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服(fu)務(wu)熱(re)線(xian): 400-027-1996
新(xin)聞(wen)資(zi)訊(xun) News
全(quan)國(guo)統(tong)一(yi)服(fu)務(wu)熱(re)線(xian):
400-027-1996
地(de)址(zhi):武(wu)漢(han)東(dong)西(xi)湖(hu)區(ou)臨(lin)空(kong)一(yi)號(hao)1棟(dong)3樓(lou)
日(ri)期(qi): 2021-03-25
瀏(liu)覽(lan)次(ci)數(shuo):

      變(bian)電(dian)站(zhan)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)主(zhu)要(yao)由(you)以(yi)下(xia)幾(ji)部(bu)分(fen)組(zu)成(cheng):

1.蓄(xu)電(dian)池(chi)

       變(bian)電(dian)站(zhan)的(di)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)是(shi)一(yi)個(ge)不(bu)間(jian)斷(duan)的(di)直(zhi)流(liu)電(dian)源(yuan),要(yao)求(qiu)配(pei)置(zhi)蓄(xu)電(dian)池(chi)係(ji)統(tong)。其(qi)功(gong)能(neng)主(zhu)要(yao)是(shi)在(zai)交(jiao)流(liu)電(dian)源(yuan)斷(duan)電(dian)時(shi)能(neng)夠(gou)實(shi)時(shi)地(de)提(ti)供(gong)二(er)次(ci)回(hui)路(lu)所(suo)需(xu)要(yao)的(di)直(zhi)流(liu)供(gong)電(dian)。蓄(xu)電(dian)池(chi)可(ke)作(zuo)為(wei)傳(zhuan)動(dong)、保(bao)護(hu)、控(kong)製(zhi)、通(tong)信(xin)等(deng)裝(zhuang)置(zhi)的(di)獨(du)立(li)直(zhi)流(liu)電(dian)源(yuan),穩(wen)定(ding)、可(ke)靠(kao)、安(an)全(quan)的(di)保(bao)護(hu)操(cao)作(zuo)電(dian)源(yuan)是(shi)電(dian)網(wang)正(zheng)常(chang)運(yun)行(hang)的(di)關(guan)鍵(jian)。在(zai)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)中(zhong),蓄(xu)電(dian)池(chi)在(zai)正(zheng)常(chang)狀(zhuang)態(tai)下(xia)處(chu)於(yu)浮(fu)充(chong)電(dian)狀(zhuang)態(tai),直(zhi)流(liu)負(fu)荷(he)由(you)交(jiao)流(liu)部(bu)分(fen)提(ti)供(gong),隻(zhi)有(you)在(zai)交(jiao)流(liu)失(shi)電(dian)的(di)情(qing)況(kuang)下(xia),蓄(xu)電(dian)池(chi)才(cai)被(bei)投(tou)人(ren)係(ji)統(tong)負(fu)責(ze)係(ji)統(tong)直(zhi)流(liu)的(di)供(gong)應(ying),因(yin)此(ci)蓄(xu)電(dian)池(chi)在(zai)平(ping)時(shi)的(di)維(wei)護(hu)尤(you)其(qi)重(chong)要(yao)。在(zai)維(wei)護(hu)中(zhong),浮(fu)充(chong)電(dian)電(dian)壓(ya)和(hu)電(dian)流(liu)應(ying)該(gai)隨(sui)蓄(xu)電(dian)池(chi)的(di)狀(zhuang)態(tai)變(bian)化(hua)而(er)變(bian)化(hua),盡(jin)力(li)讓(rang)蓄(xu)電(dian)池(chi)工(gong)作(zuo)在(zai)狀(zhuang)態(tai)。在(zai)沒(mo)有(you)監(jian)控(kong)係(ji)統(tong)的(di)情(qing)況(kuang)下(xia),直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)完(wan)全(quan)按(an)照(zhao)人(ren)為(wei)的(di)設(she)定(ding)值(zhi)機(ji)械(xie)地(de)運(yun)行(hang),也(ye)就(jiu)無(wu)法(fa)合(ge)理(li)地(de)維(wei)護(hu)好(hao)蓄(xu)電(dian)池(chi)。電(dian)池(chi)技(ji)術(zhu)近(jin)年(nian)來(lai)有(you)了(liao)很(hen)大(dai)發(fa)展(zhan),以(yi)前(qian)變(bian)電(dian)站(zhan)主(zhu)要(yao)應(ying)用(yong)防(fang)酸(suan)隔(ge)爆(bao)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi),自(zi)20世(shi)紀(ji)80年(nian)代(dai)以(yi)來(lai)推(tui)廣(guang)使(shi)用(yong)了(liao)福(fu)鎳(nie)堿(jian)性(xing)蓄(xu)電(dian)池(chi)。現(xian)在(zai)則(ze)廣(guang)泛(fan)應(ying)用(yong)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)。

       防(fang)酸(suan)隔(ge)爆(bao)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)具(ju)有(you)容(rong)量(liang)大(dai)、壽(shou)命(ming)長(zhang)、易(yi)浮(fu)充(chong)電(dian)等(deng)特(te)點(dian),既(ji)適(kuo)合(ge)長(zhang)時(shi)間(jian)小(xiao)電(dian)流(liu)放(fang)電(dian)使(shi)用(yong),又(you)適(kuo)合(ge)大(dai)電(dian)流(liu)瞬(shun)時(shi)放(fang)電(dian)使(shi)用(yong),性(xing)能(neng)可(ke)靠(kao),維(wei)護(hu)方(fang)便(pian)。但(dan)它(ta)由(you)於(yu)有(you)酸(suan)霧(wu)排(pai)出(chu)和(hu)少(shao)量(liang)氫(qing)釋(shi)放(fang)杯(bei)需(xu)要(yao)有(you)專(zhuan)用(yong)的(di)具(ju)有(you)通(tong)風(feng)條(tiao)件(jian)的(di)蓄(xu)電(dian)池(chi)室(shi),不(bu)可(ke)與(yu)成(cheng)套(tao)直(zhi)流(liu)電(dian)源(yuan)櫃(ju)一(yi)起(qi)安(an)裝(zhuang),現(xian)在(zai)一(yi)般(pan)都(du)不(bu)選(xuan)用(yong)這(zhe)種(zhong)蓄(xu)電(dian)池(chi)。

       鎘(ge)鎳(nie)堿(jian)性(xing)蓄(xu)電(dian)池(chi)有(you)開(kai)口(kou)板(pan)式(shi)和(hu)開(kai)口(kou)燒(shao)結(jie)式(shi)兩(liang)大(dai)類(lei),其(qi)主(zhu)要(yao)特(te)點(dian)是(shi)電(dian)池(chi)內(nei)阻(zu)低(di)、可(ke)靠(kao)牢(lao)固(gu)、溫(wen)度(duo)特(te)性(xing)好(hao)、運(yun)行(hang)維(wei)護(hu)方(fang)便(pian)、壽(shou)命(ming)長(zhang)、放(fang)電(dian)倍(bei)率(shuai)高(gao),但(dan)該(gai)類(lei)蓄(xu)電(dian)池(chi)有(you)爬(pa)堿(jian)和(hu)漏(lou)液(ye)現(xian)象(xiang),且(qie)維(wei)護(hu)比(bi)較(jiao)麻(ma)煩(fan),目(mu)前(qian)也(ye)很(hen)少(shao)使(shi)用(yong)。

       閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)是(shi)近(jin)年(nian)來(lai)發(fa)展(zhan)起(qi)來(lai)的(di)新(xin)型(xing)蓄(xu)電(dian)池(chi)。該(gai)類(lei)蓄(xu)電(dian)池(chi)多(duo)采(cai)用(yong)鉛(qian)鈣(gai)板(pan)柵(zha)合(ge)金(jin)極(ji)板(pan)、超(chao)細(xi)玻(bo)璃(li)纖(qian)維(wei)做(zuo)隔(ge)板(pan)和(hu)貧(pin)電(dian)液(ye)結(jie)構(gou)。也(ye)有(you)采(cai)用(yong)管(guan)式(shi)正(zheng)極(ji)板(pan),專(zhuan)用(yong)隔(ge)板(pan)膠(jiao)體(ti)電(dian)解(xie)液(ye)的(di)富(fu)電(dian)液(ye)結(jie)構(gou)的(di),其(qi)基(ji)本(ben)原(yuan)理(li)都(du)是(shi)氣(qi)體(ti)在(zai)極(ji)板(pan)間(jian)轉(zhuan)移(yi),促(cu)進(jin)了(liao)再(zai)化(hua)合(ge)反(fan)應(ying),同(tong)時(shi)利(li)用(yong)減(jian)壓(ya)閥(fa)保(bao)持(chi)電(dian)池(chi)內(nei)部(bu)有(you)一(yi)定(ding)壓(ya)力(li)。這(zhe)類(lei)蓄(xu)電(dian)池(chi)具(ju)有(you)防(fang)酸(suan)式(shi)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)的(di)優(you)點(dian),而(er)且(qie)基(ji)本(ben)上(shang)屬(zhu)於(yu)免(wen)維(wei)護(hu)即(ji)免(wen)除(chu)補(bu)加(jia)水(shui)維(wei)護(hu),同(tong)時(shi)由(you)於(yu)沒(mo)有(you)酸(suan)霧(wu)和(hu)氫(qing)體(ti)排(pai)出(chu),可(ke)以(yi)與(yu)成(cheng)套(tao)直(zhi)流(liu)電(dian)源(yuan)櫃(ju)一(yi)起(qi)安(an)裝(zhuang)在(zai)主(zhu)控(kong)室(shi),現(xian)在(zai)已(yi)廣(guang)泛(fan)應(ying)用(yong)於(yu)各(ge)類(lei)變(bian)電(dian)站(zhan)中(zhong),為(wei)無(wu)人(ren)值(zhi)班(ban)變(bian)電(dian)站(zhan)的(di)蓄(xu)電(dian)池(chi)。

變(bian)電(dian)站(zhan)蓄(xu)電(dian)池(chi)容(rong)量(liang)的(di)選(xuan)擇(ze):

       選(xuan)擇(ze)蓄(xu)電(dian)池(chi)容(rong)量(liang)***先(xian)要(yao)進(jin)行(hang)直(zhi)流(liu)負(fu)荷(he)統(tong)計(ji)。直(zhi)流(liu)負(fu)荷(he)按(an)性(xing)質(zhi)可(ke)分(fen)為(wei):經(jing)常(chang)負(fu)荷(he)、事(shi)故(gu)負(fu)荷(he)、衝(chong)擊(ji)負(fu)荷(he)。經(jing)常(chang)負(fu)荷(he)主(zhu)要(yao)包(bao)括(kuo)變(bian)電(dian)站(zhan)內(nei)的(di)保(bao)護(hu)、控(kong)製(zhi)、自(zi)動(dong)化(hua)和(hu)通(tong)信(xin)設(she)備(bei)等(deng)。事(shi)故(gu)負(fu)荷(he)是(shi)指(zhi)變(bian)電(dian)站(zhan)在(zai)全(quan)站(zhan)停(ting)電(dian)後(hou),須(xu)由(you)直(zhi)流(liu)電(dian)源(yuan)供(gong)電(dian)的(di)負(fu)荷(he)。在(zai)變(bian)電(dian)站(zhan)內(nei)主(zhu)要(yao)是(shi)指(zhi)事(shi)故(gu)照(zhao)明(ming)、不(bu)間(jian)斷(duan)電(dian)源(yuan)係(ji)統(tong)(UPS)、通(tong)信(xin)備(bei)用(yong)電(dian)源(yuan)等(deng)負(fu)荷(he)。衝(chong)擊(ji)負(fu)荷(he)是(shi)指(zhi)極(ji)短(duan)的(di)時(shi)間(jian)內(nei)施(shi)加(jia)的(di)很(hen)大(dai)的(di)負(fu)荷(he)電(dian)流(liu)。在(zai)35-220 kV變(bian)電(dian)站(zhan)中(zhong)這(zhe)類(lei)負(fu)荷(he)主(zhu)要(yao)是(shi)指(zhi)電(dian)磁(ci)操(cao)作(zuo)機(ji)構(gou)的(di)斷(duan)路(lu)器(qi)分(fen)合(ge)閘(zha)電(dian)流(liu)。


2.高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)整(zheng)流(liu)模(mu)塊(kuai)

       以(yi)前(qian)我(wo)國(guo)電(dian)力(li)係(ji)統(tong)所(suo)使(shi)用(yong)的(di)直(zhi)流(liu)分(fen)合(ge)閘(zha)電(dian)源(yuan)大(dai)部(bu)分(fen)采(cai)用(yong)可(ke)控(kong)矽(gui)整(zheng)流(liu)充(chong)電(dian)裝(zhuang)置(zhi),但(dan)這(zhe)種(zhong)相(xiang)控(kong)電(dian)源(yuan)在(zai)紋(wen)波(bo)、效(xiao)率(shuai)、體(ti)積(ji)等(deng)方(fang)麵(mian)不(bu)盡(jin)如(ru)人(ren)意(yi),監(jian)控(kong)係(ji)統(tong)不(bu)完(wan)善(shan),主(zhu)從(zong)各(ge)分(fen),用(yong)戶(hu)使(shi)用(yong)不(bu)便(pian),達(da)不(bu)到(dao)電(dian)力(li)係(ji)統(tong)新(xin)的(di)要(yao)求(qiu)。另(ling)外(wai),由(you)於(yu)充(chong)電(dian)設(she)備(bei)與(yu)蓄(xu)電(dian)池(chi)並(bing)聯(lian)運(yun)行(hang),當(dang)紋(wen)波(bo)係(ji)數(shuo)較(jiao)大(dai)、浮(fu)充(chong)電(dian)壓(ya)波(bo)動(dong)或(huo)偏(pian)低(di)時(shi),會(kuai)出(chu)現(xian)蓄(xu)電(dian)池(chi)脈(mo)動(dong)充(chong)電(dian)放(fang)電(dian),對(dui)電(dian)池(chi)不(bu)利(li)。20世(shi)紀(ji)90年(nian)代(dai)以(yi)來(lai),美(mei)國(guo)、德(de)國(guo)等(deng)西(xi)方(fang)國(guo)家(jia)新(xin)建(jian)電(dian)廠(han)和(hu)變(bian)電(dian)站(zhan)已(yi)全(quan)部(bu)采(cai)用(yong)開(kai)關(guan)電(dian)源(yuan),高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)以(yi)其(qi)體(ti)積(ji)小(xiao)、重(chong)量(liang)輕(qing)、效(xiao)率(shuai)高(gao)、輸(shu)出(chu)紋(wen)波(bo)小(xiao)、模(mu)塊(kuai)疊(die)加(jia)、N+l熱(re)備(bei)份(fen)設(she)計(ji)及(ji)便(pian)於(yu)計(ji)算(suan)機(ji)管(guan)理(li)等(deng)優(you)點(dian),迎(ying)合(ge)了(liao)現(xian)代(dai)電(dian)源(yuan)的(di)潮(chao)流(liu)。近(jin)年(nian)來(lai)、國(guo)內(nei)用(yong)的(di)電(dian)源(yuan)已(yi)逐(zhu)步(bu)由(you)開(kai)關(guan)電(dian)源(yuan)取(qu)代(dai)相(xiang)控(kong)電(dian)源(yuan)。

       高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)整(zheng)流(liu)模(mu)塊(kuai)的(di)主(zhu)要(yao)功(gong)能(neng):一(yi)是(shi)交(jiao)流(liu)整(zheng)流(liu),即(ji)將(qiang)交(jiao)流(liu)電(dian)源(yuan)轉(zhuan)換(huan)成(cheng)穩(wen)定(ding)的(di)直(zhi)流(liu)電(dian)源(yuan);二(er)是(shi)穩(wen)壓(ya)整(zheng)流(liu),即(ji)適(kuo)時(shi)地(de)給(ji)蓄(xu)電(dian)池(chi)充(chong)電(dian),以(yi)確(que)保(bao)蓄(xu)電(dian)池(chi)處(chu)於(yu)隨(sui)時(shi)可(ke)供(gong)電(dian)的(di)狀(zhuang)態(tai)。

       高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)整(zheng)流(liu)模(mu)塊(kuai)的(di)特(te)點(dian):

       (1) 可(ke)控(kong)矽(gui)整(zheng)流(liu)充(chong)電(dian)裝(zhuang)置(zhi)紋(wen)波(bo)、高(gao)次(ci)諧(xie)波(bo)幹(gan)擾(rao)較(jiao)大(dai),效(xiao)率(shuai)較(jiao)低(di),體(ti)積(ji)龐(pang)大(dai),監(jian)控(kong)係(ji)統(tong)不(bu)完(wan)善(shan),難(nan)以(yi)滿(man)足(ju)綜(zeng)合(ge)自(zi)動(dong)化(hua)及(ji)無(wu)人(ren)值(zhi)班(ban)變(bian)電(dian)站(zhan)的(di)要(yao)求(qiu)。另(ling)外(wai),由(you)於(yu)閥(fa)控(kong)式(shi)密(mi)封(feng)鉛(qian)酸(suan)蓄(xu)電(dian)池(chi)內(nei)阻(zu)較(jiao)小(xiao),可(ke)控(kong)矽(gui)整(zheng)流(liu)充(chong)電(dian)設(she)備(bei)與(yu)蓄(xu)電(dian)池(chi)並(bing)聯(lian)運(yun)行(hang)使(shi)用(yong)時(shi)紋(wen)波(bo)係(ji)數(shuo)較(jiao)大(dai),引(yin)起(qi)蓄(xu)電(dian)池(chi)脈(mo)動(dong)充(chong)放(fang)電(dian),從(zong)而(er)加(jia)快(kuai)了(liao)蓄(xu)電(dian)池(chi)老(lao)化(hua)的(di)過(guo)程(cheng),影(ying)響(xiang)蓄(xu)電(dian)池(chi)的(di)使(shi)用(yong)壽(shou)命(ming),因(yin)此(ci)這(zhe)種(zhong)傳(zhuan)統(tong)的(di)可(ke)控(kong)矽(gui)整(zheng)流(liu)充(chong)電(dian)裝(zhuang)置(zhi)已(yi)逐(zhu)步(bu)被(bei)高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)取(qu)代(dai)。高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)模(mu)塊(kuai)具(ju)有(you)穩(wen)壓(ya)穩(wen)流(liu)、精(jing)度(duo)高(gao)、體(ti)積(ji)小(xiao)、重(chong)量(liang)輕(qing)、效(xiao)率(shuai)高(gao)、輸(shu)出(chu)紋(wen)波(bo)及(ji)諧(xie)波(bo)失(shi)真(zhen)小(xiao)的(di)優(you)點(dian),現(xian)在(zai)已(yi)被(bei)廣(guang)泛(fan)使(shi)用(yong)。


       (2) 可(ke)控(kong)矽(gui)整(zheng)流(liu)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)充(chong)電(dian)裝(zhuang)置(zhi)的(di)連(lian)線(xian)方(fang)式(shi)采(cai)用(yong)主(zhu)從(zong)備(bei)份(fen)方(fang)式(shi),當(dang)一(yi)台(tai)充(chong)電(dian)、浮(fu)充(chong)電(dian)裝(zhuang)置(zhi)發(fa)生(sheng)故(gu)障(zhang)時(shi),一(yi)般(pan)通(tong)過(guo)手(shou)動(dong)方(fang)式(shi)將(qiang)備(bei)用(yong)充(chong)電(dian)/浮(fu)充(chong)電(dian)裝(zhuang)置(zhi)投(tou)人(ren)使(shi)用(yong),這(zhe)種(zhong)備(bei)用(yong)方(fang)式(shi)的(di)可(ke)靠(kao)性(xing)差(chai)、運(yun)行(hang)和(hu)維(wei)護(hu)工(gong)作(zuo)量(liang)大(dai)、充(chong)電(dian)櫃(ju)數(shuo)量(liang)多(duo)、占(zhan)地(de)麵(mian)積(ji)大(dai)。高(gao)頻(pin)開(kai)關(guan)電(dian)源(yuan)充(chong)電(dian)裝(zhuang)置(zhi)采(cai)用(yong)模(mu)塊(kuai)化(hua)結(jie)構(gou)優(you)化(hua)設(she)計(ji)。備(bei)份(fen)方(fang)式(shi)為(wei)N+1熱(re)備(bei)份(fen),即(ji)包(bao)括(kuo)備(bei)份(fen)模(mu)塊(kuai)在(zai)內(nei)的(di)所(suo)有(you)電(dian)源(yuan)模(mu)塊(kuai)同(tong)時(shi)工(gong)作(zuo),當(dang)係(ji)統(tong)中(zhong)某(mou)一(yi)電(dian)源(yuan)模(mu)塊(kuai)故(gu)障(zhang)時(shi),該(gai)模(mu)塊(kuai)自(zi)動(dong)退(tui)出(chu)工(gong)作(zuo)而(er)其(qi)他(ta)模(mu)塊(kuai)仍(reng)係(ji)統(tong)正(zheng)常(chang)工(gong)作(zuo),這(zhe)種(zhong)備(bei)份(fen)方(fang)式(shi)的(di)優(you)點(dian)在(zai)幹(gan)可(ke)靠(kao)性(xing)高(gao)、係(ji)統(tong)占(zhan)地(de)麵(mian)積(ji)小(xiao)、配(pei)置(zhi)靈(ling)活(huo)、擴(kuo)容(rong)方(fang)便(pian)、運(yun)行(hang)與(yu)維(wei)護(hu)工(gong)作(zuo)量(liang)小(xiao)。

3.微(wei)機(ji)監(jian)控(kong)單(shan)元(yuan)

       微(wei)機(ji)監(jian)控(kong)單(shan)元(yuan)是(shi)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)控(kong)製(zhi)核(he)心(xin),其(qi)主(zhu)要(yao)負(fu)責(ze)監(jian)控(kong)交(jiao)流(liu)及(ji)電(dian)池(chi)狀(zhuang)態(tai)等(deng)眾(zhong)多(duo)的(di)物(wu)理(li)量(liang),並(bing)且(qie)控(kong)製(zhi)充(chong)電(dian)模(mu)塊(kuai)部(bu)分(fen)智(zhi)能(neng)地(de)對(dui)電(dian)池(chi)進(jin)行(hang)充(chong)電(dian),監(jian)控(kong)器(qi)性(xing)能(neng)的(di)優(you)劣(lie)往(wang)往(wang)決(jue)定(ding)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)性(xing)能(neng)的(di)好(hao)壞(huai)。

       電(dian)力(li)係(ji)統(tong)內(nei)的(di)直(zhi)流(liu)電(dian)源(yuan)集(ji)中(zhong)控(kong)製(zhi)係(ji)統(tong)由(you)監(jian)控(kong)調(diao)度(duo)中(zhong)心(xin)主(zhu)站(zhan)及(ji)安(an)裝(zhuang)在(zai)各(ge)個(ge)變(bian)電(dian)站(zhan)內(nei)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)上(shang)的(di)電(dian)源(yuan)監(jian)控(kong)單(shan)元(yuan)組(zu)成(cheng)。監(jian)控(kong)調(diao)度(duo)中(zhong)心(xin)可(ke)通(tong)過(guo)MODEM及(ji)電(dian)話(hua)網(wang)(或(huo)綜(zeng)合(ge)自(zi)動(dong)化(hua)係(ji)統(tong)),經(jing)變(bian)電(dian)站(zhan)內(nei)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)監(jian)控(kong)單(shan)元(yuan)對(dui)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)進(jin)行(hang)遙(yao)測(ce)、遙(yao)信(xin)、遙(yao)控(kong)和(hu)遙(yao)調(diao)。維(wei)護(hu)人(ren)員(yuan)可(ke)在(zai)監(jian)控(kong)調(diao)度(duo)中(zhong)心(xin)監(jian)視(shi)各(ge)個(ge)現(xian)場(chang)的(di)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)運(yun)行(hang)情(qing)況(kuang),一(yi)旦(dan)發(fa)現(xian)某(mou)個(ge)變(bian)電(dian)站(zhan)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)出(chu)現(xian)告(gao)警(jing),則(ze)可(ke)以(yi)直(zhi)接(jie)訪(fang)問(wen)該(gai)係(ji)統(tong)的(di)監(jian)控(kong)單(shan)元(yuan),獲(huo)取(qu)必(bi)要(yao)的(di)詳(xiang)細(xi)信(xin)息(xi),實(shi)施(shi)一(yi)些(xie)應(ying)急(ji)操(cao)作(zuo).然(ran)後(hou)根(gen)據(ju)需(xu)要(yao)做(zuo)好(hao)準(zhun)備(bei),再(zai)赴(fu)現(xian)場(chang)進(jin)行(hang)故(gu)障(zhang)處(chu)理(li),實(shi)現(xian)無(wu)人(ren)值(zhi)班(ban),提(ti)高(gao)工(gong)作(zuo)效(xiao)率(shuai)。監(jian)控(kong)單(shan)元(yuan)是(shi)智(zhi)能(neng)型(xing)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)核(he)心(xin)控(kong)製(zhi)器(qi),負(fu)責(ze)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)各(ge)組(zu)成(cheng)部(bu)分(fen)的(di)集(ji)中(zhong)管(guan)理(li),通(tong)過(guo)串(chuan)行(hang)的(di)RS232/RS485接(jie)口(kou),與(yu)變(bian)電(dian)站(zhan)內(nei)的(di)綜(zeng)合(ge)自(zi)動(dong)化(hua)係(ji)統(tong)或(huo)地(de)區(ou)調(diao)度(duo)聯(lian)係(ji)。

4.絕(jue)緣(yuan)監(jian)測(ce)裝(zhuang)置(zhi)和(hu)自(zi)動(dong)調(diao)壓(ya)模(mu)塊(kuai)

       絕(jue)緣(yuan)監(jian)測(ce)裝(zhuang)置(zhi):變(bian)電(dian)站(zhan)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)是(shi)不(bu)接(jie)地(de)係(ji)統(tong),當(dang)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)發(fa)生(sheng)接(jie)地(de)時(shi)會(kuai)引(yin)起(qi)繼(ji)電(dian)保(bao)護(hu)的(di)誤(wu)動(dong)或(huo)拒(ju)動(dong)以(yi)及(ji)直(zhi)流(liu)電(dian)動(dong)機(ji)的(di)異(yi)常(chang)甚(shen)至(zhi)損(sun)壞(huai)。直(zhi)流(liu)操(cao)作(zuo)電(dian)源(yuan)需(xu)要(yao)配(pei)置(zhi)絕(jue)緣(yuan)監(jian)察(cha)裝(zhuang)置(zhi),監(jian)測(ce)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)接(jie)地(de)故(gu)障(zhang)與(yu)絕(jue)緣(yuan)水(shui)平(ping)。過(guo)去(qu),往(wang)往(wang)使(shi)用(yong)絕(jue)緣(yuan)監(jian)測(ce)繼(ji)電(dian)器(qi)來(lai)完(wan)成(cheng)對(dui)直(zhi)流(liu)母(mu)線(xian)絕(jue)緣(yuan)狀(zhuang)況(kuang)的(di)在(zai)線(xian)監(jian)測(ce),這(zhe)種(zhong)繼(ji)電(dian)器(qi)具(ju)有(you)體(ti)積(ji)小(xiao)、安(an)裝(zhuang)方(fang)便(pian)的(di)特(te)點(dian),但(dan)隻(zhi)能(neng)反(fan)映(ying)整(zheng)個(ge)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)絕(jue)緣(yuan)水(shui)平(ping),不(bu)能(neng)確(que)定(ding)具(ju)體(ti)的(di)故(gu)障(zhang)回(hui)路(lu),需(xu)要(yao)逐(zhu)個(ge)拉(la)開(kai)回(hui)路(lu)來(lai)確(que)定(ding)接(jie)地(de)故(gu)障(zhang)點(dian),查(cha)找(zhao)故(gu)障(zhang)十(shi)分(fen)困(kun)難(nan)。現(xian)在(zai)變(bian)電(dian)站(zhan)內(nei)使(shi)用(yong)的(di)微(wei)機(ji)直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)接(jie)地(de)巡(xun)檢(jian)儀(yi),除(chu)可(ke)監(jian)視(shi)母(mu)線(xian)電(dian)壓(ya)與(yu)絕(jue)緣(yuan)外(wai),還(huan)可(ke)對(dui)各(ge)直(zhi)流(liu)接(jie)地(de)支(zhi)路(lu)進(jin)行(hang)判(pan)斷(duan),直(zhi)流(liu)電(dian)源(yuan)係(ji)統(tong)的(di)接(jie)地(de)信(xin)息(xi)可(ke)通(tong)過(guo)串(chuan)行(hang)口(kou)傳(zhuan)送(song)至(zhi)本(ben)地(de)監(jian)控(kong)或(huo)後(hou)台(tai)監(jian)控(kong)計(ji)算(suan)機(ji)。正(zheng)常(chang)情(qing)況(kuang)下(xia),係(ji)統(tong)各(ge)支(zhi)路(lu)對(dui)地(de)絕(jue)緣(yuan)電(dian)阻(zu)相(xiang)近(jin)且(qie)較(jiao)高(gao),大(dai)於(yu)允(yun)許(xu)絕(jue)緣(yuan)電(dian)阻(zu)值(zhi),裝(zhuang)置(zhi)報(bao)警(jing)回(hui)路(lu)不(bu)動(dong)作(zuo),僅(jin)進(jin)行(hang)常(chang)規(gui)工(gong)作(zuo),如(ru)正(zheng)、負(fu)母(mu)線(xian)電(dian)壓(ya),正(zheng)、負(fu)母(mu)線(xian)絕(jue)緣(yuan)電(dian)阻(zu)的(di)巡(xun)回(hui)檢(jian)測(ce)、顯(xian)示(shi)。在(zai)支(zhi)路(lu)或(huo)母(mu)線(xian)接(jie)地(de)時(shi)或(huo)絕(jue)緣(yuan)電(dian)阻(zu)降(xiang)低(di)超(chao)過(guo)允(yun)許(xu)值(zhi)時(shi),裝(zhuang)置(zhi)報(bao)警(jing)並(bing)顯(xian)示(shi)相(xiang)應(ying)回(hui)路(lu)絕(jue)緣(yuan)電(dian)阻(zu)值(zhi),查(cha)找(zhao)接(jie)地(de)故(gu)障(zhang)非(fei)常(chang)方(fang)便(pian)。

       自(zi)動(dong)調(diao)壓(ya)模(mu)塊(kuai):電(dian)力(li)操(cao)作(zuo)電(dian)源(yuan)的(di)額(e)定(ding)輸(shu)出(chu)電(dian)壓(ya)一(yi)般(pan)選(xuan)擇(ze)為(wei)110 V或(huo)220 V,如(ru)果(guo)考(kao)慮(lv)蓄(xu)電(dian)池(chi)均(jun)充(chong)電(dian)運(yun)行(hang)的(di)需(xu)要(yao),輸(shu)出(chu)電(dian)壓(ya)高(gao)則(ze)可(ke)達(da)到(dao)額(e)定(ding)輸(shu)出(chu)電(dian)壓(ya)的(di)145%,220V係(ji)統(tong),高(gao)輸(shu)出(chu)電(dian)壓(ya)可(ke)達(da)到(dao)330 V。因(yin)為(wei)蓄(xu)電(dian)池(chi)的(di)端(duan)電(dian)壓(ya)變(bian)化(hua)範(fan)圍(wei)很(hen)大(dai),所(suo)以(yi)在(zai)電(dian)力(li)係(ji)統(tong)中(zhong),除(chu)了(liao)合(ge)閘(zha)等(deng)衝(chong)擊(ji)性(xing)負(fu)載(zai)直(zhi)接(jie)接(jie)在(zai)蓄(xu)電(dian)池(chi)的(di)輸(shu)出(chu)端(duan)(合(ge)閘(zha)母(mu)線(xian))之(zhi)外(wai),控(kong)製(zhi)類(lei)負(fu)載(zai)都(du)通(tong)過(guo)調(diao)壓(ya)裝(zhuang)置(zhi)間(jian)接(jie)與(yu)蓄(xu)電(dian)池(chi)相(xiang)連(lian)接(jie)(調(diao)壓(ya)裝(zhuang)置(zhi)的(di)輸(shu)出(chu)母(mu)線(xian)被(bei)稱(chen)為(wei)控(kong)製(zhi)母(mu)線(xian)),以(yi)獲(huo)得(dei)比(bi)較(jiao)穩(wen)定(ding)的(di)工(gong)作(zuo)電(dian)壓(ya)。

 


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