{"id":3248,"date":"2024-05-15T12:04:40","date_gmt":"2024-05-15T04:04:40","guid":{"rendered":"https:\/\/shop.okacc.com\/?p=3248"},"modified":"2024-05-20T17:30:30","modified_gmt":"2024-05-20T09:30:30","slug":"kod-hybridniho-vozidla-p0a80","status":"publish","type":"post","link":"https:\/\/shop.okacc.com\/cs\/kod-hybridniho-vozidla-p0a80\/","title":{"rendered":"Hybridn\u00ed vozidlo k\u00f3d P0A80"},"content":{"rendered":"

HVBMS,\u00a0<\/span>jako ty, kter\u00e9 se nach\u00e1zej\u00ed v hybridn\u00edch vozidlech, jejich\u017e porucha spou\u0161t\u00ed k\u00f3d\u00a0<\/span>P0a80<\/span><\/a>jsou navr\u017eeny tak, aby monitorovaly \u00farovn\u011b nab\u00edjen\u00ed a podm\u00ednky v bateriov\u00fdch sad\u00e1ch a poskytovaly vstupn\u00ed sign\u00e1ly odr\u00e1\u017eej\u00edc\u00ed hodnoty nap\u011bt\u00ed, teploty a odporu jednotliv\u00fdch \u010dl\u00e1nk\u016f p\u0159\u00edmo zp\u011bt do HVBMS a PCM pro anal\u00fdzu.<\/span><\/p>\n

Vysokonap\u011b\u0165ov\u00e1 baterie<\/span><\/h2>\n

Vysokonap\u011b\u0165ov\u00e1 baterie elektromobilu slou\u017e\u00ed jako srdce motoru a zdroj energie. Baterie jsou vyrobeny z jednotliv\u00fdch nikl-metal hydridov\u00fdch nebo lithium-iontov\u00fdch \u010dl\u00e1nk\u016f propojen\u00fdch v s\u00e9riov\u00e9 a paraleln\u00ed konfiguraci a typicky obsahuj\u00ed \u010dl\u00e1nky, kter\u00e9 se li\u0161\u00ed vnit\u0159n\u00edm odporem, jmenovit\u00fdm nap\u011bt\u00edm a jmenovit\u00fdm v\u00fdkonem.<\/span><\/p>\n

Sada bateri\u00ed\u00a0<\/span>je postaven<\/span>\u00a0na nastaviteln\u00e9m r\u00e1mu navr\u017een\u00e9m tak, aby rovnom\u011brn\u011b rozlo\u017eil jeho v\u00e1hu a poskytoval n\u00edzk\u00e9 t\u011b\u017ei\u0161t\u011b. Tento r\u00e1m se skl\u00e1d\u00e1 z horn\u00ed a spodn\u00ed sko\u0159epiny ukotven\u00e9 k sob\u011b pomoc\u00ed distan\u010dn\u00edch vlo\u017eek vlo\u017een\u00fdch mezi bateriov\u00e9 moduly nebo bloky (viz obr. 6.13), kter\u00e9 jsou k nim p\u0159ipevn\u011bny \u0161rouby se z\u00e1pustnou hlavou.<\/span><\/p>\n

Jednou z hlavn\u00edch nev\u00fdhod bateriov\u00fdch sad je jejich n\u00e1chylnost ke korozi tam, kde p\u0159ich\u00e1zej\u00ed kovy do kontaktu. Od m\u011bd\u011bn\u00fdch sloupk\u016f, kter\u00e9 spojuj\u00ed jednotliv\u00e9 moduly, jako jsou m\u011bd\u011bn\u00e9 sloupky pro ka\u017ed\u00fd modul bateriov\u00e9 sady, a\u017e po p\u0159\u00edpojnice spojuj\u00edc\u00ed v\u0161echny moduly, jak\u00e1koli koroze m\u016f\u017ee naru\u0161it jeho integritu a zp\u016fsobit nenapraviteln\u00e9 po\u0161kozen\u00ed \u2013 v\u010detn\u011b p\u0159eru\u0161en\u00ed fyzick\u00fdch spojen\u00ed mezi moduly a sn\u00ed\u017een\u00ed nab\u00edjec\u00edch schopnost\u00ed. va\u0161\u00ed baterii.<\/span><\/p>\n

Koroze m\u016f\u017ee zp\u016fsobit zkrat mezi \u010dl\u00e1nky baterie a podvozkem vozidla, co\u017e je velmi nebezpe\u010dn\u00e9 kv\u016fli vysok\u00e9mu nap\u011bt\u00ed<\/span>. Kdy\u017e k tomu dojde, elektrick\u00fd oblouk by se mohl roz\u0161\u00ed\u0159it skrz \u0161asi do baterie, co\u017e by zp\u016fsobilo trval\u00e9 po\u0161kozen\u00ed a potenci\u00e1ln\u011b n\u00e1kladn\u00e9 n\u00e1klady na v\u00fdm\u011bnu.<\/span><\/p>\n

Bateriov\u00e9 sady p\u0159edstavuj\u00ed dal\u0161\u00ed v\u00fdznamn\u00e9 nebezpe\u010d\u00ed: p\u0159en\u00e1\u0161ej\u00ed vibrace na bateriov\u00e9 \u010dl\u00e1nky, po\u0161kozuj\u00ed jejich vnit\u0159n\u00ed strukturu a vedou k \u00fanavov\u00e9mu selh\u00e1n\u00ed koncov\u00fdch konektor\u016f a sb\u011brnic mezi moduly. Krom\u011b toho mohou vibrace vyvol\u00e1vat rezonance uvnit\u0159 sestav baterie, co\u017e vede k delaminaci mezi vrstvami baterie.<\/span><\/p>\n

Modern\u00ed automobilov\u00e9 syst\u00e9my zalo\u017een\u00e9 na CAN \u010din\u00ed tyto probl\u00e9my pom\u011brn\u011b snadno diagnostikovateln\u00fdmi. PCM (Powertrain Control Module) monitoruje ka\u017ed\u00fd modul baterie poskytov\u00e1n\u00edm vstupn\u00edch sign\u00e1l\u016f, kter\u00e9 odr\u00e1\u017eej\u00ed odpor, nap\u011bt\u00ed, teplotu a dal\u0161\u00ed parametry o odporu a nap\u011bt\u00ed ka\u017ed\u00e9ho modulu; pokud tyto hodnoty neodpov\u00eddaj\u00ed o\u010dek\u00e1van\u00fdm hodnot\u00e1m, PCM zaznamen\u00e1 k\u00f3d P0A80, kter\u00fd indikuje, \u017ee byly identifikov\u00e1ny slab\u00e9 nebo vadn\u00e9 bateriov\u00e9 moduly.<\/span><\/p>\n

P\u0159\u00edpojnicov\u00e9 konektory<\/span><\/h2>\n

V\u011bt\u0161ina hybridn\u00edch vozidel pou\u017e\u00edv\u00e1 nikl-metal-hydridov\u00e9 nebo lithium-iontov\u00e9 baterie sest\u00e1vaj\u00edc\u00ed z jednotliv\u00fdch modul\u016f (slo\u017een\u00fdch z v\u00edce \u010dl\u00e1nk\u016f) propojen\u00fdch pomoc\u00ed p\u0159\u00edpojnicov\u00fdch konektor\u016f nebo kabel\u016f a sestaven\u00fdch do \u201eblok\u016f\u201c. Syst\u00e9m spr\u00e1vy bateri\u00ed (HVBMS) monitoruje \u00farove\u0148 jejich nabit\u00ed sledov\u00e1n\u00edm vstupn\u00edch sign\u00e1l\u016f, jako je odpor \u010dl\u00e1nk\u016f, nap\u011bt\u00ed a teplota. Pokud n\u011bkter\u00e9 nam\u011b\u0159en\u00e9 hodnoty nazna\u010duj\u00ed odchylku od o\u010dek\u00e1van\u00fdch hodnot, HVBMS upozorn\u00ed \u0159\u00eddic\u00ed modul hnac\u00edho \u00fastroj\u00ed nastaven\u00edm k\u00f3du P0A80.<\/span><\/p>\n

Koroze uvnit\u0159 baterie nebo jej\u00edch spoj\u016f \u010dasto spou\u0161t\u00ed tento k\u00f3d na HVBMS. M\u011bd\u011bn\u00e9 p\u0159\u00edpojnice \u010dasto podl\u00e9haj\u00ed korozi v d\u016fsledku environment\u00e1ln\u00edch prvk\u016f nebo chemik\u00e1li\u00ed pou\u017e\u00edvan\u00fdch k nab\u00edjen\u00ed a kondicionov\u00e1n\u00ed bateri\u00ed. Kdy\u017e tato spojen\u00ed zkoroduj\u00ed, proud, kter\u00fd jimi prot\u00e9k\u00e1, m\u016f\u017ee sn\u00ed\u017eit nap\u011bt\u00ed, kter\u00e9 je detekov\u00e1no nap\u011b\u0165ov\u00fdm senzorem HVBMS a hl\u00e1\u0161eno jako \u201epokles nap\u011bt\u00ed\u201c.<\/span><\/p>\n

Tento<\/span> m\u016f\u017ee v\u00e9st k tomu, \u017ee ECU baterie nastav\u00ed slab\u00fd blokov\u00fd k\u00f3d, co\u017e zp\u016fsob\u00ed zmatek pro mechanika a majitele vozidla. Mechanik m\u016f\u017ee b\u00fdt schopen vy\u010distit p\u0159\u00edpojnice a vr\u00e1tit \u017eivotnost n\u011bkter\u00fdm bateri\u00edm, ale pokud je po\u0161kozeno p\u0159\u00edli\u0161 mnoho \u010dl\u00e1nk\u016f nebo se bl\u00ed\u017e\u00ed konec jejich \u017eivotnosti, v\u0161echny budou pravd\u011bpodobn\u011b vy\u017eadovat v\u00fdm\u011bnu.<\/span><\/p>\n

P\u0159i ka\u017ed\u00e9 kontrole mechanik pomoc\u00ed multimetru otestuje nap\u011bt\u00ed a odpor ka\u017ed\u00e9ho \u010dl\u00e1nku baterie a otestuje sn\u00edma\u010de HVBMS podle specifikac\u00ed a postup\u016f v\u00fdrobce, aby se zajistilo, \u017ee funguj\u00ed optim\u00e1ln\u011b. Pokud sn\u00edma\u010d HVBMS nespl\u0148uje specifikace nebo postupy, m\u011bl by b\u00fdt okam\u017eit\u011b vym\u011bn\u011bn.<\/span><\/p>\n

Budou testov\u00e1ny sn\u00edma\u010de HVBMS<\/span> aplikac\u00ed zn\u00e1m\u00e9 z\u00e1t\u011b\u017ee nebo zdroje na baterii a m\u011b\u0159en\u00edm nap\u011bt\u00ed ka\u017ed\u00e9ho modulu. \u00dadaje by se m\u011bly bl\u00ed\u017eit nule volt\u016f; v opa\u010dn\u00e9m p\u0159\u00edpad\u011b indikuj\u00ed, \u017ee v HVBMS m\u016f\u017ee b\u00fdt n\u011bco v nepo\u0159\u00e1dku a je t\u0159eba jej okam\u017eit\u011b vym\u011bnit.<\/span><\/p>\n

Vysok\u00e1 odolnost \u010dl\u00e1nku\/obvodu<\/span><\/h2>\n

Tento k\u00f3d se aktivuje, kdy\u017e Battery Management System identifikuje nerovnov\u00e1hu mezi jednotliv\u00fdmi \u00farovn\u011bmi nap\u011bt\u00ed \u010dl\u00e1nk\u016f baterie. Zv\u00fd\u0161en\u00ed vnit\u0159n\u00edho odporu mezi \u010dl\u00e1nky m\u016f\u017ee vytvo\u0159it v\u00fdznamn\u00e9 rozd\u00edly v nap\u011bt\u00ed, kter\u00e9 vedou k p\u0159ed\u010dasn\u00e9mu selh\u00e1n\u00ed \u010dl\u00e1nku a samovoln\u00e9mu vyb\u00edjen\u00ed rychleji, ne\u017e se o\u010dek\u00e1valo, co\u017e rychle sni\u017euje pou\u017eitelnou kapacitu a v kone\u010dn\u00e9m d\u016fsledku vede k rychl\u00e9 degradaci celkov\u00e9ho v\u00fdkonu baterie.<\/span><\/p>\n

BMS monitoruje nap\u011bt\u00ed a teploty ka\u017ed\u00e9ho \u010dl\u00e1nku v bateriov\u00e9m bloku pomoc\u00ed senzor\u016f a pot\u00e9 tyto datov\u00e9 body porovn\u00e1v\u00e1, aby zjistil, zda existuje n\u011bjak\u00e1 v\u00fdznamn\u00e1 odchylka. Kdy\u017e se spust\u00ed alarm, zazn\u00ed k\u00f3d \u201eP0A80\u201c, kter\u00fd rozsv\u00edt\u00ed varov\u00e1n\u00ed, kter\u00e9 upozorn\u00ed \u0159idi\u010de.<\/span><\/p>\n

Jednou z hlavn\u00edch p\u0159\u00ed\u010din tohoto k\u00f3du je uvoln\u011bn\u00e9 nebo po\u0161kozen\u00e9 spojen\u00ed mezi bateriemi a jejich p\u0159\u00edslu\u0161n\u00fdmi konektory sb\u011brnice. To je \u010dasto zp\u016fsobeno koroz\u00ed tvo\u0159\u00edc\u00ed se na t\u011bchto p\u0159\u00edpojnic\u00edch, kter\u00e1 sni\u017euje pr\u016ftok proudu ka\u017ed\u00fdm p\u0159ipojen\u00edm. BMS moduly\u00a0<\/span>jsou navr\u017eeny<\/span>\u00a0pos\u00edlat m\u00e9n\u011b n\u00e1boje p\u0159es ka\u017ed\u00fd konektor p\u0159\u00edpojnice pro kompenzaci.<\/span><\/p>\n

Dal\u0161\u00ed p\u0159\u00ed\u010dinou tohoto k\u00f3du m\u016f\u017ee b\u00fdt vysok\u00fd odpor v samotn\u00e9 baterii.\u00a0<\/span>Kompenzovat<\/span>Moduly BMS mohou zv\u00fd\u0161it sv\u016fj nab\u00edjec\u00ed v\u00fdstup, kdy\u017e jejich nap\u011bt\u00ed klesne pod p\u0159ijatelnou prahovou \u00farove\u0148, co\u017e pom\u00e1h\u00e1 obnovit nap\u011bt\u00ed \u010dl\u00e1nku na p\u0159ijatelnou \u00farove\u0148 a umo\u017e\u0148uje BMS obnovit odes\u00edl\u00e1n\u00ed nab\u00edjen\u00ed p\u0159es konektory sb\u011brnic \u010dl\u00e1nk\u016f.<\/span><\/p>\n

Pokud vozidlo zobraz\u00ed tento k\u00f3d, zobraz\u00ed se\u00a0<\/span>se d\u016frazn\u011b doporu\u010duje<\/span>\u00a0\u017ee jeho majitel vezme sv\u016fj hybridn\u00ed v\u016fz k profesion\u00e1ln\u00edmu mechanikovi s p\u0159\u00edstupem k nezbytn\u00fdm n\u00e1stroj\u016fm, jako jsou \u010dte\u010dky automobilov\u00fdch k\u00f3d\u016f, diagnostick\u00e9 skenery hnac\u00edho \u00fastroj\u00ed a syst\u00e9my monitorov\u00e1n\u00ed baterie, aby tento probl\u00e9m p\u0159esn\u011b identifikoval. Pokud je na vin\u011b jeho baterie, a<\/span>\u00a0<\/span>bude pravd\u011bpodobn\u011b pot\u0159eba v\u00fdm\u011bna\u00a0<\/span>b\u00fdt nainstalov\u00e1n<\/span>\u00a0odstranit k\u00f3d a umo\u017enit obnoven\u00ed b\u011b\u017en\u00e9ho provozu.<\/span><\/p>\n

Rozd\u00edl teplot<\/span><\/h2>\n

P0A80 je nal\u00e9hav\u00fd k\u00f3d, proto\u017ee ozna\u010duje probl\u00e9my s jednou z prim\u00e1rn\u00edch sou\u010d\u00e1st\u00ed va\u0161eho vozidla s hybridn\u00edm pohonem: jeho bateri\u00ed. Z tohoto d\u016fvodu d\u016frazn\u011b doporu\u010dujeme okam\u017eit\u011b konzultovat profesion\u00e1ln\u00edho mechanika, aby tento probl\u00e9m diagnostikoval a vy\u0159e\u0161il, jinak riskujete dal\u0161\u00ed degradaci va\u0161\u00ed baterie.<\/span><\/p>\n

HV Battery Management System (HVBMS) pou\u017e\u00edv\u00e1 k\u00f3d P0a80 k detekci teplotn\u00edch rozd\u00edl\u016f mezi moduly ve vysokonap\u011b\u0165ov\u00e9 baterii va\u0161eho hybridn\u00edho vozu. N\u011bkolik amp\u00e9rmetrov\u00fdch\/teplotn\u00edch senzor\u016f je strategicky um\u00edst\u011bno v cel\u00e9 va\u0161\u00ed bateriov\u00e9 sad\u011b, aby poskytovalo data do PCM prost\u0159ednictv\u00edm s\u00edt\u011b \u0159\u00eddic\u00edch oblast\u00ed t\u00fdkaj\u00edc\u00ed se teploty \u010dl\u00e1nk\u016f a modul\u016f a hodnot odporu pro srovn\u00e1n\u00ed, kter\u00e9 pak pou\u017e\u00edv\u00e1 HVBMS k regulaci stavu nabit\u00ed baterie a stavu p\u0159i vstupn\u00edm sign\u00e1lu. co\u017e ukazuje na nekonzistentn\u00ed teploty nebo nap\u011bt\u00ed\u00a0<\/span>je p\u0159ijato<\/span>\u00a0<\/span>od HVBMS<\/span>\u00a0spust\u00ed sign\u00e1l o selh\u00e1n\u00ed a rozsv\u00edt\u00ed kontrolky chybn\u00e9 funkce, aby upozornil PCM na potenci\u00e1ln\u00ed probl\u00e9my s bateri\u00ed nebo poruchu.<\/span><\/p>\n

Tyto senzory monitoruj\u00ed p\u00e1ry modul\u016f. Pokud mezi dv\u011bma z 28 p\u00e1r\u016f modul\u016f dojde k odchylce v\u011bt\u0161\u00ed ne\u017e 0,2 V, v\u00e1\u0161 Prius nastav\u00ed chybov\u00fd k\u00f3d. Nav\u00edc jej\u00ed HV ECU mus\u00ed b\u00fdt v\u017edy schopna \u010d\u00edst SOC ka\u017ed\u00e9ho z t\u011bchto modul\u016f \u2013 i kdy\u017e je pod z\u00e1t\u011b\u017e\u00ed.<\/span><\/p>\n

V\u00fdm\u011bna va\u0161\u00ed hybridn\u00ed baterie m\u016f\u017ee b\u00fdt va\u0161\u00ed nejlep\u0161\u00ed volbou, i kdy\u017e to m\u016f\u017ee b\u00fdt velmi drah\u00e9. Alternativou by bylo nechat jej renovovat profesion\u00e1ly, aby se prodlou\u017eila jeho spr\u00e1vn\u00e1 funkce a \u00fa\u010dinnost na mnoho v\u00edce let ne\u017e jen na n\u011bkolik let. V ka\u017ed\u00e9m p\u0159\u00edpad\u011b je rychl\u00e9 \u0159e\u0161en\u00ed tohoto probl\u00e9mu \u017eivotn\u011b d\u016fle\u017eit\u00e9, aby se p\u0159ede\u0161lo dal\u0161\u00edmu znehodnocov\u00e1n\u00ed nebo n\u00e1kupu zcela nov\u00e9 hybridn\u00ed autobaterie.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

Syst\u00e9my HVBMS, podobn\u00e9 t\u011bm, kter\u00e9 se nach\u00e1zej\u00ed v hybridn\u00edch vozidlech, jejich\u017e porucha spou\u0161t\u00ed k\u00f3d P0a80, jsou navr\u017eeny tak, aby monitorovaly \u00farovn\u011b a podm\u00ednky nabit\u00ed v bateriov\u00fdch sad\u00e1ch a poskytovaly vstupn\u00ed sign\u00e1ly odr\u00e1\u017eej\u00edc\u00ed hodnoty nap\u011bt\u00ed, teploty a odporu jednotliv\u00fdch \u010dl\u00e1nk\u016f p\u0159\u00edmo zp\u011bt do syst\u00e9m\u016f HVBMS a PCM pro anal\u00fdzu. Vysokonap\u011b\u0165ov\u00e1 baterie Vysokonap\u011b\u0165ov\u00e1 baterie elektromobilu slou\u017e\u00ed jako srdce a zdroj energie jeho motor\u016f. Bateriov\u00e9 sady, vyroben\u00e9 z jednotliv\u00fdch nikl-metalhydridov\u00fdch nebo lithium-iontov\u00fdch \u010dl\u00e1nk\u016f zapojen\u00fdch s\u00e9riov\u011b a paraleln\u011b, obvykle obsahuj\u00ed \u010dl\u00e1nky, kter\u00e9 se li\u0161\u00ed vnit\u0159n\u00edm odporem, jmenovit\u00fdm nap\u011bt\u00edm a kapacitou. Bateriov\u00e1 sada je konstruov\u00e1na na nastaviteln\u00e9m r\u00e1mu, kter\u00fd je navr\u017een tak, aby rovnom\u011brn\u011b rozlo\u017eil jej\u00ed hmotnost a zajistil n\u00edzk\u00e9 t\u011b\u017ei\u0161t\u011b. Tento r\u00e1m se skl\u00e1d\u00e1 z horn\u00ed a spodn\u00ed sko\u0159epiny ukotven\u00e9 k sob\u011b distan\u010dn\u00edmi vlo\u017ekami vlo\u017een\u00fdmi mezi bateriov\u00e9 moduly nebo bloky (viz obr. 6.13), kter\u00e9 jsou k nim p\u0159ipevn\u011bny pomoc\u00ed \u0161roub\u016f se zapu\u0161t\u011bnou hlavou. Jednou z hlavn\u00edch nev\u00fdhod bateriov\u00fdch sad je jejich n\u00e1chylnost ke korozi v m\u00edstech, kde se kovy dot\u00fdkaj\u00ed. Od m\u011bd\u011bn\u00fdch p\u00f3l\u016f, kter\u00e9 spojuj\u00ed jednotliv\u00e9 moduly, jako jsou m\u011bd\u011bn\u00e9 p\u00f3ly pro ka\u017ed\u00fd modul bateriov\u00e9ho bloku, a\u017e po sb\u011brnice spojuj\u00edc\u00ed v\u0161echny moduly, jak\u00e9koli mno\u017estv\u00ed koroze m\u016f\u017ee naru\u0161it jeho integritu a zp\u016fsobit nenapraviteln\u00e9 \u0161kody \u2013 v\u010detn\u011b p\u0159eru\u0161en\u00ed fyzick\u00e9ho spojen\u00ed mezi moduly a sn\u00ed\u017een\u00ed nab\u00edjec\u00ed schopnosti va\u0161eho bateriov\u00e9ho bloku. Koroze m\u016f\u017ee zp\u016fsobit zkrat mezi bateriov\u00fdmi \u010dl\u00e1nky a podvozkem vozidla, co\u017e je kv\u016fli vysok\u00e9mu nap\u011bt\u00ed velmi nebezpe\u010dn\u00e9. V takov\u00e9m p\u0159\u00edpad\u011b by se elektrick\u00fd oblouk mohl \u0161\u00ed\u0159it podvozkem do baterie, co\u017e by mohlo zp\u016fsobit trval\u00e9 po\u0161kozen\u00ed a potenci\u00e1ln\u011b n\u00e1kladn\u00e9 n\u00e1klady na v\u00fdm\u011bnu. Bateriov\u00e9 bloky p\u0159edstavuj\u00ed dal\u0161\u00ed v\u00fdznamn\u00e9 nebezpe\u010d\u00ed: p\u0159en\u00e1\u0161ej\u00ed vibrace na bateriov\u00e9 \u010dl\u00e1nky, po\u0161kozuj\u00ed jejich vnit\u0159n\u00ed strukturu a vedou k \u00fanavov\u00e9mu selh\u00e1n\u00ed konektor\u016f a sb\u011brnic mezi moduly. Vibrace mohou nav\u00edc vyvolat rezonance v sestav\u00e1ch blok\u016f, co\u017e vede k delaminaci mezi vrstvami baterie. Modern\u00ed syst\u00e9my vozidel zalo\u017een\u00e9 na sb\u011brnici CAN tyto probl\u00e9my relativn\u011b usnad\u0148uj\u00ed diagnostiku. PCM (\u0159\u00eddic\u00ed modul pohonn\u00e9ho \u00fastroj\u00ed) monitoruje ka\u017ed\u00fd bateriov\u00fd modul t\u00edm, \u017ee poskytuje vstupn\u00ed sign\u00e1ly, kter\u00e9 odr\u00e1\u017eej\u00ed odpor, nap\u011bt\u00ed, teplotu a dal\u0161\u00ed parametry t\u00fdkaj\u00edc\u00ed se odporu a nap\u011bt\u00ed ka\u017ed\u00e9ho modulu; pokud tyto hodnoty neodpov\u00eddaj\u00ed o\u010dek\u00e1van\u00fdm hodnot\u00e1m, PCM zaznamen\u00e1 k\u00f3d P0A80, kter\u00fd indikuje, \u017ee byly identifikov\u00e1ny slab\u00e9 nebo vadn\u00e9 bateriov\u00e9 moduly. Konektory sb\u011brnic V\u011bt\u0161ina hybridn\u00edch vozidel pou\u017e\u00edv\u00e1 nikl-metalhydridov\u00e9 nebo lithium-iontov\u00e9 akumul\u00e1torov\u00e9 bloky sest\u00e1vaj\u00edc\u00ed z jednotliv\u00fdch modul\u016f (slo\u017een\u00fdch z v\u00edce \u010dl\u00e1nk\u016f) propojen\u00fdch pomoc\u00ed konektor\u016f sb\u011brnic nebo kabel\u016f a sestaven\u00fdch do \u201eblok\u016f\u201c. Syst\u00e9m spr\u00e1vy bateri\u00ed (HVBMS) monitoruje jejich \u00farove\u0148 nabit\u00ed monitorov\u00e1n\u00edm vstupn\u00edch sign\u00e1l\u016f, jako je odpor \u010dl\u00e1nk\u016f, nap\u011bt\u00ed a teplota. Pokud jak\u00e9koli nam\u011b\u0159en\u00e9 hodnoty nazna\u010duj\u00ed odchylku od o\u010dek\u00e1van\u00fdch hodnot, HVBMS upozorn\u00ed \u0159\u00eddic\u00ed jednotku hnac\u00edho \u00fastroj\u00ed nastaven\u00edm k\u00f3du P0A80. Koroze uvnit\u0159 akumul\u00e1torov\u00e9ho bloku nebo jeho spoj\u016f \u010dasto spou\u0161t\u00ed tento k\u00f3d u HVBMS. M\u011bd\u011bn\u00e9 sb\u011brnice \u010dasto podl\u00e9haj\u00ed korozi v d\u016fsledku vliv\u016f prost\u0159ed\u00ed nebo chemik\u00e1li\u00ed pou\u017e\u00edvan\u00fdch k nab\u00edjen\u00ed a \u00faprav\u011b bateri\u00ed. Kdy\u017e tyto spoje koroduj\u00ed, proud prot\u00e9kaj\u00edc\u00ed jimi m\u016f\u017ee sn\u00ed\u017eit nap\u011bt\u00ed, co\u017e je detekov\u00e1no senzorem nap\u011bt\u00ed HVBMS a hl\u00e1\u0161eno jako \u201epokles nap\u011bt\u00ed\u201c. To m\u016f\u017ee v\u00e9st k tomu, \u017ee \u0159\u00eddic\u00ed jednotka baterie nastav\u00ed k\u00f3d slab\u00e9ho bloku, co\u017e zp\u016fsob\u00ed zmatek mechanikovi i majiteli vozidla. Mechanik m\u016f\u017ee b\u00fdt schopen vy\u010distit spoje sb\u011brnice a vr\u00e1tit \u017eivot n\u011bkter\u00fdm bateri\u00edm, ale pokud je p\u0159\u00edli\u0161 mnoho \u010dl\u00e1nk\u016f po\u0161kozen\u00fdch nebo se bl\u00ed\u017e\u00ed konci sv\u00e9 \u017eivotnosti, bude pravd\u011bpodobn\u011b nutn\u00e9 v\u0161echny vym\u011bnit. P\u0159i ka\u017ed\u00e9 kontrole mechanik pomoc\u00ed multimetru otestuje ka\u017ed\u00fd \u010dl\u00e1nek baterie na nap\u011bt\u00ed a odpor a otestuje senzory HVBMS podle specifikac\u00ed a postup\u016f v\u00fdrobce, aby zajistil jejich optim\u00e1ln\u00ed provoz. Pokud senzor HVBMS nespl\u0148uje specifikace nebo postupy, m\u011bl by b\u00fdt okam\u017eit\u011b vym\u011bn\u011bn. Senzory HVBMS budou testov\u00e1ny p\u0159iveden\u00edm zn\u00e1m\u00e9 z\u00e1t\u011b\u017ee nebo zdroje na bateriov\u00fd blok a zm\u011b\u0159en\u00edm nap\u011bt\u00ed ka\u017ed\u00e9ho modulu. Nam\u011b\u0159en\u00e9 hodnoty by se m\u011bly bl\u00ed\u017eit nule volt\u016f; jinak nazna\u010duj\u00ed, \u017ee v HVBMS m\u016f\u017ee b\u00fdt n\u011bco v nepo\u0159\u00e1dku a je t\u0159eba jej okam\u017eit\u011b vym\u011bnit. Vysok\u00fd odpor \u010dl\u00e1nku\/obvodu Tento k\u00f3d se aktivuje, kdy\u017e syst\u00e9m spr\u00e1vy bateri\u00ed identifikuje nerovnov\u00e1hu mezi \u00farovn\u011bmi nap\u011bt\u00ed jednotliv\u00fdch \u010dl\u00e1nk\u016f baterie. Zv\u00fd\u0161en\u00ed vnit\u0159n\u00edho odporu mezi \u010dl\u00e1nky m\u016f\u017ee zp\u016fsobit v\u00fdznamn\u00e9 rozd\u00edly v nap\u011bt\u00ed, kter\u00e9 vedou k p\u0159ed\u010dasn\u00e9mu selh\u00e1n\u00ed \u010dl\u00e1nk\u016f a rychlej\u0161\u00edmu samovyb\u00edjen\u00ed, ne\u017e se o\u010dek\u00e1valo, co\u017e rychle sni\u017euje pou\u017eitelnou kapacitu a nakonec vede k rychl\u00e9mu zhor\u0161en\u00ed celkov\u00e9ho v\u00fdkonu baterie. Syst\u00e9m BMS monitoruje nap\u011bt\u00ed a teploty ka\u017ed\u00e9ho \u010dl\u00e1nku v bateriov\u00e9m bloku pomoc\u00ed senzor\u016f a pot\u00e9 porovn\u00e1v\u00e1 tyto datov\u00e9 body, aby zjistil, zda existuje n\u011bjak\u00e1 v\u00fdznamn\u00e1 odchylka. Kdy\u017e se spust\u00ed alarm, zazn\u00ed k\u00f3d \u201eP0A80\u201c, kter\u00fd rozsv\u00edt\u00ed varov\u00e1n\u00ed pro \u0159idi\u010de. Jednou z hlavn\u00edch p\u0159\u00ed\u010din tohoto k\u00f3du je uvoln\u011bn\u00e9 nebo po\u0161kozen\u00e9 spojen\u00ed mezi bateriemi a jejich p\u0159\u00edslu\u0161n\u00fdmi konektory sb\u011brnice. To je \u010dasto zp\u016fsobeno koroz\u00ed, kter\u00e1 se tvo\u0159\u00ed na t\u011bchto sb\u011brnic\u00edch, co\u017e sni\u017euje tok proudu ka\u017ed\u00fdm spojem. Moduly BMS jsou navr\u017eeny tak, aby odes\u00edlaly m\u00e9n\u011b n\u00e1boje p\u0159es ka\u017ed\u00fd konektor sb\u011brnice, aby to kompenzovaly. Dal\u0161\u00ed p\u0159\u00ed\u010dinou tohoto k\u00f3du m\u016f\u017ee b\u00fdt vysok\u00fd odpor uvnit\u0159 samotn\u00e9 baterie. Pro kompenzaci mohou moduly BMS zv\u00fd\u0161it sv\u016fj nab\u00edjec\u00ed v\u00fdstup, kdy\u017e jejich nap\u011bt\u00ed klesne pod p\u0159ijatelnou prahovou \u00farove\u0148, co\u017e pom\u00e1h\u00e1 obnovit nap\u011bt\u00ed \u010dl\u00e1nku na p\u0159ijatelnou \u00farove\u0148 a umo\u017e\u0148uje syst\u00e9mu BMS obnovit odes\u00edl\u00e1n\u00ed n\u00e1boj\u016f p\u0159es konektory sb\u011brnice \u010dl\u00e1nk\u016f. Pokud se na vozidle zobrazuje tento k\u00f3d, d\u016frazn\u011b se doporu\u010duje, aby jeho majitel odvezl sv\u016fj hybridn\u00ed v\u016fz k profesion\u00e1ln\u00edmu mechanikovi, kter\u00fd m\u00e1 p\u0159\u00edstup k pot\u0159ebn\u00fdm n\u00e1stroj\u016fm, jako jsou \u010dte\u010dky automobilov\u00fdch k\u00f3d\u016f, diagnostick\u00e9 skenery hnac\u00edho \u00fastroj\u00ed a syst\u00e9my monitorov\u00e1n\u00ed baterie, aby tento probl\u00e9m p\u0159esn\u011b identifikoval. Pokud je vadn\u00e1 baterie, bude pravd\u011bpodobn\u011b nutn\u00e9 ji vym\u011bnit, aby se k\u00f3d odstranil a umo\u017enilo se obnoven\u00ed b\u011b\u017en\u00e9ho provozu. K\u00f3d \u201eOdchylka teploty\u201c P0A80 je urgentn\u00ed, proto\u017ee indikuje probl\u00e9my s jednou z hlavn\u00edch sou\u010d\u00e1st\u00ed va\u0161eho hybridn\u00edho vozidla: jeho bateri\u00ed. Z tohoto d\u016fvodu d\u016frazn\u011b doporu\u010dujeme okam\u017eit\u011b se poradit s profesion\u00e1ln\u00edm mechanikem, aby tento probl\u00e9m diagnostikoval a vy\u0159e\u0161il, jinak riskujete dal\u0161\u00ed degradaci va\u0161\u00ed baterie. Syst\u00e9m spr\u00e1vy bateri\u00ed HV (HVBMS) pou\u017e\u00edv\u00e1 k\u00f3d P0a80 k detekci teplotn\u00ed odchylky mezi moduly v r\u00e1mci vysokonap\u011b\u0165ov\u00e9 baterie va\u0161eho hybridn\u00edho vozu. V cel\u00e9 baterii je strategicky um\u00edst\u011bno n\u011bkolik amp\u00e9rmetr\u016f\/teplotn\u00edch senzor\u016f, kter\u00e9 poskytuj\u00ed PCM prost\u0159ednictv\u00edm s\u00edt\u011b \u0159\u00eddic\u00ed oblasti data o teplot\u011b a hodnot\u00e1ch odporu \u010dl\u00e1nk\u016f a modul\u016f pro porovn\u00e1n\u00ed, kter\u00e1 pot\u00e9 syst\u00e9m HVBMS pou\u017e\u00edv\u00e1 k regulaci baterie [\u2026]<\/p>","protected":false},"author":33,"featured_media":3330,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3248","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hybrid-battery"],"_links":{"self":[{"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/posts\/3248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/comments?post=3248"}],"version-history":[{"count":0,"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/posts\/3248\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/media\/3330"}],"wp:attachment":[{"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/media?parent=3248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/categories?post=3248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shop.okacc.com\/cs\/wp-json\/wp\/v2\/tags?post=3248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}