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)(qian)酸電(dian)(dian)(dian)池是電(dian)(dian)(dian)動叉車最傳統且常(chang)用(yong)的(de)(de)電(dian)(dian)(dian)池類型之一,它采用(yong)鉛(qian)(qian)板和(he)硫酸電(dian)(dian)(dian)解液,具有較低的(de)(de)能量密(mi)度和(he)比能量,但(dan)相(xiang)對(dui)較低的(de)(de)成本。鉛(qian)(qian)酸電(dian)(dian)(dian)池的(de)(de)優點(dian)是成熟(shu)、穩定,使用(yong)壽命(ming)長(chang),同(tong)時可以循(xun)環充放(fang)電(dian)(dian)(dian)多次(ci)。然而(er),鉛(qian)(qian)酸電(dian)(dian)(dian)池存(cun)在重量大、充電(dian)(dian)(dian)時間(jian)長(chang)、自放(fang)電(dian)(dian)(dian)快等缺點(dian),影響了電(dian)(dian)(dian)動叉車的(de)(de)使用(yong)效率和(he)續(xu)航能力。
2、鋰電池
鋰(li)(li)電(dian)(dian)池作為新(xin)興的(de)電(dian)(dian)池技術,逐漸在電(dian)(dian)動叉車領(ling)域嶄露頭角。鋰(li)(li)電(dian)(dian)池具(ju)(ju)有較高的(de)能量密度(du)和比能量,相對于鉛酸電(dian)(dian)池而言,具(ju)(ju)有更輕的(de)重量和更長(chang)的(de)使用時間。同時,鋰(li)(li)電(dian)(dian)池還具(ju)(ju)有無(wu)記憶(yi)效(xiao)應、快(kuai)速充電(dian)(dian)等優點,可以有效(xiao)提高電(dian)(dian)動叉車的(de)工作效(xiao)率。然而,鋰(li)(li)電(dian)(dian)池價(jia)格相對較高,使用過(guo)程中需(xu)要注(zhu)意防止過(guo)度(du)放電(dian)(dian)和過(guo)度(du)充電(dian)(dian),以避(bi)免安(an)全事故發生。
3、燃料電池
燃料電(dian)(dian)池也是電(dian)(dian)動(dong)叉(cha)車中的(de)新興動(dong)力源。燃料電(dian)(dian)池利用氫氣和(he)(he)(he)氧氣反應產生(sheng)電(dian)(dian)能,無需充(chong)(chong)電(dian)(dian),只需添加燃料即可。燃料電(dian)(dian)池具有快速充(chong)(chong)電(dian)(dian)、零排放(fang)等優點,能夠(gou)滿(man)足電(dian)(dian)動(dong)叉(cha)車在長時(shi)間(jian)工作和(he)(he)(he)高強度工作的(de)需求。然而(er),燃料電(dian)(dian)池技術目(mu)前還不夠(gou)成(cheng)熟,相關設備和(he)(he)(he)燃料供應鏈的(de)建(jian)設也存(cun)在一定難(nan)度和(he)(he)(he)成(cheng)本。
二、鋰電池叉車比鉛酸電池叉車的優勢在哪
鋰電(dian)(dian)池和(he)(he)鉛酸電(dian)(dian)池是電(dian)(dian)動(dong)叉(cha)車使(shi)用比較多的兩種電(dian)(dian)池,鋰電(dian)(dian)池叉(cha)車和(he)(he)鉛酸電(dian)(dian)池叉(cha)車對比起來,主要優(you)勢在于以下(xia)幾個方面:
1、充電速度快
鋰電池依靠自身(shen)的化學特性,滿足更快的充(chong)電速度要(yao)求,從10%~100%充(chong)電時(shi)長只(zhi)需2h。而鉛酸電池從20%~100%充(chong)電時(shi)長需要(yao)8-10h。
2、充電無記憶
鋰電池叉車的充(chong)電(dian)(dian)無記憶特性使得電(dian)(dian)池(chi)能(neng)夠進(jin)行(xing)隨機(ji)、間(jian)歇(xie)充(chong)電(dian)(dian),而不影響壽命(ming),使用者(zhe)可(ke)以高效的利用工(gong)(gong)歇(xie)和休息時間(jian)進(jin)行(xing)電(dian)(dian)量補充(chong),方(fang)便使用者(zhe)進(jin)行(xing)工(gong)(gong)作統籌。鉛(qian)酸電(dian)(dian)池(chi)有充(chong)電(dian)(dian)記憶,如(ru)進(jin)行(xing)隨機(ji)或間(jian)歇(xie)充(chong)電(dian)(dian),嚴重損(sun)害電(dian)(dian)池(chi),縮(suo)短電(dian)(dian)池(chi)壽命(ming),因此(ci)一(yi)般需要20%-100%滿充(chong)滿放,定期進(jin)行(xing)均衡充(chong)電(dian)(dian)。
3、使用壽命長
鉛(qian)酸(suan)電(dian)池(chi)平均(jun)1200次(ci)(ci)(作業時長約6000h)的循(xun)環壽命(ming),磷酸(suan)鐵鋰(li)電(dian)池(chi)則有(you)著4000+次(ci)(ci)(作業時長約24000h)循(xun)環壽命(ming)。在(zai)實際使(shi)用(yong)中,磷酸(suan)鐵鋰(li)電(dian)池(chi)使(shi)用(yong)4000+次(ci)(ci)后仍擁有(you)65%以上容量(liang),而鉛(qian)酸(suan)電(dian)池(chi)使(shi)用(yong)1200次(ci)(ci)后容量(liang)不足50%。
4、放電溫度區間廣
在(zai)-20度到60度之間的(de)高(gao)溫(wen)(wen)或(huo)低(di)溫(wen)(wen)狀態下(xia),鋰電(dian)(dian)池(chi)都具備良好的(de)放(fang)電(dian)(dian)性(xing)能,在(zai)-20度的(de)情況下(xia),鋰電(dian)(dian)池(chi)的(de)放(fang)電(dian)(dian)效率(lv)為80%~90%,而(er)鉛酸電(dian)(dian)池(chi)放(fang)電(dian)(dian)效率(lv)不足30%。