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u1ee8ng d\u1ee5ng c\u1ee7a b\u1ea1n c\u00f3 t\u1ed1c \u0111\u1ed9 th\u1ea5p \u0111\u1ebfn trung b\u00ecnh kh\u00f4ng?<\/td>\n<td>\u2714 L\u00fd t\u01b0\u1edfng cho k\u1ef3 thi SPM<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>B\u1ea1n c\u00f3 c\u1ea7n m\u00f4-men xo\u1eafn cao k\u00e8m t\u0103ng reluctance kh\u00f4ng?<\/td>\n<td><\/td>\n<td>\u2714 IPM ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi \u0111i\u1ec1u n\u00e0y<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea1n c\u00f3 c\u1ea7n k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t cao kh\u00f4ng?<\/td>\n<td><\/td>\n<td>\u2714 \u01afu ti\u00ean IPM<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9ng c\u01a1 c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 cao v\u1edbi y\u1ebfu t\u1ed1 y\u1ebfu t\u1eeb tr\u01b0\u1eddng kh\u00f4ng?<\/td>\n<td><\/td>\n<td>\u2714 IPM v\u01b0\u1ee3t tr\u1ed9i<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed ban \u0111\u1ea7u th\u1ea5p c\u00f3 ph\u1ea3i l\u00e0 \u01b0u ti\u00ean kh\u00f4ng?<\/td>\n<td>\u2714 SPM c\u00f3 quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u01a1n gi\u1ea3n h\u01a1n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>B\u1ea1n c\u00f3 lo l\u1eafng v\u1ec1 r\u1ee7i ro m\u1ea5t t\u1eeb t\u00ednh kh\u00f4ng?<\/td>\n<td><\/td>\n<td>\u2714 Nam ch\u00e2m IPM \u0111\u01b0\u1ee3c nh\u00fang v\u00e0 an to\u00e0n h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea1n y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t cao khi t\u1ea3i tr\u1ecdng?<\/td>\n<td><\/td>\n<td>\u2714 IPM cung c\u1ea5p hi\u1ec7u qu\u1ea3 t\u1ed1t h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Ma tr\u1eadn \u01afu ti\u00ean T\u1ed1c \u0111\u1ed9 so v\u1edbi M\u00f4-men xo\u1eafn<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u01afu ti\u00ean<\/th>\n<th>Lo\u1ea1i \u0111\u1ed9ng c\u01a1 t\u1ed1t nh\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9 cao<\/td>\n<td>IPM (gi\u1ea3m y\u1ebfu t\u1eeb m\u1edf r\u1ed9ng t\u1ed1c \u0111\u1ed9)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4-men xo\u1eafn cao<\/td>\n<td>IPM (t\u0103ng m\u00f4-men xo\u1eafn do l\u1ef1c t\u1eeb)<\/td>\n<\/tr>\n<tr>\n<td>C\u00e2n b\u1eb1ng<\/td>\n<td>SPM (thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n h\u01a1n, m\u00f4-men xo\u1eafn v\u1eeba ph\u1ea3i)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>S\u1eed d\u1ee5ng danh s\u00e1ch ki\u1ec3m tra nhanh n\u00e0y \u0111\u1ec3 thu h\u1eb9p l\u1ef1a ch\u1ecdn \u0111\u1ed9ng c\u01a1 d\u1ef1a tr\u00ean m\u1ee5c ti\u00eau hi\u1ec7u su\u1ea5t v\u00e0 chi ph\u00ed c\u1ee7a b\u1ea1n. \u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 v\u1eadt li\u1ec7u nam ch\u00e2m v\u00e0 c\u00e1ch ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u1ed9ng c\u01a1, h\u00e3y xem <a href=\"https:\/\/nbaem.com\/vi\/magnetic-materials-in-motor-technology\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"color: #ff6600;\">V\u1eadt li\u1ec7u t\u1eeb trong c\u00f4ng ngh\u1ec7 \u0111\u1ed9ng c\u01a1<\/span> <\/strong><\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa \u0111\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu b\u1ec1 m\u1eb7t v\u00e0 \u0111\u1ed9ng c\u01a1 nam ch\u00e2m v\u0129nh c\u1eedu n\u1ed9i b\u1ed9 bao g\u1ed3m thi\u1ebft k\u1ebf, m\u00f4-men xo\u1eafn, hi\u1ec7u su\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng.<\/p>","protected":false},"author":1,"featured_media":388,"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-3375","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/06\/Neodymium-arc-magnets.png","_links":{"self":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/3375","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=3375"}],"version-history":[{"count":5,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/3375\/revisions"}],"predecessor-version":[{"id":3417,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/posts\/3375\/revisions\/3417"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media\/388"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/media?parent=3375"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/categories?post=3375"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/vi\/wp-json\/wp\/v2\/tags?post=3375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}