電動車電池充電時間的那些事
1、充(chong)(chong)電的(de)時間(jian)不(bu)要過長,以充(chong)(chong)電器變燈后兩個小時為(wei)宜。充(chong)(chong)電時寧可欠充(chong)(chong)一些,也(ye)不(bu)要過充(chong)(chong),否(fou)則電池(chi)會被充(chong)(chong)的(de)因為(wei)缺水后,鼓包,腫(zhong)漲。造成對電池(chi)不(bu)可補救的(de)損(sun)失(shi)。
2、不要讓(rang)水進入電(dian)池盒內(nei),以造成殼體內(nei)電(dian)池聯電(dian)。
3、每個月定(ding)期一次完(wan)全(quan)放電(騎(qi)到(dao)“欠壓(ya)”燈亮(liang)起),然后連續充(chong)電12小(xiao)時(shi)。
4、一旦發(fa)現充電(dian)(dian)器不(bu)轉綠燈(deng)(deng)或一充電(dian)(dian)就(jiu)轉綠燈(deng)(deng),一定要檢查是(shi)不(bu)是(shi)充電(dian)(dian)器有問題(ti),或者失水(shui)。
5、整組電池的放(fang)電口與(yu)充(chong)電口要隨時保持清潔(jie),防(fang)止接觸(chu)點(dian)出現銅銹(xiu),造(zao)成接觸(chu)不良發生過熱而損壞。
6、有腳踏的(de)盡量用腳起(qi)步,不(bu)要(yao)(yao)負荷太大,加速(su)平緩(huan)。不(bu)要(yao)(yao)坐上車就給電起(qi)動。
電池是勤充電好還是放完電再充電好?
由于放電(dian)越(yue)深越(yue)淺(qian),其循環(huan)次數(shu)將大(da)幅度增(zeng)加。因此,按這一理論(lun),勤充(chong)電(dian)對循環(huan)壽命是有益的,但就目前市場上大(da)量(liang)流(liu)通使用(yong)的充(chong)電(dian)器來(lai)講,由于受(shou)價格因素及技術(shu)水平等影響,充(chong)電(dian)器存(cun)在(zai)故障率高(gao),可靠性(xing)差,精度低(di)等缺陷,因此,有時勤充(chong)電(dian)反(fan)而影響電(dian)池的使用(yong)壽命。
過充電和欠充電有什么害處?
過(guo)充(chong)(chong)電(dian)(dian)(dian)即(ji)蓄電(dian)(dian)(dian)池(chi)(chi)充(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流大于(yu)蓄電(dian)(dian)(dian)池(chi)(chi)可接受電(dian)(dian)(dian)流,多出部分即(ji)是過(guo)充(chong)(chong)電(dian)(dian)(dian)量,過(guo)充(chong)(chong)電(dian)(dian)(dian)主(zhu)要是產生電(dian)(dian)(dian)解水的副反(fan)應,由于(yu)電(dian)(dian)(dian)池(chi)(chi)正極產生氧氣(qi)轉移到負極發(fa)生氧復合反(fan)應,會發(fa)生熱量,因此過(guo)充(chong)(chong)電(dian)(dian)(dian)量實(shi)際轉換成熱量使電(dian)(dian)(dian)池(chi)(chi)溫(wen)度升高,若不加以(yi)控(kong)制,會造成大量失水,嚴重者造成“熱失控(kong)”容量劇減,甚至(zhi)變(bian)形(xing)等故障。
欠充(chong)(chong)電通俗講就是未充(chong)(chong)飽(bao)電經常(chang)處于充(chong)(chong)電不足的(de)(de)情況(kuang)下,極極就會逐漸(jian)形成(cheng)一(yi)(yi)種粗(cu)大堅硬的(de)(de)硫(liu)酸鉛,它幾乎不溶解,即產生所謂(wei)的(de)(de)“不可(ke)逆硫(liu)酸鹽化(hua)”,使用普(pu)通的(de)(de)方法無法充(chong)(chong)進電,因此(ci)容量會一(yi)(yi)次(ci)一(yi)(yi)次(ci)地快(kuai)速衰減(jian)。
電動車電池保養方法
正確使用充電器
1、確定交(jiao)流電(dian)源與充(chong)電(dian)器輸入電(dian)壓是否相(xiang)符。
2、確定充電(dian)器輸出電(dian)壓與電(dian)瓶額(e)定電(dian)壓是否(fou)相符。
3、先插充電器與電池盒相連的插頭,后插交流電源插頭。
4、充電器用于室內,應(ying)(ying)注意防(fang)潮,防(fang)震動。充電時嚴禁(jin)覆(fu)蓋,應(ying)(ying)放在通風散熱的(de)地方。
電瓶不能隨時都充
1、鉛(qian)酸電(dian)(dian)(dian)池不(bu)是鋰電(dian)(dian)(dian)池,不(bu)可(ke)(ke)以(yi)隨時充電(dian)(dian)(dian),鉛(qian)酸電(dian)(dian)(dian)池的(de)壽(shou)命按沖放電(dian)(dian)(dian)次數計算(suan)的(de),電(dian)(dian)(dian)瓶(ping)最怕虧電(dian)(dian)(dian),經常保持(chi)電(dian)(dian)(dian)量充足(zu)可(ke)(ke)延長電(dian)(dian)(dian)瓶(ping)壽(shou)命。
2、充(chong)電(dian)(dian)時(shi),充(chong)電(dian)(dian)器的指示燈是先(xian)紅燈后綠燈,燈變綠后應(ying)保證浮充(chong)2小(xiao)時(shi),這對抑(yi)制電(dian)(dian)池(chi)硫化有(you)好處。
防止電瓶過充電
1、電瓶(ping)過(guo)充產生大量氣(qi)體沖刷極板(ban),加速極板(ban)上活性物質脫落,使電瓶(ping)壽命縮短。
2、電瓶過(guo)充加速(su)失(shi)水,導致電解液干涸、電瓶溫度升高,造成熱失(shi)控,極(ji)板膨脹,外(wai)殼變(bian)形(xing)。
防止電瓶過放電
在使用(yong)電(dian)(dian)瓶(ping)車講究技巧,也可(ke)延長(chang)電(dian)(dian)瓶(ping)使用(yong)壽命(ming)。長(chang)期深幅度放電(dian)(dian)會(hui)造(zao)成(cheng)電(dian)(dian)瓶(ping)極(ji)板軟化(hua),縮短使用(yong)壽命(ming)。
1、防止大(da)電(dian)流放電(dian),在起(qi)步、上坡(po)和逆(ni)風行駛時,盡量用腳助力。
2、防止(zhi)長時間放電,不要經常放完(wan)電行駛。