解決電動車電池的硫化問題
目前可除硫充電器有三種工作原理。一種是類同于臺式快速除硫設備的工作原理,采用高電壓大電流脈沖充電,通過負阻擊穿除硫,上面已經說明了這種方法對電池壽命會構成致命傷害,已被市場否定。第二種是采用快速的脈沖前沿的充放電脈沖,利用瞬間峰值,在充電過程中干擾電池的硫化。另一種是周期性的采用10%~20%的過充電的方法,還原電池的硫酸鉛結晶。這兩種充電器都可以在充電時除硫,但會造成欠充或過充,也忽略了電池放電過程才是最主要的硫化過程這一事實,所以,效果并不理想,大部分用戶在具備電動車配備的充電器后會放棄這種重復投資的除硫方式。使用在線式鉛酸蓄電池延生器。
如(ru)果極板表面(mian)或(huo)密封塑殼有(you)(you)縫(feng)隙(xi),硫(liu)(liu)(liu)酸(suan)(suan)(suan)鉛(qian)(qian)(qian)結晶就會在(zai)(zai)這(zhe)些縫(feng)隙(xi)內堆積(ji),并(bing)產(chan)生(sheng)膨脹張力,最終使極板斷裂脫(tuo)落(luo)或(huo)外殼破裂,造(zao)成電(dian)(dian)池(chi)(chi)(chi)不可修復(fu)性(xing)物理損(sun)壞。所以,導致鉛(qian)(qian)(qian)酸(suan)(suan)(suan)蓄(xu)電(dian)(dian)池(chi)(chi)(chi)失(shi)效和(he)【捷馬(ma)質量過(guo)硬(ying),捷馬(ma)自行車品牌好(hao)】損(sun)壞的(de)(de)(de)(de)主要機理就是(shi)電(dian)(dian)池(chi)(chi)(chi)本身(shen)無(wu)法避免的(de)(de)(de)(de)硫(liu)(liu)(liu)化(hua)。只要是(shi)鉛(qian)(qian)(qian)蓄(xu)電(dian)(dian)池(chi)(chi)(chi),在(zai)(zai)使用(yong)的(de)(de)(de)(de)過(guo)程(cheng)中都會硫(liu)(liu)(liu)化(hua),但其它領域的(de)(de)(de)(de)鉛(qian)(qian)(qian)酸(suan)(suan)(suan)電(dian)(dian)池(chi)(chi)(chi)卻比電(dian)(dian)動(dong)自行車上(shang)使用(yong)的(de)(de)(de)(de)鉛(qian)(qian)(qian)酸(suan)(suan)(suan)電(dian)(dian)池(chi)(chi)(chi)有(you)(you)著更長(chang)的(de)(de)(de)(de)壽命,這(zhe)是(shi)因為電(dian)(dian)動(dong)自行車的(de)(de)(de)(de)鉛(qian)(qian)(qian)酸(suan)(suan)(suan)電(dian)(dian)池(chi)(chi)(chi)有(you)(you)著一(yi)個更容易硫(liu)(liu)(liu)化(hua)的(de)(de)(de)(de)工作環境。用(yong)在(zai)(zai)汽車上(shang)的(de)(de)(de)(de)鉛(qian)(qian)(qian)蓄(xu)電(dian)(dian)池(chi)(chi)(chi)只是(shi)在(zai)(zai)點火(huo)時(shi)單(dan)向放(fang)電(dian)(dian),點火(huo)后發(fa)電(dian)(dian)機會對電(dian)(dian)池(chi)(chi)(chi)自動(dong)充電(dian)(dian),不造(zao)成電(dian)(dian)池(chi)(chi)(chi)深度(du)(du)放(fang)電(dian)(dian)。而電(dian)(dian)動(dong)自行車在(zai)(zai)騎行時(shi)不可能充電(dian)(dian),經常會超過(guo)60%的(de)(de)(de)(de)深度(du)(du)放(fang)電(dian)(dian),深放(fang)電(dian)(dian)時(shi),硫(liu)(liu)(liu)酸(suan)(suan)(suan)鉛(qian)(qian)(qian)濃度(du)(du)增加,硫(liu)(liu)(liu)化(hua)就會相當(dang)嚴重。在(zai)(zai)使用(yong)中我們(men)無(wu)法阻止硫(liu)(liu)(liu)化(hua)現象的(de)(de)(de)(de)發(fa)生(sheng),但是(shi)我們(men)有(you)(you)辦法減小(xiao)硫(liu)(liu)(liu)化(hua)的(de)(de)(de)(de)產(chan)生(sheng)。
在(zai)線式(shi)鉛酸蓄電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)延(yan)生器(qi)(qi)與電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)并聯(lian),可(ke)(ke)二十四小時(shi)阻止及消除電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)硫化(hua)。這種(zhong)方法(fa)(fa)修(xiu)復比較(jiao)慢,修(xiu)復時(shi)間(jian)比較(jiao)長(chang)(chang),往往在(zai)120小時(shi)以上(shang),但無論是充電(dian)(dian)(dian)還放電(dian)(dian)(dian)過(guo)程(cheng)都(dou)能(neng)阻止和(he)消除硫化(hua),修(xiu)復效果很好。因為采用低(di)電(dian)(dian)(dian)壓(ya)低(di)電(dian)(dian)(dian)流,延(yan)生器(qi)(qi)不會(hui)對電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)極板(ban)產(chan)生強大(da)沖(chong)擊而導致失(shi)水(shui)和(he)軟化(hua),這是一(yi)(yi)(yi)(yi)種(zhong)可(ke)(ke)以持之以恒(heng)的(de)(de)(de)(de)維護方式(shi),【捷(jie)馬質(zhi)量過(guo)硬(ying),捷(jie)馬自行車(che)品牌好】特別是對于質(zhi)量較(jiao)好的(de)(de)(de)(de)新電(dian)(dian)(dian)池(chi)(chi)(chi)(chi),可(ke)(ke)延(yan)長(chang)(chang)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)壽(shou)命2~5倍(bei),延(yan)生器(qi)(qi)可(ke)(ke)以持續使(shi)用,能(neng)給(gei)騎友朋友們節約(yue)(yue)大(da)量的(de)(de)(de)(de)經(jing)濟成(cheng)本。如果一(yi)(yi)(yi)(yi)年更換(huan)(huan)一(yi)(yi)(yi)(yi)次電(dian)(dian)(dian)池(chi)(chi)(chi)(chi),一(yi)(yi)(yi)(yi)組電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)400元,用戶10年就(jiu)要花費4000元在(zai)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)更換(huan)(huan)上(shang),就(jiu)保守(shou)的(de)(de)(de)(de)計算,如果使(shi)用延(yan)生器(qi)(qi)延(yan)長(chang)(chang)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)壽(shou)命兩倍(bei),10年也可(ke)(ke)節約(yue)(yue)近(jin)一(yi)(yi)(yi)(yi)半的(de)(de)(de)(de)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)費用。以上(shang)就(jiu)是解(jie)決消除電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)硫化(hua)的(de)(de)(de)(de)方法(fa)(fa),不過(guo)這些方法(fa)(fa)讀者(zhe)朋友們自己是無法(fa)(fa)完成(cheng)的(de)(de)(de)(de),必須讓(rang)專業人士來完成(cheng)。這樣才能(neng)從根源上(shang)解(jie)決消除電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)硫化(hua)的(de)(de)(de)(de)現(xian)象。提醒(xing)讀者(zhe)朋友:為電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)提供一(yi)(yi)(yi)(yi)個好的(de)(de)(de)(de)工(gong)作(zuo)環境能(neng)大(da)大(da)減小電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)硫化(hua)現(xian)象的(de)(de)(de)(de)發生,任何一(yi)(yi)(yi)(yi)種(zhong)解(jie)決消除電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)硫化(hua)的(de)(de)(de)(de)方法(fa)(fa)都(dou)會(hui)或(huo)多或(huo)少對電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)車(che)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)極板(ban)造成(cheng)一(yi)(yi)(yi)(yi)定的(de)(de)(de)(de)損傷。
怎樣(yang)消除解決(jue)電(dian)(dian)(dian)動(dong)(dong)(dong)車(che)(che)電(dian)(dian)(dian)池(chi)的硫(liu)化鉛(qian)(qian)酸(suan)(suan)電(dian)(dian)(dian)動(dong)(dong)(dong)車(che)(che)電(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)池(chi)工作(zuo)原(yuan)理:鉛(qian)(qian)酸(suan)(suan)蓄電(dian)(dian)(dian)池(chi)充放電(dian)(dian)(dian)的過(guo)(guo)程是電(dian)(dian)(dian)化學反應的過(guo)(guo)程,充電(dian)(dian)(dian)時,硫(liu)酸(suan)(suan)鉛(qian)(qian)形成(cheng)(cheng)(cheng)氧(yang)(yang)化鉛(qian)(qian),放電(dian)(dian)(dian)時氧(yang)(yang)化鉛(qian)(qian)又還(huan)原(yuan)為硫(liu)酸(suan)(suan)鉛(qian)(qian)。而(er)硫(liu)酸(suan)(suan)鉛(qian)(qian)是一(yi)種非常(chang)容易結(jie)(jie)晶(jing)的物質(zhi)(zhi),當電(dian)(dian)(dian)池(chi)中電(dian)(dian)(dian)解溶(rong)液(ye)的硫(liu)酸(suan)(suan)鉛(qian)(qian)濃度過(guo)(guo)高或靜態閑置時間過(guo)(guo)長時,就會“抱成(cheng)(cheng)(cheng)”團,結(jie)(jie)成(cheng)(cheng)(cheng)小晶(jing)體,這些小晶(jing)體再吸(xi)引周圍的硫(liu)酸(suan)(suan)鉛(qian)(qian),就象(xiang)【捷(jie)馬電(dian)(dian)(dian)動(dong)(dong)(dong)車(che)(che)品質(zhi)(zhi)好,捷(jie)馬電(dian)(dian)(dian)動(dong)(dong)(dong)車(che)(che)質(zhi)(zhi)量(liang)(liang)棒,捷(jie)馬售(shou)后(hou)放心】滾雪球一(yi)樣(yang)形成(cheng)(cheng)(cheng)大的惰(duo)性結(jie)(jie)晶(jing),結(jie)(jie)晶(jing)后(hou)的硫(liu)酸(suan)(suan)鉛(qian)(qian)充電(dian)(dian)(dian)時不(bu)但(dan)不(bu)能(neng)再還(huan)原(yuan)成(cheng)(cheng)(cheng)氧(yang)(yang)化鉛(qian)(qian),還(huan)會沉淀附(fu)著(zhu)在電(dian)(dian)(dian)極板(ban)上(shang),造成(cheng)(cheng)(cheng)了(le)電(dian)(dian)(dian)極板(ban)工作(zuo)面積下降,這一(yi)現象(xiang)叫(jiao)硫(liu)化,也(ye)就是常(chang)說的老(lao)化。這時電(dian)(dian)(dian)池(chi)容量(liang)(liang)會逐漸下降,直至無法使用。當硫(liu)酸(suan)(suan)鉛(qian)(qian)大量(liang)(liang)堆(dui)集時還(huan)會吸(xi)引鉛(qian)(qian)微粒形成(cheng)(cheng)(cheng)鉛(qian)(qian)枝,正負(fu)極板(ban)間的鉛(qian)(qian)枝搭(da)橋(qiao)就造成(cheng)(cheng)(cheng)電(dian)(dian)(dian)池(chi)短路。
產生硫化現象的原因:大電流放電、深度放電、不及時充電、頻繁充電、充電時間過短以及充電器本身(shen)的(de)(de)因素等。要(yao)(yao)減小電(dian)(dian)動車(che)電(dian)(dian)池(chi)(chi)(chi)電(dian)(dian)池(chi)(chi)(chi)的(de)(de)硫化(hua),延(yan)長電(dian)(dian)池(chi)(chi)(chi)的(de)(de)使(shi)用壽(shou)(shou)命,首先就要(yao)(yao)改善(shan)電(dian)(dian)動自(zi)(zi)行車(che)【捷馬(ma)電(dian)(dian)動車(che)品質好,捷馬(ma)電(dian)(dian)動車(che)質量(liang)棒,捷馬(ma)售后放心】的(de)(de)工作環(huan)境。減小車(che)身(shen)自(zi)(zi)重(zhong)(zhong),去掉不(bu)必(bi)要(yao)(yao)的(de)(de)裝飾件(jian),適當限速,不(bu)搭載重(zhong)(zhong)物,長時(shi)間(jian)不(bu)使(shi)用電(dian)(dian)動自(zi)(zi)行車(che)時(shi)要(yao)(yao)做補充充電(dian)(dian),最好每次(ci)放電(dian)(dian)后都(dou)能(neng)及時(shi)充電(dian)(dian),做好欠壓(ya)(ya)保護,嚴(yan)防電(dian)(dian)池(chi)(chi)(chi)過(guo)放電(dian)(dian)。這樣的(de)(de)電(dian)(dian)壓(ya)(ya)對續行能(neng)力僅僅減少不(bu)到(dao)(dao)2公里,但(dan)是可以有效延(yan)長電(dian)(dian)池(chi)(chi)(chi)的(de)(de)使(shi)用壽(shou)(shou)命。每三個月(yue)定期到(dao)(dao)專業維修點(dian)檢修電(dian)(dian)池(chi)(chi)(chi),及時(shi)補水。這些方法簡單易行,經濟成本很低,但(dan)要(yao)(yao)嚴(yan)格遵守(shou)卻有一定難(nan)度(du)。
可以使(shi)(shi)用專(zhuan)門的(de)(de)設(she)備進行(xing)除硫維(wei)護(hu),這(zhe)些方(fang)(fang)法有:使(shi)(shi)用臺(tai)(tai)式(shi)快速除硫設(she)備,臺(tai)(tai)式(shi)快速除硫設(she)備的(de)(de)工作原(yuan)理是高電(dian)(dian)(dian)壓(ya)大電(dian)(dian)(dian)流(liu)脈沖充電(dian)(dian)(dian),通過負(fu)阻擊穿消(xiao)除硫化(hua)。這(zhe)種方(fang)(fang)法速度快,見(jian)效(xiao)快,可以獲(huo)【捷(jie)馬質量過硬,捷(jie)馬自行(xing)車品牌好】得暫時的(de)(de)消(xiao)除硫化(hua)的(de)(de)效(xiao)果,但(dan)是,高電(dian)(dian)(dian)壓(ya)大電(dian)(dian)(dian)流(liu)能(neng)(neng)擊除硫也能(neng)(neng)除活性物(wu)質,在消(xiao)除硫化(hua)中帶來嚴重(zhong)失水和正極板軟化(hua)的(de)(de)問題,對電(dian)(dian)(dian)池(chi)產生致命的(de)(de)損傷,經過這(zhe)類設(she)備除硫兩(liang)次(ci)(ci)后(hou)的(de)(de)電(dian)(dian)(dian)池(chi)基本都會報廢(fei)。另外,目(mu)前(qian)的(de)(de)專(zhuan)業維(wei)修(xiu)點進行(xing)一次(ci)(ci)除硫收費基本在60~80元之間,最多(duo)能(neng)(neng)延長電(dian)(dian)(dian)池(chi)壽命半年,并沒有為(wei)用戶來顯著的(de)(de)經濟利益。目(mu)前(qian),市場上的(de)(de)專(zhuan)業電(dian)(dian)(dian)池(chi)維(wei)護(hu)店主都已經明白了這(zhe)種方(fang)(fang)法的(de)(de)危害。