{"id":2899,"date":"2024-05-21T08:02:00","date_gmt":"2024-05-21T08:02:00","guid":{"rendered":"http:\/\/www.kmdpower.com\/?p=2899"},"modified":"2025-01-13T03:48:56","modified_gmt":"2025-01-13T03:48:56","slug":"what-is-a-battery-c-rating","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/cs\/news\/what-is-a-battery-c-rating\/","title":{"rendered":"Co je to hodnocen\u00ed C baterie"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2899\" class=\"elementor elementor-2899\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35e423f e-flex e-con-boxed e-con e-parent\" data-id=\"35e423f\" data-element_type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f7831bb elementor-widget elementor-widget-text-editor\" data-id=\"f7831bb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Baterie maj\u00ed z\u00e1sadn\u00ed v\u00fdznam pro nap\u00e1jen\u00ed cel\u00e9 \u0159ady modern\u00edch za\u0159\u00edzen\u00ed, od chytr\u00fdch telefon\u016f a\u017e po elektromobily. Z\u00e1sadn\u00edm aspektem v\u00fdkonu baterie je hodnota C, kter\u00e1 ud\u00e1v\u00e1 rychlost nab\u00edjen\u00ed a vyb\u00edjen\u00ed. Tento pr\u016fvodce vysv\u011btluje, co je to C-rating baterie, jak\u00fd m\u00e1 v\u00fdznam, jak jej vypo\u010d\u00edtat a jak\u00e9 jsou jeho aplikace.<\/p>\n<h2 id=\"what-is-a-battery-c-rating-2\">Co je to hodnocen\u00ed C baterie?<\/h2>\n<p>Hodnota C baterie je m\u011b\u0159\u00edtkem rychlosti, kterou lze baterii nab\u00edjet nebo vyb\u00edjet v pom\u011bru k jej\u00ed kapacit\u011b. Kapacita baterie se obvykle hodnot\u00ed rychlost\u00ed 1C. Nap\u0159\u00edklad pln\u011b nabit\u00e1 baterie s kapacitou 10 Ah (amp\u00e9rhodin) p\u0159i rychlosti 1C m\u016f\u017ee dod\u00e1vat proud 10 A po dobu jedn\u00e9 hodiny. Pokud je stejn\u00e1 baterie vybit\u00e1 p\u0159i 0,5C, bude poskytovat 5 amp\u00e9r\u016f po dobu dvou hodin. Naopak p\u0159i rychlosti 2C bude dod\u00e1vat 20 amp\u00e9r\u016f po dobu 30 minut. Porozum\u011bn\u00ed hodnot\u011b C pom\u00e1h\u00e1 p\u0159i vyhodnocov\u00e1n\u00ed, jak rychle m\u016f\u017ee baterie poskytovat energii, ani\u017e by do\u0161lo ke sn\u00ed\u017een\u00ed jej\u00edho v\u00fdkonu.<\/p>\n<h2 id=\"battery-c-rate-chart\">Graf rychlosti baterie C<\/h2>\n<p>N\u00ed\u017ee uveden\u00fd graf zn\u00e1zor\u0148uje r\u016fzn\u00e9 stupn\u011b C a jim odpov\u00eddaj\u00edc\u00ed servisn\u00ed \u010dasy. A\u010dkoli teoretick\u00e9 v\u00fdpo\u010dty nazna\u010duj\u00ed, \u017ee energetick\u00fd v\u00fdkon by m\u011bl z\u016fstat konstantn\u00ed p\u0159i r\u016fzn\u00fdch stupn\u00edch C, re\u00e1ln\u00e9 sc\u00e9n\u00e1\u0159e \u010dasto zahrnuj\u00ed vnit\u0159n\u00ed ztr\u00e1ty energie. P\u0159i vy\u0161\u0161\u00edch rychlostech C se \u010d\u00e1st energie ztr\u00e1c\u00ed ve form\u011b tepla, co\u017e m\u016f\u017ee sn\u00ed\u017eit efektivn\u00ed kapacitu baterie o 5% nebo v\u00edce.<\/p>\n<p><strong>Graf rychlosti baterie C<\/strong><\/p>\n<figure>\n<div class=\"table_wrap\">\n<table>\n<thead>\n<tr>\n<th>Hodnocen\u00ed C<\/th>\n<th>Doba slu\u017eby (\u010das)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>30C<\/td>\n<td>2 minuty<\/td>\n<\/tr>\n<tr>\n<td>20C<\/td>\n<td>3 minuty<\/td>\n<\/tr>\n<tr>\n<td>10C<\/td>\n<td>6 minut<\/td>\n<\/tr>\n<tr>\n<td>5C<\/td>\n<td>12 minut<\/td>\n<\/tr>\n<tr>\n<td>2C<\/td>\n<td>30 minut<\/td>\n<\/tr>\n<tr>\n<td>1C<\/td>\n<td>1 hodina<\/td>\n<\/tr>\n<tr>\n<td>0,5C nebo C \/ 2<\/td>\n<td>2 hodiny<\/td>\n<\/tr>\n<tr>\n<td>0,2C nebo C \/ 5<\/td>\n<td>5 hodin<\/td>\n<\/tr>\n<tr>\n<td>0,1C nebo C \/ 10<\/td>\n<td>10 hodin<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/figure>\n<h2 id=\"how-to-calculate-the-c-rating-of-a-battery\">Jak vypo\u010d\u00edtat hodnotu C baterie<\/h2>\n<p>Hodnota C baterie se ur\u010duje podle doby nab\u00edjen\u00ed nebo vyb\u00edjen\u00ed. \u00dapravou hodnoty C se odpov\u00eddaj\u00edc\u00edm zp\u016fsobem ovlivn\u00ed doba nab\u00edjen\u00ed nebo vyb\u00edjen\u00ed baterie. Vzorec pro v\u00fdpo\u010det \u010dasu (t) je jednoduch\u00fd:<\/p>\n<ul>\n<li><strong>Pro \u010das v hodin\u00e1ch:<\/strong>&nbsp;t = 1 \/ Cr (pro zobrazen\u00ed v hodin\u00e1ch)<\/li>\n<li><strong>Pro \u010das v minut\u00e1ch:<\/strong>&nbsp;t = 60 \/ Cr (zobrazen\u00ed v minut\u00e1ch)<\/li>\n<\/ul>\n<h3 id=\"calculation-examples\">P\u0159\u00edklady v\u00fdpo\u010dt\u016f:<\/h3>\n<ul>\n<li><strong>0,5C P\u0159\u00edklad sazby:<\/strong>&nbsp;Pro baterii s kapacitou 2300 mAh se dostupn\u00fd proud vypo\u010d\u00edt\u00e1 takto:\n<ul>\n<li>Kapacita: 2300mAh\/1000 = 2,3Ah<\/li>\n<li>Proud: 0,5C x 2,3Ah = 1,15A<\/li>\n<li>\u010cas: 1 \/ 0,5C = 2 hodiny<\/li>\n<\/ul>\n<\/li>\n<li><strong>1C P\u0159\u00edklad sazby:<\/strong>&nbsp;Podobn\u011b je tomu u 2300mAh baterie:\n<ul>\n<li>Kapacita: 2300mAh\/1000 = 2,3Ah<\/li>\n<li>Proud: 1C x 2,3Ah = 2,3A<\/li>\n<li>\u010cas: 1 \/ 1C = 1 hodina<\/li>\n<\/ul>\n<\/li>\n<li><strong>P\u0159\u00edklad sazby 2C:<\/strong>&nbsp;Podobn\u011b je tomu u 2300mAh baterie:\n<ul>\n<li>Kapacita: 2300mAh\/1000 = 2,3Ah<\/li>\n<li>Proud: 2C x 2,3Ah = 4,6A<\/li>\n<li>\u010cas: 1 \/ 2C = 0,5 hodiny<\/li>\n<\/ul>\n<\/li>\n<li><strong>P\u0159\u00edklad sazby 30C:<\/strong>&nbsp;Pro 2300mAh baterii:\n<ul>\n<li>Kapacita: 2300mAh\/1000 = 2,3Ah<\/li>\n<li>Proud: 30C x 2,3Ah = 69A<\/li>\n<li>\u010cas: 60 \/ 30C = 2 minuty<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 id=\"how-to-find-the-c-rating-of-a-battery\">Jak zjistit hodnotu C baterie<\/h2>\n<p>Hodnota C baterie je obvykle uvedena na jej\u00edm \u0161t\u00edtku nebo datov\u00e9m listu. U men\u0161\u00edch bateri\u00ed se \u010dasto uv\u00e1d\u00ed hodnota 1C, zn\u00e1m\u00e1 tak\u00e9 jako jednohodinov\u00e1 hodnota. R\u016fzn\u00e9 chemie a konstrukce maj\u00ed za n\u00e1sledek r\u016fzn\u00e9 hodnoty C. Nap\u0159\u00edklad lithiov\u00e9 baterie obvykle podporuj\u00ed vy\u0161\u0161\u00ed rychlost vyb\u00edjen\u00ed ve srovn\u00e1n\u00ed s olov\u011bn\u00fdmi nebo alkalick\u00fdmi bateriemi. Pokud nen\u00ed hodnota C snadno dostupn\u00e1, je vhodn\u00e9 se poradit s v\u00fdrobcem nebo nahl\u00e9dnout do podrobn\u00e9 dokumentace k v\u00fdrobku.<\/p>\n<h2 id=\"applications-requiring-high-c-rates\">Aplikace vy\u017eaduj\u00edc\u00ed vysok\u00e9 hodnoty C<\/h2>\n<p>Baterie s vysokou rychlost\u00ed C maj\u00ed z\u00e1sadn\u00ed v\u00fdznam pro aplikace vy\u017eaduj\u00edc\u00ed rychlou dod\u00e1vku energie. Pat\u0159\u00ed mezi n\u011b:<\/p>\n<ul>\n<li><strong>RC modely:<\/strong>&nbsp;Vysok\u00e9 rychlosti vyb\u00edjen\u00ed zaji\u0161\u0165uj\u00ed p\u0159\u00edval energie pot\u0159ebn\u00fd pro rychlou akceleraci a man\u00e9vrovatelnost.<\/li>\n<li><strong>Drony:<\/strong>&nbsp;Efektivn\u00ed d\u00e1vky energie umo\u017e\u0148uj\u00ed del\u0161\u00ed dobu letu a vy\u0161\u0161\u00ed v\u00fdkon.<\/li>\n<li><strong>Robotika:<\/strong>&nbsp;Vysok\u00e9 rychlosti C podporuj\u00ed dynamick\u00e9 pot\u0159eby energie pro robotick\u00e9 pohyby a operace.<\/li>\n<li><strong>Startovac\u00ed za\u0159\u00edzen\u00ed pro vozidla:<\/strong>&nbsp;Tato za\u0159\u00edzen\u00ed vy\u017eaduj\u00ed k rychl\u00e9mu spu\u0161t\u011bn\u00ed motoru zna\u010dn\u00fd p\u0159\u00edkon energie.<\/li>\n<\/ul>\n<p>V\u00fdb\u011br baterie s vhodnou hodnotou C zaji\u0161\u0165uje v t\u011bchto aplikac\u00edch spolehliv\u00fd a optim\u00e1ln\u00ed v\u00fdkon.<\/p>\n<p>Pokud pot\u0159ebujete pomoci s v\u00fdb\u011brem spr\u00e1vn\u00e9 baterie pro va\u0161i aplikaci, nev\u00e1hejte se obr\u00e1tit na n\u011bkter\u00e9ho z pracovn\u00edk\u016f&nbsp;<a title=\"Kamada power\" href=\"https:\/\/www.kmdpower.com\/cs\/\" target=\"_blank\" rel=\"noopener\">Kamada power<\/a>&nbsp;aplika\u010dn\u00ed in\u017een\u00fd\u0159i.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Baterie jsou z\u00e1kladem pro nap\u00e1jen\u00ed cel\u00e9 \u0159ady modern\u00edch za\u0159\u00edzen\u00ed, od chytr\u00fdch telefon\u016f a\u017e po elektromobily. Z\u00e1sadn\u00edm aspektem v\u00fdkonu baterie je hodnota C, kter\u00e1 ud\u00e1v\u00e1 rychlost nab\u00edjen\u00ed a vyb\u00edjen\u00ed. Tento pr\u016fvodce vysv\u011btluje, co je to C-rating baterie, jak\u00fd m\u00e1 v\u00fdznam, jak jej vypo\u010d\u00edtat a jak\u00e9 jsou jeho aplikace. Co je to C-rating baterie? A...<\/p>","protected":false},"author":1,"featured_media":2933,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[26],"tags":[],"class_list":["post-2899","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/2899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/comments?post=2899"}],"version-history":[{"count":4,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/2899\/revisions"}],"predecessor-version":[{"id":2903,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/2899\/revisions\/2903"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/2933"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=2899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=2899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=2899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}