{"id":1013,"date":"2021-10-08T13:01:44","date_gmt":"2021-10-08T13:01:44","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=1013"},"modified":"2021-10-14T22:12:10","modified_gmt":"2021-10-14T15:12:10","slug":"may-phat-dien-xoay-chieu-la-gi-ban-co-biet-kien-thuc-vat-ly-9","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/may-phat-dien-xoay-chieu-la-gi-ban-co-biet-kien-thuc-vat-ly-9\/","title":{"rendered":"M\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u l\u00e0 g\u00ec b\u1ea1n c\u00f3 bi\u1ebft? Ki\u1ebfn th\u1ee9c v\u1eadt l\u00fd 9"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u1ef1c k\u1ef3 quen thu\u1ed9c v\u00e0 xu\u1ea5t hi\u1ec7n nhi\u1ec1u trong \u0111\u1eddi s\u1ed1ng c\u1ee7a ng\u01b0\u1eddi Vi\u1ec7t ch\u00ednh l\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u. Th\u1ebf nh\u01b0ng kh\u00f4ng ph\u1ea3i ai c\u0169ng hi\u1ec3u r\u00f5 v\u1ec1 thi\u1ebft b\u1ecb n\u00e0y. N\u1ebfu nh\u01b0 b\u1ea1n mu\u1ed1n \u0111\u1ecdc th\u00eam v\u1ec1 nh\u1eefng chia s\u1ebb n\u00e0y, c\u00f9ng t\u00ecm hi\u1ec3u ngay b\u00e0i vi\u1ebft c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft nh\u00e9. Tin r\u1eb1ng th\u00f4ng tin v\u1ec1 chi\u1ebfc m\u00e1y n\u00e0y s\u1ebd kh\u00f4ng l\u00e0m b\u1ea1n th\u1ea5y th\u1ea5t v\u1ecdng. \u0110\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi nh\u1eefng b\u1ea1n <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> l\u1edbp 9 \u0111\u1ea5y. C\u00f9ng b\u1eaft \u0111\u1ea7u th\u00f4i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u ng\u01b0\u1eddi ch\u01b0a bi\u1ebft thi\u1ebft b\u1ecb n\u00e0y l\u00e0 g\u00ec. Tr\u00ean th\u1ef1c t\u1ebf, kh\u00f4ng ph\u1ea3i b\u1ea5t k\u1ef3 m\u00e1y ph\u00e1t n\u00e0o c\u00f3 kh\u1ea3 n\u0103ng cho ra d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u, s\u1ebd \u0111\u01b0\u1ee3c coi l\u00e0 thi\u1ebft b\u1ecb m\u00e1y n\u00e0y. \u0110\u1ecbnh ngh\u0129a chu\u1ea9n c\u1ee7a m\u00e1y kh\u00f4ng ph\u1ea3i l\u00e0 nh\u01b0 v\u1eady. M\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u l\u00e0 m\u00e1y \u0111i\u1ec7n bi\u1ebfn \u0111\u1ed5i c\u01a1 n\u0103ng th\u00e0nh \u0111i\u1ec7n n\u0103ng. M\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u ho\u1ea1t \u0111\u1ed9ng d\u1ef1a v\u00e0o hi\u1ec7n t\u01b0\u1ee3ng c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>T\u00ecm hi\u1ec3u th\u00eam v\u1ec1 kh\u00e1i ni\u1ec7m truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chia s\u1ebb v\u1ec1 c\u1ea5u t\u1ea1o m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u, ch\u00fang g\u1ed3m c\u00f3 2 ph\u1ea7n ch\u00ednh. M\u1ed7i ph\u1ea7n c\u00f3 m\u1ed9t t\u00ean g\u1ecdi kh\u00e1c nhau, \u0111\u00f3 l\u00e0 ph\u1ea7n c\u1ea3m v\u00e0 ph\u1ea7n \u1ee9ng. Ngo\u00e0i hai b\u1ed9 ph\u1eadn n\u00e0y ra, ch\u00fang c\u00f2n c\u00f3 nhi\u1ec1u b\u1ed9 ph\u1eadn c\u1ea5u th\u00e0nh kh\u00e1c. C\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn nh\u01b0 h\u1ec7 th\u1ed1ng x\u1ea3, h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t, h\u1ec7 th\u1ed1ng nhi\u00ean li\u1ec7u, \u0111\u1ea7u ph\u00e1t\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n c\u1ea3m hay c\u00f2n g\u1ecdi l\u00e0 roto. Ch\u00fang bao g\u1ed3m c\u00e1c thanh nam ch\u00e2m \u0111i\u1ec7n. Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a ch\u00fang l\u00e0 s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra t\u1eeb th\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n \u1ee9ng hay c\u00f2n g\u1ecdi l\u00e0 stato. Ch\u00fang bao g\u1ed3m c\u00e1c cu\u1ed9n d\u00e2y c\u1ed1 \u0111\u1ecbnh, c\u00f3 k\u00edch th\u01b0\u1edbc gi\u1ed1ng nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nguy\u00ean l\u00fd c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n n\u00e0y ra sao?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u00fang ho\u1ea1t \u0111\u1ed9ng d\u1ef1a v\u00e0o hi\u1ec7n t\u01b0\u1ee3ng c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb v\u00f4 c\u00f9ng n\u1ed5i ti\u1ebfng. (\u0110\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u00ecnh th\u00e0nh t\u1eeb m\u1ed9t su\u1ea5t \u0111i\u1ec7n \u0111\u1ed9ng \u1edf tr\u00ean v\u1eadt d\u1eabn, khi v\u1eadt d\u1eabn \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t trong m\u1ed9t t\u1eeb tr\u01b0\u1eddng bi\u1ebfn thi\u00ean). Khi s\u1ed1 \u0111\u01b0\u1eddng s\u1ee9c t\u1eeb c\u1ee7a nam ch\u00e2m m\u00e0 \u0111i xuy\u00ean qua ti\u1ebft di\u1ec7n c\u1ee7a cu\u1ed9n d\u00e2y. D\u00f2ng \u0111i\u1ec7n c\u1ea3m \u1ee9ng b\u00ean trong cu\u1ed9n d\u00e2y \u0111\u00f3 s\u1ebd lu\u00e2n phi\u00ean \u0111\u1ed5i chi\u1ec1u n\u1ebfu \u0111\u01b0\u1eddng s\u1ee9c t\u1eeb t\u0103ng gi\u1ea3m lu\u00e2n phi\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chi\u1ebfc m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u 3 pha<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i ra, ti\u1ebft di\u1ec7n c\u1ee7a cu\u1ed9n d\u00e2y khi t\u0103ng ho\u1eb7c gi\u1ea3m c\u0169ng c\u00f3 th\u1ec3 l\u00e0 b\u1edfi cu\u1ed9n d\u00e2y \u0111\u00f3 quay tr\u00f2n. M\u1ed9t tr\u01b0\u1eddng h\u1ee3p kh\u00e1c n\u1eefa l\u00e0 do nam ch\u00e2m quay tr\u00f2n. N\u1ebfu nh\u01b0 chu tr\u00ecnh n\u00e0y v\u00e0 \u0111\u01b0\u1ee3c t\u00e1i di\u1ec5n li\u00ean t\u1ee5c nhi\u1ec1u l\u1ea7n, ch\u1eafc ch\u1eafn d\u00f2ng \u0111i\u1ec7n s\u1ebd \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng d\u1ee5ng m\u00e0 m\u00e1y \u0111i\u1ec7n xoay chi\u1ec1u mang \u0111\u1ebfn l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng chi\u1ebfc m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u n\u00e0y c\u1ef1c k\u1ef3 hay g\u1eb7p trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y. C\u00f4ng d\u1ee5ng ch\u00ednh c\u1ee7a chi\u1ebfc m\u00e1y n\u00e0y ch\u00ednh l\u00e0 cung c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ec3 d\u1ef1 ph\u00f2ng trong khi m\u1ea5t \u0111i\u1ec7n l\u01b0\u1edbi. Ng\u00f2ai ra, nhi\u1ec1u h\u1ed9 gia \u0111\u00ecnh c\u0169ng s\u1eed d\u1ee5ng \u0111\u1ec3 gia t\u0103ng n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eb7c bi\u1ec7t h\u01a1n n\u1eefa, chi\u1ebfc m\u00e1y n\u00e0y c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh, ch\u1ec9nh l\u01b0u \u0111i\u1ec7n \u00e1p trong gia \u0111\u00ecnh m\u1ed7i ng\u00e0y. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 kh\u00e1 hi\u1ec7u qu\u1ea3. B\u1edfi ch\u00fang gi\u00fap cho qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 sinh ho\u1ea1t \u0111\u01b0\u1ee3c di\u1ec5n ra t\u1ed1t \u0111\u1eb9p h\u01a1n. N\u1ebfu x\u1ea3y ra s\u1ef1 c\u1ed1 m\u1ea5t \u0111i\u1ec7n, m\u1ecdi ng\u01b0\u1eddi c\u0169ng s\u1ebd kh\u00f4ng ph\u1ea3i lo l\u1eafng n\u1eefa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 nh\u1eefng lo\u1ea1i m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u n\u00e0o tr\u00ean th\u1ecb tr\u01b0\u1eddng?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y ph\u00e1t \u0111i\u1ec7n ba pha l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u 3 pha kh\u00f4ng kh\u00e1c m\u1ea5y so v\u1edbi m\u00e1y ph\u00e1t \u0111i\u1ec7n 1 pha. Ch\u00fang v\u1eabn c\u00f3 ph\u1ea7n c\u1ea3m v\u00e0 ph\u1ea7n \u1ee9ng, v\u1edbi nh\u1eefng ph\u1ea7n kh\u00e1c trong c\u00f9ng h\u1ec7 th\u1ed1ng. Tuy nhi\u00ean, m\u1ed7i ph\u1ea7n s\u1ebd c\u00f3 \u0111\u00f4i ch\u00fat kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n c\u1ea3m l\u00e0 roto. Ch\u00fang l\u00e0 nam ch\u00e2m \u0111i\u1ec7n, quay quanh tr\u1ee5c \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh v\u00e0 t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng t\u1eeb tr\u01b0\u1eddng. L\u01b0\u1ee3ng t\u1eeb tr\u01b0\u1eddng n\u00e0y s\u1ebd bi\u1ebfn thi\u00ean, sao cho ph\u00f9 h\u1ee3p v\u1edbi ph\u1ea7n c\u1ea3m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi ph\u1ea7n \u1ee9ng, ch\u00fang g\u1ecdi l\u00e0 stato. \u0110\u00e2y l\u00e0 3 cu\u1ed9n d\u00e2y l\u1ec7ch nhau 120 \u0111\u1ed9, ch\u00fang gi\u1ed1ng nhau c\u1ea3 k\u00edch th\u01b0\u1edbc v\u00e0 s\u1ed1 v\u00f2ng. M\u1ed9t s\u1ed1 b\u1ed9 ph\u1eadn th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00e1c c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn. \u0110\u00f3 l\u00e0: v\u00f2ng ti\u1ebfp \u0111i\u1ec7n, b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n, b\u1ed9 ch\u1ec9nh l\u01b0u, gi\u00e1 \u0111\u1ee1, b\u1ea1c l\u00f3t, v\u1ecf m\u00e1y ph\u00e1t\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a chi\u1ebfc m\u00e1y n\u00e0y kh\u00f4ng qu\u00e1 ph\u1ee9c t\u1ea1p. Ch\u00fang d\u1ef1a tr\u00ean hi\u1ec7n t\u01b0\u1ee3ng c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb, v\u00e0 theo m\u1ed9t nguy\u00ean l\u00fd \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t s\u1eb5n. Khi nam ch\u00e2m \u1edf b\u00ean trong b\u1eaft \u0111\u1ea7u quay th\u00ec \u0111\u1ea5y c\u0169ng l\u00e0 l\u00fac m\u00e0 \u0111i\u1ec7n \u00e1p \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh. Th\u1ebf n\u00ean, \u0111i\u1ec7n \u00e1p n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c sinh ra \u1edf gi\u1eefa hai \u0111\u1ea7u c\u1ee7a d\u00e2y. T\u1eeb \u0111\u00f3, ch\u00fang t\u1ea1o th\u00e0nh d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecbnh ngh\u0129a m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y ph\u00e1t \u0111i\u1ec7n 1 pha l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y ph\u00e1t \u0111i\u1ec7n 1 pha c\u00f3 hai ph\u1ea7n ch\u00ednh. \u0110\u00f3 l\u00e0 ph\u1ea7n c\u1ea3m v\u00e0 ph\u1ea7n \u1ee9ng. Ph\u1ea7n c\u1ea3m c\u1ee7a m\u00e1y bao g\u1ed3m m\u1ed9t h\u1ec7 th\u1ed1ng, c\u00f3 c\u00e1c nam ch\u00e2m \u0111i\u1ec7n kh\u00e1c nhau. Khi m\u00e0 h\u1ec7 th\u1ed1ng n\u00e0y quay, ch\u00fang s\u1ebd t\u1ea1o ra t\u1eeb th\u00f4ng bi\u1ebfn thi\u00ean. Ph\u1ea7n \u1ee9ng c\u1ee7a m\u00e1y bao g\u1ed3m c\u00e1c cu\u1ed9n d\u00e2y, c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau. Ch\u00fang \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh t\u1ea1i m\u1ed9t v\u00f2ng tr\u00f2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f9y theo c\u00f4ng su\u1ea5t c\u1ee7a chi\u1ebfc m\u00e1y \u0111\u00f3 m\u00e0 ch\u00fang c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t ph\u1ea7n \u0111\u1ee9ng y\u00ean, v\u00e0 m\u1ed9t ph\u1ea7n kh\u00e1c \u0111\u1ec3 quay. M\u00e1y n\u00e0o c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn, ph\u1ea7n quay l\u00e0 nam ch\u00e2m v\u00e0 ph\u1ea7n \u0111\u1ee9ng y\u00ean l\u00e0 cu\u1ed9n d\u00e2y. M\u00e1y n\u00e0o c\u00f3 c\u00f4ng su\u1ea5t nh\u1ecf, ph\u1ea7n \u0111\u1ee9ng y\u00ean l\u00e0 nam ch\u00e2m c\u00f2n ph\u1ea7n quay l\u00e0 cu\u1ed9n d\u00e2y. C\u00f3 th\u1ec3 hi\u1ec3u l\u00e0 m\u00e1y c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn v\u00e0 m\u00e1y c\u00f3 c\u00f4ng su\u1ea5t nh\u1ecf l\u00e0 ng\u01b0\u1ee3c nhau. Ph\u1ea7n quay c\u1ee7a m\u00e1y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 roto, v\u00e0 ph\u1ea7n \u0111\u1ee9ng y\u00ean \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 stato.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eafc \u0111\u1ebfn nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, chi\u1ebfc m\u00e1y n\u00e0y ho\u1ea1t \u0111\u1ed9ng d\u1ef1a v\u00e0o hi\u1ec7n t\u01b0\u1ee3ng c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb. C\u00f3 ngh\u0129a l\u00e0, trong khi roto quay th\u00ec m\u1ed9t su\u1ea5t \u0111i\u1ec7n \u0111\u1ed9ng s\u1ebd bi\u1ebfn thi\u00ean. Ch\u00fang \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0 n\u1ebfu \u0111\u01b0\u1ee3c \u0111\u01b0a ra ngo\u00e0i, ch\u00fang s\u1ebd t\u1ea1o th\u00e0nh d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng d\u1ee5ng c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 nh\u1eefng l\u01b0u \u00fd g\u00ec khi s\u1eed d\u1ee5ng m\u00e1y ph\u00e1t \u0111i\u1ec7n n\u00e0y?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 r\u1ea5t nhi\u1ec1u l\u01b0u \u00fd c\u1ea7n ph\u1ea3i n\u1eafm r\u00f5 khi s\u1eed d\u1ee5ng m\u00e1y ph\u00e1t \u0111i\u1ec7n nh\u01b0 th\u1ebf n\u00e0y. \u0110\u1ec3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u \u0111\u01b0\u1ee3c l\u00e2u d\u00e0i, t\u1ed1t nh\u1ea5t b\u1ea1n ph\u1ea3i c\u00f3 ki\u1ebfn th\u1ee9c t\u1ed1t. Ph\u1ea3i am hi\u1ec3u thu\u1ea7n th\u1ee5c v\u1ec1 m\u00e1y, nh\u01b0 v\u1eady b\u1ea1n m\u1edbi c\u00f3 th\u1ec3 cho n\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. Ngo\u00e0i ra, c\u00e1ch n\u00e0y gi\u00fap b\u1ea1n tr\u00e1nh \u0111\u01b0\u1ee3c nhi\u1ec1u r\u1ee7i ro c\u00f3 th\u1ec3 x\u1ea3y ra nh\u1ea5t c\u00f3 th\u1ec3. Ngo\u00e0i ra, h\u00e3y quan t\u00e2m \u0111\u1ebfn m\u1ed9t s\u1ed1 \u0111i\u1ec3m l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  Ph\u1ea3i ki\u1ec3m tra m\u00e1y th\u01b0\u1eddng xuy\u00ean. Gi\u1eef cho c\u00e1c thi\u1ebft b\u1ecb c\u1eafm \u0111i\u1ec7n, c\u00f9ng c\u00e1c k\u1ebft n\u1ed1i ngu\u1ed3n \u0111i\u1ec7n lu\u00f4n \u1edf trong tr\u1ea1ng th\u00e1i an to\u00e0n.\n\n  Ngo\u00e0i ra, h\u00e3y ch\u1ecdn m\u00e1y ph\u00e1t \u0111i\u1ec7n c\u00f3 c\u00f4ng su\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u d\u00f9ng. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap tr\u00e1nh g\u00e2y ra t\u00ecnh tr\u1ea1ng l\u00e3ng ph\u00ed ho\u1eb7c b\u1ecb thi\u1ebfu h\u1ee5t c\u00f4ng su\u1ea5t khi s\u1eed d\u1ee5ng\n\n  Ghi nh\u1edb lu\u00f4n ph\u00e2n b\u1ed5 c\u00f4ng su\u1ea5t \u0111i\u1ec7n ra sao cho ph\u00f9 h\u1ee3p nh\u1ea5t. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap ti\u1ebft ki\u1ec7m \u0111i\u1ec7n h\u01a1n.\n\n  \u0110\u1eebng qu\u00ean gi\u1eef \u0111i\u1ec7n \u00e1p, t\u1ea7n s\u1ed1, c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y lu\u00f4n ho\u1ea1t \u0111\u1ed9ng trong m\u1ee9c cho ph\u00e9p.\n\n  Ngo\u00e0i ra, h\u00e3y ghi nh\u1edb, ch\u00fa \u00fd \u0111\u1ebfn \u00e2m thanh c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n khi \u0111ang ch\u1ea1y. N\u1ebfu nghe th\u1ea5y nh\u1eefng ti\u1ebfng \u0111\u1ed9ng l\u1ea1, h\u00e3y d\u1eebng vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y l\u1ea1i. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap \u0111\u1ea3m b\u1ea3o an to\u00e0n cho b\u1ea1n v\u00e0 gia \u0111\u00ecnh c\u1ee7a m\u00ecnh.<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ebft lu\u1eadn l\u1ea1i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay c\u00f3 2 lo\u1ea1i m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u. C\u00e1ch ph\u00e2n lo\u1ea1i n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 t\u1ed1t, b\u1edfi ch\u00fang \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean nh\u1eefng nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng. \u0110\u00f3 l\u00e0 hai lo\u1ea1i m\u00e1y: m\u00e1y ph\u00e1t \u0111i\u1ec7n 1 pha v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n 3 pha. V\u1ec1 c\u01a1 b\u1ea3n th\u00ec, c\u1ea3 hai lo\u1ea1i m\u00e1y n\u00e0y \u0111\u1ec1u l\u00e0 m\u00e1y \u0111\u1ed3ng b\u1ed9. Ch\u00fang kh\u00e1c bi\u1ec7t \u1edf ch\u1ed7 c\u1ea5u t\u1ea1o m\u00e1y v\u00e0 nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean \u0111\u00e2y l\u00e0 nh\u1eefng th\u00f4ng tin m\u00e0 ch\u00fang t\u00f4i \u0111\u01b0a \u0111\u1ebfn cho b\u1ea1n \u0111\u1ecdc v\u1ec1 thi\u1ebft b\u1ecb m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 g\u1eb7p r\u1ea5t nhi\u1ec1u \u1edf ngo\u00e0i cu\u1ed9c s\u1ed1ng. Ngo\u00e0i ra, ch\u00fang c\u0169ng l\u00e0 m\u1ed9t b\u00e0i h\u1ecdc v\u1edbi nhi\u1ec1u c\u00f4ng th\u1ee9c c\u1ee7a v\u1eadt l\u00fd l\u1edbp 9. Th\u1ebf n\u00ean n\u1ebfu ai \u0111ang quan t\u00e2m v\u00e0 mu\u1ed1n t\u00ecm hi\u1ec3u th\u00eam nh\u1eefng th\u00f4ng tin n\u00e0y, tin r\u1eb1ng b\u1ea1n \u0111\u00e3 th\u1ea5y h\u00e0i l\u00f2ng v\u1edbi b\u00e0i vi\u1ebft. \u0110\u1eebng qu\u00ean \u0111\u1ecdc tr\u00ean website c\u1ee7a ch\u00fang t\u00f4i b\u00e0i vi\u1ebft li\u00ean quan \u0111\u1ec3 c\u00f3 cho m\u00ecnh nhi\u1ec1u kinh nghi\u1ec7m nh\u1ea5t nh\u00e9. V\u00ed d\u1ee5 b\u00e0i vi\u1ebft v\u1ec1 d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u r\u1ea5t chi ti\u1ebft, b\u1ea1n \u0111\u1eebng n\u00ean b\u1ecf qua.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>B\u00ean c\u1ea1nh \u0111\u00f3, m\u1eddi b\u1ea1n \u0111\u1ecdc c\u00f9ng t\u00ecm hi\u1ec3u th\u00eam nh\u1eefng ki\u1ebfn th\u1ee9c m\u1edbi c\u00f3 li\u00ean quan<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n m\u1ed9t chi\u1ec1u l\u00e0 g\u00ec b\u1ea1n c\u00f3 bi\u1ebft? Ki\u1ebfn th\u1ee9c v\u1eadt l\u00fd 9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec7n th\u1ebf hi\u1ec7u \u0111i\u1ec7n th\u1ebf \u2013 Kh\u00e1i ni\u1ec7m v\u00e0 c\u00f4ng th\u1ee9c chi ti<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn M\u1ed9t trong nh\u1eefng thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u1ef1c k\u1ef3 quen thu\u1ed9c v\u00e0 xu\u1ea5t hi\u1ec7n nhi\u1ec1u trong \u0111\u1eddi s\u1ed1ng c\u1ee7a ng\u01b0\u1eddi Vi\u1ec7t ch\u00ednh l\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u. Th\u1ebf nh\u01b0ng kh\u00f4ng ph\u1ea3i ai c\u0169ng hi\u1ec3u r\u00f5 v\u1ec1 thi\u1ebft b\u1ecb n\u00e0y. N\u1ebfu nh\u01b0 b\u1ea1n mu\u1ed1n \u0111\u1ecdc th\u00eam v\u1ec1 nh\u1eefng chia s\u1ebb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[4,7],"tags":[],"class_list":["post-1013","post","type-post","status-publish","format-standard","hentry","category-trung-hoc","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/1013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=1013"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/1013\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=1013"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=1013"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=1013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}