一、ups不間斷電源的作用
當(dang)正(zheng)常交(jiao)(jiao)流供(gong)(gong)電(dian)(dian)(dian)(dian)中(zhong)斷時,將蓄電(dian)(dian)(dian)(dian)池輸出的直流變換成交(jiao)(jiao)流持續(xu)(xu)供(gong)(gong)電(dian)(dian)(dian)(dian)的電(dian)(dian)(dian)(dian)源設(she)備。主要(yao)用(yong)于給單(dan)臺計算機、計算機網(wang)絡系統(tong)或其它電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)子設(she)備提供(gong)(gong)不間斷的電(dian)(dian)(dian)(dian)力(li)供(gong)(gong)應。當(dang)市(shi)(shi)電(dian)(dian)(dian)(dian)輸入正(zheng)常時,UPS 將市(shi)(shi)電(dian)(dian)(dian)(dian)穩壓后(hou)供(gong)(gong)應給負載使用(yong),此時的UPS就是一臺交(jiao)(jiao)流市(shi)(shi)電(dian)(dian)(dian)(dian)穩壓器,同時它還向機內(nei)電(dian)(dian)(dian)(dian)池充電(dian)(dian)(dian)(dian);當(dang)市(shi)(shi)電(dian)(dian)(dian)(dian)中(zhong)斷時, UPS 立即(ji)將機內(nei)電(dian)(dian)(dian)(dian)池的電(dian)(dian)(dian)(dian)能,通過逆變轉換的方(fang)法向負載繼續(xu)(xu)供(gong)(gong)應220V交(jiao)(jiao)流電(dian)(dian)(dian)(dian),使負載維持正(zheng)常工作(zuo)并保護(hu)(hu)負載軟、硬件(jian)不受損壞(huai)。UPS 設(she)備通常對(dui)電(dian)(dian)(dian)(dian)壓過大和電(dian)(dian)(dian)(dian)壓太低都提供(gong)(gong)保護(hu)(hu)。
二、ups不間斷電源能供電多久
UPS不間斷電源(yuan)產(chan)品可以使用的年限是多(duo)久,這個根(gen)據不同的ups不間斷電源品牌,質量,售后服務,維保(bao)服務等因(yin)數決定,一般(ban)使用(yong)10年以上(shang)都有,質保(bao)期(qi)一般(ban)是3-4年,維保(bao)可以購買年限。
UPS不(bu)間斷電(dian)源(yuan)(yuan)可以供電(dian)多久,這個(ge)又(you)分為外置電(dian)池(chi)(chi)和內(nei)置電(dian)池(chi)(chi),內(nei)置電(dian)池(chi)(chi)的(de)(de)UPS電(dian)源(yuan)(yuan)一般是標準機,標準供電(dian)時(shi)間3分鐘左右,外置電(dian)池(chi)(chi)是根據您(nin)的(de)(de)供電(dian)需求,進行(xing)額外增加,可以配(pei)置供電(dian)時(shi)間達到23小時(shi)左右。
另(ling)外(wai),UPS不間斷電源能供電多這取決于運行(xing)的(de)環境(jing),維(wei)護和保(bao)養(yang)的(de)情況,公(gong)司對舊UPS的(de)態(tai)度,如果低效、容量不夠,運行(xing)環境(jing)差,如溫(wen)度過高(gao)、灰層太大、潮濕等(deng)等(deng)都(dou)會(hui)減(jian)短UPS的(de)壽(shou)命(ming),維(wei)護和保(bao)養(yang)不到(dao)位(wei),也會(hui)縮(suo)短UPS的(de)壽(shou)命(ming)。
正常的(de)來說(shuo),UPS電(dian)源(yuan)的(de)使用壽命(ming)一般都(dou)可以達(da)到(dao)8-10年,而維護得(de)當的(de)UPS電(dian)源(yuan)這可以使用15年以上,像(xiang)美國很多地方的(de)數據中心都(dou)用了20年上下,里面(mian)的(de)UPS電(dian)源(yuan)也從來沒有(you)更換(huan)過(guo)。
小(xiao)(xiao)型家用電腦UPS不間斷(duan)電源時間一般能(neng)維持(chi)20分鐘。大(da)型千瓦級別UPS可(ke)根據要(yao)求設置電池組,一般1個小(xiao)(xiao)時以上到10個小(xiao)(xiao)時。
三、ups不間斷電源維修
其余正(zheng)常(chang),但(dan)是(shi)(shi)(shi)無逆(ni)變跡(ji)象,由此懷疑是(shi)(shi)(shi)某IC損(sun)壞(huai),更換即可。開機(ji)(ji)不(bu)反應,不(bu)工(gong)作,最常(chang)見的(de)(de)原(yuan)因(yin)是(shi)(shi)(shi)機(ji)(ji)內(nei)低壓電(dian)(dian)(dian)(dian)路的(de)(de)供電(dian)(dian)(dian)(dian)不(bu)正(zheng)常(chang),而這種(zhong)供電(dian)(dian)(dian)(dian)不(bu)正(zheng)常(chang)一般是(shi)(shi)(shi)因(yin)機(ji)(ji)內(nei)電(dian)(dian)(dian)(dian)瓶損(sun)壞(huai)、低壓保險絲損(sun)壞(huai)引起。電(dian)(dian)(dian)(dian)瓶兩端僅有不(bu)足5v的(de)(de)電(dian)(dian)(dian)(dian)壓,用新電(dian)(dian)(dian)(dian)瓶替換,將電(dian)(dian)(dian)(dian)源插(cha)頭插(cha)入市(shi)電(dian)(dian)(dian)(dian),開機(ji)(ji)后立(li)刻(ke)正(zheng)常(chang)。說明是(shi)(shi)(shi)假性損(sun)壞(huai),屬于自然放電(dian)(dian)(dian)(dian)導致。