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)酸電(dian)(dian)池(chi)是(shi)電(dian)(dian)動叉車最傳統且常(chang)用(yong)的電(dian)(dian)池(chi)類型之一,它采用(yong)鉛(qian)板和硫酸電(dian)(dian)解液(ye),具(ju)有較(jiao)低的能量密度和比能量,但相對較(jiao)低的成(cheng)本。鉛(qian)酸電(dian)(dian)池(chi)的優點(dian)是(shi)成(cheng)熟、穩定(ding),使用(yong)壽命長(chang)(chang),同時可以循環充放電(dian)(dian)多次。然而(er),鉛(qian)酸電(dian)(dian)池(chi)存在重(zhong)量大、充電(dian)(dian)時間(jian)長(chang)(chang)、自放電(dian)(dian)快等缺點(dian),影(ying)響(xiang)了電(dian)(dian)動叉車的使用(yong)效率(lv)和續航能力。
2、鋰電池
鋰(li)電(dian)(dian)池(chi)作為新興的(de)(de)電(dian)(dian)池(chi)技術,逐漸在電(dian)(dian)動(dong)叉車領域(yu)嶄露(lu)頭角。鋰(li)電(dian)(dian)池(chi)具(ju)有(you)較高的(de)(de)能(neng)量密度和比能(neng)量,相對于鉛酸電(dian)(dian)池(chi)而(er)言(yan),具(ju)有(you)更(geng)(geng)輕(qing)的(de)(de)重量和更(geng)(geng)長的(de)(de)使(shi)用時間。同時,鋰(li)電(dian)(dian)池(chi)還具(ju)有(you)無記憶效(xiao)應、快速充電(dian)(dian)等(deng)優點,可以有(you)效(xiao)提高電(dian)(dian)動(dong)叉車的(de)(de)工作效(xiao)率(lv)。然而(er),鋰(li)電(dian)(dian)池(chi)價格相對較高,使(shi)用過程中需要注意防(fang)止過度放(fang)電(dian)(dian)和過度充電(dian)(dian),以避免安全事故發生。
3、燃料電池
燃(ran)料(liao)(liao)電(dian)(dian)池也是電(dian)(dian)動叉車(che)(che)中的(de)新興動力(li)源。燃(ran)料(liao)(liao)電(dian)(dian)池利用氫(qing)氣和(he)(he)氧氣反(fan)應(ying)產生電(dian)(dian)能,無需充電(dian)(dian),只(zhi)需添加(jia)燃(ran)料(liao)(liao)即可。燃(ran)料(liao)(liao)電(dian)(dian)池具(ju)有快速(su)充電(dian)(dian)、零排放等優點,能夠(gou)滿足電(dian)(dian)動叉車(che)(che)在長時間工作和(he)(he)高強度工作的(de)需求(qiu)。然而,燃(ran)料(liao)(liao)電(dian)(dian)池技術目前還(huan)不夠(gou)成熟,相(xiang)關設備和(he)(he)燃(ran)料(liao)(liao)供應(ying)鏈(lian)的(de)建設也存在一(yi)定難度和(he)(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(chi)(chi)和(he)鉛酸電池(chi)(chi)是(shi)電動叉(cha)車(che)(che)使用比(bi)較多的兩種電池(chi)(chi),鋰(li)電池(chi)(chi)叉(cha)車(che)(che)和(he)鉛酸電池(chi)(chi)叉(cha)車(che)(che)對比(bi)起來,主要優(you)勢在于以(yi)下幾個方面:
1、充電速度快
鋰電(dian)池(chi)依靠自(zi)身的化學特性(xing),滿(man)足更快的充電(dian)速度要(yao)求,從10%~100%充電(dian)時(shi)(shi)長只需(xu)2h。而鉛酸電(dian)池(chi)從20%~100%充電(dian)時(shi)(shi)長需(xu)要(yao)8-10h。
2、充電無記憶
鋰電池叉車的(de)充(chong)(chong)(chong)電(dian)(dian)(dian)無記(ji)(ji)憶(yi)特性使(shi)得電(dian)(dian)(dian)池(chi)(chi)能夠進行(xing)(xing)(xing)隨機(ji)、間(jian)歇(xie)充(chong)(chong)(chong)電(dian)(dian)(dian),而不影響(xiang)壽命(ming),使(shi)用(yong)者(zhe)可以高效的(de)利用(yong)工(gong)歇(xie)和休息時間(jian)進行(xing)(xing)(xing)電(dian)(dian)(dian)量補充(chong)(chong)(chong),方便使(shi)用(yong)者(zhe)進行(xing)(xing)(xing)工(gong)作(zuo)統籌(chou)。鉛酸電(dian)(dian)(dian)池(chi)(chi)有充(chong)(chong)(chong)電(dian)(dian)(dian)記(ji)(ji)憶(yi),如進行(xing)(xing)(xing)隨機(ji)或(huo)間(jian)歇(xie)充(chong)(chong)(chong)電(dian)(dian)(dian),嚴重損害(hai)電(dian)(dian)(dian)池(chi)(chi),縮(suo)短電(dian)(dian)(dian)池(chi)(chi)壽命(ming),因此(ci)一般需(xu)要20%-100%滿充(chong)(chong)(chong)滿放,定期進行(xing)(xing)(xing)均衡充(chong)(chong)(chong)電(dian)(dian)(dian)。
3、使用壽命長
鉛酸電池(chi)平(ping)均1200次(ci)(ci)(作業時(shi)長約6000h)的循環壽命(ming),磷酸鐵鋰(li)電池(chi)則(ze)有著4000+次(ci)(ci)(作業時(shi)長約24000h)循環壽命(ming)。在實際使(shi)用中,磷酸鐵鋰(li)電池(chi)使(shi)用4000+次(ci)(ci)后(hou)仍(reng)擁(yong)有65%以(yi)上容量,而鉛酸電池(chi)使(shi)用1200次(ci)(ci)后(hou)容量不足(zu)50%。
4、放電溫度區間廣
在-20度到60度之間的(de)高溫或低溫狀(zhuang)態下(xia),鋰電(dian)池都具備良(liang)好的(de)放(fang)(fang)電(dian)性能(neng),在-20度的(de)情況下(xia),鋰電(dian)池的(de)放(fang)(fang)電(dian)效率為80%~90%,而鉛(qian)酸電(dian)池放(fang)(fang)電(dian)效率不足30%。