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)池是電(dian)(dian)動叉(cha)車(che)最傳統且常用的電(dian)(dian)池類型之(zhi)一,它采用鉛(qian)板和(he)硫酸電(dian)(dian)解液,具有較(jiao)低(di)(di)的能(neng)量密(mi)度和(he)比能(neng)量,但相對較(jiao)低(di)(di)的成本。鉛(qian)酸電(dian)(dian)池的優點是成熟、穩定(ding),使用壽命長,同時可以循環充放電(dian)(dian)多次。然而,鉛(qian)酸電(dian)(dian)池存在重(zhong)量大、充電(dian)(dian)時間長、自放電(dian)(dian)快(kuai)等缺點,影響(xiang)了電(dian)(dian)動叉(cha)車(che)的使用效率和(he)續(xu)航能(neng)力。
2、鋰電池
鋰(li)電(dian)池(chi)作(zuo)為新興的(de)電(dian)池(chi)技(ji)術(shu),逐漸在電(dian)動(dong)叉車領域嶄露頭角。鋰(li)電(dian)池(chi)具(ju)有較高(gao)(gao)的(de)能量密度和比(bi)能量,相(xiang)對于鉛(qian)酸(suan)電(dian)池(chi)而言,具(ju)有更輕的(de)重量和更長的(de)使用(yong)時間。同(tong)時,鋰(li)電(dian)池(chi)還具(ju)有無記憶效應、快速充電(dian)等(deng)優點,可以有效提高(gao)(gao)電(dian)動(dong)叉車的(de)工作(zuo)效率(lv)。然而,鋰(li)電(dian)池(chi)價格相(xiang)對較高(gao)(gao),使用(yong)過(guo)(guo)(guo)程(cheng)中需(xu)要(yao)注意(yi)防止過(guo)(guo)(guo)度放電(dian)和過(guo)(guo)(guo)度充電(dian),以避免安(an)全事故發生。
3、燃料電池
燃(ran)(ran)(ran)料(liao)電(dian)(dian)(dian)(dian)池(chi)也是電(dian)(dian)(dian)(dian)動(dong)叉(cha)車中的新興動(dong)力源。燃(ran)(ran)(ran)料(liao)電(dian)(dian)(dian)(dian)池(chi)利用氫氣和(he)(he)氧氣反(fan)應產(chan)生電(dian)(dian)(dian)(dian)能(neng),無需(xu)充(chong)(chong)電(dian)(dian)(dian)(dian),只需(xu)添加燃(ran)(ran)(ran)料(liao)即可。燃(ran)(ran)(ran)料(liao)電(dian)(dian)(dian)(dian)池(chi)具有快速充(chong)(chong)電(dian)(dian)(dian)(dian)、零(ling)排(pai)放等優點(dian),能(neng)夠滿足(zu)電(dian)(dian)(dian)(dian)動(dong)叉(cha)車在長時(shi)間工(gong)作和(he)(he)高強度工(gong)作的需(xu)求。然而(er),燃(ran)(ran)(ran)料(liao)電(dian)(dian)(dian)(dian)池(chi)技術目前還不夠成熟(shu),相關設備和(he)(he)燃(ran)(ran)(ran)料(liao)供(gong)應鏈(lian)的建設也存在一定難度和(he)(he)成本。
二、鋰電池叉車比鉛酸電池叉車的優勢在哪
鋰電(dian)池和鉛(qian)酸電(dian)池是(shi)電(dian)動叉車使用比較多的(de)兩種電(dian)池,鋰電(dian)池叉車和鉛(qian)酸電(dian)池叉車對比起來,主要(yao)優勢在于以下幾個方面:
1、充電速度快
鋰電池(chi)依靠自身(shen)的化學特性,滿(man)足更(geng)快的充電速度要(yao)求,從(cong)10%~100%充電時(shi)長(chang)只需2h。而鉛酸電池(chi)從(cong)20%~100%充電時(shi)長(chang)需要(yao)8-10h。
2、充電無記憶
鋰電池叉車的充(chong)電(dian)無(wu)記憶特(te)性使得電(dian)池(chi)能夠進行(xing)(xing)隨機、間歇(xie)充(chong)電(dian),而不影響壽(shou)命(ming),使用(yong)者(zhe)可(ke)以高效的利(li)用(yong)工歇(xie)和休息時間進行(xing)(xing)電(dian)量補充(chong),方便使用(yong)者(zhe)進行(xing)(xing)工作(zuo)統籌(chou)。鉛酸電(dian)池(chi)有充(chong)電(dian)記憶,如進行(xing)(xing)隨機或間歇(xie)充(chong)電(dian),嚴重損(sun)害(hai)電(dian)池(chi),縮短(duan)電(dian)池(chi)壽(shou)命(ming),因此一般(ban)需要20%-100%滿充(chong)滿放,定期進行(xing)(xing)均衡(heng)充(chong)電(dian)。
3、使用壽命長
鉛酸電(dian)池(chi)平均1200次(ci)(作(zuo)業時(shi)長約(yue)6000h)的循環壽命,磷(lin)(lin)酸鐵鋰電(dian)池(chi)則有著4000+次(ci)(作(zuo)業時(shi)長約(yue)24000h)循環壽命。在(zai)實際使用(yong)中,磷(lin)(lin)酸鐵鋰電(dian)池(chi)使用(yong)4000+次(ci)后(hou)仍擁有65%以(yi)上(shang)容量,而鉛酸電(dian)池(chi)使用(yong)1200次(ci)后(hou)容量不足50%。
4、放電溫度區間廣
在-20度(du)(du)到60度(du)(du)之間(jian)的(de)(de)高(gao)溫或低溫狀態(tai)下(xia)(xia),鋰電(dian)(dian)(dian)池都(dou)具備良好的(de)(de)放(fang)電(dian)(dian)(dian)性能,在-20度(du)(du)的(de)(de)情況下(xia)(xia),鋰電(dian)(dian)(dian)池的(de)(de)放(fang)電(dian)(dian)(dian)效率為80%~90%,而鉛酸電(dian)(dian)(dian)池放(fang)電(dian)(dian)(dian)效率不足30%。