變(bian)電(dian)站(zhan)直(zhi)流(liu)係(ji)統(tong)與(yu)繼(ji)電(dian)保(bao)護(hu)、信(xin)號(hao)裝(zhuang)置(zhi)、自(zi)動(dong)裝(zhuang)置(zhi)以(yi)及(ji)屋(wu)內(nei)、外(wai)配(pei)電(dian)裝(zhuang)置(zhi)的(di)端(duan)子(zi)箱(xiang)、操(cao)動(dong)機(ji)構(gou)等(deng)連(lian)接(jie)，因(yin)此(ci)直(zhi)流(liu)係(ji)統(tong)比(bi)較(jiao)複(fu)雜(za)，發(fa)生(sheng)接(jie)地(de)故(gu)障(zhang)的(di)機(ji)會(kuai)較(jiao)多(duo)，當(dang)發(fa)生(sheng)一(yi)點(dian)接(jie)地(de)時(shi)，無(wu)短(duan)路(lu)電(dian)流(liu)流(liu)過(guo)，熔(rong)斷(duan)器(qi)不(bu)會(kuai)熔(rong)斷(duan)，所(suo)以(yi)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
係(ji)統(tong)功(gong)能(neng)拓(ta)撲(pu)圖(tu) 在(zai)本(ben)規(gui)格(ge)書(shu)中(zhong)，HDGC3992係(ji)列(lie)產(chan)品(pin)的(di)能(neng)源(yuan)變(bian)換(huan)過(guo)程(cheng)主(zhu)要(yao)由(you)AC-DC變(bian)流(liu)器(qi)單(shan)元(yuan)恒(heng)定(ding)內(nei)部(bu)直(zhi)流(liu)母(mu)線(xian)，所(suo)有(you)DC-DC變(bian)流(liu)器(qi)單(shan)元(yuan)通(tong)過(guo)共(gong)用(yong)內(nei)部(bu)直(zhi)流(liu)母(mu)線(xian)配(pei)合(ge)相(xiang)應(ying)的(di)控(kong)製(zhi)策(ce)略(lüe)來(lai)完(wan)成(cheng)。交(jiao)流(liu)電(dian)網(wang)進(jin)入(ru)HDGC3992內(nei)部(bu)經(jing)過(guo)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
在(zai)電(dian)工(gong)原(yuan)理(li)中(zhong),線(xian)性(xing)電(dian)路(lu)的(di)功(gong)率(shuai)因(yin)數(shuo)PF ( Power Factor )習(xi)慣(guan)定(ding)義(yi)為(wei)cosφ，φ是(shi)正(zheng)弦(xian)電(dian)壓(ya)和(hu)正(zheng)弦(xian)電(dian)流(liu)間(jian)的(di)相(xiang)角(jue)差(chai)。但(dan)在(zai)各(ge)種(zhong)整(zheng)流(liu)濾(lv)波(bo)電(dian)路(lu)使(shi)輸(shu)入(ru)電(dian)壓(ya)為(wei)正(zheng)弦(xian)，電(dian)流(liu)也(ye)會(kuai)發(fa)生(sheng)嚴(yan)重(chong)畸(ji)變(bian)。
此(ci)時(shi),功(gong)率(shuai)因(yin)數(shuo)的(di)定(ding)義(yi)為(wei)PF=……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
HDGC3992係(ji)列(lie)動(dong)力(li)電(dian)池(chi)性(xing)能(neng)檢(jian)測(ce)係(ji)統(tong)是(shi)一(yi)款(kuan)由(you)計(ji)算(suan)機(ji)遠(yuan)程(cheng)檢(jian)測(ce)監(jian)控(kong)處(chu)理(li)平(ping)台(tai)控(kong)製(zhi)的(di)雙(shuang)向(xiang)單(shan)通(tong)道(dao)、多(duo)通(tong)道(dao)直(zhi)流(liu)電(dian)源(yuan)處(chu)理(li)係(ji)統(tong)，可(ke)提(ti)供(gong)用(yong)戶(hu)設(she)定(ding)參(shen)數(shuo)靈(ling)活(huo)地(de)與(yu)負(fu)載(zai)之(zhi)間(jian)進(jin)行(hang)雙(shuang)向(xiang)的(di)能(neng)量(liang)流(liu)動(dong)控(kong)製(zhi)。該(gai)係(ji)統(tong)專(zhuan)為(wei)需(xu)要(yao)對(dui)動(dong)力(li)電(dian)池(chi)P……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
絕(jue)緣(yuan)柵(zha)極(ji)雙(shuang)極(ji)晶(jing)體(ti)管(guan)( IGBT )是(shi)20世(shi)紀(ji)80年(nian)代(dai)發(fa)展(zhan)起(qi)來(lai)的(di)一(yi)種(zhong)新(xin)型(xing)複(fu)合(ge)器(qi)件(jian)。IGBT綜(zeng)合(ge)了(liao)功(gong)率(shuai)MOSFET和(hu)GTR的(di)優(you)點(dian),具(ju)有(you)良(liang)好(hao)的(di)特(te)性(xing),有(you)更(geng)廣(guang)泛(fan)的(di)應(ying)用(yong)領(ling)域(yu)。目(mu)前(qian)IGBT的(di)電(dian)流(liu)和(hu)電(dian)壓(ya)等(deng)級(ji)已(yi)達(da)2500A/ 4500V ,關(guan)斷(duan)時(shi)間(jian)已(yi)縮(suo)短(duan)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
早(zao)期(qi)UPS電(dian)源(yuan)所(suo)使(shi)用(yong)的(di)功(gong)率(shuai)開(kai)關(guan)器(qi)件(jian)為(wei)普(pu)通(tong)晶(jing)閘(zha)管(guan)及(ji)其(qi)派(pai)生(sheng)器(qi)件(jian),這(zhe)類(lei)器(qi)件(jian)的(di)優(you)點(dian)是(shi)耐(nai)高(gao)壓(ya)、通(tong)流(liu)能(neng)力(li)強(jiang),但(dan)它(ta)們(men)也(ye)存(cun)在(zai)著(zhuo)工(gong)作(zuo)效(xiao)率(shuai)低(di)和(hu)不(bu)能(neng)自(zi)關(guan)斷(duan)的(di)缺(que)點(dian),因(yin)而(er)已(yi)逐(zhu)漸(jian)被(bei)近(jin)年(nian)來(lai)新(xin)出(chu)現(xian)的(di)全(quan)控(kong)型(xing)器(qi)件(jian)所(suo)取(qu)代(dai)。在(zai)UPS中(zhong),較(jiao)為(wei)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
直(zhi)流(liu)係(ji)統(tong)表(biao)計(ji)配(pei)置(zhi)應(ying)符(fu)合(ge)下(xia)列(lie)規(gui)定(ding)： 一(yi)、蓄(xu)電(dian)池(chi)、充(chong)電(dian)和(hu)浮(fu)充(chong)電(dian)裝(zhuang)置(zhi)的(di)輸(shu)出(chu)回(hui)路(lu)應(ying)裝(zhuang)設(she)直(zhi)流(liu)電(dian)流(liu)表(biao)。放(fang)電(dian)試(shi)驗(yan)回(hui)路(lu)宜(yi)有(you)電(dian)流(liu)表(biao)。 二(er)、直(zhi)流(liu)主(zhu)母(mu)線(xian)、直(zhi)流(liu)分(fen)電(dian)屏(bing)(櫃(ju))、蓄(xu)電(dian)池(chi)和(hu)充(chong)電(dian)裝(zhuang)置(zhi)的(di)輸(shu)出(chu)回(hui)路(lu)宜(yi)裝(zhuang)設(she)直(zhi)流(liu)電(dian)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
安(an)全(quan)信(xin)息(xi) · 除(chu)了(liao)在(zai)本(ben)手(shou)冊(ce)中(zhong)提(ti)到(dao)的(di),不(bu)要(yao)去(qu)嚐(chang)試(shi)維(wei)護(hu)設(she)備(bei)。設(she)備(bei)內(nei)部(bu)有(you)高(gao)壓(ya)，超(chao)出(chu)本(ben)手(shou)冊(ce)提(ti)到(dao)的(di)維(wei)護(hu)需(xu)由(you)經(jing)授(shou)權(quan)的(di)人(ren)員(yuan)完(wan)成(cheng)。 · 不(bu)允(yun)許(xu)讓(rang)液(ye)體(ti)或(huo)潮(chao)氣(qi)進(jin)入(ru)設(she)備(bei)。如(ru)果(guo)液(ye)體(ti)進(jin)入(ru)設(she)備(bei)請(qing)立(li)即(ji)切(qie)斷(duan)電(dian)源(yuan)並(bing)聯(lian)係(ji)服(fu)務(wu)中(zhong)心(xin)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
習(xi)慣(guan)上(shang)人(ren)們(men)將(qiang)交(jiao)流(liu)電(dian)變(bian)為(wei)直(zhi)流(liu)電(dian)謂(wei)之(zhi)整(zheng)流(liu),而(er)將(qiang)直(zhi)流(liu)電(dian)變(bian)為(wei)交(jiao)流(liu)電(dian)謂(wei)之(zhi)逆(ni)變(bian),實(shi)現(xian)交(jiao)流(liu)電(dian)變(bian)為(wei)直(zhi)流(liu)電(dian)的(di)設(she)備(bei)叫(jiao)整(zheng)流(liu)器(qi),實(shi)現(xian)直(zhi)流(liu)電(dian)變(bian)為(wei)交(jiao)流(liu)電(dian)的(di)設(she)備(bei)叫(jiao)逆(ni)變(bian)器(qi)。逆(ni)變(bian)器(qi)在(zai)UPS中(zhong)處(chu)於(yu)核(he)心(xin)地(de)位(wei),尤(you)其(qi)是(shi)對(dui)在(zai)線(xian)式(shi)UPS而(er)言(yan),逆(ni)變(bian)器(qi)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
無(wu)人(ren)值(zhi)班(ban)變(bian)電(dian)站(zhan)直(zhi)流(liu)係(ji)統(tong)充(chong)電(dian)裝(zhuang)置(zhi)應(ying)具(ju)備(bei)微(wei)機(ji)自(zi)動(dong)控(kong)製(zhi)功(gong)能(neng)。正(zheng)常(chang)運(yun)行(hang)以(yi)全(quan)浮(fu)充(chong)電(dian)方(fang)式(shi)運(yun)行(hang)，並(bing)具(ju)有(you)自(zi)動(dong)均(jun)衡(heng)充(chong)電(dian)、交(jiao)流(liu)電(dian)源(yuan)自(zi)動(dong)投(tou)切(qie)等(deng)功(gong)能(neng)。
同(tong)時(shi)直(zhi)流(liu)係(ji)統(tong)應(ying)有(you)下(xia)列(lie)遠(yuan)傳(zhuan)量(liang)：
① 遙(yao)測(ce)……
發(fa)布(bu)時(shi)間(jian):
2021
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03
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25
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