{"id":5033,"date":"2025-12-31T16:57:08","date_gmt":"2025-12-31T16:57:08","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=5033"},"modified":"2025-12-31T16:57:11","modified_gmt":"2025-12-31T16:57:11","slug":"how-high-rate-vs-standard-discharge-affects-lifepo4-battery-life","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/cs\/news\/how-high-rate-vs-standard-discharge-affects-lifepo4-battery-life\/","title":{"rendered":"Jak ovliv\u0148uje \u017eivotnost bateri\u00ed LiFePO4 vysok\u00e1 rychlost vs. standardn\u00ed vyb\u00edjen\u00ed"},"content":{"rendered":"<p>Jak ovliv\u0148uje \u017eivotnost baterie LiFePO4 vysokorychlostn\u00ed vs. standardn\u00ed vyb\u00edjen\u00ed. \"4000+ cykl\u016f\" je standardn\u00ed slib, p\u0159esto se aplikace s vysok\u00fdm to\u010div\u00fdm momentem \u010dasto pot\u00fdkaj\u00ed s degradac\u00ed 30% za pouh\u00e9 dva roky. Vin\u00edkem je m\u00e1lokdy kvalita, ale sp\u00ed\u0161e\u00a0<strong>Rychlost vypou\u0161t\u011bn\u00ed (C-Rate)<\/strong>-dimenzov\u00e1n\u00ed na kapacitu (Ah) p\u0159i sou\u010dasn\u00e9m ignorov\u00e1n\u00ed popt\u00e1vky po v\u00fdkonu (Amp\u00e9ry). Tento pr\u016fvodce se pohybuje nad r\u00e1mec bro\u017eury a vysv\u011btluje fyzik\u00e1ln\u00ed aspekty tepeln\u00e9 degradace a jak dimenzovat syst\u00e9m, abyste skute\u010dn\u011b dos\u00e1hli c\u00edle 4000 cykl\u016f.<\/p><figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/vava-101.jpg\" alt=\"\" class=\"wp-image-2052\"\/><\/figure><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/cs\/10kwh-battery-for-powerwall-home-battery-storage-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kamada Power 10kWh baterie Powerwall<\/a><\/strong><\/p><h2 class=\"wp-block-heading\" id=\"standard-vs-high-rate-discharge\">Standardn\u00ed vs. vysokorychlostn\u00ed vyb\u00edjen\u00ed<\/h2><p>Ne\u017e se pust\u00edme do termodynamiky, mus\u00edme mluvit stejn\u00fdm jazykem. V laborato\u0159i se v\u00fdkon baterie definuje pomoc\u00ed \"C-Rate\".<\/p><h3 class=\"wp-block-heading\" id=\"what-is-standard-discharge-the-sweet-spot-\">Co je standardn\u00ed vybit\u00ed? (Sladk\u00fd bod)<\/h3><p>Definice: Obvykle 0,2C a\u017e 0,5C.<\/p><p>Kontext: Kdy\u017e v\u00fdrobce testuje \u010dl\u00e1nek, aby ur\u010dil jeho \u017eivotnost (nap\u0159. graf na datasheetu), t\u00e9m\u011b\u0159 v\u017edy testuje p\u0159i t\u00e9to \u0161etrn\u00e9 rychlosti. P\u0159edstavuje \"sladk\u00fd bod\", kdy chemick\u00e9 reakce prob\u00edhaj\u00ed efektivn\u011b s minim\u00e1ln\u00ed produkc\u00ed tepla.<\/p><h3 class=\"wp-block-heading\" id=\"what-is-high-rate-discharge-performance-mode-\">Co je to vysokorychlostn\u00ed vyb\u00edjen\u00ed? (V\u00fdkonnostn\u00ed re\u017eim)<\/h3><p>Definice: Obvykle 1C a\u017e 3C (kontinu\u00e1ln\u00ed).<\/p><p>P\u0159\u00edpady pou\u017eit\u00ed: Toto je skute\u010dn\u00fd sv\u011bt. Je to elektromobil zrychluj\u00edc\u00ed na ramp\u011b, mikrovlnn\u00e1 trouba nap\u00e1jen\u00e1 z baterie obytn\u00e9ho vozu nebo hydraulick\u00e9 \u010derpadlo.<\/p><ul class=\"wp-block-list\"><li><strong>1C:<\/strong>\u00a0Baterie se vybije za 1 hodinu.<\/li>\n\n<li><strong>2C:<\/strong>\u00a0Baterie se vybije za 30 minut.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"how-to-calculate-c-rate\">Jak vypo\u010d\u00edtat sazbu C<\/h3><p>Vzorec je jednoduch\u00fd, ale pro ur\u010den\u00ed velikosti je rozhoduj\u00edc\u00ed:<\/p><p><strong>C-Rate = proud (amp\u00e9ry) \u00f7 kapacita (amp\u00e9rhodiny)<\/strong><\/p><p>P\u0159\u00edklad:<\/p><p>Pokud m\u00e1te 100Ah baterii a v\u00e1\u0161 m\u011bni\u010d odeb\u00edr\u00e1 100 A:<\/p><p>100A \u00f7 100Ah = 1C.<\/p><p>To je pova\u017eov\u00e1no za st\u0159edn\u00ed a\u017e vysokou z\u00e1t\u011b\u017e.<\/p><h2 class=\"wp-block-heading\" id=\"the-physics-why-high-rate-discharge-generates-heat\">Fyzika: Pro\u010d vysokorychlostn\u00ed v\u00fdboj generuje teplo<\/h2><p>Pro\u010d se \u017eivotnost baterie zkracuje? Nen\u00ed to magie, ale fyzika. Konkr\u00e9tn\u011b jde o to, \u017ee&nbsp;<strong>Joule\u016fv z\u00e1kon oh\u0159evu<\/strong>.<\/p><h3 class=\"wp-block-heading\" id=\"the-joule-heating-law-p-i-r-\">Joule\u016fv z\u00e1kon oh\u0159evu (P = I\u00b2R)<\/h3><p>Ka\u017ed\u00e1 baterie m\u00e1&nbsp;<strong>Vnit\u0159n\u00ed odpor (R)<\/strong>. M\u016f\u017ee b\u00fdt mal\u00fd (miliohmy), ale je to nep\u0159\u00edtel. Teplo vznikaj\u00edc\u00ed uvnit\u0159 \u010dl\u00e1nku se \u0159\u00edd\u00ed t\u00edmto vzorcem:<\/p><p><strong>P(teplo) = I\u00b2 \u00d7 R(vnit\u0159n\u00ed)<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>P(heat):<\/strong>\u00a0V\u00fdkon ztracen\u00fd jako teplo (watty)<\/li>\n\n<li><strong>I:<\/strong>\u00a0Vyb\u00edjec\u00ed proud (amp\u00e9ry)<\/li>\n\n<li><strong>R(intern\u00ed):<\/strong>\u00a0Vnit\u0159n\u00ed odpor (ohmy)<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"the-square-law-danger-the-math-you-can-t-ignore-\">Nebezpe\u010d\u00ed \"\u010dtvercov\u00e9ho z\u00e1kona\" (matematika, kterou nelze ignorovat)<\/h3><p>V\u0161imn\u011bte si, \u017ee proud (I) je&nbsp;<strong>\u010dtverec<\/strong>&nbsp;(I\u00b2). To znamen\u00e1, \u017ee teplo se nezvy\u0161uje line\u00e1rn\u011b se zat\u00ed\u017een\u00edm, ale exponenci\u00e1ln\u011b.<\/p><p>Pod\u00edvejme se na rozd\u00edl mezi standardn\u00edm (0,5C) a vysokorychlostn\u00edm (2C) vyb\u00edjen\u00edm stejn\u00e9 baterie:<\/p><ul class=\"wp-block-list\"><li>Sc\u00e9n\u00e1\u0159 A (standard 0,5C): Teplo je \u00fam\u011brn\u00e9 0,5\u00b2 = 0,25.<\/li>\n\n<li>Sc\u00e9n\u00e1\u0159 B (vysok\u00e1 rychlost 2C): Teplo je \u00fam\u011brn\u00e9 2\u00b2 = 4.<\/li><\/ul><p><strong>V\u00fdsledek:<\/strong>&nbsp;P\u0159echod z 0,5C na 2C p\u0159edstavuje \u010dty\u0159n\u00e1sobn\u00e9 zv\u00fd\u0161en\u00ed proudu, ale&nbsp;<strong>16n\u00e1sobn\u00e9 zv\u00fd\u0161en\u00ed produkce tepla<\/strong>&nbsp;(4 \u00f7 0.25 = 16).<\/p><p><strong>Z\u00e1v\u011br:<\/strong>&nbsp;Tento masivn\u00ed n\u00e1r\u016fst vnit\u0159n\u00ed teploty zp\u016fsobuje degradaci elektrolytu a zes\u00edlen\u00ed vrstvy pevn\u00e9ho elektrolytu (SEI), co\u017e trvale zadr\u017euje ionty lithia a sni\u017euje kapacitu.<\/p><h3 class=\"wp-block-heading\" id=\"consequences-polarization-traffic-jams\">D\u016fsledky: Polarizace a dopravn\u00ed z\u00e1cpy<\/h3><p>P\u0159i vysok\u00fdch rychlostech doch\u00e1z\u00ed k \"dopravn\u00ed z\u00e1cp\u011b\" iont\u016f lithia na povrchu elektrody. Nemohou interkalovat (vstoupit) do struktury anody dostate\u010dn\u011b rychle. To zp\u016fsobuje&nbsp;<strong>Polarizace<\/strong>, co\u017e se projev\u00ed jako okam\u017eit\u00fd pokles nap\u011bt\u00ed. To nut\u00ed baterii pracovat v\u00edce, aby dodala stejnou energii, co\u017e vytv\u00e1\u0159\u00ed zp\u011btnou vazbu tepla a nap\u011bt\u00ed.<\/p><h2 class=\"wp-block-heading\" id=\"data-analysis-cycle-life-comparison-table\">Anal\u00fdza dat: Srovn\u00e1vac\u00ed tabulka \u017eivotnosti cyklu<\/h2><p>Sestavili jsme pr\u016fmyslov\u00e9 pr\u016fm\u011bry pro prizmatick\u00e9 \u010dl\u00e1nky LiFePO4 \u00farovn\u011b A, abychom uk\u00e1zali skute\u010dn\u00e9 n\u00e1klady na rychlost.<\/p><h3 class=\"wp-block-heading\" id=\"real-world-lifespan-scenarios\">Sc\u00e9n\u00e1\u0159e re\u00e1ln\u00e9 d\u00e9lky \u017eivota<\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Rychlost vypou\u0161t\u011bn\u00ed<\/strong><\/th><th><strong>Teplota<\/strong><\/th><th><strong>Stres z horka<\/strong><\/th><th><strong>Odhadovan\u00e1 \u017eivotnost cyklu (do 80% SOH)<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>0,5C (standardn\u00ed)<\/strong><\/td><td>25\u00b0C<\/td><td>N\u00edzk\u00e1<\/td><td><strong>4,000 &#8211; 5,000<\/strong><\/td><\/tr><tr><td><strong>1C (m\u00edrn\u011b pokro\u010dil\u00fd)<\/strong><\/td><td>25\u00b0C<\/td><td>St\u0159edn\u00ed<\/td><td><strong>3,000 &#8211; 3,500<\/strong><\/td><\/tr><tr><td><strong>2C (vysok\u00e1)<\/strong><\/td><td>25\u00b0C<\/td><td>Vysok\u00e1<\/td><td><strong>2,000 &#8211; 2,500<\/strong><\/td><\/tr><tr><td><strong>2C (vysok\u00e1)<\/strong><\/td><td>45\u00b0C+<\/td><td><strong>Extr\u00e9mn\u00ed<\/strong><\/td><td><strong>&lt; 1,500<\/strong><\/td><\/tr><\/tbody><\/table><\/figure><p><em>V\u0161imn\u011bte si, \u017ee kombinace vysok\u00e9 rychlosti a vysok\u00e9 okoln\u00ed teploty (spodn\u00ed \u0159\u00e1dek) efektivn\u011b zni\u010d\u00ed baterii za t\u0159etinu \u010dasu.<\/em><\/p><h3 class=\"wp-block-heading\" id=\"understanding-voltage-sag\">Porozum\u011bn\u00ed nap\u011b\u0165ov\u00e9mu pr\u016fhybu<\/h3><p>Vysok\u00e9 hodnoty C nezab\u00edjej\u00ed jen dlouhodobou \u017eivotnost, ale sni\u017euj\u00ed i dne\u0161n\u00ed vyu\u017eitelnou kapacitu.<\/p><p>Kv\u016fli poklesu vnit\u0159n\u00edho odporu (V = I \u00d7 R) dos\u00e1hne baterie p\u0159i z\u00e1t\u011b\u017ei 2C sv\u00e9ho Low Voltage Cutoff (nap\u0159. 10 V) mnohem d\u0159\u00edve ne\u017e baterie p\u0159i z\u00e1t\u011b\u017ei 0,5C, i kdy\u017e v \u010dl\u00e1nc\u00edch je\u0161t\u011b zb\u00fdv\u00e1 chemick\u00e1 energie.<\/p><h2 class=\"wp-block-heading\" id=\"the-peukert-effect-lifepo4-vs-lead-acid\">Peukert\u016fv efekt: LiFePO4 vs. olovnat\u00e9 kyseliny.<\/h2><p>Pokud p\u0159ech\u00e1z\u00edte z olov\u011bn\u00fdch akumul\u00e1tor\u016f, mo\u017en\u00e1 jste si zvykli na no\u010dn\u00ed m\u016fru \"Peukert\u016fv efekt\".<\/p><h3 class=\"wp-block-heading\" id=\"why-lifepo4-wins-on-efficiency\">Pro\u010d LiFePO4 v\u00edt\u011bz\u00ed v \u00fa\u010dinnosti<\/h3><ul class=\"wp-block-list\"><li><strong>Kyselina olovnat\u00e1:<\/strong>\u00a0Siln\u011b trp\u00ed Peukertov\u00fdm z\u00e1konem. Pokud vybijete olov\u011bn\u00fd akumul\u00e1tor p\u0159i\u00a0<strong>1C<\/strong>, m\u016f\u017eete z\u00edskat pouze\u00a0<strong>50%<\/strong>\u00a0jeho jmenovit\u00e9 kapacity. Zbytek se ztr\u00e1c\u00ed teplem a ne\u00fa\u010dinnost\u00ed.<\/li>\n\n<li><strong>LiFePO4:<\/strong>\u00a0Je neuv\u011b\u0159iteln\u011b efektivn\u00ed. Dokonce i p\u0159i\u00a0<strong>1C<\/strong>, kvalitn\u00ed lithiov\u00e1 baterie poskytne\u00a0<strong>~95%<\/strong>\u00a0jeho jmenovit\u00e9 kapacity.<\/li><\/ul><p><strong>Nuance:<\/strong>&nbsp;Lithium v\u00e1m d\u00e1v\u00e1&nbsp;<em>schopnost<\/em>&nbsp;provozovat vysok\u00fd v\u00fdkon bez masivn\u00edch ztr\u00e1t kapacity b\u011bhem cyklu, ale jak jsme prok\u00e1zali v\u00fd\u0161e.&nbsp;<em>tepeln\u00e9 n\u00e1klady<\/em>&nbsp;se plat\u00ed v dlouhodob\u00e9m \u017eivotn\u00edm cyklu.<\/p><h2 class=\"wp-block-heading\" id=\"engineering-tips-how-to-maximize-life-in-high-power-systems\">Technick\u00e9 tipy: Jak maximalizovat \u017eivotnost syst\u00e9m\u016f s vysok\u00fdm v\u00fdkonem<\/h2><p>Ne v\u017edy si m\u016f\u017eete dovolit luxus pomal\u00e9ho b\u011bhu. Pokud va\u0161e aplikace&nbsp;<em>vy\u017eaduje<\/em>&nbsp;vysok\u00fd v\u00fdkon, zde je n\u00e1vod, jak tento probl\u00e9m obej\u00edt.<\/p><h3 class=\"wp-block-heading\" id=\"1-oversize-the-bank-the-0-5c-rule-\">1. P\u0159edimenzov\u00e1n\u00ed banky (pravidlo 0,5C)<\/h3><p>Nejlevn\u011bj\u0161\u00edm zp\u016fsobem chlazen\u00ed baterie je jej\u00ed zv\u011bt\u0161en\u00ed.<\/p><p>Pravidlo: Pokud va\u0161e z\u00e1t\u011b\u017e odeb\u00edr\u00e1 200 A, nekupujte 200Ah baterii (co\u017e by bylo 1C). M\u00edsto toho si kupte 400Ah akumul\u00e1tor.<\/p><ul class=\"wp-block-list\"><li><strong>V\u00fdsledek:<\/strong>\u00a0V\u00e1\u0161 n\u00e1klad je nyn\u00ed\u00a0<strong>0.5C<\/strong>. Sn\u00ed\u017eili jste produkci tepla zhruba o 75% a zdvojn\u00e1sobili o\u010dek\u00e1vanou \u017eivotnost cyklu.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"2-upgrade-interconnects\">2. Upgrade propojen\u00ed<\/h3><p>Teplo nepoch\u00e1z\u00ed jen z \u010dl\u00e1nk\u016f, ale tak\u00e9 z odporu p\u0159\u00edpojnic a kabel\u016f.<\/p><p>Pro syst\u00e9my s vysokou rychlost\u00ed pou\u017eijte p\u0159\u00edpojnice dimenzovan\u00e9 na 1,25n\u00e1sobek maxim\u00e1ln\u00edho trval\u00e9ho proudu. Pokud se va\u0161e spoje zah\u0159\u00edvaj\u00ed, teplo se p\u0159en\u00e1\u0161\u00ed p\u0159\u00edmo do svorek baterie a \u010dl\u00e1nk\u016f.<\/p><h3 class=\"wp-block-heading\" id=\"3-active-cooling\">3. Aktivn\u00ed chlazen\u00ed<\/h3><p>Pokud nep\u0159etr\u017eit\u011b pracujete p\u0159i teplot\u011b 2C+, pasivn\u00ed chlazen\u00ed nesta\u010d\u00ed. Ujist\u011bte se, \u017ee je&nbsp;<strong>2-3mm vzduchov\u00e1 mezera<\/strong>&nbsp;mezi \u010dl\u00e1nky (nelepte je t\u011bsn\u011b k sob\u011b) a zva\u017ete nucen\u00e9 chlazen\u00ed vzduchem (ventil\u00e1tory) v krytu baterie, abyste odstranili tento nedostatek.&nbsp;<strong>I\u00b2R<\/strong>&nbsp;teplo.<\/p><h3 class=\"wp-block-heading\" id=\"4-bms-optimization\">4. Optimalizace BMS<\/h3><p>Nakonfigurujte syst\u00e9m spr\u00e1vy bateri\u00ed (BMS) s vhodn\u00fdm zpo\u017ed\u011bn\u00edm nadproudov\u00e9 ochrany (OCP). Nenastavujte p\u0159\u00edli\u0161 citlivou spou\u0161\u0165, jinak se syst\u00e9m BMS vypne b\u011bhem rozb\u011bhov\u00fdch proud\u016f motoru. Nastavte v\u0161ak konzervativn\u00ed \"Temperature Cutoff\" (nap\u0159. 55 \u00b0C), aby se syst\u00e9m zastavil d\u0159\u00edve, ne\u017e se zv\u00fd\u0161\u00ed riziko tepeln\u00e9ho vy\u010derp\u00e1n\u00ed.<\/p><h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2><p>Nezapome\u0148te, \u017ee \u00fadaj \"4000 cykl\u016f\" je ide\u00e1ln\u00ed \u00fadaj v katalogov\u00e9m listu, nikoli z\u00e1ruka. I kdy\u017e LiFePO4 zvl\u00e1d\u00e1 vysok\u00e9 rychlosti, fyzika&nbsp;<strong>Vyt\u00e1p\u011bn\u00ed I\u00b2R<\/strong>&nbsp;to znamen\u00e1, \u017ee p\u0159i dvojn\u00e1sobn\u00e9m zat\u00ed\u017een\u00ed baterie vznik\u00e1 \u010dty\u0159ikr\u00e1t v\u00edce tepla - hlavn\u00ed p\u0159\u00ed\u010dina st\u00e1rnut\u00ed. Chcete-li dos\u00e1hnout maxim\u00e1ln\u00ed n\u00e1vratnosti investic, navrhn\u011bte sv\u016fj syst\u00e9m na z\u00e1klad\u011b&nbsp;<strong>0.5C<\/strong>&nbsp;trval\u00e9 zat\u00ed\u017een\u00ed; m\u00edrn\u00e9 zv\u00fd\u0161en\u00ed po\u010d\u00e1te\u010dn\u00ed kapacity se vyplat\u00ed, proto\u017ee zabr\u00e1n\u00ed p\u0159ed\u010dasn\u00e9 v\u00fdm\u011bn\u011b.<\/p><p><strong>Nejste si jisti, zda v\u00e1\u0161 syst\u00e9m zvl\u00e1dne z\u00e1t\u011b\u017e? <a href=\"https:\/\/www.kmdpower.com\/cs\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kontakt Kamada Power<\/a><\/strong> n\u00e1\u0161 t\u00fdm in\u017een\u00fdr\u016f bateri\u00ed, kter\u00fd v\u00e1m zdarma vypo\u010d\u00edt\u00e1 hodnotu C a doporu\u010d\u00ed velikost bateriov\u00e9 banky.<\/p><h2 class=\"wp-block-heading\" id=\"faq\">\u010cASTO KLADEN\u00c9 DOTAZY<\/h2><h3 class=\"wp-block-heading\" id=\"is-1c-discharge-safe-for-lifepo4-\">Je vyb\u00edjen\u00ed 1C pro LiFePO4 bezpe\u010dn\u00e9?<\/h3><p>Ano, rozhodn\u011b. Kvalitn\u00ed baterie LiFePO4 je chemicky bezpe\u010dn\u00e1 p\u0159i 1C. Nezap\u00e1l\u00ed se ani nevybuchne. P\u0159i nep\u0159etr\u017eit\u00e9m provozu p\u0159i 1C v\u0161ak bude m\u00edt za n\u00e1sledek m\u00e9n\u011b celkov\u00fdch cykl\u016f (nap\u0159. 3000 m\u00edsto 5000) ve srovn\u00e1n\u00ed s provozem p\u0159i 0,5C. Je to kompromis mezi v\u00fdkonem a \u017eivotnost\u00ed.<\/p><h3 class=\"wp-block-heading\" id=\"how-does-temperature-affect-high-rate-discharge-\">Jak ovliv\u0148uje teplota vysokorychlostn\u00ed vyb\u00edjen\u00ed?<\/h3><p>Teplo plus vysok\u00e1 rychlost je \"dvojit\u00e1 smrt\". Pokud je okoln\u00ed teplota 40 \u00b0C a b\u011b\u017e\u00edte p\u0159i 2 \u00b0C, m\u016f\u017ee vnit\u0159n\u00ed teplota \u010dl\u00e1nku snadno p\u0159ekro\u010dit 60 \u00b0C, co\u017e rychle degraduje elektrolyt. P\u0159i n\u00e1ro\u010dn\u00e9m vyb\u00edjen\u00ed udr\u017eujte baterie v\u017edy pod 45 \u00b0C.<\/p><h3 class=\"wp-block-heading\" id=\"does-high-discharge-rate-affect-charging-speed-\">M\u00e1 vysok\u00e1 rychlost vyb\u00edjen\u00ed vliv na rychlost nab\u00edjen\u00ed?<\/h3><p>Nep\u0159\u00edmo ano. Vysok\u00e1 rychlost vyb\u00edjen\u00ed zah\u0159\u00edv\u00e1 baterii. Pokud se baterie p\u0159\u00edli\u0161 zah\u0159eje, m\u016f\u017ee teplotn\u00ed \u010didlo BMS zablokovat okam\u017eit\u00e9 dob\u00edjen\u00ed baterie, dokud se neochlad\u00ed na bezpe\u010dnou hodnotu.<\/p>","protected":false},"excerpt":{"rendered":"<p>Jak ovliv\u0148uje \u017eivotnost baterie LiFePO4 vysokorychlostn\u00ed vs. standardn\u00ed vyb\u00edjen\u00ed. \"4000+ cykl\u016f\" je standardn\u00ed slib, p\u0159esto se aplikace s vysok\u00fdm to\u010div\u00fdm momentem \u010dasto pot\u00fdkaj\u00ed s degradac\u00ed 30% za pouh\u00e9 dva roky. Vin\u00edkem je z\u0159\u00eddkakdy kvalita, ale sp\u00ed\u0161e rychlost vyb\u00edjen\u00ed (C-Rate) - dimenzov\u00e1n\u00ed na kapacitu (Ah) p\u0159i ignorov\u00e1n\u00ed pot\u0159eby v\u00fdkonu (Amp\u00e9ry). Tento pr\u016fvodce se pohybuje nad r\u00e1mec bro\u017eury a vysv\u011btluje fyzik\u00e1ln\u00ed principy....<\/p>","protected":false},"author":1,"featured_media":2052,"comment_status":"closed","ping_status":"closed","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":[19,26],"tags":[],"class_list":["post-5033","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news_catalog","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5033","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=5033"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5033\/revisions"}],"predecessor-version":[{"id":5034,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5033\/revisions\/5034"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/2052"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=5033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=5033"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=5033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}