{"id":1392,"date":"2025-05-27T02:25:33","date_gmt":"2025-05-27T02:25:33","guid":{"rendered":"https:\/\/www.upspower-supply.com\/?p=1392"},"modified":"2025-08-22T02:58:06","modified_gmt":"2025-08-22T02:58:06","slug":"understanding-battery-voltage-from-single-cells-to-high-voltage-systems","status":"publish","type":"post","link":"https:\/\/www.upspower-supply.com\/vi\/understanding-battery-voltage-from-single-cells-to-high-voltage-systems\/","title":{"rendered":"Hi\u1ec3u v\u1ec1 \u0111i\u1ec7n \u00e1p pin: T\u1eeb pin \u0111\u01a1n \u0111\u1ebfn h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u00e1p cao"},"content":{"rendered":"<h4 class=\"wp-block-heading\">\ud83d\udd39 Gi\u1edbi h\u1ea1n \u0111i\u1ec7n \u00e1p c\u1ee7a m\u1ed9t cell<\/h4><p>M\u1ed7i lo\u1ea1i h\u00f3a ch\u1ea5t pin \u0111\u1ec1u c\u00f3 \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi \u0111i\u1ec7n th\u1ebf \u0111i\u1ec7n h\u00f3a c\u1ee7a n\u00f3. Sau \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t pin ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m \u0111i\u1ec7n \u00e1p \u0111i\u1ec3n h\u00ecnh c\u1ee7a ch\u00fang:<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i pin<\/th><th>\u0110i\u1ec7n \u00e1p danh \u0111\u1ecbnh<\/th><th>\u0110i\u1ec7n \u00e1p t\u1ed1i \u0111a<\/th><th>Ghi ch\u00fa<\/th><\/tr><\/thead><tbody><tr><td>Li-SOCl\u2082 (Li-Thionyl Clorua)<\/td><td>3,6V<\/td><td>~3,9V<\/td><td>M\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng r\u1ea5t cao, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 tu\u1ed5i th\u1ecd cao, ti\u00eau hao \u00edt n\u0103ng l\u01b0\u1ee3ng (v\u00ed d\u1ee5: \u0111o l\u01b0\u1eddng)<\/td><\/tr><tr><td>Pin Lithium-Ion (Li-ion)<\/td><td>3,6\u20133,7V<\/td><td>4.2V<\/td><td>Ph\u1ed5 bi\u1ebfn trong \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh x\u00e1ch tay, xe \u0111i\u1ec7n<\/td><\/tr><tr><td>LiFePO\u2084<\/td><td>3,2V<\/td><td>3,65V<\/td><td>\u1ed4n \u0111\u1ecbnh h\u01a1n, an to\u00e0n h\u01a1n Li-ion<\/td><\/tr><tr><td>Ki\u1ec1m<\/td><td>1,5V<\/td><td>1,6V<\/td><td>Kh\u00f4ng th\u1ec3 s\u1ea1c l\u1ea1i, ph\u1ed5 bi\u1ebfn trong c\u00e1c thi\u1ebft b\u1ecb ti\u00eau d\u00f9ng<\/td><\/tr><tr><td>NiMH\/NiCd<\/td><td>1,2V<\/td><td>1,4V<\/td><td>C\u00f3 th\u1ec3 s\u1ea1c l\u1ea1i, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u0169<\/td><\/tr><tr><td>Ch\u00ec-axit<\/td><td>2V<\/td><td>2,3V<\/td><td>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong xe c\u1ed9 v\u00e0 h\u1ec7 th\u1ed1ng ngu\u1ed3n \u0111i\u1ec7n d\u1ef1 ph\u00f2ng<\/td><\/tr><tr><td>Li-MnO\u2082 (Liti ch\u00ednh)<\/td><td>3.0V<\/td><td>~3,2V<\/td><td>Kh\u00f4ng s\u1ea1c l\u1ea1i \u0111\u01b0\u1ee3c, d\u00f9ng trong m\u00e1y \u1ea3nh, c\u1ea3m bi\u1ebfn<\/td><\/tr><tr><td>LiPo (Lithium Polymer)<\/td><td>3,7V<\/td><td>4,20V<\/td><td>H\u00f3a h\u1ecdc t\u01b0\u01a1ng t\u1ef1 nh\u01b0 Li-ion nh\u01b0ng ch\u1ea5t \u0111i\u1ec7n ph\u00e2n l\u00e0 polymer<\/td><\/tr><\/tbody><\/table><\/figure><p>Trong khi m\u1ed7i cell \u0111\u01a1n l\u1ebb c\u00f3 m\u1ed9t m\u1ee9c \u0111i\u1ec7n \u00e1p tr\u1ea7n, <strong>b\u1ed9 pin<\/strong> \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i nhi\u1ec1u t\u1ebf b\u00e0o <strong>trong lo\u1ea1t<\/strong> (\u0111\u1ec3 t\u0103ng \u0111i\u1ec7n \u00e1p) v\u00e0 <strong>song song<\/strong> (\u0111\u1ec3 t\u0103ng c\u00f4ng su\u1ea5t). \u0110i\u1ec1u n\u00e0y cho ph\u00e9p t\u1ea1o ra c\u00e1c h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1ea1nh m\u1ebd h\u01a1n nhi\u1ec1u.<\/p><p>V\u00ed d\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y Pin LiFePO4 12,8V v\u00ec ch\u00fang c\u00f3 b\u1ed1n pin 3,2v <strong>t\u1ebf b\u00e0o song song<\/strong>:<\/p><h3 class=\"wp-block-heading\">4*3,2v=12,8v<\/h3><h4 class=\"wp-block-heading\">\ud83d\udd39 T\u1ea1i sao ph\u1ea3i x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n \u00e1p cao?<\/h4><ul class=\"wp-block-list\"><li><strong>D\u00f2ng \u0111i\u1ec7n th\u1ea5p h\u01a1n<\/strong>: \u0110i\u1ec7n \u00e1p cao h\u01a1n c\u00f3 ngh\u0129a l\u00e0 d\u00f2ng \u0111i\u1ec7n th\u1ea5p h\u01a1n cho c\u00f9ng m\u1ed9t c\u00f4ng su\u1ea5t, gi\u00fap gi\u1ea3m th\u1ea5t tho\u00e1t nhi\u1ec7t (t\u1ed5n th\u1ea5t I\u00b2R).<\/li>\n\n<li><strong>H\u1ec7 th\u1ed1ng nh\u1ecf g\u1ecdn<\/strong>: Cho ph\u00e9p s\u1eed d\u1ee5ng c\u00e1p m\u1ecfng h\u01a1n v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng nh\u1ecf g\u1ecdn h\u01a1n.<\/li>\n\n<li><strong>Chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3<\/strong>: D\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u cao \u00e1p t\u01b0\u01a1ng th\u00edch h\u01a1n v\u1edbi c\u00e1c b\u1ed9 bi\u1ebfn t\u1ea7n v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i hi\u1ec7n \u0111\u1ea1i.<\/li><\/ul><h4 class=\"wp-block-heading\">\ud83d\udd39 \u1ee8ng d\u1ee5ng hi\u1ec7n \u0111\u1ea1i c\u1ee7a h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n \u00e1p cao<\/h4><h4 class=\"wp-block-heading\">\u2705 Xe \u0111i\u1ec7n (EV)<\/h4><p>H\u1ea7u h\u1ebft c\u00e1c xe \u0111i\u1ec7n s\u1eed d\u1ee5ng <strong>400V \u0111\u1ebfn 800V<\/strong> h\u1ec7 th\u1ed1ng pin. C\u00e1c m\u1eabu xe m\u1edbi t\u1eeb c\u00e1c th\u01b0\u01a1ng hi\u1ec7u nh\u01b0 Porsche v\u00e0 Hyundai \u0111ang kh\u00e1m ph\u00e1 <strong>N\u1ec1n t\u1ea3ng 800V<\/strong> \u0111\u1ec3 s\u1ea1c c\u1ef1c nhanh v\u00e0 hi\u1ec7u su\u1ea5t cao h\u01a1n. T\u00ecm hi\u1ec3u th\u00eam v\u1ec1 <a href=\"\/vi\/what-should-voltage-on-car-battery-be\/\">\u0111i\u1ec7n \u00e1p \u1eafc quy \u00f4 t\u00f4<\/a>.<\/p><h4 class=\"wp-block-heading\">\u2705 Ngu\u1ed3n \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p v\u00e0 d\u1ef1 ph\u00f2ng<\/h4><p>H\u1ec7 th\u1ed1ng UPS, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u ho\u1eb7c t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p, s\u1eed d\u1ee5ng <strong>g\u00f3i DC \u0111i\u1ec7n \u00e1p cao<\/strong> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o chuy\u1ec3n m\u1ea1ch nhanh ch\u00f3ng, kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n trong th\u1eddi gian m\u1ea5t \u0111i\u1ec7n.<\/p><h4 class=\"wp-block-heading\">\u2705 L\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o<\/h4><p>H\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef pin quy m\u00f4 l\u01b0\u1edbi \u0111i\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng Tesla Powerpacks ho\u1eb7c h\u1ec7 th\u1ed1ng lithium \u0111\u00f3ng th\u00f9ng, th\u01b0\u1eddng v\u01b0\u1ee3t qu\u00e1 <strong>1000V<\/strong>, cho ph\u00e9p t\u00edch h\u1ee3p n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ho\u1eb7c gi\u00f3 tr\u00ean quy m\u00f4 l\u1edbn.<\/p><h4 class=\"wp-block-heading\">\u2705 H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 Robot<\/h4><p>C\u00e1c \u1ee9ng d\u1ee5ng m\u1edbi n\u1ed5i trong m\u00e1y bay \u0111i\u1ec7n, s\u1ee9 m\u1ec7nh kh\u00f4ng gian v\u00e0 robot t\u1ef1 \u0111\u1ed9ng c\u0169ng \u0111\u00f2i h\u1ecfi <strong>h\u1ec7 th\u1ed1ng nh\u1eb9, \u0111i\u1ec7n \u00e1p cao<\/strong> \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/p><h4 class=\"wp-block-heading\">\ud83d\udd39 C\u00e2n nh\u1eafc v\u1ec1 an to\u00e0n cho pin \u0111i\u1ec7n \u00e1p cao<\/h4><ul class=\"wp-block-list\"><li><strong>C\u00e1ch \u0111i\u1ec7n v\u00e0 c\u00f4 l\u1eadp<\/strong>: \u0110i\u1ec7n \u00e1p cao \u0111\u00f2i h\u1ecfi ph\u1ea3i thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh b\u1ecb \u0111i\u1ec7n gi\u1eadt v\u00e0 \u0111o\u1ea3n m\u1ea1ch.<\/li>\n\n<li><strong>H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (BMS)<\/strong>: \u0110\u1ea3m b\u1ea3o c\u00e1c t\u1ebf b\u00e0o \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng, b\u1ea3o v\u1ec7 v\u00e0 theo d\u00f5i li\u00ean t\u1ee5c.<\/li>\n\n<li><strong>H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t<\/strong>:C\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao c\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng m\u1ea5t nhi\u1ec7t.<\/li><\/ul><p>Trong khi c\u00e1c cell pin \u0111\u01a1n nh\u01b0 <strong><a href=\"https:\/\/www.ahotech.com\/product-category\/lithium-thionyl-chloride-li-socl2-battery\/\">pin lithium li socl2<\/a><\/strong> \u0111\u1ea1t m\u1ee9c t\u1ed1i \u0111a l\u00e0 3,6V, nhu c\u1ea7u v\u1ec1 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n v\u00e0 th\u1eddi gian ch\u1ea1y d\u00e0i h\u01a1n \u0111\u00e3 th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a <strong>h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n \u00e1p cao<\/strong> tr\u00ean kh\u1eafp c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p. T\u1eeb xe \u0111i\u1ec7n \u0111\u1ebfn l\u01b0u tr\u1eef l\u01b0\u1edbi \u0111i\u1ec7n, pin \u0111i\u1ec7n \u00e1p cao cho ph\u00e9p ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng h\u01a1n, s\u1ea1c nhanh h\u01a1n v\u00e0 t\u01b0\u01a1ng lai nh\u1ecf g\u1ecdn h\u01a1n \u0111\u1ec3 cung c\u1ea5p \u0111i\u1ec7n.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd39 Gi\u1edbi h\u1ea1n \u0111i\u1ec7n \u00e1p c\u1ee7a t\u1eebng cell pin M\u1ed7i lo\u1ea1i pin \u0111\u1ec1u c\u00f3 \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi \u0111i\u1ec7n th\u1ebf \u0111i\u1ec7n h\u00f3a c\u1ee7a n\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 danh s\u00e1ch [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1392","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - 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