{"id":5110,"date":"2026-01-21T09:09:21","date_gmt":"2026-01-21T09:09:21","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=5110"},"modified":"2026-01-21T09:09:23","modified_gmt":"2026-01-21T09:09:23","slug":"what-is-battery-self-discharge-and-why-does-it-occur","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/cs\/news\/what-is-battery-self-discharge-and-why-does-it-occur\/","title":{"rendered":"Co je to samovyb\u00edjen\u00ed baterie a pro\u010d k n\u011bmu doch\u00e1z\u00ed"},"content":{"rendered":"<p>Jeden mana\u017eer ve\u0159ejn\u00fdch zak\u00e1zek mi jednou \u0159ekl: \"Vyt\u00e1hli jsme\u00a0<em>zcela nov\u00fd<\/em>\u00a0baterie ze z\u00e1sob - a ta u\u017e byla vybit\u00e1.\" V B2B se takov\u00e9 p\u0159ekvapen\u00ed rychle zm\u011bn\u00ed na\u00a0<strong>N\u00e1vraty DOA<\/strong>, zpo\u017ed\u011bn\u00ed p\u0159i uv\u00e1d\u011bn\u00ed do provozu a p\u0159evracen\u00ed n\u00e1kladn\u00edch vozidel - proto\u017ee \"ztr\u00e1ta n\u00e1boje p\u0159i st\u00e1n\u00ed\" je \u010dasto chybn\u011b diagnostikov\u00e1na. M\u016f\u017ee se jednat o\u00a0<strong>skute\u010dn\u00e9 samovyb\u00edjen\u00ed \u010dl\u00e1nku<\/strong>,\u00a0<strong>parazitn\u00ed odtok na \u00farovni balen\u00ed<\/strong>\u00a0z BMS\/elektroniky nebo\u00a0<strong>kalend\u00e1\u0159n\u00ed st\u00e1rnut\u00ed<\/strong>\u00a0(trvale, ne jen dnes s n\u00edzk\u00fdm SOC). Tento pr\u016fvodce v\u00e1m pom\u016f\u017ee rychle odd\u011blit tyto t\u0159i v\u011bci, m\u011b\u0159it spr\u00e1vn\u00e9 v\u011bci a uzamknout skladov\u00e1n\u00ed + kontroly n\u00e1kupu, aby se to neopakovalo.<\/p><p><strong>Samovyb\u00edjen\u00ed baterie<\/strong>&nbsp;je postupn\u00fd \u00fabytek nabit\u00ed akumul\u00e1toru, kter\u00fd se nepou\u017e\u00edv\u00e1 a kter\u00fd je zp\u016fsoben vnit\u0159n\u00edmi chemick\u00fdmi reakcemi a \u00fanikem n\u00e1boje. Obvykle se zrychluje s teplotou. Je to&nbsp;<strong>nen\u00ed stejn\u00fd<\/strong>&nbsp;jako parazitn\u00ed odtok (elektronika odeb\u00edraj\u00edc\u00ed proud), a to je&nbsp;<strong>nen\u00ed stejn\u00fd<\/strong>&nbsp;jako kalend\u00e1\u0159n\u00ed st\u00e1rnut\u00ed (trval\u00e1 ztr\u00e1ta kapacity).<\/p><figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"813\" height=\"647\" src=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/12v-100ah-lifepo4-battery-kamada-power1.jpg\" alt=\"\" class=\"wp-image-861\"\/><\/figure><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/cs\/deep-cycle-6500-cycles-12v-100ah-lifepo4-battery-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">Baterie Kamada Power 12V 100Ah Lifepo4<\/a><\/strong><\/p><h2 class=\"wp-block-heading\" id=\"why-does-battery-self-discharge-occur-\">Pro\u010d doch\u00e1z\u00ed k samovyb\u00edjen\u00ed baterie?<\/h2><h3 class=\"wp-block-heading\" id=\"1-side-reactions-the-battery-isn-t-a-perfect-container-problem-\">1. Vedlej\u0161\u00ed reakce (probl\u00e9m s bateri\u00ed nen\u00ed dokonal\u00fd kontejner)<\/h3><p>I v klidov\u00e9m stavu se drobn\u00e9 reakce st\u00e1le pl\u00ed\u017e\u00ed vp\u0159ed.<\/p><ul class=\"wp-block-list\"><li>V\u00a0<strong>rodina lithium-iontov\u00fdch bateri\u00ed<\/strong>\u00a0(LFP\/LiFePO\u2084, NMC, NCA, LCO), nejsou elektrody\/elektrolyt dokonale inertn\u00ed. Na str\u00e1nk\u00e1ch\u00a0<strong>SEI<\/strong>\u00a0je norm\u00e1ln\u00ed a ochrann\u00fd, ale p\u0159esto se v pr\u016fb\u011bhu \u010dasu pomalu vyv\u00edj\u00ed.<\/li>\n\n<li>Na adrese\u00a0<strong>olov\u011bn\u00fd akumul\u00e1tor<\/strong>, p\u0159evl\u00e1d\u00e1 koroze a dal\u0161\u00ed chemick\u00e9 procesy.<\/li>\n\n<li>Na adrese\u00a0<strong>NiMH<\/strong>, mechanismy souvisej\u00edc\u00ed s chemi\u00ed zp\u016fsobuj\u00ed, \u017ee samovyb\u00edjen\u00ed je mnohem znateln\u011bj\u0161\u00ed, zejm\u00e9na hned po nabit\u00ed.<\/li><\/ul><p><strong>Skute\u010dnost v oblasti zad\u00e1v\u00e1n\u00ed ve\u0159ejn\u00fdch zak\u00e1zek:<\/strong>&nbsp;kvalita v\u00fdroby produkuje&nbsp;<em>distribuce<\/em>, ani jedno \u010d\u00edslo. V\u011bt\u0161ina jednotek se chov\u00e1 norm\u00e1ln\u011b; mal\u00fd \"chvost\" m\u016f\u017ee klesat rychleji - a pr\u00e1v\u011b to vyvol\u00e1v\u00e1 spory o d\u00e1vky.<\/p><h3 class=\"wp-block-heading\" id=\"2-internal-leakage-paths-and-micro-shorts\">2. Vnit\u0159n\u00ed \u00fanikov\u00e9 cesty a mikrozkraty<\/h3><p>Krom\u011b norm\u00e1ln\u00ed chemie mohou bu\u0148ky unikat ne\u017e\u00e1douc\u00edmi vnit\u0159n\u00edmi cestami:<\/p><ul class=\"wp-block-list\"><li>Nedokonalosti odd\u011blova\u010de<\/li>\n\n<li>Kontaminace (kovov\u00e9 \u010d\u00e1stice, zbytky)<\/li>\n\n<li>Mikroskraty, kter\u00e9 nezp\u016fsob\u00ed okam\u017eit\u00e9 selh\u00e1n\u00ed, ale pomalu vy\u010derp\u00e1vaj\u00ed bu\u0148ku.<\/li><\/ul><p>Praktick\u00e9 vod\u00edtko: pokud bal\u00ed\u010dek rychle kles\u00e1 p\u0159es&nbsp;<strong>dny<\/strong>&nbsp;a vylou\u010dili jste extern\u00ed zat\u00ed\u017een\u00ed, je to \u010dasto&nbsp;<strong>vypou\u0161t\u011bn\u00ed elektroniky<\/strong>-nebo cesta \u00faniku zp\u016fsoben\u00e1 defektem.<\/p><h3 class=\"wp-block-heading\" id=\"3-temperature-and-storage-soc-two-multipliers-one-warehouse-problem-\">3. Teplota a skladov\u00e1n\u00ed SOC (dva multiplik\u00e1tory, jeden skladov\u00fd probl\u00e9m)<\/h3><p>Pokud si pamatujete jedno pravidlo pro ukl\u00e1d\u00e1n\u00ed:&nbsp;<strong>teplota je n\u00e1sobitel<\/strong>.<\/p><p>Teplej\u0161\u00ed skladov\u00e1n\u00ed urychluje reakce, a proto v hork\u00fdch skladech a kontejnerech vznikaj\u00ed \"z\u00e1hadn\u00e9\" ztr\u00e1ty. U lithium-iontov\u00fdch akumul\u00e1tor\u016f m\u016f\u017ee b\u00fdt tento efekt dramatick\u00fd: rychlost samovyb\u00edjen\u00ed m\u016f\u017ee b\u00fdt p\u0159i n\u00edzk\u00fdch teplot\u00e1ch zanedbateln\u00e1, ale p\u0159i vysok\u00fdch teplot\u00e1ch m\u016f\u017ee prudce vzr\u016fst, zejm\u00e9na v kombinaci s vysokou hodnotou SOC.<\/p><p><strong>Z\u00e1le\u017e\u00ed i na SOC<\/strong>, ale p\u0159esn\u00fdm zp\u016fsobem:<\/p><ul class=\"wp-block-list\"><li><strong>Vysok\u00e1 \u00farove\u0148 SOC<\/strong>\u00a0m\u00e1 nejv\u011bt\u0161\u00ed v\u00fdznam pro\u00a0<strong>st\u00e1rnut\u00ed kalend\u00e1\u0159e<\/strong>\u00a0(trval\u00e1 ztr\u00e1ta kapacity).<\/li>\n\n<li>Vysok\u00e1 hodnota SOC m\u016f\u017ee tak\u00e9 zv\u00fd\u0161it\u00a0<em>zjevn\u00e9<\/em>\u00a0ztr\u00e1ty na \u00farovni balen\u00ed, pokud\u00a0<strong>vyva\u017eov\u00e1n\u00ed<\/strong>\u00a0nebo\u00a0<strong>elektronika<\/strong>\u00a0z\u016fstat aktivn\u00ed v bl\u00edzkosti vrcholu.<\/li><\/ul><p>Skladov\u00e1n\u00ed s vysok\u00fdm obsahem SOC tak m\u016f\u017ee b\u00fdt dvojn\u00e1sobn\u00fdm z\u00e1sahem: v\u011bt\u0161\u00ed riziko st\u00e1rnut\u00ed&nbsp;<strong>a<\/strong>&nbsp;n\u011bkdy v\u00edce odtoku na \u00farovni sme\u010dky.<\/p><h3 class=\"wp-block-heading\" id=\"4-cell-vs-pack-why-users-blame-self-discharge-when-it-s-not-\">4. \u010cl\u00e1nek vs. bal\u00ed\u010dek (pro\u010d u\u017eivatel\u00e9 obvi\u0148uj\u00ed \"samovyb\u00edjen\u00ed\", kdy\u017e tomu tak nen\u00ed)<\/h3><p>Mnoho lithiov\u00fdch \u010dl\u00e1nk\u016f m\u00e1 n\u00edzk\u00e9 vlastn\u00ed samovyb\u00edjen\u00ed. Re\u00e1ln\u00e9 bal\u00ed\u010dky v\u0161ak obsahuj\u00ed:<\/p><ul class=\"wp-block-list\"><li>Klidov\u00fd proud BMS (n\u011bkdy s periodick\u00fdm probouzen\u00edm)<\/li>\n\n<li>Palivom\u011br \/ komunikace (Bluetooth, CAN atd.)<\/li>\n\n<li>Pasivn\u00ed vyva\u017eovac\u00ed krv\u00e1cen\u00ed u horn\u00ed \u010d\u00e1sti SOC<\/li><\/ul><p>Tak\u017ee to, co lid\u00e9 vn\u00edmaj\u00ed jako \"samovyb\u00edjen\u00ed\", je \u010dasto&nbsp;<strong>parazitn\u00ed odtok z balen\u00ed<\/strong>&nbsp;na chov\u00e1n\u00ed bun\u011bk. V mnoha pr\u016fmyslov\u00fdch konstrukc\u00edch p\u0159id\u00e1vaj\u00ed ochrann\u00e9 obvody a monitorovac\u00ed moduly dal\u0161\u00ed v\u00fdznamn\u00e9 ztr\u00e1ty nad r\u00e1mec samotn\u00e9ho \u010dl\u00e1nku.<\/p><h2 class=\"wp-block-heading\" id=\"impact-on-performance-and-why-the-wrong-diagnosis-costs-money\">Dopad na v\u00fdkon a pro\u010d \u0161patn\u00e1 diagn\u00f3za stoj\u00ed pen\u00edze<\/h2><h3 class=\"wp-block-heading\" id=\"soc-loss-vs-capacity-loss-don-t-mix-them-\">Ztr\u00e1ta SOC vs. ztr\u00e1ta kapacity (nem\u00edchejte je)<\/h3><p>Tato z\u00e1m\u011bna zp\u016fsobuje n\u00e1kladn\u00e1 rozhodnut\u00ed:<\/p><ul class=\"wp-block-list\"><li><strong>Ztr\u00e1ta SOC<\/strong>\u00a0(samovyb\u00edjen\u00ed nebo parazitn\u00ed vyb\u00edjen\u00ed) znamen\u00e1 m\u00e9n\u011b energie.\u00a0<em>dnes<\/em>-\u010dasto lze obnovit dobit\u00edm.<\/li>\n\n<li><strong>Sl\u00e1bnut\u00ed kapacity<\/strong>\u00a0(kalend\u00e1\u0159n\u00ed st\u00e1rnut\u00ed) znamen\u00e1 m\u00e9n\u011b energie\u00a0<em>nav\u017edy<\/em>-m\u016f\u017eete nab\u00edt na \"100%\", ale doba b\u011bhu se nevr\u00e1t\u00ed.<\/li><\/ul><p>Tak\u00e9,&nbsp;<strong>nap\u011bt\u00ed m\u016f\u017ee lh\u00e1t<\/strong>. Bal\u00ed\u010dek m\u016f\u017ee vykazovat slu\u0161n\u00e9 OCV, a p\u0159esto se p\u0159i z\u00e1t\u011b\u017ei zhrout\u00ed, pokud slab\u00fd \u010dl\u00e1nek omezuje s\u00e9riov\u00fd \u0159et\u011bzec.<\/p><h3 class=\"wp-block-heading\" id=\"b2b-cost-translation\">P\u0159eklad n\u00e1klad\u016f B2B<\/h3><p>V pr\u016fmyslov\u00fdch provozech se \"ztr\u00e1ta n\u00e1boje p\u0159i sezen\u00ed\" m\u011bn\u00ed na:<\/p><ul class=\"wp-block-list\"><li>vy\u0161\u0161\u00ed n\u00e1vratnost<\/li>\n\n<li>\"z\u00e1hadn\u00e1 selh\u00e1n\u00ed\"<\/li>\n\n<li>ztr\u00e1ta mar\u017ee p\u0159i uveden\u00ed do provozu<\/li>\n\n<li>dal\u0161\u00ed n\u00e1v\u0161t\u011bvy na m\u00edst\u011b a p\u0159epracov\u00e1n\u00ed<\/li><\/ul><p>\u010dasto se to sv\u00e1d\u00ed na \"kvalitu dodavatele\", zat\u00edmco hlavn\u00ed p\u0159\u00ed\u010dinou je&nbsp;<strong>teplota skladov\u00e1n\u00ed + chov\u00e1n\u00ed elektroniky<\/strong>.<\/p><h2 class=\"wp-block-heading\" id=\"what-determines-the-self-discharge-rate-\">Co ur\u010duje rychlost samovyb\u00edjen\u00ed?<\/h2><h3 class=\"wp-block-heading\" id=\"1-chemistry-cell-design\">1. Chemie a konstrukce bun\u011bk<\/h3><p>Z\u00e1kladn\u00ed linii ur\u010duje chemie. Olov\u011bn\u00e9, NiMH, Li-ion a prim\u00e1rn\u00ed \u010dl\u00e1nky se nechovaj\u00ed stejn\u011b.<\/p><h3 class=\"wp-block-heading\" id=\"2-age-stress-and-tail-risk\">2. V\u011bk, stres a riziko ohonu<\/h3><p>Samovypou\u0161t\u011bn\u00ed m\u00e1 tendenci se zvy\u0161ovat s v\u011bkem a zneu\u017e\u00edv\u00e1n\u00edm. Bolestivou \u010d\u00e1st\u00ed je \"riziko ocasu\": mal\u00e9 procento jednotek se m\u016f\u017ee vyb\u00edjet abnorm\u00e1ln\u011b rychle.<\/p><h3 class=\"wp-block-heading\" id=\"3-temperature-profile\">3. Teplotn\u00ed profil<\/h3><p>Balen\u00ed skladovan\u00e9 v chladu a stabilit\u011b se chov\u00e1 zcela jinak ne\u017e balen\u00ed, kter\u00e9 str\u00e1vilo t\u00fddny v hork\u00e9 n\u00e1dob\u011b. K \"teplotn\u00ed historii\" p\u0159istupujte jako k sou\u010d\u00e1sti v\u00fdrobku.<\/p><h3 class=\"wp-block-heading\" id=\"4-bms-quiescent-current\">4. Klidov\u00fd proud BMS<\/h3><p>Pokud balen\u00ed obsahuje&nbsp;<strong>BMS<\/strong>, zeptejte se v\u010das:<\/p><ul class=\"wp-block-list\"><li><strong>Klidov\u00fd proud v re\u017eimu p\u0159epravy\/skladov\u00e1n\u00ed<\/strong><\/li>\n\n<li>Zda se skute\u010dn\u011b odpoj\u00ed z\u00e1t\u011b\u017e (re\u017eim skute\u010dn\u00e9 lodi), nebo jen \"sp\u00ed\".<\/li>\n\n<li>Zda se pravideln\u011b probouz\u00ed kv\u016fli komunikaci\/telemetrii.<\/li><\/ul><p>Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee ochrann\u00e9 obvody mohou podstatn\u011b zv\u00fd\u0161it ztr\u00e1ty vedle samovyb\u00edjen\u00ed \u010dl\u00e1nku.<\/p><p><strong>Pozn\u00e1mka k m\u011b\u0159en\u00ed:<\/strong>&nbsp;mnoho chytr\u00fdch jednotek BMS se pravideln\u011b probouz\u00ed, tak\u017ee rychl\u00fd \"bodov\u00fd ode\u010det\" m\u016f\u017ee zme\u0161kat skute\u010dn\u00fd pr\u016fm\u011br.<\/p><h3 class=\"wp-block-heading\" id=\"5-storage-soc-strategy-and-balancing-behavior\">5. Strategie ukl\u00e1d\u00e1n\u00ed SOC a chov\u00e1n\u00ed p\u0159i vyva\u017eov\u00e1n\u00ed<\/h3><p>Ulo\u017een\u00ed t\u00e9m\u011b\u0159 pln\u00e9ho nabit\u00ed m\u016f\u017ee vyvolat vyva\u017eovac\u00ed krv\u00e1cen\u00ed a udr\u017eovat elektroniku aktivn\u011bj\u0161\u00ed. P\u0159i p\u0159eprav\u011b a skladov\u00e1n\u00ed by m\u011blo b\u00fdt SOC z\u00e1m\u011brn\u00e9, nikoli n\u00e1hodn\u00e9.<\/p><h2 class=\"wp-block-heading\" id=\"typical-self-discharge-by-battery-type-cell-vs-pack-reality-\">Typick\u00e9 samovyb\u00edjen\u00ed podle typu baterie (\u010dl\u00e1nek vs. bal\u00ed\u010dek)<\/h2><p><strong>D\u016fle\u017eit\u00e9:<\/strong>&nbsp;se li\u0161\u00ed v z\u00e1vislosti na teplot\u011b, SOC, st\u00e1\u0159\u00ed a metod\u011b m\u011b\u0159en\u00ed. Ztr\u00e1ty prvn\u00edho dne mohou zahrnovat tak\u00e9&nbsp;<strong>relaxa\u010dn\u00ed \u00fa\u010dinky po nabit\u00ed<\/strong>&nbsp;a \u010dasto nen\u00ed tot\u00e9\u017e co dlouhodob\u00e9 m\u011bs\u00ed\u010dn\u00ed samovyb\u00edjen\u00ed.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Typ baterie<\/th><th class=\"has-text-align-left\" data-align=\"left\">Typick\u00e9 samovyb\u00edjen\u00ed (na \u00farovni \u010dl\u00e1nku)<\/th><th class=\"has-text-align-left\" data-align=\"left\">Co se m\u011bn\u00ed na \u00farovni balen\u00ed (skute\u010dn\u00e9 produkty)<\/th><th class=\"has-text-align-left\" data-align=\"left\">Pozn\u00e1mka k ukl\u00e1d\u00e1n\u00ed<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Lithium-iontov\u00e9 (v\u010detn\u011b LFP\/NMC)<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u010casto dlouhodob\u011b n\u00edzk\u00e9; obvykle&nbsp;<strong>~1-2%\/m\u011bs\u00edc<\/strong>&nbsp;po po\u010d\u00e1te\u010dn\u00ed ztr\u00e1t\u011b po nabit\u00ed ve stabiln\u00edch podm\u00ednk\u00e1ch<\/td><td class=\"has-text-align-left\" data-align=\"left\">Ochrana\/BMS m\u016f\u017ee p\u0159idat dal\u0161\u00ed ztr\u00e1ty; \"re\u017eim sp\u00e1nku\" vs. \"re\u017eim lodi\" je v\u0161e.<\/td><td class=\"has-text-align-left\" data-align=\"left\">Preferujte skladov\u00e1n\u00ed v chladu; mnoho p\u0159\u00edru\u010dek se zam\u011b\u0159uje na ~40-60% SOC pro dlouhodob\u00e9 skladov\u00e1n\u00ed, aby se sn\u00ed\u017eil stres zp\u016fsoben\u00fd st\u00e1rnut\u00edm.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>NiMH (standardn\u00ed)<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Vysok\u00e1; o\u010dek\u00e1vejte velkou ztr\u00e1tu v prvn\u00ed den po zpoplatn\u011bn\u00ed a pokra\u010duj\u00edc\u00ed m\u011bs\u00ed\u010dn\u00ed ztr\u00e1tu<\/td><td class=\"has-text-align-left\" data-align=\"left\">Balen\u00ed s monitorov\u00e1n\u00edm p\u0159id\u00e1vaj\u00ed odtok, ale chemie je ji\u017e vysok\u00e1<\/td><td class=\"has-text-align-left\" data-align=\"left\">Zva\u017ete LSD NiMH pro ulo\u017een\u00e9 n\u00e1hradn\u00ed d\u00edly<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>NiMH (LSD, nap\u0159. typ Eneloop)<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Mnohem pomalej\u0161\u00ed; specifick\u00e9 pro dan\u00fd produkt<\/td><td class=\"has-text-align-left\" data-align=\"left\">Velmi z\u00e1le\u017e\u00ed na zna\u010dce\/designu<\/td><td class=\"has-text-align-left\" data-align=\"left\">Spole\u010dnost Panasonic uv\u00e1d\u00ed, \u017ee po 10 letech z\u016fstane u za\u0159\u00edzen\u00ed Eneloop p\u0159i spr\u00e1vn\u00e9m skladov\u00e1n\u00ed ~70%.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Olov\u011bn\u00fd akumul\u00e1tor<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u010casto n\u011bkolik %\/m\u011bs\u00edc p\u0159i m\u00edrn\u00fdch teplot\u00e1ch; p\u0159i vy\u0161\u0161\u00edch teplot\u00e1ch se m\u016f\u017ee v\u00fdrazn\u011b zv\u00fd\u0161it.<\/td><td class=\"has-text-align-left\" data-align=\"left\">Syst\u00e9my s parazitn\u00edm zat\u00ed\u017een\u00edm se vy\u010derp\u00e1vaj\u00ed rychleji<\/td><td class=\"has-text-align-left\" data-align=\"left\">Trojan upozor\u0148uje, \u017ee olov\u011bn\u00e9 kyseliny se mohou samovoln\u011b vyb\u00edjet ~5-15%\/m\u011bs\u00edc v z\u00e1vislosti na teplot\u011b skladov\u00e1n\u00ed; udr\u017eujte je nabit\u00e9, abyste zabr\u00e1nili sulfataci.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Prim\u00e1rn\u00ed lithium (Li\/FeS\u2082 AA\/AAA)<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Velmi n\u00edzk\u00e9 pro ulo\u017een\u00ed na polici<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u017d\u00e1dn\u00e9 vypou\u0161t\u011bn\u00ed BMS<\/td><td class=\"has-text-align-left\" data-align=\"left\">Energizer uv\u00e1d\u00ed ~20+ let trvanlivosti a ~95% kapacity po 20+ letech pro LiFeS\u2082 podle jejich definice.<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>Dva poznatky pro zad\u00e1v\u00e1n\u00ed ve\u0159ejn\u00fdch zak\u00e1zek<\/strong><\/p><ol class=\"wp-block-list\"><li>Pokud je balen\u00ed vybaveno syst\u00e9mem BMS, m\u016f\u017eete spravovat\u00a0<strong>vypou\u0161t\u011bn\u00ed elektroniky<\/strong>, nikoliv bun\u011b\u010dn\u00e1 chemie.<\/li>\n\n<li>Teplota m\u016f\u017ee rychle zm\u011bnit \"p\u0159ijatelnou\" na \"problematickou\" - zejm\u00e9na p\u0159i vysok\u00fdch hodnot\u00e1ch SOC u lithium-iontov\u00fdch bateri\u00ed.<\/li><\/ol><h2 class=\"wp-block-heading\" id=\"how-to-measure-self-discharge-correctly-without-fooling-yourself-\">Jak spr\u00e1vn\u011b m\u011b\u0159it samovyb\u00edjen\u00ed (ani\u017e byste se nechali oklamat)<\/h2><h3 class=\"wp-block-heading\" id=\"method-a-controlled-capacity-test-most-defensible-\">Metoda A - test \u0159\u00edzen\u00e9 kapacity (nejobhajiteln\u011bj\u0161\u00ed)<\/h3><ol class=\"wp-block-list\"><li>Pln\u00e9 nabit\u00ed pomoc\u00ed spr\u00e1vn\u00e9ho profilu<\/li>\n\n<li>Odpo\u010dinek po ur\u010ditou dobu (standardizujte jej)<\/li>\n\n<li>Skladujte po stanovenou dobu p\u0159i kontrolovan\u00e9 teplot\u011b<\/li>\n\n<li>Vypou\u0161t\u011bn\u00ed p\u0159i standardizovan\u00e9m zat\u00ed\u017een\u00ed a m\u011b\u0159en\u00ed\u00a0<strong>Ah\/Wh<\/strong><\/li><\/ol><p>Z\u00e1znam: teplota, doba klidu, vyp\u00ednac\u00ed nap\u011bt\u00ed, vyb\u00edjec\u00ed proud, doba trv\u00e1n\u00ed. Je to pomal\u00e9, ale je to nejbl\u00ed\u017ee d\u016fkaz\u016fm \"soudn\u00ed s\u00edn\u011b\".<\/p><h3 class=\"wp-block-heading\" id=\"method-b-ocv-tracking-fast-easy-to-misread-\">Metoda B - sledov\u00e1n\u00ed OCV (rychl\u00e1, snadno se \u0161patn\u011b \u010dte)<\/h3><p>OCV z\u00e1vis\u00ed na chemick\u00e9m slo\u017een\u00ed a teplot\u011b a mnoho bateri\u00ed vykazuje relaxa\u010dn\u00ed\/hysterezn\u00ed \u00fa\u010dinky.<\/p><p>I spole\u010dnost Energizer varuje, \u017ee&nbsp;<strong>OCV m\u016f\u017ee b\u00fdt zav\u00e1d\u011bj\u00edc\u00ed<\/strong>&nbsp;a m\u016f\u017ee klesat a obnovovat se v z\u00e1vislosti na historii a zat\u00ed\u017een\u00ed. Pou\u017e\u00edvejte OCV pro screening trend\u016f - ne pro p\u0159esn\u00e9 n\u00e1roky.<\/p><h3 class=\"wp-block-heading\" id=\"method-c-measure-parasitic-drain-critical-for-packs-\">Metoda C - M\u011b\u0159en\u00ed parazitn\u00edho odtoku (kritick\u00e9 pro balen\u00ed)<\/h3><p>M\u011b\u0159en\u00ed proudu v&nbsp;<strong>re\u017eim p\u0159epravy\/skladov\u00e1n\u00ed<\/strong>&nbsp;v pr\u016fb\u011bhu \u010dasu (zejm\u00e9na pokud se BMS pravideln\u011b probouz\u00ed), pak odhadn\u011bte m\u011bs\u00ed\u010dn\u00ed ztr\u00e1ty:<\/p><blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>M\u011bs\u00ed\u010dn\u00ed ztr\u00e1ta Ah \u2248 klidov\u00fd proud (A) \u00d7 24 \u00d7 30<\/p><\/blockquote><p><em>P\u0159\u00edklad:<\/em>&nbsp;10 mA = 0,01 A \u2192 0,01 \u00d7 720 \u2248&nbsp;<strong>7,2 Ah\/m\u011bs\u00edc<\/strong><\/p><p><strong>Pravidlo pro rozhodov\u00e1n\u00ed:<\/strong>&nbsp;Pokud pozorovan\u00e9 ztr\u00e1ty odpov\u00eddaj\u00ed matematick\u00fdm \u00fadaj\u016fm, nejedn\u00e1 se o \"samovyb\u00edjen\u00ed \u010dl\u00e1nku\", ale o \"samovyb\u00edjen\u00ed \u010dl\u00e1nku\".&nbsp;<strong>vypou\u0161t\u011bn\u00ed elektroniky<\/strong>.<\/p><h3 class=\"wp-block-heading\" id=\"common-pitfalls-quick-checklist-\">Obvykl\u00e1 \u00faskal\u00ed (stru\u010dn\u00fd kontroln\u00ed seznam)<\/h3><ul class=\"wp-block-list\"><li>M\u011b\u0159en\u00ed p\u0159\u00edli\u0161 brzy po nabit\u00ed\/vybit\u00ed (relaxa\u010dn\u00ed efekty)<\/li>\n\n<li>Teplotn\u00ed nesoulad mezi m\u011b\u0159en\u00edmi<\/li>\n\n<li>Vyrovn\u00e1v\u00e1n\u00ed krv\u00e1cen\u00ed u horn\u00ed \u010d\u00e1sti SOC<\/li>\n\n<li>Chytr\u00e9 periodick\u00e9 buzen\u00ed syst\u00e9mu BMS<\/li>\n\n<li>Z\u00e1m\u011bna ztr\u00e1ty SOC s trval\u00fdm \u00fabytkem kapacity<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"the-1-minute-triage-decision-table-\">1minutov\u00e9 t\u0159\u00edd\u011bn\u00ed (rozhodovac\u00ed tabulka)<\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Symptom<\/th><th class=\"has-text-align-left\" data-align=\"left\">Nejpravd\u011bpodobn\u011bj\u0161\u00ed p\u0159\u00ed\u010diny<\/th><th class=\"has-text-align-left\" data-align=\"left\">Rychl\u00fd dal\u0161\u00ed krok<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Kapky rychle za n\u011bkolik dn\u00ed<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">BMS se probouz\u00ed \/ komunikace se probouz\u00ed, chyb\u00ed re\u017eim lodi, cesta \u00faniku z\u00e1vady<\/td><td class=\"has-text-align-left\" data-align=\"left\">M\u011b\u0159en\u00ed klidov\u00e9ho proudu v pr\u016fb\u011bhu \u010dasu; ov\u011b\u0159en\u00ed re\u017eimu lodi; izolace balen\u00ed od z\u00e1t\u011b\u017ee<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Pomalu kles\u00e1 v pr\u016fb\u011bhu t\u00fddn\u016f\/m\u011bs\u00edc\u016f<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Norm\u00e1ln\u00ed samovyb\u00edjen\u00ed + skladov\u00e1n\u00ed v teple<\/td><td class=\"has-text-align-left\" data-align=\"left\">P\u0159ezkoum\u00e1n\u00ed teplotn\u00ed historie + strategie skladov\u00e1n\u00ed SOC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Nap\u011bt\u00ed v po\u0159\u00e1dku, ale doba b\u011bhu se zhroutila<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Sn\u00ed\u017een\u00ed kapacity nebo slab\u00fd \u010dl\u00e1nek v s\u00e9rii<\/td><td class=\"has-text-align-left\" data-align=\"left\">Kontrolovan\u00fd kapacitn\u00ed test; kontrola delty\/vyv\u00e1\u017eenosti \u010dl\u00e1nk\u016f<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\" id=\"why-a-new-battery-arrived-dead\">Pro\u010d p\u0159i\u0161la nov\u00e1 baterie mrtv\u00e1<\/h2><p>Kdy\u017e n\u011bkdo \u0159ekne \"p\u0159i\u0161lo to mrtv\u00e9\", je to obvykle jedna z t\u011bchto mo\u017enost\u00ed:<\/p><ol class=\"wp-block-list\"><li>P\u0159ed odesl\u00e1n\u00edm nen\u00ed pln\u011b nabit\u00fd<\/li>\n\n<li>Vypou\u0161t\u011bn\u00ed syst\u00e9mu BMS b\u011bhem skladov\u00e1n\u00ed (chyb\u00ed\/nen\u00ed povolen re\u017eim lodi)<\/li>\n\n<li>Vystaven\u00ed teplu p\u0159i p\u0159eprav\u011b\/skladov\u00e1n\u00ed<\/li>\n\n<li>Slab\u00e1 bu\u0148ka spou\u0161t\u011bj\u00edc\u00ed p\u0159ed\u010dasn\u00e9 odpojen\u00ed v s\u00e9riov\u00e9m \u0159et\u011bzci<\/li>\n\n<li>St\u00e1rnut\u00ed kalend\u00e1\u0159e sni\u017euj\u00edc\u00ed vyu\u017eitelnou kapacitu<\/li><\/ol><h2 class=\"wp-block-heading\" id=\"practical-strategies-to-minimize-self-discharge-storage-operations-\">Praktick\u00e9 strategie pro minimalizaci samovyb\u00edjen\u00ed (skladov\u00e1n\u00ed + provoz)<\/h2><h3 class=\"wp-block-heading\" id=\"1-warehouse-best-practices-for-battery-packs\">1. Osv\u011bd\u010den\u00e9 postupy pro skladov\u00e1n\u00ed bateri\u00ed<\/h3><ul class=\"wp-block-list\"><li>Obchod\u00a0<strong>chladn\u00fd a stabiln\u00ed<\/strong>; zamezit tepeln\u00fdm v\u00fdkyv\u016fm<\/li>\n\n<li>Odpojen\u00ed extern\u00edch z\u00e1t\u011b\u017e\u00ed<\/li>\n\n<li>Pou\u017eijte\u00a0<strong>skute\u010dn\u00fd re\u017eim lodi \/ odpojen\u00ed<\/strong>\u00a0pokud je k dispozici<\/li>\n\n<li>Ozna\u010den\u00ed: k\u00f3d data + datum posledn\u00ed kontroly + c\u00edl skladov\u00e1n\u00ed SOC<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"2-soc-targets-by-chemistry-operations-friendly-\">2. C\u00edle SOC podle chemick\u00e9ho slo\u017een\u00ed (p\u0159\u00edzniv\u00e9 pro provoz)<\/h3><ul class=\"wp-block-list\"><li><strong>Lithiov\u00e9 sady:<\/strong>\u00a0\u010dasto se skladuj\u00ed v polovin\u011b obdob\u00ed SOC (b\u011b\u017en\u011b ~40-60%), aby se sn\u00ed\u017eil stres zp\u016fsoben\u00fd st\u00e1rnut\u00edm; ov\u011b\u0159te si to u dodavatele.<\/li>\n\n<li><strong>Olov\u011bn\u00fd akumul\u00e1tor:<\/strong>\u00a0neskladujte je vybit\u00e9; udr\u017eujte je nabit\u00e9 a pravideln\u011b je dopl\u0148ujte, abyste sn\u00ed\u017eili riziko sulfatace (a pamatujte na citlivost na teplotu).<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"3-a-simple-sop-that-prevents-repeat-surprises\">3. Jednoduch\u00fd SOP, kter\u00fd zabra\u0148uje opakovan\u00fdm p\u0159ekvapen\u00edm<\/h3><p><strong>P\u0159\u00edchoz\u00ed QC<\/strong><\/p><ul class=\"wp-block-list\"><li>Z\u00e1znam OCV\/SOC, k\u00f3d data, stav re\u017eimu odesl\u00e1n\u00ed, stav obalu<\/li><\/ul><p><strong>Pravideln\u00e9 kontroly<\/strong><\/p><ul class=\"wp-block-list\"><li>Pevn\u00e1 frekvence (nap\u0159. m\u011bs\u00ed\u010dn\u011b\/\u010dtvrtletn\u011b podle produktu)<\/li>\n\n<li>Prahov\u00e9 hodnoty + spou\u0161t\u011b\u010de dob\u00edjen\u00ed<\/li>\n\n<li>Pravidlo eskalace pro jednotky s rizikem \"ocasu\", kter\u00e9 klesaj\u00ed rychleji, ne\u017e se o\u010dek\u00e1valo<\/li><\/ul><p><strong>Rotace z\u00e1sob<\/strong><\/p><ul class=\"wp-block-list\"><li>FIFO<\/li>\n\n<li>Neobvykle rychl\u00e9 kap\u00e1tka do karant\u00e9ny pro hlub\u0161\u00ed testov\u00e1n\u00ed<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"4-remote-systems-ups-iot-solar-cctv-\">4. Vzd\u00e1len\u00e9 syst\u00e9my (UPS \/ IoT \/ sol\u00e1rn\u00ed CCTV)<\/h3><p>Navrhujte s ohledem na klidov\u00fd proud, sez\u00f3nn\u00ed energetick\u00e1 omezen\u00ed a dlouh\u00e1 okna pro \u00fadr\u017ebu - proto\u017ee z \"mal\u00e9ho odb\u011bru\" se \u010dasem stane \"velk\u00e1 porucha\".<\/p><h2 class=\"wp-block-heading\" id=\"selecting-low-self-discharge-battery-packs\">V\u00fdb\u011br bateri\u00ed s n\u00edzk\u00fdm samovyb\u00edjen\u00edm<\/h2><h3 class=\"wp-block-heading\" id=\"what-to-ask-suppliers-early-in-writing-\">Na co se pt\u00e1t dodavatel\u016f (v\u010das a p\u00edsemn\u011b)<\/h3><ul class=\"wp-block-list\"><li>Klidov\u00fd proud BMS v\u00a0<strong>re\u017eim lodi<\/strong>\u00a0a\u00a0<strong>re\u017eim sp\u00e1nku<\/strong><\/li>\n\n<li>Jak se povoluje\/ov\u011b\u0159uje re\u017eim lodi<\/li>\n\n<li>Vyva\u017eov\u00e1n\u00ed chov\u00e1n\u00ed v bl\u00edzkosti horn\u00ed \u010d\u00e1sti SOC<\/li>\n\n<li>Limitn\u00ed teploty skladov\u00e1n\u00ed a doporu\u010den\u00e1 skladovac\u00ed teplota SOC<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"spec-sheet-red-flags\">\u010cerven\u00e9 vlajky na technick\u00fdch listech<\/h3><ul class=\"wp-block-list\"><li>\u017d\u00e1dn\u00e1 specifikace klidov\u00e9ho proudu<\/li>\n\n<li>Neur\u010dit\u00e9 pokyny pro skladov\u00e1n\u00ed (\"skladovat norm\u00e1ln\u011b\")<\/li>\n\n<li>Chyb\u011bj\u00edc\u00ed datov\u00e9 k\u00f3dy \/ sledovatelnost<\/li>\n\n<li>Zn\u011bn\u00ed z\u00e1ruky, kter\u00e9 ignoruje realitu skladov\u00e1n\u00ed z\u00e1sob<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"a-standard-acceptance-test-you-can-scale\">Standardn\u00ed akcepta\u010dn\u00ed test, kter\u00fd m\u016f\u017eete roz\u0161\u00ed\u0159it<\/h3><p>Definujte: podm\u00ednky skladov\u00e1n\u00ed + \u010dasov\u00e9 okno + metodu m\u011b\u0159en\u00ed (trend OCV + matematika parazitn\u00edho proudu + test kapacity pro ozna\u010den\u00e9 jednotky). Udr\u017eujte konzistenci.<\/p><h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2><p>Samovyb\u00edjen\u00ed bateri\u00ed je skute\u010dn\u00e9 - ale v modern\u00edch pr\u016fmyslov\u00fdch balen\u00edch je v\u011bt\u0161ina st\u00ed\u017enost\u00ed na \"samovyb\u00edjen\u00ed\" ve skute\u010dnosti&nbsp;<strong>teplotn\u00ed expozice plus parazitn\u00ed odtok z balen\u00ed<\/strong>. \u00dadaje z ter\u00e9nu potvrzuj\u00ed, \u017ee lithiov\u00e9 \u010dl\u00e1nky mohou m\u00edt dlouhodob\u011b n\u00edzk\u00e9 ztr\u00e1ty, ale ochrana a elektronika balen\u00ed mohou zv\u00fd\u0161it v\u00fdznamnou spot\u0159ebu a teplo m\u016f\u017ee ztr\u00e1ty v\u00fdrazn\u011b zv\u00fd\u0161it.<\/p><p>Odd\u011blen\u00e1 str\u00e1nka\u00a0<strong>Ztr\u00e1ta SOC<\/strong>\u00a0z\u00a0<strong>sl\u00e1bnut\u00ed kapacity<\/strong>, zm\u011b\u0159te\u00a0<strong>pr\u016fm\u011br<\/strong>\u00a0(nikoliv bodov\u00fd ode\u010det) a prosazovat jednoduch\u00fd postup skladov\u00e1n\u00ed. Sn\u00ed\u017e\u00edte po\u010det vratek DOA, sn\u00ed\u017e\u00edte po\u010det svoz\u016f kamion\u016f a p\u0159estanete se honit za \u0161patnou p\u0159\u00ed\u010dinou.\u00a0<strong><a href=\"https:\/\/www.kmdpower.com\/cs\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kontaktujte n\u00e1s<\/a><\/strong>\u00a0pro\u00a0<strong><a href=\"https:\/\/www.kmdpower.com\/cs\/12v-lifepo4-battery\/\" target=\"_blank\" rel=\"noreferrer noopener\">lithiov\u00e1 baterie na m\u00edru<\/a><\/strong>\u00a0\u0159e\u0161en\u00ed.<\/p><h2 class=\"wp-block-heading\" id=\"faq\">\u010cASTO KLADEN\u00c9 DOTAZY<\/h2><h3 class=\"wp-block-heading\" id=\"what-is-the-ideal-storage-condition-to-minimize-self-discharge-\">Jak\u00e9 jsou ide\u00e1ln\u00ed podm\u00ednky skladov\u00e1n\u00ed, aby se minimalizovalo samovyb\u00edjen\u00ed?<\/h3><p>Chladn\u00e9 a stabiln\u00ed teploty a skladov\u00e1n\u00ed v SOC vhodn\u00e9m pro chemii. U lithiov\u00fdch bal\u00ed\u010dk\u016f se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 skladov\u00e1n\u00ed ve st\u0159edn\u00ed f\u00e1zi SOC, aby se sn\u00ed\u017eilo nam\u00e1h\u00e1n\u00ed st\u00e1rnut\u00edm, a re\u017eim lodi sni\u017euje vyb\u00edjen\u00ed bal\u00ed\u010dku.<\/p><h3 class=\"wp-block-heading\" id=\"how-does-self-discharge-affect-industrial-battery-packs-\">Jak ovliv\u0148uje samovyb\u00edjen\u00ed pr\u016fmyslov\u00e9 akumul\u00e1tory?<\/h3><p>Sni\u017euje rezervu p\u0159i uv\u00e1d\u011bn\u00ed do provozu, zvy\u0161uje po\u010det n\u00edzkonap\u011b\u0165ov\u00fdch v\u00fdpadk\u016f a sni\u017euje n\u00e1vratnost - zejm\u00e9na v p\u0159\u00edpadech, kdy kv\u016fli jednomu slab\u00e9mu \u010dl\u00e1nku nebo vybit\u00ed elektroniky vypad\u00e1 cel\u00e1 sada jako \"mrtv\u00e1\".<\/p><h3 class=\"wp-block-heading\" id=\"can-self-discharge-damage-batteries-permanently-\">M\u016f\u017ee samovyb\u00edjen\u00ed trvale po\u0161kodit baterie?<\/h3><p>Ztr\u00e1ta SOC je obvykle vratn\u00e1 dob\u00edjen\u00edm. Trval\u00e9 po\u0161kozen\u00ed je \u010dast\u011bji spojeno s p\u016fsoben\u00edm tepla, dlouh\u00fdm skladov\u00e1n\u00edm lithium-iontov\u00fdch akumul\u00e1tor\u016f s vysok\u00fdm obsahem SOC (st\u00e1rnut\u00ed) nebo s olov\u011bn\u00fdmi akumul\u00e1tory ponechan\u00fdmi ve vybit\u00e9m stavu (riziko sulfatace). Spole\u010dnost Trojan Battery v\u00fdslovn\u011b spojuje dlouhodob\u00e9 skladov\u00e1n\u00ed s kadenc\u00ed nab\u00edjen\u00ed a vlivem teploty.<\/p><h3 class=\"wp-block-heading\" id=\"why-do-lithium-batteries-lose-charge-in-storage-if-self-discharge-is-low-\">Pro\u010d lithiov\u00e9 baterie p\u0159i skladov\u00e1n\u00ed ztr\u00e1cej\u00ed n\u00e1boj, pokud je jejich samovyb\u00edjen\u00ed n\u00edzk\u00e9?<\/h3><p>Proto\u017ee \"n\u00edzk\u00e9 samovyb\u00edjen\u00ed\" se \u010dasto vztahuje na&nbsp;<strong>bu\u0148ka<\/strong>. Elektronika balen\u00ed (BMS\/ochrana, palivom\u011br, komunikace, vyva\u017eov\u00e1n\u00ed) m\u016f\u017ee odeb\u00edrat energii trvale nebo p\u0159eru\u0161ovan\u011b.<\/p><h3 class=\"wp-block-heading\" id=\"how-can-i-tell-if-it-s-self-discharge-or-bms-monitor-drain-\">Jak zjist\u00edm, zda se jedn\u00e1 o samovyb\u00edjen\u00ed nebo vyb\u00edjen\u00ed monitoru BMS?<\/h3><p>M\u011b\u0159en\u00ed klidov\u00e9ho proudu v pr\u016fb\u011bhu \u010dasu v re\u017eimu skladov\u00e1n\u00ed\/pos\u00edl\u00e1n\u00ed a v\u00fdpo\u010det m\u011bs\u00ed\u010dn\u00edch ztr\u00e1t Ah. Pokud matematika odpov\u00edd\u00e1 \u00fabytku, jde o parazitn\u00ed vyb\u00edjen\u00ed - ne o chemii \u010dl\u00e1nku.<\/p>","protected":false},"excerpt":{"rendered":"<p>Jeden mana\u017eer n\u00e1kupu mi jednou \u0159ekl: \"Vyt\u00e1hli jsme ze skladu \u00fapln\u011b nov\u00fd akumul\u00e1tor - a u\u017e byl vybit\u00fd.\" V B2B se takov\u00e9 p\u0159ekvapen\u00ed rychle prom\u011bn\u00ed ve vr\u00e1cen\u00ed DOA, zpo\u017ed\u011bn\u00ed p\u0159i uv\u00e1d\u011bn\u00ed do provozu a sv\u00e1\u017een\u00ed kamion\u016f - proto\u017ee \"ztr\u00e1ta n\u00e1boje b\u011bhem st\u00e1n\u00ed\" je \u010dasto \u0161patn\u011b diagnostikov\u00e1na. M\u016f\u017ee se jednat o skute\u010dn\u00e9 samovyb\u00edjen\u00ed \u010dl\u00e1nk\u016f, parazitn\u00ed vyb\u00edjen\u00ed na \u00farovni balen\u00ed ze strany BMS\/elektroniky nebo kalend\u00e1\u0159n\u00ed st\u00e1rnut\u00ed kapacity (trval\u00e9, nikoliv jen n\u00edzk\u00e9 SOC...).<\/p>","protected":false},"author":1,"featured_media":2945,"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-5110","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\/5110","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=5110"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5110\/revisions"}],"predecessor-version":[{"id":5111,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5110\/revisions\/5111"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/2945"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=5110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=5110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=5110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}