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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)池的(de)時候,最好請專業(ye)維修人員推薦。不(bu)要(yao)過(guo)多關(guan)心那(nei)些數據,因(yin)為一(yi)般充(chong)電(dian)器都是(shi)設定好的(de),但是(shi)電(dian)池是(shi)一(yi)個(ge)動(dong)態的(de)壽命(ming)過(guo)程,嚴(yan)格講目前市(shi)場上(shang)沒有(you)足夠保證充(chong)電(dian)質量(liang)的(de)充(chong)電(dian)器。但是(shi)一(yi)分(fen)價錢一(yi)分(fen)貨,好的(de)充(chong)電(dian)器絕對對電(dian)池有(you)好的(de)充(chong)電(dian)效果,估計南京市(shi)場的(de)市(shi)場價格要(yao)在75元以上(shang)才能算好一(yi)點的(de)充(chong)電(dian)器(有(you)待核實,呵呵)

2.“勤充(chong)淺放”,就是每(mei)次(ci)用(yong)過后有條件就充(chong)電,同時盡量(liang)不(bu)要一次(ci)用(yong)到欠壓再充(chong)電(這(zhe)應該屬于使用(yong)方法),每(mei)次(ci)都充(chong)滿(man),實在來(lai)不(bu)及(ji)充(chong)不(bu)滿(man)那也沒有辦法,以實用(yong)為(wei)標準嗎(ma),不(bu)能(neng)為(wei)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(yi)般是(shi)按照(zhao)8~10小時(shi)(shi)充(chong)滿(man)(指的(de)(de)是(shi)騎行了(le)較遠(yuan),電(dian)池放電(dian)接近欠(qian)壓的(de)(de)情況)設計的(de)(de),目前(qian)市場上也有8小時(shi)(shi)后自(zi)動停充(chong)的(de)(de)(這有欠(qian)充(chong)的(de)(de)危險,呵呵),注意有點維修人員(yuan)所說(shuo)新電(dian)池要充(chong)足12小時(shi)(shi)以上的(de)(de)說(shuo)法是(shi)不(bu)恰當的(de)(de)。要根據使用情況和自(zi)己的(de)(de)情況,比如(ru)白天(tian)騎行里(li)程(cheng)長(chang),就多充(chong)一(yi)會兒,騎行的(de)(de)里(li)程(cheng)短,就少(shao)充(chong)一(yi)會兒,或者說(shuo)睡覺前(qian)掌握充(chong)電(dian)時(shi)(shi)間早(zao)晚有個參考,不(bu)至于為了(le)十分精確(que)的(de)(de)時(shi)(shi)間半(ban)夜起(qi)床(chuang)吧,呵呵。

4.按(an)照國際電(dian)(dian)(dian)池屆的(de)(de)(de)(de)新理論,最(zui)好是每7~15次(ci)(ci)充(chong)電(dian)(dian)(dian),進(jin)行一(yi)次(ci)(ci)盡充(chong)盡放(fang)(fang),這(zhe)樣(yang),有利于(yu)(yu)提(ti)高電(dian)(dian)(dian)池的(de)(de)(de)(de)容量,延長電(dian)(dian)(dian)池的(de)(de)(de)(de)壽命(ming)。這(zhe)個方法建議大家了(le)解就(jiu)行,因為搞不好就(jiu)會出現不良后(hou)果,呵呵。如是專業人員或者特別愛好才可以一(yi)試:盡放(fang)(fang)的(de)(de)(de)(de)方法比較簡單,就(jiu)是騎行車到第(di)一(yi)次(ci)(ci)指(zhi)示斷電(dian)(dian)(dian)。一(yi)般的(de)(de)(de)(de)電(dian)(dian)(dian)動(dong)自(zi)行車均有欠壓保(bao)護(hu),對于(yu)(yu)標稱36V的(de)(de)(de)(de)電(dian)(dian)(dian)動(dong)自(zi)行車來說(shuo),多數控制(zhi)器的(de)(de)(de)(de)欠壓保(bao)護(hu)電(dian)(dian)(dian)壓在33V左右(you)。如果第(di)一(yi)次(ci)(ci)斷電(dian)(dian)(dian)以后(hou),電(dian)(dian)(dian)池電(dian)(dian)(dian)壓還會慢慢回(hui)復到可以供電(dian)(dian)(dian),此時,千萬不要再用電(dian)(dian)(dian)池里(li)的(de)(de)(de)(de)電(dian)(dian)(dian)量,否則會使電(dian)(dian)(dian)池過放(fang)(fang)電(dian)(dian)(dian)的(de)(de)(de)(de),將(jiang)比較嚴重點影響電(dian)(dian)(dian)池的(de)(de)(de)(de)壽命(ming)。盡充(chong)就(jiu)是充(chong)滿電(dian)(dian)(dian),更簡單了(le)。

5.影響電(dian)池充電(dian)效果和壽命的(de)(de)(de)因素太多了,比較明顯的(de)(de)(de)如溫度等,關(guan)鍵還有電(dian)動車(che)使用(yong)(yong)方法。好多電(dian)動車(che)的(de)(de)(de)說(shuo)明書好像(xiang)全(quan)部是(shi)笑話,比如“逆(ni)風(feng)、上坡(po)條件要(yao)助(zhu)力(li)(li),最好不要(yao)用(yong)(yong)電(dian)”“不要(yao)帶(dai)人”……,其實大家(jia)也要(yao)注意,目前(qian)的(de)(de)(de)電(dian)動車(che)技術(shu)上,電(dian)池提供的(de)(de)(de)最后效果,應(ying)該是(shi)助(zhu)力(li)(li)為主,如果強行啟動使用(yong)(yong)以及帶(dai)人,恐怕耗電(dian)情(qing)況或者說(shuo)對電(dian)池的(de)(de)(de)損傷情(qing)況,不僅是(shi)1倍(bei)數的(de)(de)(de)關(guan)系。方便(bian)的(de)(de)(de)話,建議(yi)大家(jia)多助(zhu)助(zhu)力(li)(li)。

6.不同(tong)蓄電池廠家關于充(chong)電方(fang)法的(de)說明略有不同(tong),本辦法僅供參考。

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)動車的(de)主要部(bu)件是(shi)電(dian)(dian)池(chi)(chi),成本最高的(de)也是(shi)電(dian)(dian)池(chi)(chi),而(er)目前(qian)損(sun)耗最快(kuai)的(de)還是(shi)電(dian)(dian)池(chi)(chi)。目前(qian),電(dian)(dian)動車的(de)電(dian)(dian)池(chi)(chi)都是(shi)鉛酸(suan)電(dian)(dian)池(chi)(chi)。過充會加大(da)電(dian)(dian)池(chi)(chi)的(de)水損(sun)失,加速板柵腐蝕,活性物質軟化,增加電(dian)(dian)池(chi)(chi)變形的(de)幾(ji)率,最終造(zao)成對電(dian)(dian)池(chi)(chi)的(de)致命(ming)傷害。 

 
9、如(ru)果使用(yong)(yong)得當(dang),普(pu)通電池使用(yong)(yong)2年(nian)(nian)左右問題不(bu)大(da)(da),反之,使用(yong)(yong)壽(shou)命大(da)(da)大(da)(da)減短,使用(yong)(yong)半年(nian)(nian)時間就不(bu)得不(bu)調(diao)換(huan)新電池的情況(kuang)。而現在電動車(che)電池價(jia)格高(gao)達500元左右,少(shao)的也要300元左右。 

 
正(zheng)確(que)使用延長(chang)電池壽命 

 
1.在電動車上(shang)橋、爬(pa)坡或在頂風行駛時,應該輔以人力(li)驅動,防止電池供電電流陡然(ran)增大。 

 
2.在剛上車(che)騎行(xing)或行(xing)駛途(tu)中緊急(ji)剎車(che)止速(su)后又要(yao)(yao)騎行(xing)時,最好用腳蹬幾下(xia),等電動車(che)有一(yi)定的車(che)速(su)后再加以(yi)電動騎行(xing)。盡量不要(yao)(yao)使電動車(che)在靜止狀態下(xia)直(zhi)接使用電力啟動。 

 
3.在騎行(xing)(xing)中,若需加速(su)(su)時(shi),應緩慢(man)旋轉(zhuan)調速(su)(su)把,避免(mian)直接加速(su)(su)至最快檔。因為這(zhe)樣不僅不會(hui)立即提高車速(su)(su),而且還會(hui)產生沖(chong)擊電流(liu)造成(cheng)對電池的傷害。在路(lu)況允許的條(tiao)件下,盡可能使電動車以最高時(shi)速(su)(su)行(xing)(xing)駛。 

 
4.在(zai)騎(qi)行(xing)中,盡量避免(mian)頻繁(fan)剎車、啟動(dong),在(zai)道(dao)路擁(yong)擠時多用腳蹬驅(qu)動(dong)。這(zhe)樣不僅增加了(le)“續行(xing)里程”,提(ti)高了(le)電池使用效率(lv),同樣也延長了(le)電池的(de)使用壽命。 

 
5.經常(chang)充(chong)電,使電池(chi)經常(chang)處于充(chong)滿狀態,有條(tiao)件的要做到隨用隨充(chong),但要把握好充(chong)電時間總量(liang)。 

 
6.準備長(chang)期不用的,應將(jiang)電池充滿后存放,并定期補(bu)電(1個月)。 

 
7.電量顯示(shi)電池(chi)已沒(mei)電了,一段時間后(hou)發現電池(chi)又有小量電壓,稱為“回升電壓”。不要使用這“回升電壓”來行駛(shi)。 

 
、電池(chi)為什(shen)么在初(chu)次(ci)使用前(qian)要進行補充充電? 

答(da):電(dian)(dian)池(chi)從出廠到使(shi)用(yong)(yong),一(yi)般要經(jing)過 1-2 個(ge)月(yue),甚至更長的時間,電(dian)(dian)池(chi)在存放期(qi)間由于電(dian)(dian)池(chi)內(nei)部(bu)的自放電(dian)(dian)等(deng)自發反(fan)應,消耗了一(yi)部(bu)分電(dian)(dian)量(liang),達不(bu)到額定容量(liang)值,所以初次使(shi)用(yong)(yong)前,最好進(jin)行補充充電(dian)(dian),以免顧客誤認為(wei)是容量(liang)不(bu)足。

2、電動車如果要(yao)存放較長時間應該怎樣對(dui)電池進行處理? 

答(da):首先應(ying)將電(dian)池(chi)充(chong)足(zu)電(dian)存放,并且應(ying)該一個月(yue)內至少(shao)充(chong)一次電(dian),防(fang)止虧電(dian),能有效防(fang)止晶(jing)技(ji)生成造(zao)成不可逆鹽化和晶(jing)枝短路等(deng)。

3、電(dian)池(chi)充電(dian)前(qian)要不要先放完電(dian)? 

答:鉛酸蓄(xu)電(dian)(dian)(dian)池不同于(yu)其它二次電(dian)(dian)(dian)池,它無記憶效應,所以,無論電(dian)(dian)(dian)池處于(yu)何種(zhong)荷(he)電(dian)(dian)(dian)狀態,都可(ke)直(zhi)接進行充電(dian)(dian)(dian),無須放電(dian)(dian)(dian)。

4、電(dian)(dian)池(chi)是勤充電(dian)(dian)好還(huan)是放(fang)完(wan)電(dian)(dian)再(zai)充電(dian)(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,綜合上述(shu),我們認為蓄電(dian)池放出電(dian)量(liang)的 50-70% 時進行一次充電(dian)是較(jiao)合理的,對電(dian)池的使(shi)用有好處。

5、過充電(dian)和(he)欠充電(dian)有什么害處? 

答(da):過充(chong)電(dian)(dian)即蓄電(dian)(dian)池(chi)(chi)充(chong)電(dian)(dian)電(dian)(dian)流大(da)于(yu)蓄電(dian)(dian)池(chi)(chi)可接(jie)受電(dian)(dian)流,多出部分即是(shi)過充(chong)電(dian)(dian)量,過充(chong)電(dian)(dian)主要是(shi)產(chan)生(sheng)電(dian)(dian)解水(shui)的(de)副反應(ying),由(you)于(yu)電(dian)(dian)池(chi)(chi)正(zheng)極(ji)產(chan)生(sheng)氧氣轉(zhuan)移到負極(ji)發(fa)生(sheng)氧復合反應(ying),會發(fa)生(sheng)熱(re)量,因此過充(chong)電(dian)(dian)量實際轉(zhuan)換成(cheng)(cheng)熱(re)量使電(dian)(dian)池(chi)(chi)溫度升高,若不(bu)(bu)加以控制,會造(zao)成(cheng)(cheng)大(da)量失水(shui),嚴重者造(zao)成(cheng)(cheng) “ 熱(re)失控 ” 容(rong)(rong)量劇(ju)減,甚至變(bian)形等故障。欠充(chong)電(dian)(dian)通俗講就(jiu)(jiu)是(shi)未充(chong)飽電(dian)(dian)經(jing)常處于(yu)充(chong)電(dian)(dian)不(bu)(bu)足的(de)情況下,極(ji)極(ji)就(jiu)(jiu)會逐漸形成(cheng)(cheng)一(yi)種(zhong)粗(cu)大(da)堅(jian)硬的(de)硫酸鉛,它(ta)幾乎不(bu)(bu)溶解,即產(chan)生(sheng)所謂的(de) “ 不(bu)(bu)可逆硫酸鹽化 ” ,使用普通的(de)方法無法充(chong)進電(dian)(dian),因此容(rong)(rong)量會一(yi)次(ci)一(yi)次(ci)地快速(su)衰減。

6、過放(fang)電對電池(chi)有什么害處? 

電(dian)(dian)池在放(fang)電(dian)(dian)過程中正(zheng)極(ji)活(huo)性物(wu)質(zhi),負極(ji)活(huo)性物(wu)質(zhi)均逐漸轉(zhuan)化成電(dian)(dian)阻(zu)很大(da)(da)(da)(da) PBSO4 ,并消(xiao)耗電(dian)(dian)解液中的(de)硫(liu)(liu)酸(suan),內阻(zu)逐漸增大(da)(da)(da)(da),因此(ci)過放(fang)電(dian)(dian)時,特別是以較大(da)(da)(da)(da)電(dian)(dian)流(liu)過放(fang)電(dian)(dian)會發出大(da)(da)(da)(da)量熱量,并且(qie)電(dian)(dian)池的(de)硫(liu)(liu)酸(suan)量很少,過放(fang)電(dian)(dian)時硫(liu)(liu)酸(suan)濃度減(jian)得很低, PBSO4 溶解度大(da)(da)(da)(da)幅(fu)度增加,因此(ci)容易在極(ji)板上形成一種粗大(da)(da)(da)(da)堅硬的(de) PBSO4 晶體,即 “ 不可逆硫(liu)(liu)酸(suan)鹽(yan)化 ” 大(da)(da)(da)(da)大(da)(da)(da)(da)地減(jian)弱電(dian)(dian)池的(de)充電(dian)(dian)接受能(neng)力,危害特別大(da)(da)(da)(da)。


7、電(dian)(dian)(dian)動車(che)電(dian)(dian)(dian)池什么(me)情況下需進(jin)行維(wei)護充(chong)電(dian)(dian)(dian),其充(chong)電(dian)(dian)(dian)參(can)數怎(zen)樣,怎(zen)樣進(jin)行維(wei)護充(chong)電(dian)(dian)(dian)? 

答:電(dian)動車電(dian)池(chi)(chi)遇下列情況之一(yi)時需(xu)要(yao)進行維(wei)護充(chong)(chong)(chong)(chong)電(dian): 1 、電(dian)池(chi)(chi)容量衰減減速太快; 2 、出(chu)(chu)現落后(hou)電(dian)池(chi)(chi); 3 、電(dian)池(chi)(chi)失液后(hou),重新補液; 4 、電(dian)池(chi)(chi)長(chang)時間放(fang)置后(hou); 5 、電(dian)池(chi)(chi)出(chu)(chu)現嚴重過放(fang)電(dian)后(hou); 6 、電(dian)池(chi)(chi)長(chang)時間處(chu)于低(di)溫環(huan)境工(gong)作等; 7 、充(chong)(chong)(chong)(chong)電(dian)參(can)數(shu)不合理長(chang)期欠充(chong)(chong)(chong)(chong)電(dian);維(wei)護充(chong)(chong)(chong)(chong)電(dian)的充(chong)(chong)(chong)(chong)電(dian)參(can)數(shu)怎樣定;一(yi)般采(cai)用恒壓限流充(chong)(chong)(chong)(chong)電(dian)或多階段恒流充(chong)(chong)(chong)(chong)電(dian)。充(chong)(chong)(chong)(chong)電(dian)前中期與車配充(chong)(chong)(chong)(chong)電(dian)器(qi)參(can)數(shu)基本(ben)一(yi)致(zhi),只是充(chong)(chong)(chong)(chong)電(dian)后(hou)期將充(chong)(chong)(chong)(chong)電(dian)最高電(dian)壓提(ti)高到更高。即采(cai)用WD充(chong)(chong)(chong)(chong)電(dian),進行深度(du)充(chong)(chong)(chong)(chong)電(dian)修復已落后(hou)電(dian)池(chi)(chi)。維(wei)護充(chong)(chong)(chong)(chong)電(dian)也(ye)叫均(jun)衡充(chong)(chong)(chong)(chong)電(dian)。

8、電池初始容量大小與壽命有什么關系? 

答(da):電(dian)(dian)池(chi)(chi)容(rong)(rong)(rong)量(liang)(liang)受活(huo)性物(wu)質和利(li)用(yong)率(lv)(lv)影響。電(dian)(dian)動(dong)助力車蓄(xu)電(dian)(dian)池(chi)(chi)外形尺寸一(yi)定,極(ji)板的質量(liang)(liang)已被限制到一(yi)定的程度,只有提(ti)高活(huo)性物(wu)質的利(li)用(yong)率(lv)(lv),才能提(ti)高容(rong)(rong)(rong)量(liang)(liang)。要(yao)提(ti)高電(dian)(dian)池(chi)(chi)容(rong)(rong)(rong)量(liang)(liang),必然增加孔率(lv)(lv),提(ti)高 PbO2 含量(liang)(liang)、硫酸比重,但是(shi)這(zhe)些措施都會加速(su)(su)正(zheng)極(ji)板的軟化,造(zao)成電(dian)(dian)池(chi)(chi)壽(shou)命加速(su)(su)衰(shuai)減(jian),充放電(dian)(dian)過程中(zhong)活(huo)性物(wu)質會產生膨脹(zhang)、收(shou)縮 ( 特別是(shi)正(zheng)極(ji)板 ) ,放電(dian)(dian)深(shen)度越深(shen),活(huo)性物(wu)質膨脹(zhang)收(shou)縮量(liang)(liang)越大,更加速(su)(su)活(huo)性物(wu)質軟化。因(yin)此(ci),初(chu)始容(rong)(rong)(rong)量(liang)(liang)偏(pian)大時直接影響蓄(xu)電(dian)(dian)池(chi)(chi)充放電(dian)(dian)次數。當然要(yao)滿足(zu)使(shi)用(yong),要(yao)求(qiu)初(chu)始容(rong)(rong)(rong)量(liang)(liang)不能太小,需要(yao)一(yi)種折中(zhong)的選擇才能滿足(zu)需要(yao),既保(bao)證延(yan)長壽(shou)命,又確保(bao)容(rong)(rong)(rong)量(liang)(liang)滿足(zu)使(shi)用(yong)要(yao)求(qiu)。

9、電(dian)池電(dian)壓(ya)高容(rong)量就大嗎(ma)? 

答:電(dian)池(chi)電(dian)壓(ya)與(yu)容量(liang)是兩個概念,電(dian)壓(ya)與(yu)電(dian)極材料和電(dian)解液濃度相關,電(dian)池(chi)的容量(liang)是活性物質經電(dian)化(hua)學反(fan)應產生電(dian)流而(er)釋放出來的,它與(yu)各活性物質的量(liang),反(fan)應條件及利用率,連接(jie)等有關,因此電(dian)壓(ya)高(gao)不能說容量(liang)就高(gao),電(dian)壓(ya)低(di)也不一定容量(liang)就低(di)。

10、溫度對電(dian)池性能有什(shen)么(me)影響(xiang)? 

答(da):電(dian)(dian)池(chi)的(de)充(chong)(chong)電(dian)(dian)、放(fang)電(dian)(dian)時(shi),在電(dian)(dian)池(chi)電(dian)(dian)極上發生電(dian)(dian)化學(xue)反(fan)(fan)應,溫(wen)度(du)(du)(du)越(yue)(yue)高,電(dian)(dian)池(chi)各(ge)活(huo)(huo)性(xing)物質(zhi)的(de)活(huo)(huo)度(du)(du)(du)增加,電(dian)(dian)解(jie)液粘度(du)(du)(du)降低(di)(di),電(dian)(dian)阻減小,因此(ci)電(dian)(dian)化學(xue)反(fan)(fan)應容易進行,反(fan)(fan)之則(ze)不容易進行。放(fang)電(dian)(dian)時(shi)溫(wen)度(du)(du)(du)越(yue)(yue)低(di)(di),放(fang)出(chu)容量越(yue)(yue)低(di)(di),在特別低(di)(di)的(de)溫(wen)度(du)(du)(du)下(xia),放(fang)出(chu)容量將大幅度(du)(du)(du)下(xia)降,溫(wen)度(du)(du)(du)高則(ze)相反(fan)(fan);充(chong)(chong)電(dian)(dian)時(shi)溫(wen)度(du)(du)(du)越(yue)(yue)低(di)(di),充(chong)(chong)電(dian)(dian)接(jie)受(shou)能(neng)力(li)越(yue)(yue)差(cha),要求充(chong)(chong)電(dian)(dian)電(dian)(dian)壓較高,才能(neng)充(chong)(chong)足電(dian)(dian)。反(fan)(fan)之溫(wen)度(du)(du)(du)越(yue)(yue)高,充(chong)(chong)電(dian)(dian)接(jie)受(shou)能(neng)力(li)越(yue)(yue)好,易造成(cheng)過(guo)充(chong)(chong)電(dian)(dian),因此(ci)要求降低(di)(di)充(chong)(chong)電(dian)(dian)電(dian)(dian)壓,才不至于造成(cheng)過(guo)充(chong)(chong)電(dian)(dian)。此(ci)溫(wen)度(du)(du)(du)的(de)變(bian)化,直接(jie)影響電(dian)(dian)池(chi)充(chong)(chong)電(dian)(dian)和放(fang)電(dian)(dian)性(xing)能(neng)。

11、電(dian)動(dong)車電(dian)池循環次數是一(yi)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(du)100% 70% 50% 20% 10% 循環次(ci)(ci)數350 次(ci)(ci) 550 次(ci)(ci) 1000 次(ci)(ci) 2800 次(ci)(ci) 7000 次(ci)(ci)

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