{"id":5112,"date":"2026-01-21T11:33:56","date_gmt":"2026-01-21T11:33:56","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=5112"},"modified":"2026-01-21T11:33:58","modified_gmt":"2026-01-21T11:33:58","slug":"shallow-charging-vs-deep-discharge-for-lifepo4-battery","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/cs\/news\/shallow-charging-vs-deep-discharge-for-lifepo4-battery\/","title":{"rendered":"M\u011blk\u00e9 nab\u00edjen\u00ed vs. hlubok\u00e9 vyb\u00edjen\u00ed pro baterie LiFePO4"},"content":{"rendered":"<p>Jeden technik z vozov\u00e9ho parku mi jednou \u0159ekl: \"Baterie nen\u00ed vybit\u00e1. Je jen&nbsp;<em>akty<\/em>&nbsp;mrtv\u00fd na 30%.\" Nem\u00fdlil se. Bal\u00ed\u010dek m\u011bl st\u00e1le energii, ale syst\u00e9m se p\u0159i zat\u00ed\u017een\u00ed st\u00e1le vyp\u00ednal p\u0159i n\u00edzk\u00e9m nap\u011bt\u00ed a z\u00e1kazn\u00edk z toho vinil chemii.<\/p><p>Takov\u00e1 je realita tohoto t\u00e9matu. V\u011bt\u0161ina \"p\u0159ed\u010dasn\u00fdch selh\u00e1n\u00ed\" LiFePO4 nen\u00ed jedn\u00edm dramatick\u00fdm hlubok\u00fdm vybit\u00edm. Jsou to vzorce:&nbsp;<strong>n\u00e1vyky SOC + nastaven\u00ed vyp\u00edn\u00e1n\u00ed + chov\u00e1n\u00ed p\u0159i vyva\u017eov\u00e1n\u00ed<\/strong>&nbsp;kter\u00e9 neodpov\u00eddaj\u00ed aplikaci.<\/p><p>Tento pr\u016fvodce v\u00e1m pom\u016f\u017ee zvolit strategii nab\u00edjen\u00ed\/vyb\u00edjen\u00ed, kter\u00e1 je vhodn\u00e1 pro&nbsp;<strong>Z\u00e1ruka bezpe\u010dn\u00e1<\/strong>,&nbsp;<strong>vhodn\u00e9 pro ter\u00e9n<\/strong>a ve skute\u010dnosti zvy\u0161uje \u017eivotnost - ani\u017e by se v\u00e1\u0161 projekt zm\u011bnil v no\u010dn\u00ed m\u016fru \u00fadr\u017eby.<\/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\/Kamada-Power-12V-200Ah-Lifepo4-Battery-X01.png\" alt=\"\" class=\"wp-image-1185\"\/><\/figure><h2 class=\"wp-block-heading\" id=\"should-you-shallow-cycle-or-deep-discharge-lifepo4-\">M\u011bli byste LiFePO4 vyb\u00edjet m\u011blce nebo hluboce?<\/h2><p><strong>M\u011blk\u00fd cyklus (nap\u0159. \u017eivotnost v okn\u011b SOC 20-80% nebo 20-90%) obvykle prodlu\u017euje \u017eivotnost LiFePO4, proto\u017ee sni\u017euje nap\u011bt\u00ed na cyklus.<\/strong>&nbsp;Pokud v\u0161ak&nbsp;<em>nikdy<\/em>&nbsp;dos\u00e1hnou vrcholu nabit\u00ed, mnoho bal\u00ed\u010dk\u016f se nevyv\u00e1\u017e\u00ed spr\u00e1vn\u011b, hodnoty SOC se m\u011bn\u00ed a objevuj\u00ed se klasick\u00e9 st\u00ed\u017enosti typu \"um\u0159elo to p\u0159i 30%\" - proto\u017ee jeden slab\u00fd \u010dl\u00e1nek p\u0159i z\u00e1t\u011b\u017ei nejprve naraz\u00ed na n\u00edzk\u00e9 nap\u011bt\u00ed.<\/p><p><strong>Hlubok\u00fd v\u00fdboj nen\u00ed okam\u017eit\u011b smrteln\u00fd<\/strong>, ale opakovan\u011b b\u011b\u017e\u00ed t\u00e9m\u011b\u0159 napr\u00e1zdno nebo se l\u00e9\u010d\u00ed.&nbsp;<strong>Tvrd\u00e9 vypnut\u00ed syst\u00e9mu BMS<\/strong>&nbsp;jako norm\u00e1ln\u00ed provozn\u00ed bod - zp\u016fsoby poruch: v\u00fdpadky nap\u011bt\u00ed, nevyv\u00e1\u017eenost a zrychlen\u00e9 opot\u0159eben\u00ed.<\/p><p><strong>Nejlep\u0161\u00ed v\u00fdchoz\u00ed nastaven\u00ed pro v\u011bt\u0161inu syst\u00e9m\u016f:<\/strong>&nbsp;vybrat si&nbsp;<strong>denn\u00ed okno SOC<\/strong>&nbsp;a nav\u00edc&nbsp;<strong>pl\u00e1novan\u00e1 bilan\u010dn\u00ed ud\u00e1lost<\/strong>&nbsp;(postup pln\u00e9ho nabit\u00ed nebo vyv\u00e1\u017een\u00ed), kter\u00fd odpov\u00edd\u00e1 va\u0161emu syst\u00e9mu BMS a p\u0159\u00edpadu pou\u017eit\u00ed.<\/p><blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>Praktick\u00fd v\u00fdchoz\u00ed bod (pokud nem\u00e1te k dispozici telemetrii bun\u011b\u010dn\u00e9 delty):<\/strong>&nbsp;<strong>Denn\u00ed cyklistika:<\/strong>&nbsp;top-balance o&nbsp;<strong>t\u00fddn\u011b<\/strong>.&nbsp;<strong>Lehk\u00e9\/p\u0159\u00edle\u017eitostn\u00e9 pou\u017eit\u00ed:<\/strong>&nbsp;top-balance o&nbsp;<strong>m\u011bs\u00ed\u010dn\u00ed<\/strong>. Pak upravte podle chov\u00e1n\u00ed (mezn\u00ed hodnoty, drift SOC, delta \u010dl\u00e1nku, teplota).<\/p><\/blockquote><h2 class=\"wp-block-heading\" id=\"what-do-shallow-charging-and-deep-discharge-actually-mean-\">Co vlastn\u011b znamen\u00e1 \"m\u011blk\u00e9 nab\u00edjen\u00ed\" a \"hlubok\u00e9 vyb\u00edjen\u00ed\"?<\/h2><h3 class=\"wp-block-heading\" id=\"what-shallow-charging-really-means\">Co ve skute\u010dnosti znamen\u00e1 \"m\u011blk\u00e9 nab\u00edjen\u00ed\"<\/h3><p>V praxi to znamen\u00e1, \u017ee lid\u00e9:&nbsp;<strong>nenab\u00edj\u00edte do 100% SOC<\/strong>. Zastav\u00edte se na 80%, 90%, mo\u017en\u00e1 95%. C\u00edlem je obvykle jeden z nich:<\/p><ul class=\"wp-block-list\"><li>Zkr\u00e1cen\u00ed doby p\u0159i vysok\u00e9m nap\u011bt\u00ed<\/li>\n\n<li>Sn\u00ed\u017een\u00ed tepla a stresu<\/li>\n\n<li>Prodlou\u017een\u00ed \u017eivotnosti cyklu<\/li>\n\n<li>Z\u00edskejte \"dostatek\" energie, ani\u017e byste se museli starat o baterii<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"what-deep-discharge-really-means-and-what-it-doesn-t-\">Co skute\u010dn\u011b znamen\u00e1 \"hlubok\u00e9 vybit\u00ed\" (a co ne)<\/h3><p>Hlubok\u00fd v\u00fdboj obvykle znamen\u00e1&nbsp;<strong>vysok\u00e1 hloubka v\u00fdtoku (DoD)<\/strong>-na jeden cyklus spot\u0159ebujete velkou \u010d\u00e1st kapacity akumul\u00e1toru.<\/p><p>Hlubok\u00fd v\u00fdboj v\u0161ak&nbsp;<strong>ne<\/strong>&nbsp;automaticky znamenaj\u00ed:<\/p><ul class=\"wp-block-list\"><li>Bu\u0148ky jste \"p\u0159ebili\" do oblasti po\u0161kozen\u00ed<\/li>\n\n<li>Balen\u00ed dos\u00e1hlo skute\u010dn\u00e9 nulov\u00e9 spot\u0159eby energie<\/li>\n\n<li>Balen\u00ed je zni\u010den\u00e9<\/li><\/ul><p>Jeden d\u016fle\u017eit\u00fd rozd\u00edl:<\/p><ul class=\"wp-block-list\"><li><strong>Hloubkov\u00e9 cyklov\u00e1n\u00ed<\/strong>\u00a0(rutinn\u011b vysok\u00e1 \u00farove\u0148 DoD)<\/li>\n\n<li><strong>Nadm\u011brn\u00e9 vyb\u00edjen\u00ed \/ zneu\u017e\u00edv\u00e1n\u00ed<\/strong>\u00a0(p\u0159ekro\u010den\u00ed bezpe\u010dn\u00fdch limit\u016f \u010dl\u00e1nku, \u010dasto v d\u016fsledku parazitn\u00edho vyb\u00edjen\u00ed, \u0161patn\u00e9ho nastaven\u00ed LVD nebo chyb p\u0159i skladov\u00e1n\u00ed)<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"a-term-that-prevents-bad-math-equivalent-full-cycles-efc-\">Term\u00edn, kter\u00fd zabra\u0148uje \u0161patn\u00e9 matematice: Ekvivalentn\u00ed pln\u00e9 cykly (EFC)<\/h3><p>EFC ud\u00e1v\u00e1, kolik \"pln\u00fdch cykl\u016f\" baterie skute\u010dn\u011b prod\u011blala.<\/p><p>Dva cykly 50% \u2248 jeden cel\u00fd cyklus. P\u011bt cykl\u016f 20% \u2248 jeden cel\u00fd cyklus.<\/p><p>Pro\u010d na tom z\u00e1le\u017e\u00ed: Mnoh\u00e1 tvrzen\u00ed o \u017eivotnosti cyklu zn\u011bj\u00ed magicky, dokud si neuv\u011bdom\u00edte, \u017ee jsou m\u011b\u0159ena p\u0159i specifick\u00e9m profilu DoD a testov\u00e1n\u00ed.<\/p><h3 class=\"wp-block-heading\" id=\"does-lifepo4-have-a-memory-effect-\">m\u00e1 LiFePO4 pam\u011b\u0165ov\u00fd efekt?<\/h3><p>Ne.&nbsp;<strong>LiFePO4 nem\u00e1 \"pam\u011b\u0165ov\u00fd efekt\" jako NiCd.<\/strong>&nbsp;Nemus\u00edte jej \"tr\u00e9novat\" vyb\u00edjen\u00edm na 0% a nab\u00edjen\u00edm na 100%. \u010c\u00e1ste\u010dn\u00e9 nab\u00edjen\u00ed je norm\u00e1ln\u00ed a \u010dasto prosp\u011b\u0161n\u00e9.<em>pokud m\u00e1te st\u00e1le vyrovn\u00e1vac\u00ed pl\u00e1n.<\/em>.<\/p><h2 class=\"wp-block-heading\" id=\"the-real-aging-model-cycle-aging-vs-calendar-aging\">Model skute\u010dn\u00e9ho st\u00e1rnut\u00ed: cyklick\u00e9 st\u00e1rnut\u00ed vs. kalend\u00e1\u0159n\u00ed st\u00e1rnut\u00ed<\/h2><p>V\u011bt\u0161ina debat o m\u011blk\u00e9m nab\u00edjen\u00ed vs. hlubok\u00e9m vyb\u00edjen\u00ed opom\u00edj\u00ed \u0161ir\u0161\u00ed souvislosti:&nbsp;<strong>LiFePO4 st\u00e1rne dv\u011bma r\u016fzn\u00fdmi zp\u016fsoby<\/strong>.<\/p><h3 class=\"wp-block-heading\" id=\"cycle-aging-what-dod-actually-changes-\">St\u00e1rnut\u00ed cyklu (co DoD skute\u010dn\u011b m\u011bn\u00ed)<\/h3><p>Cyklick\u00e9 st\u00e1rnut\u00ed je opot\u0159eben\u00ed zp\u016fsoben\u00e9 pou\u017e\u00edv\u00e1n\u00edm baterie: opakovan\u00e9 p\u0159esouv\u00e1n\u00ed iont\u016f lithia tam a zp\u011bt. Obecn\u011b:<\/p><ul class=\"wp-block-list\"><li><strong>Vy\u0161\u0161\u00ed DoD m\u00e1 tendenci sni\u017eovat po\u010det cykl\u016f.<\/strong>\u00a0z\u00edsk\u00e1te (za stejn\u00fdch podm\u00ednek)<\/li>\n\n<li>Vy\u0161\u0161\u00ed proudy a vy\u0161\u0161\u00ed teploty obvykle zvy\u0161uj\u00ed nap\u011bt\u00ed.<\/li>\n\n<li>Extr\u00e9my nap\u011bt\u00ed zvy\u0161uj\u00ed nap\u011bt\u00ed<\/li><\/ul><p>Tak\u017ee ano - pokud cyklujete m\u011blce, \u010dasto sni\u017eujete stres z cyklu.<\/p><h3 class=\"wp-block-heading\" id=\"calendar-aging-the-silent-killer-for-lightly-used-batteries-\">St\u00e1rnut\u00ed kalend\u00e1\u0159e (tich\u00fd zabij\u00e1k m\u00e1lo pou\u017e\u00edvan\u00fdch bateri\u00ed).<\/h3><p>Kalend\u00e1\u0159n\u00ed st\u00e1rnut\u00ed je st\u00e1rnut\u00ed v z\u00e1vislosti na \u010dase: baterie ztr\u00e1c\u00ed kapacitu prost\u011b t\u00edm, \u017ee existuje, zejm\u00e9na kdy\u017e:<\/p><ul class=\"wp-block-list\"><li>Ulo\u017eeno v\u00a0<strong>vysok\u00fd SOC<\/strong><\/li>\n\n<li>Ulo\u017eeno v\u00a0<strong>vysok\u00e1 teplota<\/strong><\/li>\n\n<li>Dlouhodob\u011b ponechan\u00e9 v \"pln\u00e9m\" stavu<\/li><\/ul><p>Tady jsou lid\u00e9 p\u0159ekvapeni. Bal\u00ed\u010dek, kter\u00fd je \"h\u00fd\u010dk\u00e1n\" a neust\u00e1le udr\u017eov\u00e1n t\u00e9m\u011b\u0159 pln\u00fd, m\u016f\u017ee ztr\u00e1cet kapacitu rychleji ne\u017e bal\u00ed\u010dek, kter\u00fd je pravideln\u011b pou\u017e\u00edv\u00e1n, ale udr\u017eov\u00e1n v rozumn\u00e9m p\u00e1smu SOC.<\/p><h3 class=\"wp-block-heading\" id=\"the-trade-off-most-buyers-miss\">Kompromis, kter\u00fd v\u011bt\u0161ina kupuj\u00edc\u00edch p\u0159ehl\u00ed\u017e\u00ed<\/h3><ul class=\"wp-block-list\"><li>M\u011blk\u00e9 cyklov\u00e1n\u00ed sni\u017euje\u00a0<strong>cyklick\u00fd stres<\/strong><\/li>\n\n<li>P\u0159\u00edli\u0161 dlouh\u00fd \u017eivot p\u0159i vysok\u00e9 SOC zvy\u0161uje\u00a0<strong>kalend\u00e1\u0159n\u00ed stres<\/strong><\/li>\n\n<li>P\u0159\u00edli\u0161 dlouh\u00e1 \u017eivotnost p\u0159i velmi n\u00edzk\u00e9m stavu SOC zvy\u0161uje riziko: nevyv\u00e1\u017eenost, odpojen\u00ed a selh\u00e1n\u00ed skladov\u00e1n\u00ed.<\/li><\/ul><p>Praktick\u00e9 shrnut\u00ed:&nbsp;<strong>LiFePO4 m\u00e1 obecn\u011b r\u00e1d st\u0159ed - pokud va\u0161e aplikace nevy\u017eaduje konce.<\/strong><\/p><h2 class=\"wp-block-heading\" id=\"when-shallow-charging-is-the-right-move-and-when-it-backfires-\">Kdy je m\u011blk\u00e9 nab\u00edjen\u00ed spr\u00e1vn\u00fd krok (a kdy se to vymst\u00ed)<\/h2><h3 class=\"wp-block-heading\" id=\"when-stopping-at-80-90-makes-sense\">Kdy m\u00e1 smysl zastavit p\u0159i ~80-90%<\/h3><p>M\u011blk\u00e9 nab\u00edjen\u00ed je \u010dasto chytrou volbou v prost\u0159ed\u00ed B2B, jako jsou:<\/p><ul class=\"wp-block-list\"><li><strong>Za\u0159\u00edzen\u00ed vozov\u00e9ho parku<\/strong>\u00a0kde \"dostate\u010dn\u011b dlouh\u00e1 doba b\u011bhu\" p\u0159ed\u010d\u00ed maxim\u00e1ln\u00ed dobu b\u011bhu<\/li>\n\n<li><strong>Sol\u00e1rn\u00ed syst\u00e9my<\/strong>\u00a0kde chcete m\u00edt prostor pro nab\u00edjec\u00ed okna a zkr\u00e1tit \u010das naho\u0159e.<\/li>\n\n<li><strong>Tepl\u00e9 prost\u0159ed\u00ed<\/strong>\u00a0kde vysok\u00fd SOC + teplo urychluje st\u00e1rnut\u00ed<\/li>\n\n<li><strong>St\u00e1le zapnut\u00e9 pohotovostn\u00ed syst\u00e9my<\/strong>\u00a0kdy baterie tr\u00e1v\u00ed v\u00edce \u010dasu \u010dek\u00e1n\u00edm ne\u017e cyklick\u00fdm provozem.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"the-hidden-downside-balancing-and-soc-accuracy\">Skryt\u00e1 nev\u00fdhoda: vyva\u017eov\u00e1n\u00ed a p\u0159esnost SOC<\/h3><p>Zde je \u010d\u00e1st, kter\u00e1 zp\u016fsobuje probl\u00e9my v re\u00e1ln\u00e9m sv\u011bt\u011b:&nbsp;<strong>mnoho bal\u00ed\u010dk\u016f LiFePO4 se vyrovn\u00e1v\u00e1 pouze v horn\u00ed \u010d\u00e1sti nab\u00edjen\u00ed.<\/strong>.<\/p><p>Pokud&nbsp;<em>nikdy<\/em>&nbsp;j\u00edt dostate\u010dn\u011b vysoko a dostate\u010dn\u011b dlouho:<\/p><ul class=\"wp-block-list\"><li>Bu\u0148ky se mohou v pr\u016fb\u011bhu \u010dasu od sebe vzdalovat<\/li>\n\n<li>Zobrazen\u00ed SOC m\u016f\u017ee b\u00fdt zav\u00e1d\u011bj\u00edc\u00ed<\/li>\n\n<li>Jeden slab\u00fd \u010dl\u00e1nek se nejprve dostane do n\u00edzk\u00e9ho nap\u011bt\u00ed, co\u017e zp\u016fsob\u00ed p\u0159ed\u010dasn\u00e9 vypnut\u00ed syst\u00e9mu.<\/li>\n\n<li>U\u017eivatel \u0159ekne: \"Zem\u0159elo to na 30%\" a v\u00e1\u0161 t\u00fdm podpory je do toho zata\u017een.<\/li><\/ul><p>M\u011blk\u00e9 nab\u00edjen\u00ed nen\u00ed \"\u0161patn\u00e9\". Jen pot\u0159ebuje&nbsp;<strong>vyrovn\u00e1vac\u00ed pl\u00e1n<\/strong>.<\/p><h3 class=\"wp-block-heading\" id=\"a-compromise-that-works-in-the-field\">Kompromis, kter\u00fd funguje v ter\u00e9nu<\/h3><p>U mnoha syst\u00e9m\u016f vypad\u00e1 spolehliv\u00e1 strategie takto:<\/p><ul class=\"wp-block-list\"><li><strong>Denn\u00ed c\u00edl:<\/strong>\u00a0nab\u00edjen\u00ed na 80-90% SOC (nebo zvolen\u00fd strop)<\/li>\n\n<li><strong>Bilan\u010dn\u00ed ud\u00e1lost:<\/strong>\u00a0ob\u010das nab\u00edt na plnou kapacitu\u00a0<em>nebo<\/em>\u00a0spu\u0161t\u011bn\u00ed procedury vyv\u00e1\u017een\u00ed na z\u00e1klad\u011b chov\u00e1n\u00ed syst\u00e9mu BMS.<\/li><\/ul><p>Co znamen\u00e1 \"p\u0159\u00edle\u017eitostn\u011b\"?<\/p><ul class=\"wp-block-list\"><li><strong>V\u00fdchoz\u00ed spu\u0161t\u011bn\u00ed:<\/strong>\u00a0t\u00fddn\u011b (ka\u017edodenn\u00ed j\u00edzda na kole) nebo m\u011bs\u00ed\u010dn\u011b (nen\u00e1ro\u010dn\u00e9 pou\u017e\u00edv\u00e1n\u00ed).<\/li>\n\n<li><strong>Nebo na z\u00e1klad\u011b spou\u0161t\u011b\u010de:<\/strong>\u00a0kdy\u017e se v\u00e1m zd\u00e1, \u017ee \u00fadaje SOC nejsou v po\u0159\u00e1dku, nebo kdy\u017e vid\u00edte, \u017ee se delta \u010dl\u00e1nk\u016f roz\u0161i\u0159uje (pokud va\u0161e BMS poskytuje telemetrii).<\/li><\/ul><p>Pokud prod\u00e1v\u00e1te integr\u00e1tor\u016fm, pr\u00e1v\u011b zde m\u016f\u017eete sn\u00ed\u017eit z\u00e1ru\u010dn\u00ed t\u0159en\u00ed: definujete jednoduchou, opakovatelnou rutinu.<\/p><h2 class=\"wp-block-heading\" id=\"how-low-is-too-low-for-lifepo4-discharge-\">Jak n\u00edzk\u00e1 hodnota je p\u0159\u00edli\u0161 n\u00edzk\u00e1 pro vyb\u00edjen\u00ed LiFePO4?<\/h2><h3 class=\"wp-block-heading\" id=\"deep-discharge-vs-low-voltage-abuse\">Hlubok\u00e9 vyb\u00edjen\u00ed vs. zneu\u017eit\u00ed p\u0159i n\u00edzk\u00e9m nap\u011bt\u00ed<\/h3><p>Hlubok\u00fd v\u00fdboj (vysok\u00fd DoD) m\u016f\u017ee b\u00fdt p\u0159ijateln\u00fd, pokud:<\/p><ul class=\"wp-block-list\"><li>V\u00e1\u0161 syst\u00e9m m\u00e1 rozumnou politiku LVD<\/li>\n\n<li>\u0160pi\u010dkov\u00fd proud je v mez\u00edch n\u00e1vrhu<\/li>\n\n<li>Teplotn\u00ed podm\u00ednky jsou p\u0159im\u011b\u0159en\u00e9<\/li>\n\n<li>Vyh\u00fdb\u00e1te se dlouhodob\u00e9mu pobytu \"t\u00e9m\u011b\u0159 na pr\u00e1zdno\".<\/li><\/ul><p>Zneu\u017eit\u00ed n\u00edzk\u00e9ho nap\u011bt\u00ed je jin\u00e9. Obvykle je zp\u016fsobeno:<\/p><ul class=\"wp-block-list\"><li>Opakovan\u00e9 nar\u00e1\u017een\u00ed do\u00a0<strong>Tvrd\u00e9 vypnut\u00ed syst\u00e9mu BMS<\/strong><\/li>\n\n<li>Vyb\u00edjen\u00ed p\u0159i velk\u00e9m zat\u00ed\u017een\u00ed a\u017e do zhroucen\u00ed nap\u011bt\u00ed<\/li>\n\n<li>Nech\u00e1n\u00ed parazitn\u00edch z\u00e1t\u011b\u017e\u00ed vy\u010derpat akumul\u00e1tor b\u011bhem skladov\u00e1n\u00ed<\/li>\n\n<li>Skladov\u00e1n\u00ed t\u00e9m\u011b\u0159 pr\u00e1zdn\u00e9 baterie po dobu n\u011bkolika t\u00fddn\u016f\/m\u011bs\u00edc\u016f<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"voltage-sag-is-why-deep-discharge-creates-service-calls\">Nap\u011b\u0165ov\u00fd pr\u016fhyb je d\u016fvodem, pro\u010d \"hlubok\u00e9 vyb\u00edjen\u00ed\" vyvol\u00e1v\u00e1 servisn\u00ed vol\u00e1n\u00ed<\/h3><p>Jedn\u00edm z d\u016fvod\u016f je hlubok\u00fd v\u00fdboj:&nbsp;<strong>pr\u016fhyb nap\u011bt\u00ed p\u0159i zat\u00ed\u017een\u00ed<\/strong>.<\/p><p>P\u0159i n\u00edzk\u00e9 hodnot\u011b SOC se v\u00edce projevuj\u00ed \u00fa\u010dinky vnit\u0159n\u00edho odporu. P\u0159idat:<\/p><ul class=\"wp-block-list\"><li>Dlouh\u00e9 kabely<\/li>\n\n<li>Vysok\u00e9 \u0161pi\u010dkov\u00e9 zat\u00ed\u017een\u00ed (st\u0159\u00edda\u010de, kompresory)<\/li>\n\n<li>N\u00edzk\u00e9 teploty<\/li><\/ul><p>...a v\u00e1\u0161 syst\u00e9m se m\u016f\u017ee dostat do stavu n\u00edzk\u00e9ho nap\u011bt\u00ed, p\u0159esto\u017ee v n\u011bm je\u0161t\u011b zb\u00fdv\u00e1 energie.<\/p><p>Proto mus\u00ed va\u0161e strategie odd\u011blov\u00e1n\u00ed zohled\u0148ovat.&nbsp;<strong>podm\u00ednky zat\u00ed\u017een\u00ed<\/strong>, nikoliv pouze klidov\u00e9 nap\u011bt\u00ed.<\/p><h3 class=\"wp-block-heading\" id=\"the-risk-stack-at-very-low-soc\">Z\u00e1sobn\u00edk rizik p\u0159i velmi n\u00edzk\u00e9 hodnot\u011b SOC<\/h3><p>Provoz v bl\u00edzkosti pr\u00e1zdn\u00e9ho m\u00edsta se zvy\u0161uje:<\/p><ul class=\"wp-block-list\"><li>Citlivost na nerovnov\u00e1hu bun\u011bk (jedna bu\u0148ka kles\u00e1 jako prvn\u00ed)<\/li>\n\n<li>Mo\u017enost nep\u0159\u00edjemn\u00fdch vypnut\u00ed<\/li>\n\n<li>Mo\u017enost, \u017ee syst\u00e9m tvrd\u011b zakopne a z\u00e1kazn\u00edk ztrat\u00ed d\u016fv\u011bru.<\/li><\/ul><p>Pokud v\u00e1\u0161 v\u00fdrobek mus\u00ed pracovat s velmi n\u00edzkou hodnotou SOC.&nbsp;<em>m\u016f\u017ee<\/em>&nbsp;ale pot\u0159ebujete lep\u0161\u00ed p\u0159\u00edstrojov\u00e9 vybaven\u00ed, koordinaci mezn\u00edch hodnot a konstruk\u010dn\u00ed rezervu.<\/p><h2 class=\"wp-block-heading\" id=\"recommended-soc-windows-by-application\">Doporu\u010den\u00e1 okna SOC podle aplikace<\/h2><p>Jedn\u00e1 se o \"bezpe\u010dn\u00e9 v\u00fdchoz\u00ed body\", nikoli o fyzik\u00e1ln\u00ed z\u00e1kony. Z\u00e1le\u017e\u00ed na p\u0159esn\u00e9m nastaven\u00ed va\u0161eho balen\u00ed, chov\u00e1n\u00ed BMS a profilu z\u00e1t\u011b\u017ee.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>P\u0159\u00edpad pou\u017eit\u00ed<\/th><th>Priorita<\/th><th>Praktick\u00e9 denn\u00ed okno SOC<\/th><th>Pro\u010d to funguje<\/th><th>Povinn\u011b nastaven\u00e9 ochrany<\/th><\/tr><\/thead><tbody><tr><td>Sol\u00e1rn\u00ed ESS \/ denn\u00ed cyklov\u00e1n\u00ed mimo s\u00ed\u0165<\/td><td>Vyv\u00e1\u017een\u00e1 \u017eivotnost + doba provozu<\/td><td><strong>20-90%<\/strong>&nbsp;(b\u011b\u017en\u00e9)<\/td><td>Vyh\u00fdb\u00e1 se extr\u00e9m\u016fm, p\u0159esto je pou\u017eiteln\u00fd<\/td><td>Rozumn\u00e1 LVD p\u0159ed vypnut\u00edm BMS<\/td><\/tr><tr><td>Z\u00e1lo\u017en\u00ed nap\u00e1jen\u00ed (telekomunikace, zabezpe\u010den\u00ed)<\/td><td>Spolehlivost, n\u00edzk\u00e1 podpora<\/td><td><strong>40-90%<\/strong>&nbsp;(\u010dasto)<\/td><td>Krat\u0161\u00ed doba p\u0159i 100%, zamezen\u00ed n\u00edzk\u00e9mu propadu SOC<\/td><td>Rutinn\u00ed \u00fadr\u017eba rovnov\u00e1hy<\/td><\/tr><tr><td>Vysok\u00e9 \u0161pi\u010dkov\u00e9 zat\u00ed\u017een\u00ed m\u011bni\u010de<\/td><td>Vyhn\u011bte se nap\u011b\u0165ov\u00fdm v\u00fdpadk\u016fm<\/td><td><strong>30-90%<\/strong>&nbsp;(udr\u017eujte vy\u0161\u0161\u00ed podlahu)<\/td><td>Vy\u0161\u0161\u00ed SOC = men\u0161\u00ed prov\u011b\u0161en\u00ed p\u0159i zat\u00ed\u017een\u00ed<\/td><td>Audit \u00fabytku kabel\u016f + lad\u011bn\u00ed m\u011bni\u010de LVD<\/td><\/tr><tr><td>Sez\u00f3nn\u00ed skladov\u00e1n\u00ed \/ z\u00e1soby<\/td><td>\u017divot v kalend\u00e1\u0159i<\/td><td><strong>~40-60% storage SOC<\/strong><\/td><td>Minimalizuje \u010dasov\u00fd stres<\/td><td>Odpojen\u00ed parazit\u016f, pravideln\u00e1 kontrola<\/td><\/tr><\/tbody><\/table><\/figure><p>Pokud si pamatujete jen jednu v\u011bc:&nbsp;<strong>zvolte denn\u00ed okno a pot\u00e9 navrhn\u011bte mezn\u00ed hodnoty tak, aby se syst\u00e9m zastavil d\u0159\u00edve, ne\u017e syst\u00e9m BMS zabouchne dve\u0159e.<\/strong><\/p><h2 class=\"wp-block-heading\" id=\"charger-controller-settings-that-make-the-strategy-real\">Nastaven\u00ed nab\u00edje\u010dky + ovlada\u010de, kter\u00e9 strategii realizuj\u00ed<\/h2><p>Zde se z teorie st\u00e1v\u00e1 ot\u00e1zka \"funguje to v ter\u00e9nu?\".<\/p><h3 class=\"wp-block-heading\" id=\"bulk-absorb-float-what-matters-for-lifepo4\">Hromadn\u00e9\/absorp\u010dn\u00ed\/plovouc\u00ed: na \u010dem z\u00e1le\u017e\u00ed u LiFePO4<\/h3><p>LiFePO4 obecn\u011b nepot\u0159ebuje dlouh\u00e9 plovouc\u00ed chov\u00e1n\u00ed jako olov\u011bn\u00e9 akumul\u00e1tory. Velk\u00fdmi chybami b\u00fdvaj\u00ed:<\/p><ul class=\"wp-block-list\"><li>Zbyte\u010dn\u00e9 udr\u017eov\u00e1n\u00ed baterie na vysok\u00e9 hodnot\u011b SOC<\/li>\n\n<li>Opakovan\u00e9 \"dopl\u0148ov\u00e1n\u00ed\" po cel\u00fd den (mikrocyklov\u00e1n\u00ed na vrcholu)<\/li>\n\n<li>Pou\u017e\u00edv\u00e1n\u00ed profilu olov\u011bn\u00e9ho akumul\u00e1toru, kter\u00fd nikdy zcela neodpov\u00edd\u00e1 pot\u0159eb\u00e1m LiFePO4<\/li><\/ul><p>Praktick\u00e9 my\u0161len\u00ed:<\/p><ul class=\"wp-block-list\"><li>Efektivn\u00ed nab\u00edjen\u00ed a\u017e ke stropu<\/li>\n\n<li>Vyhn\u011bte se dlouh\u00e9mu dr\u017een\u00ed vysok\u00e9ho nap\u011bt\u00ed, pokud neprov\u00e1d\u00edte pl\u00e1novanou akci vyv\u00e1\u017een\u00ed.<\/li>\n\n<li>Neberte float jako n\u00e1bo\u017eenstv\u00ed<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"solar-charge-controllers-common-pitfalls\">Sol\u00e1rn\u00ed regul\u00e1tory nab\u00edjen\u00ed: \u010dast\u00e1 \u00faskal\u00ed<\/h3><p>Sol\u00e1rn\u00ed regul\u00e1tory se \u010dasto dod\u00e1vaj\u00ed s v\u00fdchoz\u00edmi nastaven\u00edmi, kter\u00e1 p\u0159edpokl\u00e1daj\u00ed olov\u011bnou logiku. U LiFePO4 to m\u016f\u017ee zp\u016fsobit:<\/p><ul class=\"wp-block-list\"><li>P\u0159\u00edli\u0161 mnoho \u010dasu p\u0159i vysok\u00e9 SOC<\/li>\n\n<li>Matouc\u00ed chov\u00e1n\u00ed LVD\/LVR<\/li>\n\n<li>P\u0159ed\u010dasn\u00e1 vypnut\u00ed zp\u016fsoben\u00e1 pr\u016fv\u011bsem + ztr\u00e1tou kabelu<\/li><\/ul><p>Pokud va\u0161i z\u00e1kazn\u00edci pou\u017e\u00edvaj\u00ed sol\u00e1rn\u00ed syst\u00e9m, m\u011bl by v\u00e1\u0161 obsah (a dokumenty podpory) obsahovat:<\/p><ul class=\"wp-block-list\"><li>Doporu\u010den\u00e1 strategie stropu SOC<\/li>\n\n<li>Doporu\u010den\u00e1 strategie LVD<\/li>\n\n<li>Pozn\u00e1mka k vyrovn\u00e1v\u00e1n\u00ed rutiny a pro\u010d je d\u016fle\u017eit\u00e9<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"coordinating-three-cutoffs-the-failure-triangle-\">Koordinace t\u0159\u00ed mezn\u00edch hodnot (troj\u00faheln\u00edk selh\u00e1n\u00ed)<\/h3><p>K v\u011bt\u0161in\u011b selh\u00e1n\u00ed doch\u00e1z\u00ed, kdy\u017e nejsou v souladu:<\/p><ol class=\"wp-block-list\"><li><strong>Mezn\u00ed hodnota BMS<\/strong>\u00a0(pevn\u00e1 ochrana)<\/li>\n\n<li><strong>Vypnut\u00ed m\u011bni\u010de p\u0159i n\u00edzk\u00e9m nap\u011bt\u00ed<\/strong><\/li>\n\n<li><strong>Syst\u00e9m\/\u0159\u00eddic\u00ed jednotka LVD<\/strong><\/li><\/ol><p>Jednoduch\u00e9 pravidlo pro sn\u00ed\u017een\u00ed po\u010dtu \u017e\u00e1dost\u00ed o podporu:<\/p><ul class=\"wp-block-list\"><li><strong>V\u00e1\u0161 syst\u00e9m by m\u011bl zastavit vyb\u00edjen\u00ed p\u0159ed tvrd\u00fdm vypnut\u00edm BMS.<\/strong>\u00a0To zabra\u0148uje n\u00e1hl\u00fdm v\u00fdpadk\u016fm, omezuje nep\u0159\u00edjemn\u00e9 v\u00fdpadky a chr\u00e1n\u00ed nejslab\u0161\u00ed bu\u0148ku.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"what-to-demand-on-a-datasheet\">Co po\u017eadovat na datov\u00e9m listu<\/h2><h3 class=\"wp-block-heading\" id=\"cycle-life-specs-are-meaningless-without-test-conditions\">Specifikace \u017eivotnosti cyklu jsou bez zku\u0161ebn\u00edch podm\u00ednek bezv\u00fdznamn\u00e9.<\/h3><p>Pokud dodavatel uv\u00e1d\u00ed \"6000 cykl\u016f\", m\u011bli byste se zam\u011b\u0159it na:<\/p><ul class=\"wp-block-list\"><li>Na co\u00a0<strong>DoD<\/strong>?<\/li>\n\n<li>Na co\u00a0<strong>teplota<\/strong>?<\/li>\n\n<li>Na co\u00a0<strong>C-rate<\/strong>\u00a0(nab\u00edjec\u00ed\/vyb\u00edjec\u00ed proud vzhledem ke kapacit\u011b)?<\/li>\n\n<li>Co je \"konec \u017eivotnosti\" (kapacita 80%? 70%)?<\/li>\n\n<li>Bylo sou\u010d\u00e1st\u00ed testu i vyva\u017eov\u00e1n\u00ed?<\/li><\/ul><p>Tak se vyhnete srovn\u00e1v\u00e1n\u00ed jablek s marketingem.<\/p><h3 class=\"wp-block-heading\" id=\"warranty-alignment-questions-to-ask-suppliers\">Ot\u00e1zky t\u00fdkaj\u00edc\u00ed se slad\u011bn\u00ed z\u00e1ruky, kter\u00e9 je t\u0159eba polo\u017eit dodavatel\u016fm<\/h3><ul class=\"wp-block-list\"><li>Je povoleno \u010d\u00e1ste\u010dn\u00e9 nab\u00edjen\u00ed bez rizika ztr\u00e1ty z\u00e1ruky?<\/li>\n\n<li>Vy\u017eaduje balen\u00ed pravideln\u00e9 pln\u00e9 nabit\u00ed pro vyv\u00e1\u017een\u00ed?<\/li>\n\n<li>Pasivn\u00ed nebo aktivn\u00ed vyva\u017eov\u00e1n\u00ed? Kdy za\u010d\u00edn\u00e1 vyva\u017eov\u00e1n\u00ed?<\/li>\n\n<li>Doporu\u010den\u00e9 skladov\u00e1n\u00ed SOC a maxim\u00e1ln\u00ed doba skladov\u00e1n\u00ed p\u0159ed dobit\u00edm<\/li>\n\n<li>Je k dispozici telemetrie (delta bu\u0148ky, teploty, protokoly ud\u00e1lost\u00ed)?<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"evidence-you-can-request-without-a-lab\">D\u016fkazy, kter\u00e9 si m\u016f\u017eete vy\u017e\u00e1dat bez laborato\u0159e<\/h3><ul class=\"wp-block-list\"><li>Datov\u00e9 listy bun\u011bk + souhrnn\u00fd testovac\u00ed list na \u00farovni balen\u00ed<\/li>\n\n<li>Specifikace vyv\u00e1\u017een\u00ed BMS + mezn\u00ed hodnoty<\/li>\n\n<li>Reference v podobn\u00fdch pracovn\u00edch cyklech (stejn\u00fd proudov\u00fd profil, teplotn\u00ed rozsah)<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"common-myths\">Nej\u010dast\u011bj\u0161\u00ed m\u00fdty<\/h2><ul class=\"wp-block-list\"><li><strong>M\u00fdtus:<\/strong>\u00a0\"V\u017edy nab\u00edjejte LiFePO4 na 100% pro zdrav\u00ed.\" Realita: Denn\u00ed nab\u00edjen\u00ed 100% nen\u00ed pro v\u011bt\u0161inu p\u0159\u00edpad\u016f pou\u017eit\u00ed nutn\u00e9 a m\u016f\u017ee zv\u00fd\u0161it z\u00e1t\u011b\u017e kalend\u00e1\u0159e.<\/li>\n\n<li><strong>M\u00fdtus:<\/strong>\u00a0\"Hlubok\u00e9 vybit\u00ed okam\u017eit\u011b zni\u010d\u00ed LiFePO4.\" Skute\u010dnost: Hlubok\u00e9 cyklick\u00e9 vyb\u00edjen\u00ed m\u016f\u017ee b\u00fdt p\u0159ijateln\u00e9 p\u0159i spr\u00e1vn\u00e9m odpojen\u00ed a konstruk\u010dn\u00ed rezerv\u011b.<\/li>\n\n<li><strong>M\u00fdtus:<\/strong>\u00a0\"Vypnut\u00ed BMS je b\u011b\u017en\u00fdm denn\u00edm provozn\u00edm bodem.\" Skute\u010dnost: Vypnut\u00ed BMS pova\u017eujte za nouzov\u00e9 hl\u00edd\u00e1n\u00ed, nikoliv za b\u011b\u017en\u00e9 chov\u00e1n\u00ed.<\/li>\n\n<li><strong>M\u00fdtus:<\/strong>\u00a0\"SOC % je v\u017edy p\u0159esn\u00fd.\" Realita: P\u0159esnost SOC z\u00e1vis\u00ed na kalibraci, chov\u00e1n\u00ed p\u0159i vyva\u017eov\u00e1n\u00ed a historii pou\u017e\u00edv\u00e1n\u00ed.<\/li>\n\n<li><strong>M\u00fdtus:<\/strong>\u00a0\"Pro jeho \"tr\u00e9nink\" mus\u00edte p\u0159ej\u00edt na 0-100%.\" Realita:\u00a0<strong>LiFePO4 nem\u00e1 pam\u011b\u0165ov\u00fd efekt<\/strong>-ale to\u00a0<em>d\u011bl\u00e1<\/em>\u00a0pot\u0159ebuj\u00ed pravideln\u00e9 vyva\u017eov\u00e1n\u00ed\/kalibraci.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"a-practical-decision-framework\">Praktick\u00fd rozhodovac\u00ed r\u00e1mec<\/h2><h3 class=\"wp-block-heading\" id=\"if-your-goal-is-maximum-cycle-life\">Pokud je va\u0161\u00edm c\u00edlem maxim\u00e1ln\u00ed \u017eivotnost cyklu<\/h3><ul class=\"wp-block-list\"><li>Pou\u017eijte\u00a0<strong>st\u0159edn\u00ed okno SOC<\/strong>\u00a0(\u010dasto 20-80% nebo 20-90%)<\/li>\n\n<li>Vyhn\u011bte se dlouh\u00e9 dob\u011b p\u0159i vysok\u00e9 SOC<\/li>\n\n<li>P\u0159idejte jednoduchou balan\u010dn\u00ed rutinu<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"if-your-goal-is-maximum-usable-runtime\">Pokud je va\u0161\u00edm c\u00edlem maxim\u00e1ln\u00ed pou\u017eiteln\u00e1 doba b\u011bhu<\/h3><ul class=\"wp-block-list\"><li>Umo\u017e\u0148uj\u00ed hlub\u0161\u00ed vybit\u00ed, ale:<ul class=\"wp-block-list\"><li>Inteligentn\u00ed nastaven\u00ed LVD<\/li>\n\n<li>Zamezen\u00ed vyp\u00edn\u00e1n\u00ed syst\u00e9mu BMS p\u0159i z\u00e1t\u011b\u017ei<\/li>\n\n<li>Ochrana proti parazitn\u00edmu vypou\u0161t\u011bn\u00ed a chyb\u00e1m p\u0159i skladov\u00e1n\u00ed<\/li><\/ul><\/li><\/ul><h3 class=\"wp-block-heading\" id=\"if-your-goal-is-minimum-support-tickets\">Pokud je va\u0161\u00edm c\u00edlem minimum l\u00edstk\u016f na podporu<\/h3><ul class=\"wp-block-list\"><li>Udr\u017eov\u00e1n\u00ed vy\u0161\u0161\u00ed minim\u00e1ln\u00ed hodnoty SOC v syst\u00e9mech se \u0161pi\u010dkov\u00fdm zat\u00ed\u017een\u00edm<\/li>\n\n<li>Sou\u0159adnicov\u00e9 uz\u00e1v\u011brky (syst\u00e9m se zastav\u00ed p\u0159ed BMS)<\/li>\n\n<li>Zdokumentujte postup vyv\u00e1\u017een\u00ed, aby u\u017eivatel\u00e9 neupadli do chaosu.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2><p>M\u011blk\u00e9 nab\u00edjen\u00ed prodlu\u017euje \u017eivotnost - dokud nedojde k driftu SOC a baterie neza\u010dne lh\u00e1t. Hlubok\u00e9 vybit\u00ed nen\u00ed smrteln\u00e9, ale opakovan\u00e9 p\u0159ekro\u010den\u00ed mezn\u00ed hodnoty BMS zaru\u010duje v\u00fdpadky a na\u0161tvan\u00e9 z\u00e1kazn\u00edky. Spolehlivou n\u00e1pravou je nudn\u00e1 rutina:\u00a0<strong>definovat denn\u00ed okno SOC, zarovnat LVD a napl\u00e1novat pravideln\u00e9 vyva\u017eov\u00e1n\u00ed.<\/strong>\u00a0Takto maximalizujete \u017eivotnost a zlikvidujete po\u017eadavky na podporu.<strong><a href=\"https:\/\/www.kmdpower.com\/cs\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kontaktujte n\u00e1s<\/a><\/strong> pro <strong><a href=\"https:\/\/www.kmdpower.com\/cs\/12v-lifepo4-battery\/\" target=\"_blank\" rel=\"noreferrer noopener\">lithiov\u00e1 baterie na m\u00edru<\/a><\/strong> \u0159e\u0161en\u00ed.<\/p><h2 class=\"wp-block-heading\" id=\"faq\">\u010cASTO KLADEN\u00c9 DOTAZY<\/h2><h3 class=\"wp-block-heading\" id=\"is-it-okay-to-only-charge-lifepo4-to-80-every-day-\">Je v po\u0159\u00e1dku nab\u00edjet LiFePO4 pouze na 80% ka\u017ed\u00fd den?<\/h3><p>\u010casto ano - zejm\u00e9na p\u0159i ka\u017edodenn\u00ed j\u00edzd\u011b na kole - proto\u017ee sni\u017euje stres na cyklus. Jen se ujist\u011bte, \u017ee m\u00e1te pl\u00e1n, jak zabr\u00e1nit driftu bun\u011bk a nep\u0159esnosti SOC (rutinn\u00ed vyv\u00e1\u017een\u00ed).<\/p><h3 class=\"wp-block-heading\" id=\"do-i-need-to-charge-lifepo4-to-100-to-balance-the-cells-\">Mus\u00edm nab\u00edjet LiFePO4 na 100%, aby se \u010dl\u00e1nky vyrovnaly?<\/h3><p>Mnoho bal\u00ed\u010dk\u016f je v rovnov\u00e1ze bl\u00edzko vrcholu nabit\u00ed. Pokud se do t\u00e9to oblasti nikdy nedostanete, m\u016f\u017ee nerovnov\u00e1ha nar\u016fstat. Zda pot\u0159ebujete 100%, z\u00e1vis\u00ed na tom, jak va\u0161e BMS vyva\u017euje a kdy za\u010dne vyva\u017eovat.<\/p><h3 class=\"wp-block-heading\" id=\"does-lifepo4-have-a-memory-effect-\">M\u00e1 LiFePO4 pam\u011b\u0165ov\u00fd efekt?<\/h3><p>Ne. M\u016f\u017eete nab\u00edjet p\u0159i jak\u00e9mkoli stavu SOC, ani\u017e byste baterii \"tr\u00e9novali\". Skute\u010dn\u00fdm po\u017eadavkem nen\u00ed reset pam\u011bti - je to.&nbsp;<strong>pravideln\u00e9 vyva\u017eov\u00e1n\u00ed a kalibrace SOC<\/strong>&nbsp;(pokud je v\u00e1\u0161 syst\u00e9m z\u00e1visl\u00fd na p\u0159esn\u00e9 SOC).<\/p><h3 class=\"wp-block-heading\" id=\"how-low-can-i-discharge-lifepo4-without-damaging-it-\">Jak n\u00edzko lze LiFePO4 vyb\u00edt, ani\u017e by do\u0161lo k jeho po\u0161kozen\u00ed?<\/h3><p>Hlubok\u00fd cyklus m\u016f\u017ee b\u00fdt p\u0159ijateln\u00fd, ale opakovan\u00fd provoz t\u00e9m\u011b\u0159 napr\u00e1zdno zvy\u0161uje riziko prov\u011b\u0161en\u00ed a nevyv\u00e1\u017eenosti. D\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e \"jak n\u00edzko\" je&nbsp;<strong>vyhnout se ud\u00e1lostem s tvrd\u00fdm p\u0159eru\u0161en\u00edm<\/strong>&nbsp;a zabr\u00e1n\u011bn\u00ed nadm\u011brn\u00e9mu vybit\u00ed z\u00e1sobn\u00edku.<\/p><h3 class=\"wp-block-heading\" id=\"why-does-my-lifepo4-battery-cut-off-early-under-load-\">Pro\u010d se moje baterie LiFePO4 p\u0159i z\u00e1t\u011b\u017ei brzy vyp\u00edn\u00e1?<\/h3><p>B\u011b\u017en\u00e9 p\u0159\u00ed\u010diny: pokles nap\u011bt\u00ed p\u0159i vysok\u00e9m proudu, pokles nap\u011bt\u00ed na kabelu, n\u00edzk\u00e9 teploty a nevyv\u00e1\u017eenost \u010dl\u00e1nk\u016f. V akumul\u00e1toru m\u016f\u017ee zb\u00fdvat energie, ale syst\u00e9m se vyp\u00edn\u00e1 na z\u00e1klad\u011b nap\u011bt\u00ed p\u0159i z\u00e1t\u011b\u017ei.<\/p><h3 class=\"wp-block-heading\" id=\"what-s-the-best-storage-soc-for-lifepo4-batteries-\">Jak\u00e1 je nejlep\u0161\u00ed skladovac\u00ed kapacita pro baterie LiFePO4?<\/h3><p>Pro skladov\u00e1n\u00ed se b\u011b\u017en\u011b doporu\u010duje st\u0159edn\u00ed hodnota SOC (\u010dasto kolem 40-60%), odpojen\u00ed parazitn\u00edch z\u00e1t\u011b\u017e\u00ed a pravideln\u00e1 kontrola SOC.<\/p>","protected":false},"excerpt":{"rendered":"<p>Jeden technik z vozov\u00e9ho parku mi jednou \u0159ekl: \"Baterie nen\u00ed vybit\u00e1. Jen se chov\u00e1 jako mrtv\u00e1 p\u0159i 30%.\" Nem\u00fdlil se. Baterie m\u011bla st\u00e1le energii, ale syst\u00e9m se p\u0159i zat\u00ed\u017een\u00ed neust\u00e1le vyp\u00ednal p\u0159i n\u00edzk\u00e9m nap\u011bt\u00ed a z\u00e1kazn\u00edk to svedl na chemii. Takov\u00e1 je realita tohoto t\u00e9matu. V\u011bt\u0161ina \"p\u0159ed\u010dasn\u00fdch selh\u00e1n\u00ed\" LiFePO4 nen\u00ed jedn\u00edm dramatick\u00fdm hlubok\u00fdm vybit\u00edm. Jde o ur\u010dit\u00fd vzorec: SOC n\u00e1vyky...<\/p>","protected":false},"author":1,"featured_media":1185,"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-5112","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\/5112","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=5112"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5112\/revisions"}],"predecessor-version":[{"id":5113,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5112\/revisions\/5113"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/1185"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=5112"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=5112"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=5112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}