{"id":14238,"date":"2026-03-04T20:19:29","date_gmt":"2026-03-04T20:19:29","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/14238\/"},"modified":"2026-03-04T20:19:29","modified_gmt":"2026-03-04T20:19:29","slug":"proc-se-udavany-a-realny-dojezd-elektromobilu-casto-tak-lisi-je-to-dano-uz-metodikou-mereni","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/14238\/","title":{"rendered":"Pro\u010d se ud\u00e1van\u00fd a\u00a0re\u00e1ln\u00fd dojezd elektromobil\u016f \u010dasto tak li\u0161\u00ed? Je to d\u00e1no u\u017e metodikou m\u011b\u0159en\u00ed"},"content":{"rendered":"

Pr\u016fm\u011brn\u00e9 pap\u00edrov\u00e9 dojezdy n\u011bkter\u00fdch dne\u0161n\u00edch elektromobil\u016f hrav\u011b p\u0159es\u00e1hnou 700\u00a0km<\/a> na jedno nabit\u00ed, v\u00a0re\u00e1ln\u00e9 praxi se na tuhle hodnotu sp\u00ed\u0161 nedostanete.<\/p>\n

<\/a><\/p>\n

Vliv na to m\u00e1 \u0159ada faktor\u016f, nap\u0159\u00edklad vn\u011bj\u0161\u00ed teplota<\/a>, j\u00edzdn\u00ed styl, komfortn\u00ed spot\u0159ebi\u010de, hmotnost nalo\u017een\u00fdch v\u011bc\u00ed i\u00a0osob, p\u0159idan\u00e1 v\u00fdbava nav\u00edc, velikost kol, obut\u00ed a\u00a0tak\u00e9 samotn\u00e9 m\u011b\u0159en\u00ed v\u00fdchoz\u00ed pap\u00edrov\u00e9 hodnoty. To se toti\u017e odehr\u00e1v\u00e1 v\u00a0laborce v\u00a0optim\u00e1ln\u00edch podm\u00ednk\u00e1ch.<\/p>\n

Foto: ADAC<\/p>\n

Pro\u010d se m\u011b\u0159en\u00ed d\u011bl\u00e1 v\u00a0laborce? Aby m\u011bli v\u0161ichni stejn\u00e9 podm\u00ednky a\u00a0dalo se srovn\u00e1vat.<\/p>\n

Pro\u010d? Aby bylo zaji\u0161t\u011bno, \u017ee budou m\u00edt \u00fapln\u011b v\u0161ichni stejn\u00e9 podm\u00ednky a\u00a0dojezdy pak p\u016fjdou srovn\u00e1vat. <\/p>\n

Ale jak ono m\u011b\u0159en\u00ed vlastn\u011b prob\u00edh\u00e1? Proces je technicky n\u00e1ro\u010dn\u00fd a\u00a0vy\u017eaduje odborn\u00e9 znalosti, kter\u00e9 poskytl vedouc\u00ed laborato\u0159e Lubo\u0161 Trnka z\u00a0technick\u00e9 zku\u0161ebny T\u00dcV S\u00dcD Czech.<\/p>\n

Co je WLTP?<\/p>\n

Dojezd elektromobil\u016f se testuje standardizovanou laboratorn\u00ed metodikou nazvanou WLTP (Worldwide Harmonised Light-Duty Vehicles Test Procedure).<\/p>\n

Teplotn\u011b stabilizovan\u00e9 elektroauto na 23\u00a0\u00b0C se um\u00edst\u00ed na velmi p\u0159esn\u00fd v\u00e1lcov\u00fd dynamometr, s\u00a0trak\u010dn\u00edm akumul\u00e1torem nabit\u00fdm na 100\u00a0%, s\u00a0pneumatikami dodan\u00fdmi v\u00fdrobcem (v\u011bt\u0161inou letn\u00edmi), nahu\u0161t\u011bn\u00fdmi na v\u00fdrobcem p\u0159edepsan\u00fd tlak<\/a>. Osv\u011btlen\u00ed je pouze denn\u00ed, topen\u00ed\/klima zcela vypnut\u00e9.<\/p>\n

B\u011bhem zkou\u0161ek na v\u00e1lc\u00edch jsou simulovan\u00e9 r\u016fzn\u00e9 re\u00e1ln\u00e9 odpory, p\u0159edev\u0161\u00edm aerodynamick\u00fd, z\u00e1t\u011b\u017eov\u00e9 s\u00edly nebo ztr\u00e1ty v\u00a0pohonn\u00e9m \u0159et\u011bzci (nap\u0159\u00edklad vlivem v\u00ed\u0159en\u00ed vzduchu, t\u0159en\u00edm, valiv\u00fdm odporem pneumatik).<\/p>\n

Foto: ADAC<\/p>\n

B\u011bhem zkou\u0161ek jsou simulovan\u00e9 r\u016fzn\u00e9 odpory.<\/p>\n

WLTP cyklus ale nepo\u010d\u00edt\u00e1 s\u00a0provozem m\u011bsto a\u00a0mimo m\u011bsto, jako tomu bylo d\u0159\u00edve u\u00a0star\u0161\u00ed metodiky. Dne\u0161n\u00ed WLTP test se d\u011bl\u00ed na \u010dty\u0159i f\u00e1ze s\u00a0p\u0159edepsanou dobou trv\u00e1n\u00ed.<\/p>\n

Low f\u00e1ze trv\u00e1 589\u00a0sekund, f\u00e1ze Medium 433\u00a0sekund, f\u00e1ze High 455\u00a0sekund, f\u00e1ze Extra-High 323\u00a0sekund. Celkem jde o\u00a01\u00a0800\u00a0sekund (30\u00a0minut).<\/p>\n

Ve f\u00e1zi Low je nejvy\u0161\u0161\u00ed rychlost p\u0159ibli\u017en\u011b 57\u00a0km\/h, ve f\u00e1zi Medium asi 77\u00a0km\/h, ve f\u00e1zi High zhruba 97\u00a0km\/h, ve f\u00e1zi Extra-High pak 131\u00a0km\/h.<\/p>\n

B\u011bhem WLTP cyklu auto akceleruje podle p\u0159edepsan\u00e9 hodnoty p\u0159ibli\u017en\u011b 1,7\u00a0m\/s2 (tedy ne nijak divoce), ale tak\u00e9 n\u011bjakou dobu stoj\u00ed, \u010d\u00edm\u017e se simuluj\u00ed semafory<\/a>, kolony nebo n\u00e1hodn\u00e1 zastaven\u00ed.<\/p>\n

Foto: ADAC<\/p>\n

Jeden cyklus WLTP trv\u00e1 30\u00a0minut.<\/p>\n

A to je d\u016fvod, pro\u010d automobilky u\u00a0spalovac\u00edch aut pou\u017e\u00edvaj\u00ed start\/stop syst\u00e9my (nejsou povinn\u00e9). Sn\u00ed\u017e\u00ed toti\u017e emisn\u00ed stopu i\u00a0spot\u0159ebu, hlavn\u011b\u00a0v\u00a0m\u011b\u0159ic\u00edm cyklu.<\/p>\n

Jak se stanov\u00ed dojezd?<\/p>\n

Samotn\u00fd dojezd, kter\u00fd si p\u0159e\u010dtete v\u00a0technick\u00fdch datech, se pak stanovuje je\u0161t\u011b trochu komplexn\u011bji.<\/p>\n

B\u011b\u017en\u00fd elektromobil s\u00a0plnou baterkou a\u00a0optim\u00e1ln\u00edmi podm\u00ednkami na v\u00e1lc\u00edch odjede jeden v\u00fd\u0161e popsan\u00fd \u010dty\u0159f\u00e1zov\u00fd WLTP cyklus (1\u00a0800\u00a0s), potom nav\u00e1\u017ee polovinou cyklu, tedy prvn\u00edmi dv\u011bma f\u00e1zemi (1\u00a0022\u00a0s).<\/p>\n

N\u00e1sleduje j\u00edzda ust\u00e1lenou rychlost\u00ed zhruba 100\u00a0km\/h, jej\u00ed\u017e d\u00e9lka se vypo\u010d\u00edt\u00e1v\u00e1 podle parametr\u016f auta, potom elektroauto op\u011bt odjede jeden cel\u00fd \u010dty\u0159f\u00e1zov\u00fd cyklus WLTP (1\u00a0800\u00a0s) a\u00a0nav\u00e1\u017ee polovi\u010dn\u00edm dvouf\u00e1zov\u00fdm (1\u00a0022\u00a0s).<\/p>\n

Foto: ADAC<\/p>\n

Dojezd je stanoven podle re\u00e1ln\u011b ujet\u00e9 dr\u00e1hy a\u00a0n\u00e1sledn\u011b p\u0159epo\u010dten podle p\u0159edpis\u016f.<\/p>\n

Pot\u00e9 u\u017e je akumul\u00e1tor tak\u0159ka vybit\u00fd, obvykle m\u00e1 okolo 10\u00a0% energie. Fin\u00e1ln\u00ed f\u00e1ze je dojezd ust\u00e1lenou rychlost\u00ed 100\u00a0km\/h do vybit\u00ed akumul\u00e1toru<\/a>.<\/p>\n

Celkov\u00e1 ujet\u00e1 vzd\u00e1lenost na v\u00e1lc\u00edch se je\u0161t\u011b p\u0159epo\u010d\u00edt\u00e1 podle p\u0159edpis\u016f a\u00a0vyjde kone\u010dn\u00fd WLTP dojezd tak, jak ho v\u0161ichni zn\u00e1me. Lubo\u0161 Trnka nav\u00edc upozor\u0148uje, \u017ee se v\u00fdsledn\u00e1 WLTP hodnota po drobn\u00e9 p\u0159edpisov\u00e9 korekci od re\u00e1ln\u011b ujet\u00e9 vzd\u00e1lenosti na v\u00e1lc\u00edch v\u011bt\u0161inou nijak z\u00e1sadn\u011b neli\u0161\u00ed.<\/p>\n

Optimistick\u00e9 pap\u00edrov\u00e9 hodnoty<\/p>\n

Tak\u017ee te\u010f u\u017e v\u00edte, jak ona metodika vlastn\u011b vypad\u00e1 a\u00a0pro\u010d v\u00a0n\u00ed vych\u00e1z\u00ed tak vysok\u00e1 \u010d\u00edsla dojezd\u016f<\/a>. Z\u00a0praxe v\u00edme, \u017ee takov\u00e9 topen\u00ed\/klima um\u00ed b\u00fdt \u017eroutem energie a\u00a0temperov\u00e1n\u00ed akumul\u00e1toru jakbysmet.<\/p>\n

I elektromobily mohou b\u00fdt zaj\u00edmav\u00e9. Koukn\u011bte na koncept DS N\u00b04.Video: DS Automobiles<\/p>\n

P\u0159i stanoven\u00ed dojezdu se nav\u00edc dvakr\u00e1t opakuj\u00ed prvn\u00ed dv\u011b f\u00e1ze, tedy ty, kdy se jede nejv\u00fd\u0161e 57\u00a0km\/h, respektive 77\u00a0km\/h, co\u017e op\u011bt hraje elektr\u016fm do karet.<\/p>\n

<\/a><\/p>\n

T\u00edm nechceme \u0159\u00edct, \u017ee WLTP dojezdu nejde v\u00a0re\u00e1ln\u00e9m provozu dos\u00e1hnout. Zku\u0161en\u00ed \u0159idi\u010di, kte\u0159\u00ed maj\u00ed vhodn\u00e9 auto a\u00a0podm\u00ednky, to dovedou, ale obvykle nejde o\u00a0b\u011b\u017enou j\u00edzdu, sp\u00ed\u0161 o\u00a0c\u00edlen\u00e9 pokusy, kter\u00fdmi (\u00fasp\u011b\u0161n\u00fdmi) se pak automobilky r\u00e1dy pochlub\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"Pr\u016fm\u011brn\u00e9 pap\u00edrov\u00e9 dojezdy n\u011bkter\u00fdch dne\u0161n\u00edch elektromobil\u016f hrav\u011b p\u0159es\u00e1hnou 700\u00a0km na jedno nabit\u00ed, v\u00a0re\u00e1ln\u00e9 praxi se na tuhle hodnotu…\n","protected":false},"author":2,"featured_media":14239,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[67,68,7213,252,133,7903],"class_list":{"0":"post-14238","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-byznys","8":"tag-business","9":"tag-byznys","10":"tag-dojezd","11":"tag-elektromobilita","12":"tag-elektromobily-ev","13":"tag-wltp"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/116172761544074652","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/14238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=14238"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/14238\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/14239"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=14238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=14238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=14238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}