{"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\/sk\/news\/what-is-a-battery-c-rating\/","title":{"rendered":"\u010co je to hodnotenie C bat\u00e9rie"},"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>Bat\u00e9rie s\u00fa z\u00e1kladom nap\u00e1jania \u0161irokej \u0161k\u00e1ly modern\u00fdch zariaden\u00ed, od smartf\u00f3nov a\u017e po elektrick\u00e9 vozidl\u00e1. Podstatn\u00fdm aspektom v\u00fdkonu bat\u00e9rie je hodnota C, ktor\u00e1 ud\u00e1va r\u00fdchlos\u0165 nab\u00edjania a vyb\u00edjania. T\u00e1to pr\u00edru\u010dka vysvet\u013euje, \u010do je to C-rating bat\u00e9rie, ak\u00fd m\u00e1 v\u00fdznam, ako ho vypo\u010d\u00edta\u0165 a ak\u00e9 s\u00fa jeho aplik\u00e1cie.<\/p>\n<h2 id=\"what-is-a-battery-c-rating-2\">\u010co je to hodnotenie C bat\u00e9rie?<\/h2>\n<p>Hodnota C bat\u00e9rie je mierou r\u00fdchlosti, akou sa m\u00f4\u017ee nab\u00edja\u0165 alebo vyb\u00edja\u0165 vzh\u013eadom na jej kapacitu. Kapacita bat\u00e9rie sa zvy\u010dajne hodnot\u00ed r\u00fdchlos\u0165ou 1C. Napr\u00edklad plne nabit\u00e1 bat\u00e9ria s kapacitou 10 Ah (amp\u00e9rhod\u00edn) pri r\u00fdchlosti 1C m\u00f4\u017ee dod\u00e1va\u0165 10 amp\u00e9rov pr\u00fadu po\u010das jednej hodiny. Ak sa t\u00e1 ist\u00e1 bat\u00e9ria vybije r\u00fdchlos\u0165ou 0,5C, bude poskytova\u0165 5 amp\u00e9rov po\u010das dvoch hod\u00edn. Naopak, pri r\u00fdchlosti 2C bude dod\u00e1va\u0165 20 amp\u00e9rov po\u010das 30 min\u00fat. Pochopenie hodnoty C pom\u00e1ha pri hodnoten\u00ed, ako r\u00fdchlo m\u00f4\u017ee bat\u00e9ria poskytova\u0165 energiu bez toho, aby sa zn\u00ed\u017eil jej v\u00fdkon.<\/p>\n<h2 id=\"battery-c-rate-chart\">Graf r\u00fdchlosti bat\u00e9rie C<\/h2>\n<p>Nasleduj\u00faci graf zn\u00e1zor\u0148uje r\u00f4zne stupne C a zodpovedaj\u00face \u010dasy servisu. Hoci teoretick\u00e9 v\u00fdpo\u010dty nazna\u010duj\u00fa, \u017ee energetick\u00fd v\u00fdkon by mal zosta\u0165 kon\u0161tantn\u00fd pri r\u00f4znych hodnot\u00e1ch C, v re\u00e1lnych scen\u00e1roch \u010dasto doch\u00e1dza k vn\u00fatorn\u00fdm strat\u00e1m energie. Pri vy\u0161\u0161\u00edch r\u00fdchlostiach C sa \u010das\u0165 energie str\u00e1ca vo forme tepla, \u010do m\u00f4\u017ee zn\u00ed\u017ei\u0165 efekt\u00edvnu kapacitu bat\u00e9rie o 5% alebo viac.<\/p>\n<p><strong>Graf r\u00fdchlosti bat\u00e9rie C<\/strong><\/p>\n<figure>\n<div class=\"table_wrap\">\n<table>\n<thead>\n<tr>\n<th>Hodnotenie C<\/th>\n<th>\u010cas slu\u017eby (\u010das)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>30C<\/td>\n<td>2 min\u00faty<\/td>\n<\/tr>\n<tr>\n<td>20C<\/td>\n<td>3 min\u00faty<\/td>\n<\/tr>\n<tr>\n<td>10C<\/td>\n<td>6 min\u00fat<\/td>\n<\/tr>\n<tr>\n<td>5C<\/td>\n<td>12 min\u00fat<\/td>\n<\/tr>\n<tr>\n<td>2C<\/td>\n<td>30 min\u00fat<\/td>\n<\/tr>\n<tr>\n<td>1C<\/td>\n<td>1 hodina<\/td>\n<\/tr>\n<tr>\n<td>0,5C alebo C \/ 2<\/td>\n<td>2 hodiny<\/td>\n<\/tr>\n<tr>\n<td>0,2C alebo C \/ 5<\/td>\n<td>5 hod\u00edn<\/td>\n<\/tr>\n<tr>\n<td>0,1C alebo C \/ 10<\/td>\n<td>10 hod\u00edn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/figure>\n<h2 id=\"how-to-calculate-the-c-rating-of-a-battery\">Ako vypo\u010d\u00edta\u0165 hodnotu C bat\u00e9rie<\/h2>\n<p>Hodnota C bat\u00e9rie sa ur\u010duje pod\u013ea \u010dasu, ktor\u00fd je potrebn\u00fd na jej nabitie alebo vybitie. \u00dapravou hodnoty C sa zodpovedaj\u00facim sp\u00f4sobom ovplyvn\u00ed \u010das nab\u00edjania alebo vyb\u00edjania bat\u00e9rie. Vzorec na v\u00fdpo\u010det \u010dasu (t) je jednoduch\u00fd:<\/p>\n<ul>\n<li><strong>Pre \u010das v hodin\u00e1ch:<\/strong>&nbsp;t = 1 \/ Cr (zobrazenie v hodin\u00e1ch)<\/li>\n<li><strong>Pre \u010das v min\u00fatach:<\/strong>&nbsp;t = 60 \/ Cr (zobrazenie v min\u00fatach)<\/li>\n<\/ul>\n<h3 id=\"calculation-examples\">Pr\u00edklady v\u00fdpo\u010dtov:<\/h3>\n<ul>\n<li><strong>0,5C Pr\u00edklad sadzby:<\/strong>&nbsp;Pre 2300mAh bat\u00e9riu sa dostupn\u00fd pr\u00fad vypo\u010d\u00edta takto:\n<ul>\n<li>Kapacita: 2300 mAh\/1000 = 2,3Ah<\/li>\n<li>Pr\u00fad: 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 Pr\u00edklad sadzby:<\/strong>&nbsp;Podobne je to aj v pr\u00edpade 2300mAh bat\u00e9rie:\n<ul>\n<li>Kapacita: 2300 mAh\/1000 = 2,3Ah<\/li>\n<li>Pr\u00fad: 1C x 2,3Ah = 2,3A<\/li>\n<li>\u010cas: 1 \/ 1C = 1 hodina<\/li>\n<\/ul>\n<\/li>\n<li><strong>Pr\u00edklad sadzby 2C:<\/strong>&nbsp;Podobne je to aj v pr\u00edpade 2300mAh bat\u00e9rie:\n<ul>\n<li>Kapacita: 2300 mAh\/1000 = 2,3Ah<\/li>\n<li>Pr\u00fad: 2C x 2,3Ah = 4,6A<\/li>\n<li>\u010cas: 1 \/ 2C = 0,5 hodiny<\/li>\n<\/ul>\n<\/li>\n<li><strong>Pr\u00edklad sadzby 30C:<\/strong>&nbsp;Pre 2300mAh bat\u00e9riu:\n<ul>\n<li>Kapacita: 2300 mAh\/1000 = 2,3Ah<\/li>\n<li>Pr\u00fad: 30C x 2,3Ah = 69A<\/li>\n<li>\u010cas: 60 \/ 30C = 2 min\u00faty<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 id=\"how-to-find-the-c-rating-of-a-battery\">Ako zisti\u0165 hodnotu C bat\u00e9rie<\/h2>\n<p>Hodnota C bat\u00e9rie je zvy\u010dajne uveden\u00e1 na jej \u0161t\u00edtku alebo v technickom liste. Men\u0161ie bat\u00e9rie maj\u00fa \u010dasto hodnotu 1C, ktor\u00e1 je zn\u00e1ma aj ako jednohodinov\u00e1 hodnota. R\u00f4zne chemick\u00e9 l\u00e1tky a kon\u0161trukcie maj\u00fa za n\u00e1sledok r\u00f4zne hodnoty C. Napr\u00edklad l\u00edtiov\u00e9 bat\u00e9rie zvy\u010dajne podporuj\u00fa vy\u0161\u0161ie r\u00fdchlosti vyb\u00edjania v porovnan\u00ed s oloven\u00fdmi alebo alkalick\u00fdmi bat\u00e9riami. Ak nie je hodnota C \u013eahko dostupn\u00e1, odpor\u00fa\u010da sa konzult\u00e1cia s v\u00fdrobcom alebo nahliadnutie do podrobnej dokument\u00e1cie k v\u00fdrobku.<\/p>\n<h2 id=\"applications-requiring-high-c-rates\">Aplik\u00e1cie vy\u017eaduj\u00face vysok\u00e9 hodnoty C<\/h2>\n<p>Bat\u00e9rie s vysokou r\u00fdchlos\u0165ou C s\u00fa k\u013e\u00fa\u010dov\u00e9 pre aplik\u00e1cie, ktor\u00e9 si vy\u017eaduj\u00fa r\u00fdchlu dod\u00e1vku energie. Medzi ne patria:<\/p>\n<ul>\n<li><strong>RC modely:<\/strong>&nbsp;Vysok\u00e9 r\u00fdchlosti vyb\u00edjania poskytuj\u00fa pr\u00edval energie potrebnej na r\u00fdchle zr\u00fdchlenie a man\u00e9vrovate\u013enos\u0165.<\/li>\n<li><strong>Drony:<\/strong>&nbsp;Efekt\u00edvne d\u00e1vky energie umo\u017e\u0148uj\u00fa dlh\u0161\u00ed \u010das letu a lep\u0161\u00ed v\u00fdkon.<\/li>\n<li><strong>Robotika:<\/strong>&nbsp;Vysok\u00e9 hodnoty C podporuj\u00fa dynamick\u00e9 potreby energie pri pohyboch a oper\u00e1ci\u00e1ch robotov.<\/li>\n<li><strong>\u0160tartovacie zariadenia pre vozidl\u00e1:<\/strong>&nbsp;Tieto zariadenia vy\u017eaduj\u00fa na r\u00fdchle na\u0161tartovanie motorov zna\u010dn\u00fd pr\u00edkon energie.<\/li>\n<\/ul>\n<p>V t\u00fdchto aplik\u00e1ci\u00e1ch v\u00fdber bat\u00e9rie s vhodnou hodnotou C zaru\u010duje spo\u013eahliv\u00fd a optim\u00e1lny v\u00fdkon.<\/p>\n<p>Ak potrebujete pomoc pri v\u00fdbere spr\u00e1vnej bat\u00e9rie pre va\u0161u aplik\u00e1ciu, nev\u00e1hajte sa obr\u00e1ti\u0165 na niektor\u00e9ho z&nbsp;<a title=\"Kamada power\" href=\"https:\/\/www.kmdpower.com\/sk\/\" target=\"_blank\" rel=\"noopener\">Kamada power<\/a>&nbsp;aplika\u010dn\u00ed in\u017einieri.<\/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>Bat\u00e9rie s\u00fa z\u00e1kladom nap\u00e1jania \u0161irokej \u0161k\u00e1ly modern\u00fdch zariaden\u00ed, od smartf\u00f3nov a\u017e po elektrick\u00e9 vozidl\u00e1. Podstatn\u00fdm aspektom v\u00fdkonu bat\u00e9rie je hodnota C, ktor\u00e1 ud\u00e1va r\u00fdchlos\u0165 nab\u00edjania a vyb\u00edjania. T\u00e1to pr\u00edru\u010dka vysvet\u013euje, \u010do je to C-rating bat\u00e9rie, ak\u00fd m\u00e1 v\u00fdznam, ako ho vypo\u010d\u00edta\u0165 a ak\u00e9 s\u00fa jeho aplik\u00e1cie. \u010co je C-hodnota bat\u00e9rie? 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\/sk\/wp-json\/wp\/v2\/posts\/2899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/comments?post=2899"}],"version-history":[{"count":4,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/2899\/revisions"}],"predecessor-version":[{"id":2903,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/2899\/revisions\/2903"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/media\/2933"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/media?parent=2899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/categories?post=2899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/tags?post=2899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}