如何判斷電動車控製器短路還是電機進水?
電dian動dong車che因yin為wei其qi環huan保bao便bian捷jie等deng優you點dian深shen受shou消xiao費fei者zhe喜xi愛ai。可ke是shi電dian動dong車che出chu現xian故gu障zhang時shi大da家jia就jiu手shou足zu無wu措cuo了le。今jin天tian小xiao編bian給gei大da家jia講jiang一yi下xia,怎zen麼me判pan斷duan電dian動dong車che是shi控kong製zhi器qi短duan路lu還hai是shi電dian機ji進jin水shui?
沒通電推電動車行進,後輪很緊
這zhe種zhong問wen題ti很hen常chang見jian,一yi般ban的de表biao現xian是shi不bu通tong電dian還hai好hao,一yi旦dan通tong電dian後hou輪lun就jiu會hui吸xi的de很hen緊jin,往wang前qian推tui電dian動dong車che阻zu力li很hen大da。這zhe種zhong情qing況kuang可ke能neng是shi因yin為wei電dian動dong車che控kong製zhi器qi進jin水shui燒shao掉diao短duan路lu導dao致zhi的de。
電量滿格,但電動車電門加大電機就會停止
yibandezuofashiyongwanyongbiaodezhiliudianyadangjiezaidiandongchechongdianqichakongchu,jianzhayixiadianchidedianya,ruguobuqixingshidianyazhengchang,danjiadadianmen,dianyaxiajiangdao42V後,電機出現發抖和速度急速下降的情況,說明這是電動車電池的問題;但(dan)如(ru)果(guo)電(dian)瓶(ping)盒(he)保(bao)險(xian)絲(si)及(ji)電(dian)瓶(ping)之(zhi)間(jian)接(jie)線(xian)良(liang)好(hao),加(jia)大(da)電(dian)門(men),電(dian)壓(ya)幾(ji)乎(hu)不(bu)下(xia)降(jiang),前(qian)置(zhi)表(biao)示(shi)電(dian)壓(ya)下(xia)降(jiang),電(dian)機(ji)時(shi)停(ting)時(shi)走(zou),說(shuo)明(ming)是(shi)鎖(suo)控(kong)開(kai)關(guan)及(ji)其(qi)線(xian)路(lu)原(yuan)因(yin);但如果加大電門,電壓幾乎不下降,而前置表示電壓也不下降,電機時停時走,則說明是控製器電流保護在起作用;
刹車把手不回位,刹車不管用
常見刹車把手不回位,引起自動斷電裝置,這時無論如何加速都無法行駛,檢查一下刹車,來回活動一下就行了。
怎麼判斷電動車是控製器短路還是電機進水
如(ru)果(guo)電(dian)動(dong)車(che)不(bu)能(neng)動(dong),可(ke)以(yi)用(yong)手(shou)轉(zhuan)下(xia)電(dian)機(ji)輪(lun)看(kan)看(kan)有(you)沒(mei)有(you)阻(zu)礙(ai)感(gan),如(ru)果(guo)行(xing)走(zou)時(shi)無(wu)異(yi)常(chang)則(ze)說(shuo)明(ming)電(dian)機(ji)沒(mei)事(shi),應(ying)該(gai)是(shi)控(kong)製(zhi)器(qi)插(cha)頭(tou)進(jin)水(shui)導(dao)致(zhi)的(de)。需(xu)要(yao)把(ba)電(dian)動(dong)車(che)電(dian)池(chi)電(dian)源(yuan)拔(ba)下(xia)後(hou)找(zhao)到(dao)控(kong)製(zhi)器(qi)甩(shuai)下(xia)水(shui)然(ran)後(hou)用(yong)毛(mao)巾(jin)擦(ca)幹(gan)恢(hui)複(fu)原(yuan)位(wei)。
火花塞常見故障的排除
火花塞常見的故障主要有燒蝕、過熱、積ji炭tan等deng,一yi旦dan故gu障zhang能neng直zhi接jie影ying響xiang發fa動dong機ji工gong作zuo,引yin起qi發fa動dong機ji工gong作zuo不bu穩wen定ding,馬ma力li下xia降jiang,啟qi動dong困kun難nan等deng。火huo花hua塞sai電dian極ji在zai較jiao短duan的de時shi間jian內nei被bei嚴yan重zhong燒shao蝕shi時shi,應ying檢jian查zha火huo花hua塞sai熱re值zhi是shi否fou選xuan得de符fu合he規gui定ding的de要yao求qiu,若ruo熱re值zhi偏pian低di必bi須xu更geng換huan熱re值zhi較jiao高gao的de火huo花hua塞sai。