{"id":461383,"date":"2025-05-31T11:21:19","date_gmt":"2025-05-31T04:21:19","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=461383"},"modified":"2025-06-01T12:29:50","modified_gmt":"2025-06-01T05:29:50","slug":"cong-suat","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-suat\/","title":{"rendered":"C\u00f4ng su\u1ea5t l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c t\u00ednh k\u00e8m b\u00e0i t\u1eadp minh h\u1ecda c\u00f3 l\u1eddi gi\u1ea3i"},"content":{"rendered":"<p><b>C\u00f4ng su\u1ea5t <\/b><span style=\"font-weight: 400;\">l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m n\u1ec1n t\u1ea3ng trong v\u1eadt l\u00fd, g\u1eafn li\u1ec1n v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong \u0111\u1eddi s\u1ed1ng v\u00e0 k\u1ef9 thu\u1eadt. T\u1eeb vi\u1ec7c \u0111o hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y m\u00f3c \u0111\u1ebfn l\u01b0\u1ee3ng \u0111i\u1ec7n ti\u00eau th\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb gia \u0111\u00ecnh, hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u1ee9c n\u0103ng l\u01b0\u1ee3ng ti\u00eau hao. Trong b\u00e0i vi\u1ebft n\u00e0y, <strong>Ho\u00e0ng H\u00e0 Mobil<\/strong>e s\u1ebd c\u00f9ng b\u1ea1n kh\u00e1m ph\u00e1 to\u00e0n b\u1ed9 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng, c\u00f4ng th\u1ee9c t\u00ednh v\u00e0 c\u00e1c v\u00ed d\u1ee5 minh h\u1ecda c\u00f3 l\u1eddi gi\u1ea3i.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">T\u00ecm hi\u1ec3u l\u00fd thuy\u1ebft c\u01a1 b\u1ea3n v\u1ec1 c\u00f4ng su\u1ea5t<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng, ch\u00fang ta c\u1ea7n b\u1eaft \u0111\u1ea7u t\u1eeb nh\u1eefng kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u00e0 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn trong \u0111\u1eddi s\u1ed1ng.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00f4ng su\u1ea5t l\u00e0 g\u00ec?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m quen thu\u1ed9c trong c\u1ea3 v\u1eadt l\u00fd v\u00e0 \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y, d\u00f9ng \u0111\u1ec3 bi\u1ec3u th\u1ecb t\u1ed1c \u0111\u1ed9 th\u1ef1c hi\u1ec7n c\u00f4ng ho\u1eb7c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t v\u1eadt th\u1ec3 hay thi\u1ebft b\u1ecb. N\u00f3i c\u00e1ch kh\u00e1c, <strong>c\u00f4ng su\u1ea5t<\/strong> hay <strong>hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng<\/strong> cho bi\u1ebft m\u1ed9t qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n nhanh hay ch\u1eadm, ti\u00eau t\u1ed1n bao nhi\u00eau n\u0103ng l\u01b0\u1ee3ng trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian.<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-1.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-1-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-1-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-461387 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-1.jpg\" alt=\"cong-suat-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5, n\u1ebfu m\u1ed9t ng\u01b0\u1eddi n\u00e2ng m\u1ed9t v\u1eadt n\u1eb7ng trong 10 gi\u00e2y v\u00e0 t\u1ed1n 100 Joule n\u0103ng l\u01b0\u1ee3ng, th\u00ec hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng l\u00e0 10W.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c: t\u1eeb \u0111o hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a con ng\u01b0\u1eddi, m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u1ebfn t\u00ednh to\u00e1n hi\u1ec7u su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, giao th\u00f4ng v\u1eadn t\u1ea3i.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00f4ng su\u1ea5t \u0111i\u1ec7n l\u00e0 g\u00ec?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\"><strong>Hi\u1ec7u su\u1ea5t \u0111i\u1ec7n<\/strong> hay <strong>c\u00f4ng su\u1ea5t \u0111i\u1ec7n<\/strong> l\u00e0 \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o l\u01b0\u1eddng m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian. N\u00f3 ph\u1ea3n \u00e1nh m\u1ee9c \u0111\u1ed9 s\u1eed d\u1ee5ng \u0111i\u1ec7n hi\u1ec7u qu\u1ea3 c\u1ee7a thi\u1ebft b\u1ecb ho\u1eb7c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: M\u1ed9t b\u00f3ng \u0111\u00e8n ho\u1ea1t \u0111\u1ed9ng v\u1edbi hi\u1ec7u \u0111i\u1ec7n th\u1ebf 220V v\u00e0 d\u00f2ng \u0111i\u1ec7n 0.5A th\u00ec hi\u1ec7u su\u1ea5t \u0111i\u1ec7n l\u00e0 220\u00d70.5=110W.<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-2.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-2-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-2-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"size-full wp-image-461388 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-2.jpg\" alt=\"cong-suat-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, hi\u1ec7u su\u1ea5t \u0111i\u1ec7n c\u00f2n c\u00f3 th\u1ec3 ph\u00e2n th\u00e0nh:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng t\u00e1c d\u1ee5ng (P): ph\u1ea7n n\u0103ng l\u01b0\u1ee3ng h\u1eefu \u00edch (\u0111\u01a1n v\u1ecb: Watt \u2013 W).<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng ph\u1ea3n kh\u00e1ng (Q): ph\u1ea7n n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng t\u1ea1o c\u00f4ng nh\u01b0ng c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec t\u1eeb tr\u01b0\u1eddng (\u0111\u01a1n v\u1ecb: VAR).<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng bi\u1ec3u ki\u1ebfn (S): t\u1ed5ng n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c cung c\u1ea5p cho thi\u1ebft b\u1ecb (\u0111\u01a1n v\u1ecb: VA).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Hi\u1ec3u r\u00f5 hi\u1ec7u su\u1ea5t \u0111i\u1ec7n gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p v\u00e0 ti\u1ebft ki\u1ec7m \u0111i\u1ec7n. Ch\u1eb3ng h\u1ea1n, khi ch\u1ecdn mua qu\u1ea1t \u0111i\u1ec7n, m\u00e1y l\u1ea1nh, m\u00e1y gi\u1eb7t\u2026 b\u1ea1n n\u00ean quan t\u00e2m \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ec3 c\u00e2n \u0111\u1ed1i v\u1edbi h\u00f3a \u0111\u01a1n ti\u1ec1n \u0111i\u1ec7n h\u00e0ng th\u00e1ng.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u00dd ngh\u0129a c\u1ee7a c\u00f4ng su\u1ea5t<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng v\u1eadt l\u00fd, m\u00e0 c\u00f2n mang \u00fd ngh\u0129a th\u1ef1c ti\u1ec5n s\u00e2u s\u1eafc trong \u0111\u1eddi s\u1ed1ng. N\u00f3 gi\u00fap ch\u00fang ta hi\u1ec3u \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb ho\u1eb7c m\u1ed9t h\u1ec7 th\u1ed1ng trong th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong th\u1ef1c t\u1ebf, hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u00e0ng l\u1edbn th\u00ec kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c c\u00e0ng nhanh. V\u00ed d\u1ee5: m\u1ed9t m\u00e1y b\u01a1m n\u01b0\u1edbc c\u00f3 hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng 1000W s\u1ebd b\u01a1m n\u01b0\u1edbc nhanh h\u01a1n m\u00e1y 500W. Tuy nhi\u00ean, \u0111i k\u00e8m v\u1edbi hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng l\u1edbn l\u00e0 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u0169ng cao h\u01a1n, \u0111i\u1ec1u n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed s\u1eed d\u1ee5ng.<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-30-min.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-30-min-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-30-min-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"alignnone size-full wp-image-462154 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-30-min.jpg\" alt=\"\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-30-min.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-30-min-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-30-min-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">\u00dd ngh\u0129a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u0110\u1eddi s\u1ed1ng gia \u0111\u00ecnh: B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn thi\u1ebft b\u1ecb \u0111i\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u v\u00e0 ng\u00e2n s\u00e1ch, t\u1eeb \u0111\u00f3 t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed \u0111i\u1ec7n n\u0103ng.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">S\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p: Hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng gi\u00fap t\u00ednh to\u00e1n hi\u1ec7u su\u1ea5t m\u00e1y m\u00f3c, t\u1eeb \u0111\u00f3 thi\u1ebft k\u1ebf quy tr\u00ecnh s\u1ea3n xu\u1ea5t h\u1ee3p l\u00fd.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Giao th\u00f4ng: \u0110\u1ed9ng c\u01a1 xe \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng (th\u01b0\u1eddng l\u00e0 m\u00e3 l\u1ef1c &#8211; HP), ph\u1ea3n \u00e1nh kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh v\u00e0 t\u1ed1c \u0111\u1ed9.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">B\u00ean c\u1ea1nh \u0111\u00f3, hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u0169ng l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng khi ti\u1ebft ki\u1ec7m \u0111i\u1ec7n v\u00e0 h\u1ea1n ch\u1ebf kh\u00ed th\u1ea3i CO\u2082.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">C\u00e1c \u0111\u01a1n v\u1ecb \u0111o c\u00f4ng su\u1ea5t th\u00f4ng d\u1ee5ng nh\u1ea5t<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Trong v\u1eadt l\u00fd v\u00e0 \u0111\u1eddi s\u1ed1ng, hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng nhi\u1ec1u \u0111\u01a1n v\u1ecb kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o m\u1ee5c \u0111\u00edch v\u00e0 l\u0129nh v\u1ef1c \u00e1p d\u1ee5ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng t\u1ed5ng h\u1ee3p m\u1ed9t s\u1ed1 \u0111\u01a1n v\u1ecb \u0111o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng ph\u1ed5 bi\u1ebfn:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><strong>T\u00ean \u0111\u01a1n v\u1ecb<\/strong><\/td>\n<td><strong>K\u00fd hi\u1ec7u<\/strong><\/td>\n<td><strong>Quy \u0111\u1ed5i t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/strong><\/td>\n<td><strong>Ghi ch\u00fa<\/strong><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Watt<\/span><\/td>\n<td><span style=\"font-weight: 400;\">W<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1 W = 1 J\/s<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u01a1n v\u1ecb chu\u1ea9n trong h\u1ec7 SI<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Kilowatt<\/span><\/td>\n<td><span style=\"font-weight: 400;\">kW<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1 kW = 1000 W<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u00f9ng ph\u1ed5 bi\u1ebfn trong \u0111i\u1ec7n n\u0103ng d\u00e2n d\u1ee5ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Megawatt<\/span><\/td>\n<td><span style=\"font-weight: 400;\">MW<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1 MW = 1000 kW = 1,000,000 W<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Th\u01b0\u1eddng d\u00f9ng trong ng\u00e0nh \u0111i\u1ec7n l\u1ef1c<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">M\u00e3 l\u1ef1c (Ph\u00e1p)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">HP<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1 HP \u2248 735.5 W<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u00f9ng trong \u0111o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">M\u00e3 l\u1ef1c (Anh)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">HP<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1 HP \u2248 745.7 W<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Th\u01b0\u1eddng d\u00f9ng trong ng\u00e0nh \u00f4 t\u00f4 \u1edf M\u1ef9<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">BTU\/h<\/span><\/td>\n<td><\/td>\n<td><span style=\"font-weight: 400;\">1 BTU\/h \u2248 0.293 W<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u00f9ng trong \u0111o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng thi\u1ebft b\u1ecb l\u1ea1nh<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">VA (Volt-Ampere)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">VA<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1 VA = 1 V \u00d7 1 A<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u00f9ng trong hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng bi\u1ec3u ki\u1ebfn (S)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-4.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-4-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-4-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461390 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-4.jpg\" alt=\"cong-suat-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">Trong cu\u1ed9c s\u1ed1ng, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft g\u1eb7p c\u00e1c \u0111\u01a1n v\u1ecb n\u00e0y tr\u00ean tem nh\u00e3n n\u0103ng l\u01b0\u1ee3ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n. Do \u0111\u00f3, vi\u1ec7c hi\u1ec3u c\u00e1c \u0111\u01a1n v\u1ecb \u0111o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng s\u1ebd gi\u00fap b\u1ea1n so s\u00e1nh v\u00e0 l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p, \u0111\u1ed3ng th\u1eddi ki\u1ec3m so\u00e1t t\u1ed1t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 h\u1eb1ng th\u00e1ng.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">C\u00e1c c\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t th\u01b0\u1eddng g\u1eb7p<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Sau khi hi\u1ec3u r\u00f5 kh\u00e1i ni\u1ec7m, vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh l\u00e0 b\u01b0\u1edbc ti\u1ebfp theo gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng \u00e1p d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf v\u00e0 gi\u1ea3i b\u00e0i t\u1eadp.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c t\u00ednh hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng chung \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c v\u1eadt l\u00fd l\u00e0:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong>P=A\/t<\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">P: <\/span><b>c\u00f4ng su\u1ea5t<\/b><span style=\"font-weight: 400;\"> (W),<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">A: c\u00f4ng th\u1ef1c hi\u1ec7n (Joule),<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">t: th\u1eddi gian th\u1ef1c hi\u1ec7n c\u00f4ng (gi\u00e2y).<\/span><\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-5.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-5-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-5-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461391 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-5.jpg\" alt=\"cong-suat-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c n\u00e0y cho bi\u1ebft m\u1ed9t thi\u1ebft b\u1ecb ho\u1eb7c con ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n bao nhi\u00eau c\u00f4ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. V\u00ed d\u1ee5: n\u1ebfu b\u1ea1n ti\u00eau t\u1ed1n 1000 J n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 n\u00e2ng v\u1eadt n\u1eb7ng trong 10 gi\u00e2y, th\u00ec hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng l\u00e0 1000\/10=100W.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 c\u00e1ch bi\u1ebfn \u0111\u1ed5i kh\u00e1c t\u00f9y v\u00e0o b\u00e0i to\u00e1n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Khi bi\u1ebft l\u1ef1c t\u00e1c \u0111\u1ed9ng v\u00e0 v\u1eadn t\u1ed1c: <\/span><strong>P=F\u00d7v<\/strong><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Khi bi\u1ebft momen l\u1ef1c v\u00e0 t\u1ed1c \u0111\u1ed9 g\u00f3c (\u0111\u1ed1i v\u1edbi chuy\u1ec3n \u0111\u1ed9ng quay): <\/span><strong>P=M\u00d7\u03c9<\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Nh\u1eefng c\u00f4ng th\u1ee9c n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u00e1c b\u00e0i t\u1eadp v\u1eadt l\u00fd l\u1edbp 8 \u0111\u1ebfn l\u1edbp 12 v\u00e0 trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 c\u01a1 kh\u00ed, \u0111i\u1ec7n t\u1eed, k\u1ef9 thu\u1eadt.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n l\u00e0 l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng m\u00e0 m\u1ed9t thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian. \u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 b\u1ea1n th\u01b0\u1eddng th\u1ea5y tr\u00ean tem nh\u00e3n c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng nh\u01b0 tivi, t\u1ee7 l\u1ea1nh, m\u00e1y gi\u1eb7t, \u0111i\u1ec1u h\u00f2a,&#8230;<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 \u0111\u01b0\u1ee3c t\u00ednh theo c\u00f4ng th\u1ee9c:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong>P=U\u00d7I<\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">P: <\/span><b>c\u00f4ng su\u1ea5t<\/b><span style=\"font-weight: 400;\"> ti\u00eau th\u1ee5 (W),<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">U: hi\u1ec7u \u0111i\u1ec7n th\u1ebf (V),<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">I: c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n (A).<\/span><\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-6.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-6-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-6-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461392 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-6.jpg\" alt=\"cong-suat-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: m\u1ed9t chi\u1ebfc \u0111i\u1ec1u h\u00f2a ho\u1ea1t \u0111\u1ed9ng \u1edf 220V v\u00e0 d\u00f2ng \u0111i\u1ec7n l\u00e0 5A s\u1ebd c\u00f3 hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">P= 220\u00d75= 1100W<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">N\u1ebfu \u0111i\u1ec1u h\u00f2a n\u00e0y ch\u1ea1y li\u00ean t\u1ee5c trong 2 gi\u1edd:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">N\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5 = P\u00d7t= 1100\u00d72 = 2200Wh = 2.2 kWh\u00a0<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Hi\u1ec3u r\u00f5 hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 s\u1ebd gi\u00fap b\u1ea1n \u01b0\u1edbc l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c chi ph\u00ed \u0111i\u1ec7n h\u00e0ng th\u00e1ng, t\u1eeb \u0111\u00f3 \u0111\u01b0a ra c\u00e1c l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng hi\u1ec7u qu\u1ea3 h\u01a1n.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t c\u01a1<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Trong c\u00e1c b\u00e0i to\u00e1n li\u00ean quan \u0111\u1ebfn c\u01a1 h\u1ecdc, hi\u1ec7u su\u1ea5t c\u01a1 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111o l\u01b0\u1eddng kh\u1ea3 n\u0103ng sinh c\u00f4ng c\u1ee7a m\u1ed9t l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u00ean v\u1eadt trong th\u1eddi gian x\u00e1c \u0111\u1ecbnh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00f3 hai tr\u01b0\u1eddng h\u1ee3p:<\/span><\/p>\n<p><b>\u0110\u1ed1i v\u1edbi chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong>P=F\u00d7v<\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">F: l\u1ef1c t\u00e1c d\u1ee5ng (N),<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">v: v\u1eadn t\u1ed1c chuy\u1ec3n \u0111\u1ed9ng (m\/s).<\/span><\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-7.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-7-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-7-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461393 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-7.jpg\" alt=\"cong-suat-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><b>\u0110\u1ed1i v\u1edbi chuy\u1ec3n \u0111\u1ed9ng quay:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong>P= M\u00d7\u03c9<\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M: momen l\u1ef1c (Nm),<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u03c9: t\u1ed1c \u0111\u1ed9 g\u00f3c (rad\/s).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: m\u1ed9t \u0111\u1ed9ng c\u01a1 t\u1ea1o ra m\u00f4men xo\u1eafn 50Nm v\u00e0 quay v\u1edbi t\u1ed1c \u0111\u1ed9 20 rad\/s th\u00ec hi\u1ec7u su\u1ea5t c\u01a1 l\u00e0:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">P= 50\u00d720= 1000W<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c hi\u1ec7u su\u1ea5t c\u01a1 gi\u00fap \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c c\u1ee7a m\u00e1y m\u00f3c ho\u1eb7c ng\u01b0\u1eddi lao \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t ho\u1eb7c th\u1ec3 thao.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t \u0111i\u1ec7n<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t \u0111i\u1ec7n \u0111\u01b0\u1ee3c sinh ra b\u1edfi d\u00f2ng \u0111i\u1ec7n trong m\u1ea1ch v\u00e0 l\u00e0 c\u01a1 s\u1edf t\u00ednh to\u00e1n \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n d\u00e2n d\u1ee5ng hay c\u00f4ng nghi\u1ec7p.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00f4ng th\u1ee9c ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong>P= U\u00d7I<\/strong><\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-8.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-8-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-8-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461394 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-8.jpg\" alt=\"cong-suat-8\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-8-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-8-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, trong tr\u01b0\u1eddng h\u1ee3p d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u (AC), hi\u1ec7u su\u1ea5t \u0111i\u1ec7n c\u00f2n ph\u00e2n th\u00e0nh:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t t\u00e1c d\u1ee5ng (P):\u00a0 P=U\u00d7I\u00d7cos\u2061(\u03d5)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t ph\u1ea3n kh\u00e1ng (Q):\u00a0 Q=U\u00d7I\u00d7sin\u2061(\u03d5)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t bi\u1ec3u ki\u1ebfn (S):\u00a0 S=U\u00d7I<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u03d5: g\u00f3c l\u1ec7ch pha gi\u1eefa \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Vi\u1ec7c ph\u00e2n bi\u1ec7t 3 lo\u1ea1i hi\u1ec7u su\u1ea5t tr\u00ean r\u1ea5t quan tr\u1ecdng trong k\u1ef9 thu\u1eadt \u0111i\u1ec7n v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng \u0111i\u1ec7n hi\u1ec7u qu\u1ea3, tr\u00e1nh t\u1ed5n th\u1ea5t v\u00e0 n\u00e2ng cao hi\u1ec7u su\u1ea5t.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 b\u00e0i t\u1eadp \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 n\u1eafm r\u00f5 c\u00e1ch v\u1eadn d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c \u0111\u00e3 h\u1ecdc, h\u00e3y c\u00f9ng tham kh\u1ea3o 3 b\u00e0i t\u1eadp th\u1ef1c t\u1ebf d\u01b0\u1edbi \u0111\u00e2y, \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y r\u00f5 r\u00e0ng theo t\u1eebng b\u01b0\u1edbc:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">B\u00e0i t\u1eadp 1: T\u00ednh hi\u1ec7u su\u1ea5t c\u01a1 b\u1ea3n<\/span><\/h3>\n<p><b>\u0110\u1ec1 b\u00e0i:<\/b><span style=\"font-weight: 400;\"> M\u1ed9t ng\u01b0\u1eddi d\u00f9ng l\u1ef1c 150N \u0111\u1ec3 k\u00e9o m\u1ed9t th\u00f9ng h\u00e0ng \u0111i \u0111\u01b0\u1ee3c qu\u00e3ng \u0111\u01b0\u1eddng 12m trong th\u1eddi gian 6 gi\u00e2y. T\u00ednh hi\u1ec7u su\u1ea5t trung b\u00ecnh c\u1ee7a ng\u01b0\u1eddi \u0111\u00f3.<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-9.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-9-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-9-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461395 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-9.jpg\" alt=\"cong-suat-9\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-9.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-9-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-9-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><b>L\u1eddi gi\u1ea3i:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc ti\u00ean, ta t\u00ednh c\u00f4ng th\u1ef1c hi\u1ec7n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">A=F\u00d7d=150\u00d712=1800J<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Th\u1eddi gian th\u1ef1c hi\u1ec7n c\u00f4ng:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">t = 6s<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh hi\u1ec7u su\u1ea5t:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">P = At = 1800\/6 = 300 W<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u00e1p \u00e1n: <\/span><b>C\u00f4ng su\u1ea5t<\/b><span style=\"font-weight: 400;\"> trung b\u00ecnh l\u00e0 300 W.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">B\u00e0i t\u1eadp 2: T\u00ednh hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n<\/span><\/h3>\n<p><b>\u0110\u1ec1 b\u00e0i: <\/b><span style=\"font-weight: 400;\">M\u1ed9t b\u00f3ng \u0111\u00e8n ho\u1ea1t \u0111\u1ed9ng v\u1edbi hi\u1ec7u \u0111i\u1ec7n th\u1ebf 220V v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n 0.45A. H\u1ecfi hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 c\u1ee7a b\u00f3ng \u0111\u00e8n l\u00e0 bao nhi\u00eau?<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-10.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-10-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-10-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461396 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-10.jpg\" alt=\"cong-suat-10\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-10-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-10-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><b>L\u1eddi gi\u1ea3i:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng c\u00f4ng th\u1ee9c:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">P = U\u00d7I = 220\u00d70.45 = 99 W<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u00e1p \u00e1n: B\u00f3ng \u0111\u00e8n ti\u00eau th\u1ee5 99 W.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">G\u1ee3i \u00fd m\u1edf r\u1ed9ng: N\u1ebfu b\u00f3ng \u0111\u00e8n ho\u1ea1t \u0111\u1ed9ng trong 5 gi\u1edd, \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 l\u00e0:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">E= P\u00d7t= 99\u00d75= 495 Wh = 0.495 kWh<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">B\u00e0i t\u1eadp 3: T\u00ednh hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc trong chuy\u1ec3n \u0111\u1ed9ng quay<\/span><\/h3>\n<p><b>\u0110\u1ec1 b\u00e0i: <\/b><span style=\"font-weight: 400;\">M\u1ed9t tr\u1ee5c quay c\u00f3 momen l\u1ef1c 40 Nm v\u00e0 t\u1ed1c \u0111\u1ed9 g\u00f3c l\u00e0 10 rad\/s. T\u00ednh hi\u1ec7u su\u1ea5t sinh ra b\u1edfi tr\u1ee5c quay n\u00e0y.<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-11.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-11-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/05\/cong-suat-11-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-461397 aligncenter webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-11.jpg\" alt=\"cong-suat-11\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-11.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-11-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/05\/cong-suat-11-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><b>L\u1eddi gi\u1ea3i:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng c\u00f4ng th\u1ee9c cho chuy\u1ec3n \u0111\u1ed9ng quay:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">P= M\u00d7\u03c9= 40\u00d710= 400 W<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0110\u00e1p \u00e1n: <\/span><b>C\u00f4ng su\u1ea5t<\/b><span style=\"font-weight: 400;\"> c\u01a1 h\u1ecdc l\u00e0 400 W.<\/span><\/p>\n<p><b>T\u1ed5ng k\u1ebft ph\u1ea7n b\u00e0i t\u1eadp<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ed7i lo\u1ea1i hi\u1ec7u su\u1ea5t c\u00f3 c\u00f4ng th\u1ee9c ri\u00eang t\u00f9y theo b\u1ed1i c\u1ea3nh (c\u01a1 h\u1ecdc, \u0111i\u1ec7n, chuy\u1ec3n \u0111\u1ed9ng tr\u00f2n\u2026).<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u00fang \u0111\u1ea1i l\u01b0\u1ee3ng v\u00e0 \u0111\u01a1n v\u1ecb l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 t\u00ednh to\u00e1n ch\u00ednh x\u00e1c.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u00e1c b\u00e0i to\u00e1n hi\u1ec7u su\u1ea5t r\u1ea5t th\u1ef1c t\u1ebf, li\u00ean quan \u0111\u1ebfn ti\u00eau th\u1ee5 \u0111i\u1ec7n, v\u1eadn h\u00e0nh m\u00e1y m\u00f3c, c\u00f4ng vi\u1ec7c lao \u0111\u1ed9ng,\u2026<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Ch\u00ednh v\u00ec th\u1ebf, vi\u1ec7c luy\u1ec7n t\u1eadp nhi\u1ec1u d\u1ea1ng b\u00e0i to\u00e1n kh\u00e1c nhau s\u1ebd gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng \u00e1p d\u1ee5ng trong h\u1ecdc t\u1eadp v\u00e0 c\u1ea3 trong \u0111\u1eddi s\u1ed1ng h\u1eb1ng ng\u00e0y.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">L\u1eddi k\u1ebft<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Qua b\u00e0i vi\u1ebft, b\u1ea1n \u0111\u00e3 n\u1eafm \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m <\/span><b>c\u00f4ng su\u1ea5t<\/b><span style=\"font-weight: 400;\"> l\u00e0 g\u00ec, c\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn trong th\u1ef1c t\u1ebf, c\u00f9ng v\u1edbi c\u00f4ng th\u1ee9c t\u00ednh t\u01b0\u01a1ng \u1ee9ng v\u00e0 c\u00e1ch v\u1eadn d\u1ee5ng v\u00e0o b\u00e0i t\u1eadp. Hy v\u1ecdng c\u00e1c v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft \u1edf tr\u00ean s\u1ebd gi\u00fap b\u1ea1n t\u1ef1 tin gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n v\u1ec1 hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng v\u00e0 v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c m\u1ed9t c\u00e1ch linh ho\u1ea1t trong th\u1ef1c t\u1ebf.<\/span><\/p>\n<p><strong>XEM TH\u00caM:<\/strong><\/p>\n<ul>\n<li class=\"elementor-heading-title elementor-size-default\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-suat-duoc-xac-dinh-bang\/\">C\u00f4ng su\u1ea5t \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng c\u00f4ng th\u1ee9c n\u00e0o? C\u00e1ch t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n<\/a><\/strong><\/li>\n<li class=\"elementor-heading-title elementor-size-default\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/word-form\/\">Word Form l\u00e0 g\u00ec: C\u00e1ch l\u00e0m, C\u00f4ng th\u1ee9c, V\u1ecb tr\u00ed, C\u00e1ch h\u1ecdc v\u00e0 B\u00e0i t\u1eadp<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>C\u00f4ng su\u1ea5t l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m n\u1ec1n t\u1ea3ng trong v\u1eadt l\u00fd, g\u1eafn li\u1ec1n v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong \u0111\u1eddi s\u1ed1ng v\u00e0 k\u1ef9 thu\u1eadt. T\u1eeb vi\u1ec7c \u0111o hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y m\u00f3c \u0111\u1ebfn l\u01b0\u1ee3ng \u0111i\u1ec7n ti\u00eau th\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb gia \u0111\u00ecnh, hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3ng vai tr\u00f2 quan [&hellip;]<\/p>\n","protected":false},"author":65,"featured_media":461386,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3910,30453],"tags":[],"class_list":["post-461383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kham-pha","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00f4ng su\u1ea5t l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c t\u00ednh k\u00e8m b\u00e0i t\u1eadp minh h\u1ecda c\u00f3 l\u1eddi gi\u1ea3i<\/title>\n<meta name=\"description\" content=\"Ho\u00e0ng H\u00e0 Mobile s\u1ebd c\u00f9ng b\u1ea1n kh\u00e1m ph\u00e1 to\u00e0n b\u1ed9 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 c\u00f4ng su\u1ea5t, c\u00f4ng th\u1ee9c t\u00ednh v\u00e0 c\u00e1c v\u00ed d\u1ee5 minh h\u1ecda c\u00f3 l\u1eddi gi\u1ea3i.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-suat\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00f4ng su\u1ea5t l\u00e0 g\u00ec? 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