目(mu)前(qian),在(zai)UPS中(zhong)廣(guang)泛(fan)使(shi)用(yong)鉛(qian)蓄(xu)電(dian)池(chi)作(zuo)為(wei)儲(chu)存(cun)電(dian)能(neng)的(di)裝(zhuang)置(zhi)。鉛(qian)蓄(xu)電(dian)池(chi)需(xu)用(yong)直(zhi)流(liu)電(dian)源(yuan)對(dui)其(qi)充(chong)電(dian),將(qiang)電(dian)能(neng)轉(zhuan)化(hua)為(wei)化(hua)學(xue)能(neng)儲(chu)存(cun)起(qi)來(lai)。當(dang)市(shi)電(dian)中(zhong)斷(duan)時(shi), UPS將(qiang)依(yi)靠(kao)儲(chu)存(cun)在(zai)蓄(xu)電(dian)池(chi)中(zhong)的(di)能(neng)量(liang)維(wei)持(chi)逆(ni)變(bian)器(qi)的(di)正(zheng)常(chang)工(gong)作(zuo)。此(ci)時(shi),蓄(xu)電(dian)池(chi)通(tong)過(guo)放(fang)電(dian)將(qiang)化(hua)學(xue)能(neng)轉(zhuan)化(hua)為(wei)電(dian)能(neng)提(ti)供(gong)給(ji)UPS使(shi)用(yong)。目(mu) 前(qian)在(zai)中(zhong)小(xiao)型(xing)UPS中(zhong)被(bei)廣(guang)泛(fan)使(shi)用(yong)的(di)是(shi)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)蓄(xu)電(dian)池(chi)。它(ta)的(di)價(jia)格(ge)比(bi)較(jiao)貴(gui), 一(yi)般(pan)大(dai)約(yao)占(zhan)UPS總(zong)生(sheng)產(chan)成(cheng)本(ben)的(di)1/3 ,對(dui)於(yu)長(zhang)延(yan)時(shi)( 4h或(huo)8h ) UPS而(er)言(yan)，蓄(xu)電(dian)池(chi)的(di)成(cheng)本(ben)甚(shen)至(zhi)超(chao)過(guo)UPS主(zhu)機(ji)的(di)成(cheng)本(ben)。在(zai)返(fan)修(xiu)的(di)UPS中(zhong),由(you)於(yu)蓄(xu)電(dian)池(chi)故(gu)障(zhang)而(er)引(yin)起(qi)∪PS不(bu)能(neng)正(zheng)常(chang)工(gong)作(zuo)的(di)比(bi)例(li)大(dai)約(yao)占(zhan)1/3。由(you)此(ci)可(ke)見(xian),正(zheng)確(que)使(shi)用(yong)維(wei)護(hu)蓄(xu)電(dian)池(chi)組(zu),對(dui)延(yan)長(zhang)蓄(xu)電(dian)池(chi)使(shi)用(yong)壽(shou)命(ming)非(fei)常(chang)重(chong)要(yao)。如(ru)果(guo)維(wei)護(hu)使(shi)用(yong)正(zheng)確(que),普(pu)通(tong)鉛(qian)蓄(xu)電(dian)池(chi)的(di)使(shi)用(yong)壽(shou)命(ming)一(yi)般(pan)可(ke)達(da)3 ~ 5年(nian),而(er)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)蓄(xu)電(dian)池(chi)的(di)使(shi)用(yong)壽(shou)命(ming)可(ke)達(da)10年(nian)以(yi)上(shang)。