日(ri)期(qi):
2021-03-24
瀏(liu)覽(lan)次(ci)數(shuo):
為(wei)了(liao)使(shi)蓄(xu)電(dian)池(chi)在(zai)UPS供(gong)電(dian)係(ji)統(tong)中(zhong)能(neng)夠(gou)安(an)全(quan)運(yun)行(hang),YD/T799-2002《通(tong)信(xin)用(yong)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)》中(zhong)特(te)此(ci)做(zuo)了(liao)有(you)關(guan)規(gui)定(ding),要(yao)求(qiu)蓄(xu)電(dian)池(chi)的(di)密(mi)封(feng)反(fan)應(ying)效(xiao)率(shuai)不(bu)低(di)於(yu)95%;安(an)全(quan)閥(fa)應(ying)具(ju)有(you)自(zi)動(dong)開(kai)啟(qi)和(hu)自(zi)動(dong)關(guan)閉(bi)的(di)功(gong)能(neng),其(qi)開(kai)閥(fa)壓(ya)力(li)應(ying)為(wei)10-35kPa,閉(bi)閥(fa)壓(ya)力(li)應(ying)為(wei)3~15kPa;蓄(xu)電(dian)池(chi)在(zai)充(chong)電(dian)過(guo)程(cheng)中(zhong)遇(yu)有(you)明(ming)火(huo)時(shi),內(nei)部(bu)應(ying)不(bu)引(yin)燃(ran)、不(bu)引(yin)爆(bao);蓄(xu)電(dian)他(ta)均(jun)衡(heng)充(chong)電(dian)單(shan)體(ti)電(dian)壓(ya)為(wei)2.30-2.35V (25℃,相(xiang)對(dui)於(yu)單(shan)體(ti)電(dian)壓(ya)為(wei)2V的(di)蓄(xu)電(dian)池(chi));蓄(xu)電(dian)池(chi)浮(fu)充(chong)單(shan)體(ti)電(dian)壓(ya)為(wei)2.20 ~ 2.27V(25℃,相(xiang)對(dui)於(yu)單(shan)體(ti)電(dian)壓(ya)為(wei)2V的(di)蓄(xu)電(dian)池(chi))。嚴(yan)格(ge)執(zhi)行(hang)上(shang)述(shu)規(gui)定(ding),可(ke)以(yi)有(you)效(xiao)地(de)抑(yi)製(zhi)蓄(xu)電(dian)池(chi)爆(bao)炸(zha)等(deng)惡(wu)性(xing)事(shi)故(gu)的(di)發(fa)生(sheng),為(wei)此(ci)在(zai)實(shi)際(ji)應(ying)用(yong)中(zhong)應(ying)該(gai)做(zuo)到(dao)以(yi)下(xia)幾(ji)點(dian)。
① 生(sheng)產(chan)廠(han)商(shang)對(dui)安(an)全(quan)閥(fa)的(di)質(zhi)量(liang)要(yao)格(ge)外(wai)重(chong)視(shi),以(yi)確(que)保(bao)安(an)全(quan)閥(fa)能(neng)被(bei)可(ke)靠(kao)地(de)開(kai)啟(qi)和(hu)關(guan)閉(bi);宜(yi)適(kuo)當(dang)放(fang)寬(kuan)負(fu)極(ji)板(pan)的(di)厚(hou)度(duo),減(jian)少(shao)氫(qing)氣(qi)析(xi)出(chu)量(liang);灌(guan)注(zhu)的(di)電(dian)解(xie)液(ye)的(di)密(mi)度(duo)不(bu)高(gao)於(yu)1. 28g/cm³,使(shi)其(qi)單(shan)體(ti)浮(fu)充(chong)電(dian)壓(ya)在(zai)不(bu)高(gao)於(yu)2. 25V (25℃,相(xiang)對(dui)於(yu)單(shan)體(ti)電(dian)壓(ya)為(wei)2V的(di)蓄(xu)電(dian)池(chi))時(shi),就(jiu)能(neng)讓(rang)蓄(xu)電(dian)池(chi)處(chu)幹(gan)充(chong)分(fen)充(chong)滿(man)狀(zhuang)態(tai);封(feng)口(kou)方(fang)式(shi)宜(yi)采(cai)用(yong)封(feng)口(kou)膠(jiao)粘(nian)結(jie)。
② 要(yao)選(xuan)擇(ze)質(zhi)量(liang)有(you)、體(ti)係(ji)比(bi)較(jiao)完(wan)善(shan)的(di)公(gong)司(si)生(sheng)產(chan)的(di)蓄(xu)電(dian)池(chi)。目(mu)前(qian)生(sheng)產(chan)蓄(xu)電(dian)池(chi)的(di)廠(han)商(shang)很(hen)多(duo),產(chan)品(pin)質(zhi)量(liang)的(di)差(chai)別(bie)也(ye)很(hen)大(dai),所(suo)以(yi)在(zai)選(xuan)購(gou)時(shi)一(yi)定(ding)要(yao)選(xuan)擇(ze)密(mi)封(feng)好(hao)、效(xiao)率(shuai)高(gao)、浮(fu)充(chong)電(dian)壓(ya)和(hu)充(chong)電(dian)電(dian)壓(ya)要(yao)求(qiu)較(jiao)低(di)、生(sheng)產(chan)工(gong)藝(yi)完(wan)善(shan)、一(yi)致(zhi)性(xing)較(jiao)好(hao)的(di)公(gong)司(si)生(sheng)產(chan)的(di)產(chan)品(pin)。
③ 運(yun)行(hang)維(wei)護(hu)部(bu)門(men)要(yao)嚴(yan)格(ge)按(an)照(zhao)規(gui)程(cheng)進(jin)行(hang)維(wei)護(hu)操(cao)作(zuo),以(yi)蓄(xu)電(dian)他(ta)組(zu)處(chu)於(yu)完(wan)好(hao)狀(zhuang)態(tai),浮(fu)充(chong)電(dian)壓(ya)或(huo)充(chong)電(dian)電(dian)壓(ya)穩(wen)定(ding)在(zai)規(gui)定(ding)值(zhi)。若(ruo)廠(han)商(shang)說(shui)明(ming)書(shu)給(ji)定(ding)的(di)浮(fu)充(chong)電(dian)壓(ya)為(wei)一(yi)個(ge)範(fan)圍(wei),則(ze)應(ying)根(gen)據(ju)環(huan)境(jing)溫(wen)度(duo)進(jin)行(hang)整(zheng)定(ding),如(ru)一(yi)般(pan)廠(han)商(shang)給(ji)定(ding)的(di)溫(wen)度(duo)範(fan)圍(wei)為(wei)20℃-30℃,浮(fu)充(chong)電(dian)壓(ya)為(wei)2.23~2.27V(相(xiang)對(dui)於(yu)2V蓄(xu)電(dian)池(chi))。當(dang)溫(wen)度(duo)為(wei)20℃時(shi),浮(fu)充(chong)電(dian)壓(ya)應(ying)為(wei)2.27V;當(dang)溫(wen)度(duo)為(wei)30℃時(shi),浮(fu)充(chong)電(dian)壓(ya)應(ying)為(wei)2.23V。如(ru)果(guo)長(zhang)期(qi)以(yi)偏(pian)高(gao)的(di)浮(fu)充(chong)電(dian)壓(ya)運(yun)行(hang),有(you)可(ke)能(neng)會(kuai)出(chu)現(xian)蓄(xu)電(dian)池(chi)過(guo)充(chong)電(dian)的(di)情(qing)況(kuang),引(yin)起(qi)內(nei)部(bu)壓(ya)力(li)增(zeng)大(dai),失(shi)水(shui)加(jia)快(kuai),從(zong)而(er)影(ying)響(xiang)蓄(xu)電(dian)池(chi)的(di)使(shi)用(yong)壽(shou)命(ming)。相(xiang)反(fan),若(ruo)長(zhang)期(qi)以(yi)偏(pian)低(di)的(di)浮(fu)充(chong)電(dian)壓(ya)運(yun)行(hang),有(you)可(ke)能(neng)會(kuai)使(shi)蓄(xu)電(dian)池(chi)處(chu)於(yu)未(wei)充(chong)滿(man)狀(zhuang)態(tai),影(ying)響(xiang)單(shan)獨(du)放(fang)電(dian)的(di)時(shi)間(jian)。出(chu)現(xian)異(yi)常(chang)或(huo)落(la)後(hou)的(di)蓄(xu)電(dian)池(chi)一(yi)定(ding)要(yao)及(ji)時(shi)進(jin)行(hang)處(chu)理(li)(落(la)後(hou)蓄(xu)電(dian)池(chi)隻(zhi)能(neng)在(zai)放(fang)電(dian)狀(zhuang)態(tai)下(xia)才(cai)能(neng)正(zheng)確(que)判(pan)斷(duan))。整(zheng)流(liu)器(qi)應(ying)選(xuan)用(yong)穩(wen)定(ding)性(xing)好(hao)、精(jing)度(duo)符(fu)合(ge)要(yao)求(qiu)、對(dui)蓄(xu)電(dian)池(chi)有(you)溫(wen)度(duo)補(bu)償(chang)功(gong)能(neng)的(di)產(chan)品(pin)。
④ 在(zai)驗(yan)收(shou)時(shi),隨(sui)機(ji)抽(chou)出(chu)一(yi)隻(zhi)電(dian)池(chi),按(an)照(zhao)YD/T799-2002中(zhong)第(di)6.17條(tiao)防(fang)爆(bao)性(xing)能(neng)試(shi)驗(yan)規(gui)定(ding),進(jin)行(hang)放(fang)電(dian)瞬(shun)間(jian)內(nei)部(bu)應(ying)不(bu)引(yin)燃(ran)、不(bu)引(yin)爆(bao)的(di)檢(jian)驗(yan)。
⑤ 采(cai)用(yong)防(fang)酸(suan)隔(ge)爆(bao)蓄(xu)電(dian)池(chi)。目(mu)前(qian)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)存(cun)在(zai)容(rong)量(liang)監(jian)控(kong)難(nan)、使(shi)用(yong)壽(shou)命(ming)短(duan)、一(yi)致(zhi)性(xing)差(chai)、爆(bao)炸(zha)事(shi)故(gu)多(duo)等(deng)嚴(yan)重(chong)問(wen)題(ti),短(duan)期(qi)內(nei)難(nan)以(yi)讓(rang)使(shi)用(yong)者(zhe)達(da)到(dao)比(bi)較(jiao)滿(man)意(yi)的(di)程(cheng)度(duo)。防(fang)酸(suan)隔(ge)爆(bao)蓄(xu)電(dian)池(chi)是(shi)在(zai)吸(xi)收(shou)了(liao)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)失(shi)水(shui)率(shuai)低(di)等(deng)優(you)點(dian)的(di)基(ji)礎(chu)上(shang)研(yan)製(zhi)的(di)一(yi)種(zhong)新(xin)型(xing)產(chan)品(pin),達(da)到(dao)了(liao)使(shi)用(yong)安(an)全(quan)、壽(shou)命(ming)長(zhang)、維(wei)護(hu)少(shao)的(di)目(mu)標(biao)。