電動自行車鉛酸蓄電池小知識
1.充電器要匹配:如果更換充電器或者電(dian)(dian)(dian)(dian)池的(de)(de)時候(hou),最好(hao)請專業(ye)維修人員推薦。不要(yao)過(guo)多關心那些數據,因為一般(ban)充(chong)電(dian)(dian)(dian)(dian)器(qi)都是(shi)設定好(hao)的(de)(de),但是(shi)電(dian)(dian)(dian)(dian)池是(shi)一個動(dong)態的(de)(de)壽命過(guo)程(cheng),嚴(yan)格講目前市場上沒有(you)足夠保證充(chong)電(dian)(dian)(dian)(dian)質(zhi)量(liang)的(de)(de)充(chong)電(dian)(dian)(dian)(dian)器(qi)。但是(shi)一分價錢一分貨,好(hao)的(de)(de)充(chong)電(dian)(dian)(dian)(dian)器(qi)絕(jue)對對電(dian)(dian)(dian)(dian)池有(you)好(hao)的(de)(de)充(chong)電(dian)(dian)(dian)(dian)效果,估(gu)計南京(jing)市場的(de)(de)市場價格要(yao)在75元以上才能算好(hao)一點的(de)(de)充(chong)電(dian)(dian)(dian)(dian)器(qi)(有(you)待核實(shi),呵呵)
2.“勤(qin)充(chong)(chong)淺放”,就是每(mei)次用(yong)過后有條件就充(chong)(chong)電,同時盡量不(bu)要(yao)一次用(yong)到(dao)欠壓再充(chong)(chong)電(這應該屬于使用(yong)方法),每(mei)次都充(chong)(chong)滿,實在來不(bu)及充(chong)(chong)不(bu)滿那也沒有辦(ban)法,以實用(yong)為標準(zhun)嗎(ma),不(bu)能為物所累!
3.一般情況下,充滿的參考是:按照充電器轉燈以后1個小時左右,不超過2小時為最好。這個要根據電池的新舊程度,充電器一般(ban)是按(an)照(zhao)8~10小(xiao)時(shi)(shi)充(chong)滿(指的(de)(de)是騎(qi)行了較遠,電(dian)池(chi)(chi)放(fang)電(dian)接(jie)近欠(qian)壓的(de)(de)情(qing)(qing)況)設(she)計的(de)(de),目前市場上也有(you)(you)8小(xiao)時(shi)(shi)后自(zi)動停充(chong)的(de)(de)(這有(you)(you)欠(qian)充(chong)的(de)(de)危險(xian),呵(he)呵(he)),注意有(you)(you)點維修(xiu)人員所說(shuo)新(xin)電(dian)池(chi)(chi)要充(chong)足(zu)12小(xiao)時(shi)(shi)以上的(de)(de)說(shuo)法是不恰當的(de)(de)。要根據使用情(qing)(qing)況和自(zi)己的(de)(de)情(qing)(qing)況,比如白天騎(qi)行里程長,就(jiu)(jiu)多充(chong)一會兒(er),騎(qi)行的(de)(de)里程短(duan),就(jiu)(jiu)少充(chong)一會兒(er),或者說(shuo)睡覺(jue)前掌握充(chong)電(dian)時(shi)(shi)間早晚有(you)(you)個參考,不至于為了十分精確的(de)(de)時(shi)(shi)間半夜起床吧,呵(he)呵(he)。
4.按照國(guo)際電(dian)(dian)(dian)(dian)池(chi)屆(jie)的(de)新理(li)論(lun),最(zui)好是每7~15次(ci)(ci)充電(dian)(dian)(dian)(dian),進行(xing)(xing)一(yi)次(ci)(ci)盡(jin)充盡(jin)放(fang),這樣,有(you)利于提(ti)高(gao)電(dian)(dian)(dian)(dian)池(chi)的(de)容(rong)量(liang)(liang),延(yan)長電(dian)(dian)(dian)(dian)池(chi)的(de)壽命。這個方法建議大家了(le)解就(jiu)行(xing)(xing),因為(wei)搞不(bu)好就(jiu)會(hui)出現不(bu)良(liang)后(hou)果,呵呵。如是專業人員(yuan)或者特別(bie)愛好才可以(yi)一(yi)試:盡(jin)放(fang)的(de)方法比(bi)較(jiao)簡(jian)(jian)單,就(jiu)是騎行(xing)(xing)車(che)到(dao)第(di)一(yi)次(ci)(ci)指示(shi)斷電(dian)(dian)(dian)(dian)。一(yi)般的(de)電(dian)(dian)(dian)(dian)動(dong)自(zi)行(xing)(xing)車(che)均有(you)欠(qian)壓(ya)(ya)(ya)保護(hu),對于標稱36V的(de)電(dian)(dian)(dian)(dian)動(dong)自(zi)行(xing)(xing)車(che)來(lai)說,多數控制器的(de)欠(qian)壓(ya)(ya)(ya)保護(hu)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)在33V左(zuo)右(you)。如果第(di)一(yi)次(ci)(ci)斷電(dian)(dian)(dian)(dian)以(yi)后(hou),電(dian)(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)還會(hui)慢(man)慢(man)回復到(dao)可以(yi)供(gong)電(dian)(dian)(dian)(dian),此時,千萬(wan)不(bu)要再用電(dian)(dian)(dian)(dian)池(chi)里的(de)電(dian)(dian)(dian)(dian)量(liang)(liang),否則會(hui)使電(dian)(dian)(dian)(dian)池(chi)過放(fang)電(dian)(dian)(dian)(dian)的(de),將比(bi)較(jiao)嚴(yan)重點影響電(dian)(dian)(dian)(dian)池(chi)的(de)壽命。盡(jin)充就(jiu)是充滿電(dian)(dian)(dian)(dian),更簡(jian)(jian)單了(le)。
5.影響(xiang)電(dian)(dian)(dian)池充電(dian)(dian)(dian)效果和壽命的(de)(de)(de)因(yin)素太多(duo)了(le),比(bi)較明顯(xian)的(de)(de)(de)如溫度等,關鍵還有電(dian)(dian)(dian)動(dong)車使用方法。好多(duo)電(dian)(dian)(dian)動(dong)車的(de)(de)(de)說明書好像全部是(shi)笑話,比(bi)如“逆風、上坡條件要(yao)助(zhu)(zhu)力(li),最(zui)好不要(yao)用電(dian)(dian)(dian)”“不要(yao)帶人”……,其實大家也要(yao)注意(yi),目前(qian)的(de)(de)(de)電(dian)(dian)(dian)動(dong)車技(ji)術(shu)上,電(dian)(dian)(dian)池提供的(de)(de)(de)最(zui)后(hou)效果,應(ying)該(gai)是(shi)助(zhu)(zhu)力(li)為主,如果強行啟動(dong)使用以及帶人,恐怕耗電(dian)(dian)(dian)情況或者說對(dui)電(dian)(dian)(dian)池的(de)(de)(de)損傷情況,不僅(jin)是(shi)1倍數的(de)(de)(de)關系(xi)。方便的(de)(de)(de)話,建(jian)議大家多(duo)助(zhu)(zhu)助(zhu)(zhu)力(li)。
6.不(bu)同(tong)蓄電(dian)池廠家關于充電(dian)方(fang)法(fa)(fa)的(de)說(shuo)明略有不(bu)同(tong),本辦(ban)法(fa)(fa)僅供參考。
7 、第一次使用電動車前必須充滿12個小時以上外,平時一般電量較為充裕時充2-3個小時就可以了,如果電量較少也就6-7個小時。
8、電(dian)(dian)(dian)動(dong)車(che)的(de)主要部件是電(dian)(dian)(dian)池(chi)(chi),成(cheng)本最高的(de)也是電(dian)(dian)(dian)池(chi)(chi),而目前(qian)損耗最快的(de)還是電(dian)(dian)(dian)池(chi)(chi)。目前(qian),電(dian)(dian)(dian)動(dong)車(che)的(de)電(dian)(dian)(dian)池(chi)(chi)都是鉛酸(suan)電(dian)(dian)(dian)池(chi)(chi)。過充會加大電(dian)(dian)(dian)池(chi)(chi)的(de)水損失,加速板柵腐蝕,活性物質(zhi)軟化,增加電(dian)(dian)(dian)池(chi)(chi)變形的(de)幾率,最終造成(cheng)對電(dian)(dian)(dian)池(chi)(chi)的(de)致命傷害(hai)。
9、如(ru)果使用(yong)得(de)當,普通電(dian)池(chi)使用(yong)2年左右(you)問(wen)題不大,反之(zhi),使用(yong)壽命大大減短,使用(yong)半年時間就不得(de)不調(diao)換新電(dian)池(chi)的情況。而(er)現(xian)在(zai)電(dian)動(dong)車電(dian)池(chi)價格高達500元(yuan)左右(you),少(shao)的也(ye)要(yao)300元(yuan)左右(you)。
正確使用延長電池(chi)壽命(ming)
1.在電動車上橋(qiao)、爬坡或在頂風行(xing)駛時(shi),應該(gai)輔以人力驅動,防止電池供(gong)電電流陡然增大(da)。
2.在剛(gang)上車騎(qi)(qi)行或行駛途中(zhong)緊急(ji)剎車止速后又(you)要騎(qi)(qi)行時,最好(hao)用(yong)腳(jiao)蹬幾下(xia),等電(dian)(dian)動(dong)車有一定的(de)車速后再加以電(dian)(dian)動(dong)騎(qi)(qi)行。盡量不要使(shi)(shi)電(dian)(dian)動(dong)車在靜止狀(zhuang)態下(xia)直接使(shi)(shi)用(yong)電(dian)(dian)力啟動(dong)。
3.在騎行中,若需(xu)加速(su)時(shi),應緩慢旋轉調速(su)把,避免直接加速(su)至最快檔。因(yin)為這樣不僅(jin)不會(hui)(hui)立即提高車速(su),而(er)且還會(hui)(hui)產(chan)生沖擊電(dian)流造(zao)成對電(dian)池的(de)(de)傷(shang)害。在路(lu)況允許的(de)(de)條件下,盡(jin)可能使電(dian)動(dong)車以最高時(shi)速(su)行駛。
4.在騎(qi)行(xing)中,盡量避(bi)免頻(pin)繁(fan)剎車、啟(qi)動,在道路擁擠時多用腳蹬驅動。這樣不僅增(zeng)加了(le)(le)“續行(xing)里程”,提高了(le)(le)電池(chi)使用效率(lv),同(tong)樣也(ye)延長了(le)(le)電池(chi)的使用壽(shou)命。
5.經常(chang)充(chong)電(dian)(dian),使電(dian)(dian)池(chi)經常(chang)處于充(chong)滿(man)狀態,有條件的(de)要做到隨(sui)用隨(sui)充(chong),但(dan)要把握(wo)好充(chong)電(dian)(dian)時間總(zong)量。
6.準(zhun)備長期(qi)不用的,應將電池充(chong)滿后(hou)存放(fang),并定期(qi)補電(1個月)。
7.電(dian)(dian)量顯示(shi)電(dian)(dian)池已沒電(dian)(dian)了(le),一段時間后發現電(dian)(dian)池又有小量電(dian)(dian)壓(ya),稱為“回升(sheng)電(dian)(dian)壓(ya)”。不(bu)要使用這“回升(sheng)電(dian)(dian)壓(ya)”來行駛(shi)。
、電池為什么在初次使用前要進行補(bu)充(chong)充(chong)電?
答:電(dian)(dian)池(chi)從出廠到使用,一般要經過 1-2 個月,甚至更長(chang)的(de)時間,電(dian)(dian)池(chi)在存(cun)放(fang)期間由于電(dian)(dian)池(chi)內部的(de)自(zi)(zi)放(fang)電(dian)(dian)等自(zi)(zi)發反應,消(xiao)耗(hao)了一部分(fen)電(dian)(dian)量,達不到額定容(rong)量值,所以初次(ci)使用前,最好進行補充充電(dian)(dian),以免(mian)顧客誤(wu)認為是容(rong)量不足。
2、電(dian)動車如果要存(cun)放(fang)較長時間應(ying)該怎樣對(dui)電(dian)池(chi)進行處理?
答:首先應將(jiang)電(dian)池充(chong)足(zu)電(dian)存(cun)放(fang),并且(qie)應該一(yi)個月內至少充(chong)一(yi)次電(dian),防(fang)止虧電(dian),能有效防(fang)止晶技生成(cheng)造(zao)成(cheng)不可逆(ni)鹽化和晶枝短路(lu)等。
3、電(dian)池充(chong)電(dian)前(qian)要不要先(xian)放完電(dian)?
答:鉛酸蓄電(dian)(dian)(dian)池不同于其(qi)它二(er)次電(dian)(dian)(dian)池,它無記憶效應,所以,無論(lun)電(dian)(dian)(dian)池處于何種(zhong)荷(he)電(dian)(dian)(dian)狀態,都可(ke)直接(jie)進(jin)行充電(dian)(dian)(dian),無須(xu)放電(dian)(dian)(dian)。
4、電(dian)池是(shi)勤充電(dian)好還是(shi)放完電(dian)再(zai)充電(dian)好?
答:由于放電越淺,其循環次數將大幅度增加。因此,按這一理論,勤充電對循環壽命是有益的,但就目前市場上大量流通使用的充電器來講,由于受價格因素及技術水平等影響,充電器存在故障率高,可靠性差,精度低等缺陷。因此,有時勤充電反而影響電池的使用壽命。將電池放空再充電,充電次數雖然減少,但放電時由于單體電池之間總會存在差異可能造成某些單格過放電,過放電池充電接受能力會大大降低,引起充電不足的故障,另外由于放完電再充電,充電器重負荷時間長,易損壞充電器。因此(ci),綜合(he)(he)上述,我們認為蓄電(dian)池(chi)放出電(dian)量(liang)的 50-70% 時進行一次充電(dian)是(shi)較(jiao)合(he)(he)理的,對電(dian)池(chi)的使用有好處。
5、過充電和欠(qian)充電有什么害處?
答:過(guo)(guo)充(chong)電(dian)即(ji)蓄電(dian)池(chi)(chi)充(chong)電(dian)電(dian)流(liu)(liu)大(da)于蓄電(dian)池(chi)(chi)可接受電(dian)流(liu)(liu),多出部分(fen)即(ji)是過(guo)(guo)充(chong)電(dian)量(liang),過(guo)(guo)充(chong)電(dian)主要是產生(sheng)(sheng)電(dian)解水的(de)副反應(ying),由于電(dian)池(chi)(chi)正極(ji)產生(sheng)(sheng)氧氣轉移(yi)到負極(ji)發(fa)生(sheng)(sheng)氧復合(he)反應(ying),會(hui)發(fa)生(sheng)(sheng)熱(re)量(liang),因(yin)此過(guo)(guo)充(chong)電(dian)量(liang)實際轉換成熱(re)量(liang)使電(dian)池(chi)(chi)溫度升高(gao),若不加以控(kong)制,會(hui)造(zao)成大(da)量(liang)失水,嚴重(zhong)者(zhe)造(zao)成 “ 熱(re)失控(kong) ” 容(rong)量(liang)劇(ju)減,甚(shen)至變形等故(gu)障。欠充(chong)電(dian)通(tong)俗講就是未充(chong)飽(bao)電(dian)經(jing)常處于充(chong)電(dian)不足的(de)情況(kuang)下(xia),極(ji)極(ji)就會(hui)逐漸形成一種粗大(da)堅硬的(de)硫酸鉛,它(ta)幾乎不溶(rong)解,即(ji)產生(sheng)(sheng)所謂的(de) “ 不可逆硫酸鹽(yan)化(hua) ” ,使用普通(tong)的(de)方法(fa)無法(fa)充(chong)進電(dian),因(yin)此容(rong)量(liang)會(hui)一次(ci)一次(ci)地快速衰(shuai)減。
6、過(guo)放電對電池(chi)有什么(me)害(hai)處?
電(dian)(dian)(dian)池在放電(dian)(dian)(dian)過(guo)(guo)程中正極活(huo)性物質,負極活(huo)性物質均逐漸轉化成(cheng)電(dian)(dian)(dian)阻很(hen)大(da)(da) PBSO4 ,并(bing)消(xiao)耗電(dian)(dian)(dian)解液(ye)中的硫酸,內(nei)阻逐漸增(zeng)大(da)(da),因此(ci)過(guo)(guo)放電(dian)(dian)(dian)時,特(te)別是以較(jiao)大(da)(da)電(dian)(dian)(dian)流過(guo)(guo)放電(dian)(dian)(dian)會發出(chu)大(da)(da)量熱量,并(bing)且(qie)電(dian)(dian)(dian)池的硫酸量很(hen)少,過(guo)(guo)放電(dian)(dian)(dian)時硫酸濃度減(jian)得很(hen)低, PBSO4 溶(rong)解度大(da)(da)幅(fu)度增(zeng)加,因此(ci)容(rong)易在極板上(shang)形成(cheng)一種粗(cu)大(da)(da)堅硬的 PBSO4 晶體(ti),即(ji) “ 不可逆硫酸鹽化 ” 大(da)(da)大(da)(da)地(di)減(jian)弱電(dian)(dian)(dian)池的充(chong)電(dian)(dian)(dian)接(jie)受能(neng)力,危害特(te)別大(da)(da)。
7、電動車電池什么情(qing)況(kuang)下(xia)需進(jin)行維護充電,其充電參數(shu)怎(zen)樣,怎(zen)樣進(jin)行維護充電?
答:電(dian)(dian)(dian)動車電(dian)(dian)(dian)池(chi)遇(yu)下列情況之一(yi)時(shi)(shi)需(xu)要進(jin)行(xing)維護充(chong)(chong)(chong)電(dian)(dian)(dian): 1 、電(dian)(dian)(dian)池(chi)容量衰減減速太快; 2 、出(chu)現落(luo)后(hou)(hou)電(dian)(dian)(dian)池(chi); 3 、電(dian)(dian)(dian)池(chi)失液后(hou)(hou),重新補液; 4 、電(dian)(dian)(dian)池(chi)長時(shi)(shi)間(jian)放置后(hou)(hou); 5 、電(dian)(dian)(dian)池(chi)出(chu)現嚴重過放電(dian)(dian)(dian)后(hou)(hou); 6 、電(dian)(dian)(dian)池(chi)長時(shi)(shi)間(jian)處于低溫環境工作等(deng); 7 、充(chong)(chong)(chong)電(dian)(dian)(dian)參數(shu)不合理長期(qi)欠充(chong)(chong)(chong)電(dian)(dian)(dian);維護充(chong)(chong)(chong)電(dian)(dian)(dian)的(de)充(chong)(chong)(chong)電(dian)(dian)(dian)參數(shu)怎(zen)樣(yang)定(ding);一(yi)般采用恒壓限流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)或(huo)多階(jie)段恒流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)。充(chong)(chong)(chong)電(dian)(dian)(dian)前中期(qi)與車配充(chong)(chong)(chong)電(dian)(dian)(dian)器參數(shu)基本一(yi)致,只是充(chong)(chong)(chong)電(dian)(dian)(dian)后(hou)(hou)期(qi)將充(chong)(chong)(chong)電(dian)(dian)(dian)最高電(dian)(dian)(dian)壓提高到更(geng)高。即(ji)采用WD充(chong)(chong)(chong)電(dian)(dian)(dian),進(jin)行(xing)深度充(chong)(chong)(chong)電(dian)(dian)(dian)修復已落(luo)后(hou)(hou)電(dian)(dian)(dian)池(chi)。維護充(chong)(chong)(chong)電(dian)(dian)(dian)也叫(jiao)均衡充(chong)(chong)(chong)電(dian)(dian)(dian)。
8、電池初始容量(liang)大小與壽命(ming)有什么(me)關系(xi)?
答:電(dian)(dian)(dian)池(chi)容(rong)量(liang)(liang)受活性(xing)物(wu)質(zhi)和(he)利用率影響。電(dian)(dian)(dian)動助力車蓄(xu)電(dian)(dian)(dian)池(chi)外形尺寸一(yi)定(ding),極(ji)板(ban)的質(zhi)量(liang)(liang)已(yi)被限制到一(yi)定(ding)的程度,只有提(ti)(ti)(ti)高(gao)活性(xing)物(wu)質(zhi)的利用率,才能提(ti)(ti)(ti)高(gao)容(rong)量(liang)(liang)。要(yao)提(ti)(ti)(ti)高(gao)電(dian)(dian)(dian)池(chi)容(rong)量(liang)(liang),必然增加(jia)孔率,提(ti)(ti)(ti)高(gao) PbO2 含量(liang)(liang)、硫(liu)酸比重,但是這些措施(shi)都會加(jia)速正極(ji)板(ban)的軟化(hua),造成(cheng)電(dian)(dian)(dian)池(chi)壽命加(jia)速衰(shuai)減,充放電(dian)(dian)(dian)過(guo)程中活性(xing)物(wu)質(zhi)會產(chan)生膨脹、收(shou)縮 ( 特別是正極(ji)板(ban) ) ,放電(dian)(dian)(dian)深度越深,活性(xing)物(wu)質(zhi)膨脹收(shou)縮量(liang)(liang)越大(da),更加(jia)速活性(xing)物(wu)質(zhi)軟化(hua)。因此,初(chu)始(shi)容(rong)量(liang)(liang)偏大(da)時直接影響蓄(xu)電(dian)(dian)(dian)池(chi)充放電(dian)(dian)(dian)次(ci)數。當然要(yao)滿足(zu)(zu)使(shi)用,要(yao)求初(chu)始(shi)容(rong)量(liang)(liang)不(bu)能太小(xiao),需要(yao)一(yi)種(zhong)折中的選擇才能滿足(zu)(zu)需要(yao),既保證延長壽命,又確保容(rong)量(liang)(liang)滿足(zu)(zu)使(shi)用要(yao)求。
9、電池電壓(ya)高(gao)容量就大嗎?
答:電(dian)(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)(dian)壓(ya)與(yu)容(rong)量是兩個概念(nian),電(dian)(dian)(dian)(dian)壓(ya)與(yu)電(dian)(dian)(dian)(dian)極材料(liao)和電(dian)(dian)(dian)(dian)解液濃度相(xiang)關(guan),電(dian)(dian)(dian)(dian)池(chi)的(de)容(rong)量是活性物質經電(dian)(dian)(dian)(dian)化學(xue)反應產生電(dian)(dian)(dian)(dian)流而釋放(fang)出來的(de),它與(yu)各活性物質的(de)量,反應條件及利用率(lv),連接等有關(guan),因此電(dian)(dian)(dian)(dian)壓(ya)高(gao)不(bu)能說容(rong)量就高(gao),電(dian)(dian)(dian)(dian)壓(ya)低也不(bu)一定容(rong)量就低。
10、溫度對電池(chi)性能有(you)什(shen)么影(ying)響?
答:電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)、放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)時(shi),在電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)電(dian)(dian)(dian)(dian)(dian)(dian)極上(shang)發(fa)生電(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學反應,溫(wen)(wen)(wen)度(du)(du)(du)(du)越(yue)(yue)(yue)高,電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)各(ge)活性物質的活度(du)(du)(du)(du)增加,電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液粘度(du)(du)(du)(du)降低,電(dian)(dian)(dian)(dian)(dian)(dian)阻減小,因此(ci)電(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學反應容(rong)易(yi)(yi)進(jin)行(xing)(xing),反之則(ze)(ze)不容(rong)易(yi)(yi)進(jin)行(xing)(xing)。放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)時(shi)溫(wen)(wen)(wen)度(du)(du)(du)(du)越(yue)(yue)(yue)低,放(fang)(fang)出(chu)容(rong)量越(yue)(yue)(yue)低,在特別低的溫(wen)(wen)(wen)度(du)(du)(du)(du)下(xia),放(fang)(fang)出(chu)容(rong)量將大幅度(du)(du)(du)(du)下(xia)降,溫(wen)(wen)(wen)度(du)(du)(du)(du)高則(ze)(ze)相反;充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)時(shi)溫(wen)(wen)(wen)度(du)(du)(du)(du)越(yue)(yue)(yue)低,充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)接(jie)受(shou)能力越(yue)(yue)(yue)差(cha),要求充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)壓較高,才(cai)能充(chong)(chong)(chong)(chong)(chong)足電(dian)(dian)(dian)(dian)(dian)(dian)。反之溫(wen)(wen)(wen)度(du)(du)(du)(du)越(yue)(yue)(yue)高,充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)接(jie)受(shou)能力越(yue)(yue)(yue)好,易(yi)(yi)造成過充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian),因此(ci)要求降低充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)壓,才(cai)不至于造成過充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)。此(ci)溫(wen)(wen)(wen)度(du)(du)(du)(du)的變化(hua),直接(jie)影響(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)和放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)性能。
11、電動車電池循(xun)環次數是(shi)一定的(de)嗎?
答:循環次數,根據放電深度不同而差別很大,放電深度越深,循環次數越小,放電深度越淺,循環次數越多,有時是呈指數變化,根據試驗結果放電深渡與循環次數聯系如下表:
放電深度100% 70% 50% 20% 10% 循環(huan)次數(shu)350 次 550 次 1000 次 2800 次 7000 次