一、電動叉車用的是什么電池
電動叉車是指以電來進行作業的叉車,根據使用的電池不同可分為不同類型,一般電動叉車使用的電池有三種:
1、鉛酸電池
鉛(qian)酸(suan)(suan)電(dian)(dian)(dian)池(chi)是電(dian)(dian)(dian)動(dong)叉車最傳統且常用(yong)的(de)(de)(de)電(dian)(dian)(dian)池(chi)類型之一,它采(cai)用(yong)鉛(qian)板和硫(liu)酸(suan)(suan)電(dian)(dian)(dian)解液,具有較低(di)(di)的(de)(de)(de)能量(liang)密度和比(bi)能量(liang),但(dan)相對較低(di)(di)的(de)(de)(de)成本。鉛(qian)酸(suan)(suan)電(dian)(dian)(dian)池(chi)的(de)(de)(de)優(you)點是成熟、穩定(ding),使(shi)用(yong)壽命(ming)長,同時(shi)(shi)可(ke)以循環(huan)充放電(dian)(dian)(dian)多次。然(ran)而(er),鉛(qian)酸(suan)(suan)電(dian)(dian)(dian)池(chi)存(cun)在重量(liang)大、充電(dian)(dian)(dian)時(shi)(shi)間長、自放電(dian)(dian)(dian)快等(deng)缺點,影響了電(dian)(dian)(dian)動(dong)叉車的(de)(de)(de)使(shi)用(yong)效率和續航能力。
2、鋰電池
鋰(li)電(dian)池作為新興的(de)電(dian)池技術,逐漸在電(dian)動(dong)叉(cha)車(che)領域嶄露頭角。鋰(li)電(dian)池具(ju)有較高(gao)的(de)能量密度(du)和(he)比能量,相對于鉛(qian)酸(suan)電(dian)池而言,具(ju)有更輕的(de)重量和(he)更長的(de)使用(yong)時(shi)間。同時(shi),鋰(li)電(dian)池還具(ju)有無記(ji)憶效應、快速充(chong)(chong)電(dian)等優(you)點,可(ke)以(yi)有效提高(gao)電(dian)動(dong)叉(cha)車(che)的(de)工作效率。然而,鋰(li)電(dian)池價格相對較高(gao),使用(yong)過程中需要注意防止過度(du)放電(dian)和(he)過度(du)充(chong)(chong)電(dian),以(yi)避免安(an)全事故發生(sheng)。
3、燃料電池
燃料(liao)電(dian)(dian)池(chi)(chi)(chi)也是電(dian)(dian)動(dong)叉車(che)(che)中的新(xin)興(xing)動(dong)力源(yuan)。燃料(liao)電(dian)(dian)池(chi)(chi)(chi)利用(yong)氫氣和(he)氧氣反應產生電(dian)(dian)能,無(wu)需充電(dian)(dian),只需添加(jia)燃料(liao)即可。燃料(liao)電(dian)(dian)池(chi)(chi)(chi)具有快速充電(dian)(dian)、零排放等(deng)優點,能夠(gou)滿足電(dian)(dian)動(dong)叉車(che)(che)在(zai)長時間工(gong)作(zuo)(zuo)和(he)高(gao)強度(du)工(gong)作(zuo)(zuo)的需求。然而,燃料(liao)電(dian)(dian)池(chi)(chi)(chi)技術目前還不夠(gou)成熟,相關設備和(he)燃料(liao)供應鏈的建設也存在(zai)一定(ding)難度(du)和(he)成本。
二、鋰電池叉車比鉛酸電池叉車的優勢在哪
鋰(li)電池和鉛(qian)酸電池是電動(dong)叉(cha)車使用比(bi)較(jiao)多的兩種(zhong)電池,鋰(li)電池叉(cha)車和鉛(qian)酸電池叉(cha)車對比(bi)起(qi)來(lai),主要優(you)勢在于以下幾個方面:
1、充電速度快
鋰電(dian)池(chi)依靠自身的(de)化學(xue)特性,滿足更快的(de)充(chong)電(dian)速度要求,從10%~100%充(chong)電(dian)時(shi)長只(zhi)需2h。而(er)鉛酸(suan)電(dian)池(chi)從20%~100%充(chong)電(dian)時(shi)長需要8-10h。
2、充電無記憶
鋰電池叉車的充(chong)電(dian)(dian)(dian)(dian)無記憶特性使(shi)(shi)得電(dian)(dian)(dian)(dian)池能夠進行隨機、間(jian)歇(xie)充(chong)電(dian)(dian)(dian)(dian),而不影響壽命(ming),使(shi)(shi)用者可(ke)以高(gao)效的利用工歇(xie)和休息(xi)時間(jian)進行電(dian)(dian)(dian)(dian)量補充(chong),方便使(shi)(shi)用者進行工作統籌。鉛(qian)酸電(dian)(dian)(dian)(dian)池有充(chong)電(dian)(dian)(dian)(dian)記憶,如進行隨機或(huo)間(jian)歇(xie)充(chong)電(dian)(dian)(dian)(dian),嚴重損害(hai)電(dian)(dian)(dian)(dian)池,縮短電(dian)(dian)(dian)(dian)池壽命(ming),因此一(yi)般需要20%-100%滿充(chong)滿放(fang),定期進行均(jun)衡(heng)充(chong)電(dian)(dian)(dian)(dian)。
3、使用壽命長
鉛酸電池(chi)平均1200次(ci)(作業時長約6000h)的(de)循環壽(shou)命,磷(lin)酸鐵鋰電池(chi)則有著4000+次(ci)(作業時長約24000h)循環壽(shou)命。在(zai)實際(ji)使用中,磷(lin)酸鐵鋰電池(chi)使用4000+次(ci)后仍擁(yong)有65%以上(shang)容量(liang),而(er)鉛酸電池(chi)使用1200次(ci)后容量(liang)不足50%。
4、放電溫度區間廣
在(zai)(zai)-20度到60度之間的高溫(wen)或(huo)低溫(wen)狀態下(xia),鋰電(dian)(dian)池都具備良好的放(fang)(fang)(fang)電(dian)(dian)性能,在(zai)(zai)-20度的情況下(xia),鋰電(dian)(dian)池的放(fang)(fang)(fang)電(dian)(dian)效率為80%~90%,而鉛(qian)酸電(dian)(dian)池放(fang)(fang)(fang)電(dian)(dian)效率不足30%。