Shoda bun\u011bk: v\u00fdrobn\u00ed \"otisk prstu\"<\/strong><\/h3>\u017d\u00e1dn\u00e9 dva bateriov\u00e9 \u010dl\u00e1nky, dokonce ani ze stejn\u00e9 vysoce kvalitn\u00ed v\u00fdrobn\u00ed \u0161ar\u017ee, nejsou 100% identick\u00e9. P\u0159edstavte si to takto: v\u0161echny maj\u00ed drobn\u00e9 odchylky ve sv\u00e9m \"v\u00fdrobn\u00edm otisku\". Shoda \u010dl\u00e1nk\u016f je p\u0159\u00edsn\u00fd, daty podlo\u017een\u00fd proces testov\u00e1n\u00ed a seskupov\u00e1n\u00ed jednotliv\u00fdch \u010dl\u00e1nk\u016f na z\u00e1klad\u011b jejich kl\u00ed\u010dov\u00fdch vlastnost\u00ed. p\u0159ed<\/strong> jsou n\u011bkdy sva\u0159eny do jednoho bal\u00ed\u010dku.<\/p>Profesion\u00e1ln\u00ed mont\u00e9r bateri\u00ed by m\u011bl b\u00fdt p\u0159inejmen\u0161\u00edm schopen:<\/p>
Kapacita (Ah\/mAh):<\/strong>\u00a0Velikost \"palivov\u00e9 n\u00e1dr\u017ee\" ka\u017ed\u00e9ho \u010dl\u00e1nku.<\/li>\n\nVnit\u0159n\u00ed odpor (m\u03a9):<\/strong>\u00a0M\u011b\u0159\u00edtko toho, jak moc se \u010dl\u00e1nek br\u00e1n\u00ed dod\u00e1vce energie. Ni\u017e\u0161\u00ed vnit\u0159n\u00ed odpor je lep\u0161\u00ed a kl\u00ed\u010dov\u00e1 je konzistence.<\/li>\n\nRychlost samovyb\u00edjen\u00ed:<\/strong>\u00a0Jak rychle ztr\u00e1c\u00ed \u010dl\u00e1nek n\u00e1boj, kdy\u017e jen tak le\u017e\u00ed na polici.<\/li><\/ul>Sestavit bal\u00ed\u010dek bez slad\u011bn\u00ed je jako postavit v\u00fdkonn\u00fd motor s neslad\u011bn\u00fdmi p\u00edsty. Je to recept na selh\u00e1n\u00ed.<\/p>
Vyv\u00e1\u017een\u00ed bun\u011bk: Udr\u017eov\u00e1n\u00ed synchronizace t\u00fdmu<\/strong><\/h3>Pokud je vyb\u00edr\u00e1n\u00ed ide\u00e1ln\u00edch, stejn\u00fdch vesla\u0159\u016f do lodi p\u0159ed z\u00e1vodem, pak je vyva\u017eov\u00e1n\u00ed \u00fakolem kormideln\u00edka. b\u011bhem<\/em> Neust\u00e1le prov\u00e1d\u011bjte drobn\u00e9 \u00fapravy, abyste se ujistili, \u017ee v\u0161ichni t\u00e1hnou v dokonal\u00e9 shod\u011b.<\/p>Vyva\u017eov\u00e1n\u00ed bun\u011bk je elektronick\u00e1 funkce, kterou \u0159\u00edd\u00ed syst\u00e9m Syst\u00e9m spr\u00e1vy bateri\u00ed (BMS)<\/strong>, kter\u00fd pracuje na vyrovn\u00e1n\u00ed stavu nabit\u00ed (SoC) ka\u017ed\u00e9ho \u010dl\u00e1nku (nebo paraleln\u00ed skupiny \u010dl\u00e1nk\u016f) v r\u00e1mci balen\u00ed. Je to aktivn\u00ed, pr\u016fb\u011b\u017en\u00fd proces, kter\u00fd bojuje proti p\u0159irozen\u00e9 tendenci \u010dl\u00e1nk\u016f se od sebe \u010dasem vzdalovat.<\/p>Bludn\u00fd kruh: Co se d\u011bje v nevyv\u00e1\u017een\u00e9, nesourod\u00e9 sme\u010dce?<\/strong><\/h2>Co na tom, \u017ee se jedna bu\u0148ka m\u00edrn\u011b li\u0161\u00ed? D\u016fsledky jsou v\u00e1\u017en\u00e9 a vytv\u00e1\u0159ej\u00ed sestupnou spir\u00e1lu, kter\u00e1 p\u0159ed\u010dasn\u011b zab\u00edj\u00ed celou sme\u010dku.<\/p>
V\u0161e za\u010d\u00edn\u00e1 u \"nejslab\u0161\u00edho \u010dl\u00e1nku\"<\/strong><\/h3>V ka\u017ed\u00e9 s\u00e9rii \u010dl\u00e1nk\u016f je v\u00fdkon cel\u00e9ho balen\u00ed d\u00e1n jeho nejslab\u0161\u00edm \u010dl\u00e1nkem - \u010dl\u00e1nkem s nejni\u017e\u0161\u00ed skute\u010dnou kapacitou. Tento \u010dl\u00e1nek se st\u00e1v\u00e1 limituj\u00edc\u00edm faktorem pro nab\u00edjen\u00ed i vyb\u00edjen\u00ed.<\/p>
Probl\u00e9m s nab\u00edjen\u00edm: jeden \u010dl\u00e1nek k\u0159i\u010d\u00ed \"Stop!\" P\u0159\u00edli\u0161 brzy<\/strong><\/h3>P\u0159i nab\u00edjen\u00ed akumul\u00e1toru dost\u00e1vaj\u00ed v\u0161echny \u010dl\u00e1nky stejn\u00fd proud. \"Slab\u00fd\" \u010dl\u00e1nek, kter\u00fd m\u00e1 men\u0161\u00ed n\u00e1dr\u017e, se napln\u00ed jako prvn\u00ed a dos\u00e1hne sv\u00e9ho maxim\u00e1ln\u00edho bezpe\u010dn\u00e9ho nap\u011bt\u00ed (nap\u0159. 4,2 V u mnoha lithium-iontov\u00fdch typ\u016f). Spr\u00e1vn\u011b funguj\u00edc\u00ed syst\u00e9m BMS to vid\u00ed, a aby zabr\u00e1nil nebezpe\u010dn\u00e9mu p\u0159eb\u00edjen\u00ed, cel\u00fd proces nab\u00edjen\u00ed spr\u00e1vn\u011b zastav\u00ed.<\/p>
V\u00fdsledek:<\/strong> Ostatn\u00ed, zdrav\u011bj\u0161\u00ed bu\u0148ky s v\u011bt\u0161\u00ed kapacitou z\u016fst\u00e1vaj\u00ed chronicky nedobit\u00e9. Balen\u00ed nikdy<\/em> dos\u00e1hne sv\u00e9 skute\u010dn\u00e9, projektovan\u00e9 kapacity. V\u00e1\u0161 100Ah akumul\u00e1tor se m\u016f\u017ee nab\u00edt pouze na 95Ah.<\/p>Probl\u00e9m s vyb\u00edjen\u00edm: jeden \u010dl\u00e1nek vypov\u00ed slu\u017ebu jako prvn\u00ed<\/strong><\/h3>Tot\u00e9\u017e se d\u011bje na druh\u00e9 stran\u011b. Jakmile se va\u0161e pr\u016fmyslov\u00e1 za\u0159\u00edzen\u00ed<\/strong> odeb\u00edr\u00e1 energii, slab\u0161\u00ed \u010dl\u00e1nek, kter\u00fd m\u00e1 m\u00e9n\u011b paliva, se vypr\u00e1zdn\u00ed jako prvn\u00ed a dos\u00e1hne sv\u00e9ho minim\u00e1ln\u00edho bezpe\u010dn\u00e9ho nap\u011bt\u00ed (nap\u0159. 3,0 V). Syst\u00e9m BMS op\u011bt ud\u011bl\u00e1 svou pr\u00e1ci a odpoj\u00ed nap\u00e1jen\u00ed cel\u00e9ho bal\u00ed\u010dku, aby ochr\u00e1nil tento jeden \u010dl\u00e1nek p\u0159ed nadm\u011brn\u00fdm vybit\u00edm a trval\u00fdm po\u0161kozen\u00edm.<\/p>V\u00fdsledek:<\/strong> Siln\u011bj\u0161\u00edm \u010dl\u00e1nk\u016fm m\u016f\u017ee zb\u00fdvat je\u0161t\u011b 10-15% energie, ale ta je zcela nepou\u017eiteln\u00e1. Efektivn\u00ed doba provozu sady se drasticky zkr\u00e1t\u00ed.<\/p>Sestupn\u00e1 spir\u00e1la k p\u0159ed\u010dasn\u00e9 smrti<\/strong><\/h3>Nejedn\u00e1 se o jednor\u00e1zov\u00fd probl\u00e9m. S ka\u017ed\u00fdm dal\u0161\u00edm nab\u00edjen\u00edm a vyb\u00edjen\u00edm se tato nerovnov\u00e1ha zhor\u0161uje. Slab\u00fd \u010dl\u00e1nek je neust\u00e1le zat\u011b\u017eov\u00e1n, je tla\u010den z absolutn\u00edho maxima na absolutn\u00ed minimum. Mezit\u00edm se siln\u00e9 \u010dl\u00e1nky sotva pot\u00ed a cyklicky se pohybuj\u00ed v pohodln\u00e9m st\u0159edn\u00edm p\u00e1smu. Toto zrychlen\u00e9 st\u00e1rnut\u00ed jednoho slab\u00e9ho \u010dl\u00e1nku rychle degraduje jeho chemii, zvy\u0161uje jeho vnit\u0159n\u00ed odpor a nakonec vede k selh\u00e1n\u00ed cel\u00e9ho drah\u00e9ho balen\u00ed - i kdy\u017e 95% \u010dl\u00e1nk\u016f uvnit\u0159 je st\u00e1le naprosto zdrav\u00fdch.<\/p>
\u0158e\u0161en\u00ed v akci: P\u0159\u00edb\u011bh dvou vyva\u017eovac\u00edch metod<\/strong><\/h2>BMS je hrdinou, kter\u00fd bojuje proti t\u00e9to sestupn\u00e9 spir\u00e1le. \u010cin\u00ed tak p\u0159edev\u0161\u00edm jedn\u00edm ze dvou zp\u016fsob\u016f.<\/p>
Pasivn\u00ed vyva\u017eov\u00e1n\u00ed: \"Sek\u00e1n\u00ed tr\u00e1vn\u00edku\"<\/strong><\/h3>P\u0159edstavte si tr\u00e1vn\u00edk, kde n\u011bkter\u00e9 \u010d\u00e1sti tr\u00e1vy rostou o n\u011bco rychleji ne\u017e jin\u00e9. Pasivn\u00ed vyrovn\u00e1v\u00e1n\u00ed je jako nastavit seka\u010dku na v\u00fd\u0161ku nejkrat\u0161\u00edho pol\u00ed\u010dka a posekat v\u0161e podle n\u011bj. Pr\u00e1ci to ud\u011bl\u00e1, ale ve sv\u00e9 podstat\u011b je to neekonomick\u00e9. Syst\u00e9m BMS um\u00edst\u00ed mal\u00fd odpor p\u0159es \u010dl\u00e1nky, kter\u00e9 se nab\u00edjej\u00ed nejrychleji, a doslova \"sp\u00e1l\u00ed\" jejich p\u0159ebyte\u010dnou energii v podob\u011b mal\u00e9ho mno\u017estv\u00ed tepla, dokud je pomalej\u0161\u00ed \u010dl\u00e1nky nedo\u017eenou.<\/p>
Aktivn\u00ed vyva\u017eov\u00e1n\u00ed: \"Metoda Robina Hooda\"<\/strong><\/h3>Aktivn\u00ed vyva\u017eov\u00e1n\u00ed je chyt\u0159ej\u0161\u00ed. Je to jako mal\u00fd, \u00fa\u010dinn\u00fd Robin Hood uvnit\u0159 va\u0161\u00ed baterie. Aktivn\u011b odeb\u00edr\u00e1 trochu energie z \"bohat\u00fdch\" \u010dl\u00e1nk\u016f (t\u011bch s nejvy\u0161\u0161\u00edm nabit\u00edm) a efektivn\u011b ji p\u0159ed\u00e1v\u00e1 \"chud\u00fdm\" \u010dl\u00e1nk\u016fm (t\u011bm s nejni\u017e\u0161\u00edm nabit\u00edm). Pou\u017e\u00edv\u00e1 mal\u00e9, \u00fa\u010dinn\u00e9 m\u011bni\u010de (jako jsou kondenz\u00e1tory nebo induktory), kter\u00e9 p\u0159en\u00e1\u0161ej\u00ed energii po cel\u00e9m akumul\u00e1toru, a zaji\u0161\u0165uj\u00ed, \u017ee se energie neztr\u00e1c\u00ed v podob\u011b tepla.<\/p>Funkce<\/th> Pasivn\u00ed vyva\u017eov\u00e1n\u00ed<\/th> Aktivn\u00ed vyva\u017eov\u00e1n\u00ed<\/th><\/tr><\/thead> Metoda<\/strong><\/td>Spaluje p\u0159ebyte\u010dnou energii jako teplo<\/td> P\u0159enos energie mezi bu\u0148kami<\/td><\/tr> Efektivita<\/strong><\/td>N\u00edzk\u00e1 (nehospod\u00e1rn\u00e1)<\/td> Vysok\u00e1 (\u00fa\u010dinnost a\u017e 95%)<\/td><\/tr> Rychlost<\/strong><\/td>Pomal\u00e9 (obvykle funguje pouze v horn\u00ed \u010d\u00e1sti nab\u00edjec\u00edho cyklu)<\/td> Rychl\u00fd (m\u016f\u017ee pracovat kdykoli, b\u011bhem nab\u00edjen\u00ed, vyb\u00edjen\u00ed nebo odpo\u010dinku)<\/td><\/tr> N\u00e1klady a slo\u017eitost<\/strong><\/td>N\u00edzkon\u00e1kladov\u00e9, jednoduch\u00e9 zapojen\u00ed<\/td> Vy\u0161\u0161\u00ed n\u00e1klady, slo\u017eit\u011bj\u0161\u00ed obvod<\/td><\/tr> Nejlep\u0161\u00ed pro<\/strong><\/td>Levn\u011bj\u0161\u00ed balen\u00ed, spot\u0159ebn\u00ed elektronika, aplikace s n\u00edzk\u00fdm proudem.<\/td> Vysoce v\u00fdkonn\u00e1 balen\u00ed, Komer\u010dn\u00ed ESS<\/strong>, EV, kde se maximalizuje vyu\u017eiteln\u00e1 kapacita a \u017eivotnost cyklu<\/strong> m\u00e1 z\u00e1sadn\u00ed v\u00fdznam.<\/td><\/tr><\/tbody><\/table><\/figure>Ot\u00e1zky, na kter\u00e9 se mus\u00edte zeptat sv\u00e9ho dodavatele bateri\u00ed<\/strong><\/h2>Levn\u00e1 nab\u00eddka bateri\u00ed je \u010dasto varovn\u00fdm sign\u00e1lem, \u017ee se na t\u011bchto kritick\u00fdch procesech \u0161et\u0159ilo. Chcete-li ochr\u00e1nit sv\u016fj v\u00fdrobek, sv\u016fj rozpo\u010det a pov\u011bst sv\u00e9 spole\u010dnosti, polo\u017ete potenci\u00e1ln\u00edmu dodavateli tyto ot\u00e1zky:<\/p>
\"Jak\u00fd je v\u00e1\u0161 proces z\u00edsk\u00e1v\u00e1n\u00ed bun\u011bk a vstupn\u00ed kontroly kvality (IQC)?\"<\/strong>\u00a0(Pou\u017e\u00edvaj\u00ed \u010dl\u00e1nky t\u0159\u00eddy A od renomovan\u00fdch v\u00fdrobc\u016f, jako je Panasonic, Samsung nebo CATL, nebo nesledovateln\u00e9 \u010dl\u00e1nky t\u0159\u00eddy B?)<\/li>\n\n\"Jak\u00e9 jsou va\u0161e specifick\u00e9 protokoly pro porovn\u00e1v\u00e1n\u00ed bun\u011bk a toleran\u010dn\u00ed okna?\"<\/strong>\u00a0(Nep\u0159ij\u00edmejte v\u00e1gn\u00ed odpov\u011bdi. \u017d\u00e1dejte p\u0159esn\u00e1 \u010d\u00edsla, nap\u0159.: \"Kapacitu porovn\u00e1v\u00e1me s p\u0159esnost\u00ed \u00b11% a vnit\u0159n\u00ed odpor s p\u0159esnost\u00ed \u00b12 m\u03a9.\")<\/li>\n\n\"Jak\u00fd typ vyva\u017eov\u00e1n\u00ed pou\u017e\u00edv\u00e1 va\u0161e BMS - pasivn\u00ed nebo aktivn\u00ed?\"<\/strong>\u00a0(Odpov\u011b\u010f hodn\u011b napov\u00ed o kvalit\u011b a zam\u00fd\u0161len\u00e9m pou\u017eit\u00ed balen\u00ed.)<\/li>\n\n\"Jak\u00fd je vyrovn\u00e1vac\u00ed proud va\u0161\u00ed BMS?\"<\/strong>\u00a0(Mal\u00fd vyrovn\u00e1vac\u00ed proud 30 mA je u 200Ah sady zbyte\u010dn\u00fd. Proud mus\u00ed b\u00fdt p\u0159im\u011b\u0159en\u011b dimenzov\u00e1n pro kapacitu bal\u00ed\u010dku.)<\/li>\n\n\"M\u016f\u017eete n\u00e1m poskytnout protokol o tov\u00e1rn\u00edm testu, kter\u00fd ukazuje po\u010d\u00e1te\u010dn\u00ed vyv\u00e1\u017een\u00ed \u010dl\u00e1nk\u016f a specifikace pro na\u0161e v\u00fdrobn\u00ed balen\u00ed?\"<\/strong>\u00a0(Kvalitn\u00ed a sebev\u011bdom\u00fd dodavatel v\u00e1m odpov\u00ed ano.)<\/li><\/ol>Z\u00e1v\u011br<\/strong><\/h2>Akumul\u00e1tor je nakonec tak siln\u00fd, jak siln\u00fd je jeho nejslab\u0161\u00ed, nejv\u00edce nam\u00e1han\u00fd \u010dl\u00e1nek. Bez pe\u010dliv\u00e9ho slad\u011bn\u00ed \u010dl\u00e1nk\u016f od prvn\u00edho dne sestavujete nefunk\u010dn\u00ed t\u00fdm, kter\u00fd je p\u0159edur\u010den k selh\u00e1n\u00ed. Bez inteligentn\u00edho vyva\u017eov\u00e1n\u00ed po celou dobu \u017eivotnosti nech\u00e1te tento t\u00fdm st\u00e1le v\u00edce a v\u00edce vybo\u010dovat ze synchronizace.<\/p>
Slad\u011bn\u00ed a vyv\u00e1\u017een\u00ed bun\u011bk nejsou v\u00fddaje, ale neoddiskutovateln\u00e1 po\u010d\u00e1te\u010dn\u00ed investice do vyu\u017eiteln\u00e9 kapacity, dlouh\u00e9 \u017eivotnosti a p\u0159edev\u0161\u00edm bezpe\u010dnosti. Jsou neviditeln\u00fdm, bij\u00edc\u00edm srdcem akumul\u00e1toru, kter\u00fd pr\u00e1v\u011b funguje<\/em>, rok co rok.<\/p>Pokud ur\u010dujete baterii pro kritickou aplikaci, nesta\u010d\u00ed se pod\u00edvat jen na z\u00e1kladn\u00ed specifikace na datov\u00e9m listu. Ptejte se na to, co je uvnit\u0159. Pochopen\u00ed filozofie dodavatele v oblasti p\u0159izp\u016fsoben\u00ed a vyv\u00e1\u017een\u00ed je prvn\u00edm a nejd\u016fle\u017eit\u011bj\u0161\u00edm krokem k zaji\u0161t\u011bn\u00ed dlouhodob\u00e9ho \u00fasp\u011bchu.<\/p>
\u010cASTO KLADEN\u00c9 DOTAZY<\/strong><\/h2>Mohu ru\u010dn\u011b vyv\u00e1\u017eit nevyv\u00e1\u017eenou sadu bateri\u00ed?<\/strong><\/h3>V p\u0159\u00edpad\u011b kutilsk\u00e9ho projektu je to technicky mo\u017en\u00e9 pomoc\u00ed specializovan\u00e9 hobby nab\u00edje\u010dky nebo speci\u00e1ln\u00ed vyva\u017eovac\u00ed desky, ale je to pomal\u00fd, pe\u010dliv\u00fd a potenci\u00e1ln\u011b riskantn\u00ed proces. U komer\u010dn\u011b uzav\u0159en\u00fdch balen\u00ed je to t\u00e9m\u011b\u0159 v\u017edy nepraktick\u00e9 a vede to ke ztr\u00e1t\u011b z\u00e1ruky. Skute\u010dn\u00fdm \u0159e\u0161en\u00edm je dobr\u00e1 BMS, kter\u00e1 zabr\u00e1n\u00ed tomu, aby k v\u00fdrazn\u00e9 nevyv\u00e1\u017eenosti v\u016fbec do\u0161lo.<\/p>
Je aktivn\u00ed vyva\u017eov\u00e1n\u00ed v\u017edy lep\u0161\u00ed ne\u017e pasivn\u00ed?<\/strong><\/h3>Ne nutn\u011b. \"Lep\u0161\u00ed\" z\u00e1vis\u00ed na aplikaci. Pro za\u0159\u00edzen\u00ed s n\u00edzkou spot\u0159ebou, kde je nejd\u016fle\u017eit\u011bj\u0161\u00ed cena a kde nen\u00ed rozhoduj\u00edc\u00ed vy\u017ed\u00edmat ka\u017edou kapku kapacity, je dob\u0159e implementovan\u00fd pasivn\u00ed vyva\u017eovac\u00ed syst\u00e9m naprosto dosta\u010duj\u00edc\u00ed. Pro velkokapacitn\u00ed za\u0159\u00edzen\u00ed Syst\u00e9m ukl\u00e1d\u00e1n\u00ed energie (ESS)<\/strong> nebo u elektromobilu, kde se \u00fa\u010dinnost a \u017eivotnost p\u0159\u00edmo p\u0159epo\u010d\u00edt\u00e1vaj\u00ed na dolary, se vy\u0161\u0161\u00ed po\u010d\u00e1te\u010dn\u00ed n\u00e1klady na aktivn\u00ed vyv\u00e1\u017een\u00ed mnohon\u00e1sobn\u011b vr\u00e1t\u00ed.<\/p>Pro\u010d nemohu prost\u011b vym\u011bnit jeden \"\u0161patn\u00fd\" \u010dl\u00e1nek v balen\u00ed?<\/strong><\/h3>Proto\u017ee t\u00edm jen nakop\u00e1v\u00e1te plechovku. Nov\u00fd \u010dl\u00e1nek s plnou kapacitou vlo\u017een\u00fd do star\u00e9ho, \u010d\u00e1ste\u010dn\u011b opot\u0159ebovan\u00e9ho bal\u00ed\u010dku vytv\u00e1\u0159\u00ed je\u0161t\u011b v\u011bt\u0161\u00ed kapacitu. hor\u0161\u00ed<\/em> nerovnov\u00e1ha. Nov\u00e1 bu\u0148ka nebude nikdy pln\u011b vyu\u017eita a star\u0161\u00ed bu\u0148ky budou vystaveny je\u0161t\u011b v\u011bt\u0161\u00edmu stresu. Spr\u00e1vn\u00e1 oprava vy\u017eaduje p\u0159estavbu cel\u00e9ho modulu paketu s nov\u011b slad\u011bn\u00fdmi \u010dl\u00e1nky.<\/p>Co kdy\u017e m\u00e9 za\u0159\u00edzen\u00ed pou\u017e\u00edv\u00e1 pouze jeden \u010dl\u00e1nek, jako nap\u0159\u00edklad sv\u00edtilna? Mus\u00edm si s t\u00edm d\u011blat starosti?<\/strong><\/h3>Ne. Srovn\u00e1v\u00e1n\u00ed a vyva\u017eov\u00e1n\u00ed \u010dl\u00e1nk\u016f se t\u00fdk\u00e1 pouze bateriov\u00fdch sad, kter\u00e9 obsahuj\u00ed v\u00edce \u010dl\u00e1nk\u016f zapojen\u00fdch do s\u00e9rie. Pokud va\u0161e za\u0159\u00edzen\u00ed pou\u017e\u00edv\u00e1 jeden \u010dl\u00e1nek (nap\u0159. jeden \u010dl\u00e1nek 18650 nebo 21700), tyto probl\u00e9my se na n\u011bj nevztahuj\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"
P\u0159edstavte si profesion\u00e1ln\u00ed vesla\u0159sk\u00fd t\u00fdm. Pokud je ka\u017ed\u00fd vesla\u0159 dokonal\u00fdm klonem - stejn\u00e1 s\u00edla, stejn\u00e1 vytrvalost - lo\u010f bez n\u00e1mahy klou\u017ee po vod\u011b. Nyn\u00ed si p\u0159edstavte, \u017ee jeden vesla\u0159 je jen o n\u011bco slab\u0161\u00ed nebo se unav\u00ed o n\u011bco rychleji. Zpomal\u00ed se nejen ten jeden \u010dlov\u011bk, ale okam\u017eit\u011b je ohro\u017eena cel\u00e1 lo\u010f. Rytmus se poru\u0161\u00ed, lo\u010f...<\/p>","protected":false},"author":1,"featured_media":1452,"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-4677","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\/4677","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=4677"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/4677\/revisions"}],"predecessor-version":[{"id":4678,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/4677\/revisions\/4678"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/1452"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=4677"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=4677"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=4677"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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