{"id":5217,"date":"2026-06-09T07:46:36","date_gmt":"2026-06-09T07:46:36","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=5217"},"modified":"2026-06-09T07:49:35","modified_gmt":"2026-06-09T07:49:35","slug":"do-sodium-ion-battery-lose-capacity-if-stored-at-0v-for-long-periods","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/sk\/news\/do-sodium-ion-battery-lose-capacity-if-stored-at-0v-for-long-periods\/","title":{"rendered":"Str\u00e1ca sod\u00edkovoi\u00f3nov\u00e1 bat\u00e9ria kapacitu, ak je dlhodobo skladovan\u00e1 pri 0 V?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Do <strong><a href=\"https:\/\/www.kmdpower.com\/sk\/sodium-ion-battery-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria<\/a><\/strong> Strata kapacity pri dlhodobom skladovan\u00ed pri 0 V? Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria s nap\u00e4t\u00edm 0 V mnoh\u00fdch kupuj\u00facich znepokojuje z jednoduch\u00e9ho d\u00f4vodu: v l\u00edtiovo-i\u00f3nov\u00fdch syst\u00e9moch m\u00f4\u017ee hlbok\u00e9 nadmern\u00e9 vybitie znamena\u0165 bezpe\u010dnostn\u00e9 riziko, trval\u00e9 po\u0161kodenie alebo oboje. Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria men\u00ed t\u00fato diskusiu, ale neodstra\u0148uje riziko.<\/p><p class=\"wp-block-paragraph\">Najpresnej\u0161ia odpove\u010f je t\u00e1to:&nbsp;<strong>\u00e1no, sod\u00edkov\u00e9 bat\u00e9rie m\u00f4\u017eu strati\u0165 kapacitu, ak s\u00fa dlhodobo skladovan\u00e9 pri 0 V, ale v\u00fdsledok z\u00e1vis\u00ed od ch\u00e9mie, elektrolytu, doby skladovania, teploty, kon\u0161trukcie \u010dl\u00e1nku a sp\u00f4sobu obnovy.<\/strong><\/p><p class=\"wp-block-paragraph\">Jednoducho povedan\u00e9, tolerancia 0 V je skuto\u010dn\u00e1, ale nie je to to ist\u00e9 ako nulov\u00e1 degrad\u00e1cia. Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria m\u00f4\u017ee by\u0165 bezpe\u010dnej\u0161ia pri zotavovan\u00ed z 0V ako mnoh\u00e9 be\u017en\u00e9 l\u00edtiovo-i\u00f3nov\u00e9 \u010dl\u00e1nky, ale to neznamen\u00e1, \u017ee dlhodob\u00e9 skladovanie pri 0V je v\u017edy v\u00fdkonovo neutr\u00e1lne.<\/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-100ah-sodium-ion-battery-main-image-002.jpg\" alt=\"\" class=\"wp-image-1181\"\/><\/figure><p class=\"has-text-align-center alignwide wp-block-paragraph\"><strong><a href=\"https:\/\/www.kmdpower.com\/sk\/kamada-poewr-12v-100ah-sodium-ion-battery-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kamada Power 12V 100Ah sod\u00edkovo i\u00f3nov\u00e1 bat\u00e9ria<\/a><\/strong><\/p><h2 class=\"wp-block-heading\">Str\u00e1caj\u00fa sod\u00edkovo-i\u00f3nov\u00e9 bat\u00e9rie kapacitu, ak s\u00fa dlhodobo skladovan\u00e9 pri 0 V?<\/h2><p class=\"wp-block-paragraph\">\u00c1no, m\u00f4\u017eu. Sod\u00edkovo-i\u00f3nov\u00e9 \u010dl\u00e1nky sa \u010dasto ozna\u010duj\u00fa ako \"0V-stabiln\u00e9\", preto\u017ee mnoh\u00e9 z nich zn\u00e1\u0161aj\u00fa nulov\u00e9 nap\u00e4tie lep\u0161ie ako be\u017en\u00e9 l\u00edtiovo-i\u00f3nov\u00e9 \u010dl\u00e1nky. Hlavn\u00fdm d\u00f4vodom je kon\u0161trukcia \u010dl\u00e1nku. Mnoh\u00e9 kon\u0161trukcie sod\u00edkov\u00fdch \u010dl\u00e1nkov m\u00f4\u017eu pou\u017e\u00edva\u0165 hlin\u00edkov\u00e9 kolektory pr\u00fadu namiesto medi na z\u00e1pornej strane, \u010d\u00edm sa predch\u00e1dza probl\u00e9mu rozp\u00fa\u0161\u0165ania medi, ktor\u00fd sp\u00f4sobuje, \u017ee hlbok\u00e9 nadmern\u00e9 vyb\u00edjanie je v mnoh\u00fdch l\u00edtiovo-i\u00f3nov\u00fdch \u010dl\u00e1nkoch obzvl\u00e1\u0161\u0165 nebezpe\u010dn\u00e9.<\/p><p class=\"wp-block-paragraph\">T\u00e1to bezpe\u010dnostn\u00e1 v\u00fdhoda v\u0161ak&nbsp;<strong>nie<\/strong>&nbsp;zaru\u010duje zachovanie pln\u00e9ho v\u00fdkonu aj po dlhom skladovan\u00ed pri 0 V.<\/p><p class=\"wp-block-paragraph\">Ukladanie pri nulovom nap\u00e4t\u00ed m\u00f4\u017ee st\u00e1le sp\u00f4sobova\u0165 medzif\u00e1zov\u00fa nestabilitu, degrad\u00e1ciu SEI, vy\u0161\u0161iu impedanciu, ni\u017e\u0161iu vyu\u017eite\u013en\u00fa kapacitu, slab\u0161iu schopnos\u0165 r\u00fdchlosti alebo krat\u0161iu bud\u00facu \u017eivotnos\u0165 cyklu. \u010cl\u00e1nok sa m\u00f4\u017ee bezpe\u010dne dob\u00edja\u0165 a napriek tomu sa m\u00f4\u017ee vr\u00e1ti\u0165 so zn\u00ed\u017een\u00fdm v\u00fdkonom.<\/p><p class=\"wp-block-paragraph\">Toto rozl\u00ed\u0161enie je d\u00f4le\u017eit\u00e9 pre v\u00fdrobcov OEM, distrib\u00fatorov a syst\u00e9mov\u00fdch integr\u00e1torov. Tvrdenie o 0 V by sa nemalo zmeni\u0165 na z\u00e1sady ukladania, pokia\u013e dod\u00e1vate\u013e nem\u00f4\u017ee preuk\u00e1za\u0165 skuto\u010dn\u00e9 \u00fadaje o obnove za definovan\u00fdch podmienok.<\/p><h2 class=\"wp-block-heading\">\u010co vlastne znamen\u00e1 ulo\u017eenie pri 0 V v re\u00e1lnych aplik\u00e1ci\u00e1ch?<\/h2><p class=\"wp-block-paragraph\">\"Ulo\u017een\u00e9 pri 0 V\" m\u00f4\u017ee opisova\u0165 ve\u013emi odli\u0161n\u00e9 situ\u00e1cie. \u010cl\u00e1nok m\u00f4\u017ee nakr\u00e1tko dosiahnu\u0165 0 V po\u010das n\u00e1hodn\u00e9ho nadmern\u00e9ho vybitia. Akumul\u00e1tor m\u00f4\u017ee by\u0165 ponechan\u00fd v ne\u010dinnosti, k\u00fdm ho parazitn\u00e9 za\u0165a\u017eenie nestiahne nadol. Dod\u00e1vate\u013e m\u00f4\u017ee z logistick\u00fdch a bezpe\u010dnostn\u00fdch d\u00f4vodov dod\u00e1va\u0165 \u010dl\u00e1nky alebo bal\u00edky v nulovom stave. Laborat\u00f3rium m\u00f4\u017ee v r\u00e1mci testovania zneu\u017eitia alebo obnovy vykon\u00e1va\u0165 opakovan\u00e9 cykly s nap\u00e4t\u00edm 0 V. Alebo m\u00f4\u017ee sklad ne\u00famyselne ponecha\u0165 vybit\u00e9 bat\u00e9rie nieko\u013eko t\u00fd\u017ed\u0148ov alebo mesiacov.<\/p><p class=\"wp-block-paragraph\">Nie s\u00fa to rovnak\u00e9 podmienky. Kr\u00e1tkodob\u00fd v\u00fdkyv 0 V, po ktorom nasleduje riaden\u00e9 obnovenie, sa l\u00ed\u0161i od skuto\u010dn\u00e9ho dlhodob\u00e9ho skladovania pri 0 V. Pravideln\u00e9 testovacie udalosti pri 0 V sa tie\u017e l\u00ed\u0161ia od bat\u00e9rie, ktor\u00e1 cel\u00e9 mesiace le\u017e\u00ed v hor\u00facom sklade alebo v sez\u00f3nnom zariaden\u00ed.<\/p><p class=\"wp-block-paragraph\">Aj ke\u010f svorkov\u00e9 nap\u00e4tie vyzer\u00e1 rovnako, vn\u00fatorn\u00fd stav m\u00f4\u017ee by\u0165 ve\u013emi odli\u0161n\u00fd. SEI, z\u00e1soby sod\u00edka, elektr\u00f3dov\u00e9 rozhrania, spr\u00e1vanie plynov, samovyb\u00edjanie a rast impedancie z\u00e1visia od toho, ako bat\u00e9ria dosiahla 0 V, ako dlho tam zostala, od teploty skladovania a od sp\u00f4sobu obnovy.<\/p><p class=\"wp-block-paragraph\">Tak\u017ee spr\u00e1vna ot\u00e1zka nie je len&nbsp;<strong>\"M\u00f4\u017ee dosiahnu\u0165 0 V?\"<\/strong>&nbsp;Lep\u0161ia ot\u00e1zka znie:&nbsp;<strong>\"Ako dlho zostal pri 0 V, pri akej teplote a ak\u00e1 kapacita a impedancia sa potom obnovila?\"<\/strong><\/p><h2 class=\"wp-block-heading\">Pre\u010do sa \u010dasto hovor\u00ed, \u017ee sod\u00edkov\u00e9 bat\u00e9rie s\u00fa tolerantnej\u0161ie vo\u010di 0 V ako l\u00edtiovo-i\u00f3nov\u00e9 bat\u00e9rie?<\/h2><p class=\"wp-block-paragraph\">D\u00f4vod je skuto\u010dn\u00fd a je to jedna z atrakt\u00edvnych komer\u010dn\u00fdch vlastnost\u00ed sod\u00edkov\u00fdch i\u00f3nov.<\/p><p class=\"wp-block-paragraph\">V mnoh\u00fdch l\u00edtium-i\u00f3nov\u00fdch \u010dl\u00e1nkoch m\u00f4\u017ee hlbok\u00e9 nadmern\u00e9 vybitie zv\u00fd\u0161i\u0165 potenci\u00e1l z\u00e1pornej elektr\u00f3dy nato\u013eko, \u017ee d\u00f4jde k oxid\u00e1cii a rozpusteniu meden\u00e9ho zbera\u010da pr\u00fadu. Po\u010das nab\u00edjania sa rozpusten\u00e1 me\u010f m\u00f4\u017ee znovu usadzova\u0165 a zvy\u0161ova\u0165 riziko vn\u00fatorn\u00e9ho skratu. To je jeden z d\u00f4vodov, pre\u010do sa siln\u00e9 nadmern\u00e9 vyb\u00edjanie pova\u017euje v mnoh\u00fdch l\u00edtium-i\u00f3nov\u00fdch syst\u00e9moch za nebezpe\u010dn\u00e9.<\/p><p class=\"wp-block-paragraph\">Sod\u00edkovo-i\u00f3nov\u00e9 \u010dl\u00e1nky sa \u010dasto m\u00f4\u017eu vyhn\u00fa\u0165 tejto \u0161pecifickej ceste poruchy, preto\u017ee mnoh\u00e9 kon\u0161trukcie pou\u017e\u00edvaj\u00fa hlin\u00edkov\u00e9 kolektory pr\u00fadu, ktor\u00e9 s\u00fa stabilnej\u0161ie v podmienkach nulov\u00e9ho nap\u00e4tia. To pom\u00e1ha vysvetli\u0165, pre\u010do sa o sod\u00edkovo-iontov\u00fdch \u010dl\u00e1nkoch \u0161iroko diskutuje v s\u00favislosti s 0V prepravou, bezpe\u010dnej\u0161ou manipul\u00e1ciou, zariadeniami s dlhou dobou chodu napr\u00e1zdno a aplik\u00e1ciami odoln\u00fdmi vo\u010di hlbok\u00e9mu vybitiu.<\/p><p class=\"wp-block-paragraph\">Formul\u00e1cia v\u0161ak mus\u00ed by\u0165 presn\u00e1.<\/p><p class=\"wp-block-paragraph\">Sod\u00edkov\u00e9 i\u00f3ny sa vyh\u00fdbaj\u00fa&nbsp;<strong>jedna z hlavn\u00fdch ciest poruchy l\u00edtiov\u00fdch i\u00f3nov<\/strong>. Nevyh\u00fdba sa v\u0161etk\u00fdm degrada\u010dn\u00fdm procesom sp\u00f4soben\u00fdm hlbok\u00fdm vybit\u00edm alebo dlhodob\u00fdm skladovan\u00edm. Bezpe\u010dnej\u0161ie pri 0 V neznamen\u00e1 nezmenen\u00e9 pri 0 V. Takisto to neznamen\u00e1, \u017ee ka\u017ed\u00e1 sod\u00edkovo-i\u00f3nov\u00e1 ch\u00e9mia sa spr\u00e1va rovnako.<\/p><h2 class=\"wp-block-heading\">Pre\u010do m\u00f4\u017ee dlhodob\u00e9 ukladanie 0 V st\u00e1le zni\u017eova\u0165 kapacitu?<\/h2><p class=\"wp-block-paragraph\">Riziko sa toti\u017e neobmedzuje len na zlyhanie zbera\u010da pr\u00fadu.<\/p><p class=\"wp-block-paragraph\">Ke\u010f je sod\u00edkov\u00fd i\u00f3nov\u00fd \u010dl\u00e1nok pri 0 V, vn\u00fatorn\u00e9 rozhrania sa m\u00f4\u017eu sta\u0165 nestabiln\u00fdmi. SEI sa m\u00f4\u017ee \u010diasto\u010dne rozpusti\u0165 alebo degradova\u0165. Pri dob\u00edjan\u00ed \u010dl\u00e1nku sa m\u00f4\u017ee sta\u0165, \u017ee SEI sa bude musie\u0165 obnovi\u0165, \u010d\u00edm sa spotrebuje akt\u00edvny sod\u00edk a zv\u00fd\u0161i sa impedancia. V z\u00e1vislosti od chemick\u00e9ho zlo\u017eenia a elektrolytu m\u00f4\u017ee po hlbokom vybit\u00ed d\u00f4js\u0165 k nestabilite aj na strane kladnej elektr\u00f3dy.<\/p><p class=\"wp-block-paragraph\">V\u00fdsledkom m\u00f4\u017ee by\u0165:<\/p><ul class=\"wp-block-list\"><li>ni\u017e\u0161ia obnoven\u00e1 kapacita<\/li>\n\n<li>vy\u0161\u0161ia hodnota DCIR alebo ACIR<\/li>\n\n<li>ni\u017e\u0161\u00ed v\u00fdkon<\/li>\n\n<li>slab\u0161\u00ed v\u00fdkon pri n\u00edzkych teplot\u00e1ch<\/li>\n\n<li>r\u00fdchlej\u0161ia degrad\u00e1cia v neskor\u0161om cykle<\/li>\n\n<li>zv\u00fd\u0161en\u00e9 samovyb\u00edjanie<\/li>\n\n<li>opuch alebo tvorba plynu v zl\u00fdch pr\u00edpadoch<\/li><\/ul><p class=\"wp-block-paragraph\">Pre in\u017einierske t\u00edmy nie je k\u013e\u00fa\u010dovou ot\u00e1zkou len to, \u010di sa d\u00e1 bat\u00e9ria op\u00e4\u0165 zapn\u00fa\u0165. D\u00f4le\u017eitej\u0161ou ot\u00e1zkou je, \u010di aj po obnoven\u00ed sp\u013a\u0148a po\u017eiadavky na n\u00e1vrat do prev\u00e1dzky.<\/p><p class=\"wp-block-paragraph\">Bat\u00e9ria, ktor\u00e1 sa dobije po 0 V, m\u00f4\u017ee aj tak nevyhovie\u0165 kontrole kapacity, kontrole vn\u00fatorn\u00e9ho odporu, kontrole samovyb\u00edjania alebo po\u017eiadavke na bud\u00facu \u017eivotnos\u0165 cyklu.<\/p><h2 class=\"wp-block-heading\">Reaguj\u00fa v\u0161etky sod\u00edkovo-i\u00f3nov\u00e9 bat\u00e9rie rovnako na skladovanie pri 0 V?<\/h2><p class=\"wp-block-paragraph\">Nie. Toto je jeden z najd\u00f4le\u017eitej\u0161\u00edch bodov.<\/p><p class=\"wp-block-paragraph\">\"Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria\" nie je jeden dizajn. Z\u00e1le\u017e\u00ed na chemickom zlo\u017een\u00ed. Z\u00e1le\u017e\u00ed na elektrolyte. Z\u00e1le\u017e\u00ed na materi\u00e1li an\u00f3dy. Z\u00e1le\u017e\u00ed na chemickom zlo\u017een\u00ed kladnej elektr\u00f3dy. Z\u00e1le\u017e\u00ed na form\u00e1te \u010dl\u00e1nku, kon\u0161trukcii zbera\u010da pr\u00fadu, separ\u00e1tora, procese tvorby, teplote skladovania a obnovovacom pr\u00fade.<\/p><p class=\"wp-block-paragraph\">Niektor\u00e9 sod\u00edkov\u00e9 i\u00f3nov\u00e9 \u010dl\u00e1nky vykazovali po definovan\u00fdch testoch 0 V pokoja len mal\u00fa stratu kapacity. Niektor\u00e9 nevykazovali takmer \u017eiadnu merate\u013en\u00fa stratu kapacity pri \u0161pecifick\u00fdch protokoloch. In\u00e9 \u010dl\u00e1nky vykazovali zv\u00fd\u0161en\u00fd odpor alebo slab\u0161\u00ed cyklus po \u00faplnom vybit\u00ed pri skladovan\u00ed.<\/p><p class=\"wp-block-paragraph\">Komer\u010dn\u00e9 sod\u00edkov\u00e9 i\u00f3nov\u00e9 produkty sa tie\u017e l\u00ed\u0161ia. Niektor\u00e9 platformy m\u00f4\u017eu zvl\u00e1da\u0165 opakovan\u00e9 udalosti 0 V lep\u0161ie ako in\u00e9, zatia\u013e \u010do niektor\u00e9 m\u00f4\u017eu optimalizova\u0165 n\u00e1klady, hustotu energie, spr\u00e1vanie pri n\u00edzkych teplot\u00e1ch alebo \u017eivotnos\u0165 cyklu.<\/p><p class=\"wp-block-paragraph\">To znamen\u00e1, \u017ee tvrdenie dod\u00e1vate\u013ea o 0 V m\u00e1 v\u00fdznam len vtedy, ak obsahuje:<\/p><ul class=\"wp-block-list\"><li>chemick\u00e1 alebo bunkov\u00e1 platforma<\/li>\n\n<li>trvanie pri 0 V<\/li>\n\n<li>teplota skladovania<\/li>\n\n<li>met\u00f3da obnovovacieho pr\u00fadu a nap\u00e4tia<\/li>\n\n<li>obnoven\u00e1 kapacita<\/li>\n\n<li>zmena impedancie<\/li>\n\n<li>\u00fadaje po obnovovacom cykle<\/li>\n\n<li>opuch, \u00fanik alebo bezpe\u010dnostn\u00e9 pripomienky<\/li><\/ul><p class=\"wp-block-paragraph\">Bez t\u00fdchto \u00fadajov je \"0V stabiln\u00fd\" ne\u00fapln\u00fd.<\/p><h2 class=\"wp-block-heading\">Ako dlho je pr\u00edli\u0161 dlh\u00e9 ponechanie sod\u00edkovej bat\u00e9rie pri nap\u00e4t\u00ed 0 V?<\/h2><p class=\"wp-block-paragraph\">Neexistuje univerz\u00e1lne \u010d\u00edslo, ktor\u00e9 by platilo pre ka\u017ed\u00fa sod\u00edkovo-i\u00f3nov\u00fa bat\u00e9riu.<\/p><p class=\"wp-block-paragraph\">Nieko\u013eko hod\u00edn pri 0 V po n\u00e1hodnom nadmernom vybit\u00ed nie je to ist\u00e9 ako nieko\u013eko dn\u00ed. Nieko\u013eko dn\u00ed nie je to ist\u00e9 ako t\u00fd\u017edne alebo mesiace. Laborat\u00f3rny test pri riadenej teplote nie je to ist\u00e9 ako skladovanie v sklade, preprava v kontajneroch alebo sez\u00f3nne skladovanie zariaden\u00ed.<\/p><p class=\"wp-block-paragraph\">Teplota tie\u017e men\u00ed v\u00fdsledok. Bat\u00e9ria skladovan\u00e1 pri 0 V v kontrolovan\u00fdch podmienkach sa m\u00f4\u017ee spr\u00e1va\u0165 inak ako bat\u00e9ria ponechan\u00e1 v hor\u00facich logistick\u00fdch podmienkach, mrazivom vonkaj\u0161om zariaden\u00ed alebo vo vlhkom sklade. Vy\u0161\u0161ia teplota m\u00f4\u017ee ur\u00fdchli\u0165 ved\u013eaj\u0161ie reakcie. Chladn\u00e9 podmienky m\u00f4\u017eu zmeni\u0165 spr\u00e1vanie pri obnove a limity nab\u00edjania.<\/p><p class=\"wp-block-paragraph\">Z tohto d\u00f4vodu by zodpovedn\u00ed dod\u00e1vatelia nemali jednoducho tvrdi\u0165, \u017ee \"skladovanie pri 0 V je bezpe\u010dn\u00e9\". Mali by \u0161pecifikova\u0165 overen\u00e9 trvanie, teplotn\u00fd rozsah, met\u00f3du obnovy a v\u00fdkon po obnove.<\/p><p class=\"wp-block-paragraph\">Praktick\u00e9 pravidlo pre kupuj\u00facich je nasledovn\u00e9:<\/p><p class=\"wp-block-paragraph\"><strong>Kr\u00e1tku toleranciu 0 V pova\u017eujte za bezpe\u010dnostn\u00fa v\u00fdhodu a v\u00fdhodu obnovy. Dlhodob\u00e9 uchov\u00e1vanie 0V pova\u017eujte za ot\u00e1zku v\u00fdkonu, ktor\u00e1 si vy\u017eaduje \u00fadaje od dod\u00e1vate\u013ea.<\/strong><\/p><h2 class=\"wp-block-heading\">M\u00f4\u017ee sa sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria po dlhodobom skladovan\u00ed s nap\u00e4t\u00edm 0 V \u00faplne zotavi\u0165?<\/h2><p class=\"wp-block-paragraph\">Niekedy \u00e1no, niekedy len \u010diasto\u010dne.<\/p><p class=\"wp-block-paragraph\">Existuj\u00fa povzbudzuj\u00face pr\u00edklady, ktor\u00e9 ukazuj\u00fa, \u017ee niektor\u00e9 sod\u00edkov\u00e9 i\u00f3nov\u00e9 \u010dl\u00e1nky sa m\u00f4\u017eu dobre zotavi\u0165 po prev\u00e1dzke s nulov\u00fdm nap\u00e4t\u00edm, pri\u010dom kapacita alebo zmena odporu s\u00fa za definovan\u00fdch testovac\u00edch podmienok obmedzen\u00e9. To je jeden z d\u00f4vodov, pre\u010do s\u00fa sod\u00edkovo-i\u00f3nov\u00e9 \u010dl\u00e1nky komer\u010dne zauj\u00edmav\u00e9 pre dopravu, skladovanie, z\u00e1lo\u017en\u00e9 nap\u00e1janie a zariadenia s dlhou prev\u00e1dzkou.<\/p><p class=\"wp-block-paragraph\">Tieto v\u00fdsledky by sa v\u0161ak nemali zov\u0161eobec\u0148ova\u0165 na cel\u00fd trh.<\/p><p class=\"wp-block-paragraph\">V\u00fdsledok z jedn\u00e9ho \u010dl\u00e1nku, jedn\u00e9ho chemick\u00e9ho zlo\u017eenia, jedn\u00e9ho trvania skladovania, jednej teploty a jedn\u00e9ho protokolu obnovy nedokazuje, \u017ee v\u0161etky sod\u00edkovo-i\u00f3nov\u00e9 bat\u00e9rie m\u00f4\u017eu by\u0165 pri 0 V cel\u00e9 mesiace bez straty kapacity. In\u00e9 \u0161t\u00fadie a komer\u010dn\u00e9 testy ukazuj\u00fa, \u017ee niektor\u00e9 sod\u00edkovo-i\u00f3nov\u00e9 \u010dl\u00e1nky sa m\u00f4\u017eu vr\u00e1ti\u0165 s vy\u0161\u0161\u00edm odporom, ni\u017e\u0161ou kapacitou alebo slab\u0161\u00edm cyklovan\u00edm po uskladnen\u00ed.<\/p><p class=\"wp-block-paragraph\">Spr\u00e1vny z\u00e1ver nie je \"0V nesp\u00f4sobuje \u017eiadne \u0161kody\". Nie je to ani \"0V v\u017edy zni\u010d\u00ed \u010dl\u00e1nok\".<\/p><p class=\"wp-block-paragraph\">Spr\u00e1vny z\u00e1ver je:<\/p><p class=\"wp-block-paragraph\"><strong>Obnova je mo\u017en\u00e1, \u010dasto bezpe\u010dnej\u0161ia ako v be\u017en\u00fdch l\u00edtiovo-i\u00f3nov\u00fdch syst\u00e9moch, ale st\u00e1le podmienen\u00e1, z\u00e1visl\u00e1 od chemick\u00e9ho zlo\u017eenia a citliv\u00e1 na v\u00fdkon.<\/strong><\/p><h2 class=\"wp-block-heading\">Na \u010do by sa mali kupuj\u00faci p\u00fdta\u0165 dod\u00e1vate\u013eov v s\u00favislosti s tvrdeniami o skladovan\u00ed 0 V?<\/h2><p class=\"wp-block-paragraph\">Kupuj\u00faci by mali po\u017eadova\u0165 \u00fadaje o obnove, nielen jazyk pre\u017eitia.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ot\u00e1zka<\/th><th>Pre\u010do je to d\u00f4le\u017eit\u00e9<\/th><\/tr><\/thead><tbody><tr><td>\u010co znamen\u00e1 va\u0161e tvrdenie 0V?<\/td><td>Kr\u00e1tka udalos\u0165 pri 0 V, preprava pri 0 V, opakovan\u00e9 cykly pri 0 V a dlhodob\u00e9 skladovanie pri 0 V sa l\u00ed\u0161ia.<\/td><\/tr><tr><td>Ak\u00e9 chemick\u00e9 l\u00e1tky a elektrolyty boli testovan\u00e9?<\/td><td>Spr\u00e1vanie 0 V z\u00e1vis\u00ed od chemick\u00e9ho zlo\u017eenia.<\/td><\/tr><tr><td>Ako dlho bol \u010dl\u00e1nok alebo bal\u00edk udr\u017eiavan\u00fd pri 0 V?<\/td><td>Trvanie v\u00fdrazne ovplyv\u0148uje riziko zhor\u0161enia.<\/td><\/tr><tr><td>Pri akej teplote bol skladovan\u00fd?<\/td><td>Teplota men\u00ed r\u00fdchlos\u0165 reakcie a spr\u00e1vanie sa pri obnove.<\/td><\/tr><tr><td>Ak\u00e1 met\u00f3da obnovovacieho pr\u00fadu a nap\u00e4tia bola pou\u017eit\u00e1?<\/td><td>Agres\u00edvne zotavovanie m\u00f4\u017ee sp\u00f4sobi\u0165 \u010fal\u0161\u00ed stres.<\/td><\/tr><tr><td>Ak\u00e1 kapacita bola obnoven\u00e1?<\/td><td>Obnovenie bezpe\u010dnosti nedokazuje \u00fapln\u00e9 obnovenie v\u00fdkonu.<\/td><\/tr><tr><td>Ako sa zmenil DCIR alebo ACIR?<\/td><td>Zv\u00fd\u0161enie odporu ovplyv\u0148uje v\u00fdkon a teplo.<\/td><\/tr><tr><td>Bola testovan\u00e1 cyklistika po zotaven\u00ed?<\/td><td>Kr\u00e1tkodob\u00e9 zotavenie nie je d\u00f4kazom dlhodobej \u017eivotnosti.<\/td><\/tr><tr><td>Bola vykonan\u00e1 kontrola opuchu, netesnosti alebo tvorby plynu?<\/td><td>Fyzick\u00e1 stabilita je d\u00f4le\u017eit\u00e1 pri rozhodovan\u00ed o n\u00e1vrate do slu\u017eby.<\/td><\/tr><tr><td>Testovalo sa to na \u00farovni buniek alebo bal\u00edkov?<\/td><td>Spr\u00e1vanie na \u00farovni bal\u00edka z\u00e1vis\u00ed aj od BMS, nerovnov\u00e1hy a parazitn\u00e9ho odtoku.<\/td><\/tr><\/tbody><\/table><\/figure><p class=\"wp-block-paragraph\">V pr\u00edpade sod\u00edkov\u00fdch i\u00f3nov\u00fdch produktov by sa kupuj\u00faci mali p\u00fdta\u0165 aj na spr\u00e1vanie BMS pri vyp\u00ednan\u00ed, pr\u00fad v re\u017eime sp\u00e1nku, parazitn\u00fd odtok, riziko nevyv\u00e1\u017eenosti \u010dl\u00e1nku, limity obnovovacieho pr\u00fadu a krit\u00e9ri\u00e1 op\u00e4tovnej kvalifik\u00e1cie po udalosti 0 V.<\/p><p class=\"wp-block-paragraph\">Dobr\u00e1 odpove\u010f dod\u00e1vate\u013ea by mala obsahova\u0165 viac ne\u017e len \"bat\u00e9riu mo\u017eno dobi\u0165\". Mala by uk\u00e1za\u0165, \u010di bat\u00e9ria st\u00e1le prech\u00e1dza z\u00e1kladn\u00fdm sitom n\u00e1vratu do prev\u00e1dzky: kapacita, vn\u00fatorn\u00fd odpor, samovyb\u00edjanie, obnovenie nap\u00e4tia, spr\u00e1vanie pri teplote a vidite\u013en\u00e1 stabilita.<\/p><h2 class=\"wp-block-heading\">Ak\u00fd je najlep\u0161\u00ed postup ukladania, ak chcete chr\u00e1ni\u0165 kapacitu?<\/h2><p class=\"wp-block-paragraph\">Nepova\u017eujte nap\u00e4tie 0 V za predvolen\u00fd cie\u013e skladovania len preto, \u017ee sod\u00edkov\u00e9 i\u00f3ny ho zn\u00e1\u0161aj\u00fa lep\u0161ie ako l\u00edtiov\u00e9 i\u00f3ny.<\/p><p class=\"wp-block-paragraph\">Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria m\u00f4\u017ee vydr\u017ea\u0165 0 V, ale to neznamen\u00e1, \u017ee 0 V je najlep\u0161\u00ed stav na zachovanie dlhodob\u00e9ho v\u00fdkonu. Ak je cie\u013eom maxim\u00e1lna obnovite\u013en\u00e1 kapacita a najni\u017e\u0161ie riziko degrad\u00e1cie, kupuj\u00faci by sa mali riadi\u0165 odpor\u00fa\u010dan\u00fdmi hodnotami SOC, skladovacieho nap\u00e4tia, teplotn\u00e9ho rozsahu, intervalu kontroly a z\u00e1sadami dob\u00edjania, ktor\u00e9 uv\u00e1dza dod\u00e1vate\u013e.<\/p><p class=\"wp-block-paragraph\">Pre v\u00fdrobcov a distrib\u00fatorov je to aj ot\u00e1zka z\u00e1ruky a kontroly z\u00e1sob. Ak sa bat\u00e9rie m\u00f4\u017eu dlhodobo nach\u00e1dza\u0165 na sklade, pri preprave, v z\u00e1lo\u017en\u00fdch skriniach, sez\u00f3nnych strojoch alebo vzdialen\u00fdch zariadeniach, pravidl\u00e1 skladovania by mali vych\u00e1dza\u0165 z overen\u00fdch \u00fadajov o obnove.<\/p><p class=\"wp-block-paragraph\">Silnej\u0161ie a bezpe\u010dnej\u0161ie posolstvo je toto:<\/p><p class=\"wp-block-paragraph\">Sod\u00edkov\u00e9 i\u00f3ny m\u00f4\u017eu v niektor\u00fdch chemik\u00e1li\u00e1ch a aplik\u00e1ci\u00e1ch pon\u00faknu\u0165 u\u017eito\u010dn\u00fa bezpe\u010dnostn\u00fa a logistick\u00fa v\u00fdhodu 0 V, ale st\u00e1le je d\u00f4le\u017eit\u00e1 dobr\u00e1 discipl\u00edna pri skladovan\u00ed.<\/p><h2 class=\"wp-block-heading\">Ak je tolerancia 0 V komer\u010dne u\u017eito\u010dn\u00e1<\/h2><p class=\"wp-block-paragraph\">Tolerancia 0 V m\u00f4\u017ee by\u0165 cenn\u00e1, ak sa pou\u017e\u00edva spr\u00e1vne.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Aplik\u00e1cia<\/th><th>Pre\u010do pom\u00e1ha tolerancia 0 V<\/th><\/tr><\/thead><tbody><tr><td>Doprava a logistika<\/td><td>Ni\u017e\u0161ia ulo\u017een\u00e1 energia m\u00f4\u017ee zlep\u0161i\u0165 manipul\u00e1ciu a zn\u00ed\u017ei\u0165 riziko pod\u013ea stanoven\u00fdch pravidiel.<\/td><\/tr><tr><td>Z\u00e1lo\u017en\u00e9 nap\u00e1janie<\/td><td>Dlh\u00e9 obdobia ne\u010dinnosti predstavuj\u00fa riziko hlbok\u00e9ho vybitia, ak sa nekontroluje za\u0165a\u017eenie syst\u00e9mu.<\/td><\/tr><tr><td>Priemyseln\u00e9 zariadenia<\/td><td>Stroje m\u00f4\u017eu by\u0165 medzi prev\u00e1dzkov\u00fdmi sez\u00f3nami cel\u00e9 mesiace nepou\u017e\u00edvan\u00e9.<\/td><\/tr><tr><td>Syst\u00e9my dia\u013ekov\u00e9ho monitorovania<\/td><td>Pr\u00edstup k \u00fadr\u017ebe je obmedzen\u00fd, preto je d\u00f4le\u017eit\u00e9 spr\u00e1vanie pri obnove.<\/td><\/tr><tr><td>Z\u00e1soby OEM<\/td><td>Bat\u00e9rie m\u00f4\u017eu pred in\u0161tal\u00e1ciou zosta\u0165 v sklade.<\/td><\/tr><tr><td>Pren\u00e1jom alebo sez\u00f3nne produkty<\/td><td>Pou\u017e\u00edvatelia m\u00f4\u017eu zanedba\u0165 nab\u00edjanie medzi jednotliv\u00fdmi pou\u017eitiami.<\/td><\/tr><\/tbody><\/table><\/figure><p class=\"wp-block-paragraph\">Tieto v\u00fdhody by sa v\u0161ak mali pova\u017eova\u0165 za kon\u0161truk\u010dn\u00e9 v\u00fdhody, nie za v\u00fdhovorky pre nedbal\u00e9 skladovanie. Vo v\u0161etk\u00fdch pr\u00edpadoch je st\u00e1le d\u00f4le\u017eit\u00e1 ochrana na \u00farovni balenia, kontrola parazitn\u00e9ho za\u0165a\u017eenia, postup obnovy a pravidl\u00e1 kontroly.<\/p><h2 class=\"wp-block-heading\">\u010co by sa malo skontrolova\u0165 po udalosti 0V?<\/h2><p class=\"wp-block-paragraph\">Ak bola sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria skladovan\u00e1 pri 0 V alebo obnoven\u00e1 po hlbokom vybit\u00ed, neposudzujte ju len pod\u013ea toho, \u010di sa zapne.<\/p><p class=\"wp-block-paragraph\">Z\u00e1kladn\u00e1 kontrola n\u00e1vratu do prev\u00e1dzky by mala zah\u0155\u0148a\u0165:<\/p><ul class=\"wp-block-list\"><li>obnoven\u00e1 kapacita<\/li>\n\n<li>stabilita nap\u00e4tia v otvorenom obvode<\/li>\n\n<li>Zmena DCIR alebo ACIR<\/li>\n\n<li>abnorm\u00e1lne samovyb\u00edjanie<\/li>\n\n<li>prijatie poplatku<\/li>\n\n<li>n\u00e1rast teploty po\u010das nab\u00edjania a vyb\u00edjania<\/li>\n\n<li>vidite\u013en\u00e9 opuchy, netesnosti alebo \u00faniky<\/li>\n\n<li>Alarmy BMS alebo hist\u00f3ria ochrany<\/li>\n\n<li>vyv\u00e1\u017eenie \u010dl\u00e1nkov v s\u00e9riov\u00fdch baleniach<\/li>\n\n<li>kr\u00e1tky cyklick\u00fd test po obnoven\u00ed, ak je aplik\u00e1cia kritick\u00e1.<\/li><\/ul><p class=\"wp-block-paragraph\">Pre vysokohodnotn\u00e9 OEM, z\u00e1lo\u017en\u00e9 nap\u00e1janie alebo priemyseln\u00e9 aplik\u00e1cie je toto triedenie d\u00f4le\u017eit\u00e9. Pom\u00e1ha oddeli\u0165 \"obnovite\u013en\u00e9\" od \"st\u00e1le vhodn\u00e9 na prev\u00e1dzku\".<\/p><h2 class=\"wp-block-heading\">Z\u00e1ver<\/h2><p class=\"wp-block-paragraph\">Tak\u017ee, \u010di <strong><a href=\"https:\/\/www.kmdpower.com\/sk\/sodium-ion-battery-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria<\/a><\/strong> str\u00e1caj\u00fa kapacitu, ak s\u00fa dlhodobo ulo\u017een\u00e9 pri 0 V?\u00a0<strong>M\u00f4\u017eu.<\/strong> Sod\u00edkovo-i\u00f3nov\u00e9 bat\u00e9rie maj\u00fa lep\u0161iu toleranciu 0 V ako l\u00edtiovo-i\u00f3nov\u00e9, preto\u017ee mnoh\u00e9 kon\u0161trukcie zabra\u0148uj\u00fa rozp\u00fa\u0161\u0165aniu meden\u00e9ho kolektora pr\u00fadu. Dlhodob\u00e9 skladovanie pri 0 V v\u0161ak st\u00e1le m\u00f4\u017ee zvy\u0161ova\u0165 odpor, zni\u017eova\u0165 obnoven\u00fa kapacitu a oslabova\u0165 neskor\u0161ie cykly.<\/p><p class=\"wp-block-paragraph\">K\u013e\u00fa\u010dovou ot\u00e1zkou nie je \"M\u00f4\u017ee dosiahnu\u0165 0 V?\", ale\u00a0<strong>\"\u010co sa deje po uskladnen\u00ed, za ak\u00fdch podmienok a s ak\u00fdm d\u00f4kazom?\"<\/strong> Ak v\u00e1\u0161 projekt zah\u0155\u0148a dlh\u00e9 skladovanie, riziko hlbok\u00e9ho vybitia alebo prepravu s nulov\u00fdm nap\u00e4t\u00edm, <strong><a href=\"https:\/\/www.kmdpower.com\/sk\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">kontaktujte n\u00e1s<\/a><\/strong> s podmienkami skladovania a po\u017eiadavkami na obnovu. M\u00f4\u017eeme v\u00e1m pom\u00f4c\u0165 vyhodnoti\u0165 spr\u00e1vny <strong><a href=\"https:\/\/www.kmdpower.com\/sk\/sodium-ion-battery-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">kon\u0161trukcia sod\u00edkovo-i\u00f3nov\u00e9 bat\u00e9rie<\/a><\/strong>.<\/p><p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Str\u00e1ca sod\u00edkovoi\u00f3nov\u00e1 bat\u00e9ria kapacitu, ak je dlhodobo skladovan\u00e1 pri 0 V? Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria s nap\u00e4t\u00edm 0 V mnoh\u00fdch kupuj\u00facich znepokojuje z jednoduch\u00e9ho d\u00f4vodu: v l\u00edtiovo-i\u00f3nov\u00fdch syst\u00e9moch m\u00f4\u017ee hlbok\u00e9 nadmern\u00e9 vybitie znamena\u0165 bezpe\u010dnostn\u00e9 riziko, trval\u00e9 po\u0161kodenie alebo oboje. Sod\u00edkovo-i\u00f3nov\u00e1 bat\u00e9ria men\u00ed t\u00fato diskusiu, ale neodstra\u0148uje riziko. Najpresnej\u0161ia odpove\u010f je...<\/p>","protected":false},"author":1,"featured_media":1180,"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-5217","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news_catalog","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/5217","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=5217"}],"version-history":[{"count":2,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/5217\/revisions"}],"predecessor-version":[{"id":5219,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/5217\/revisions\/5219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/media\/1180"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/media?parent=5217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/categories?post=5217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/tags?post=5217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}