為(wei)了(le)確定(ding)出較為(wei)合理的(de)(de)安(an)全補償方案,可以(yi)從多方面入手考慮,然(ran)后將各(ge)個關鍵點逐一確定(ding),盡(jin)可能(neng)的(de)(de)保障電能(neng)質量(liang)的(de)(de)穩定(ding)性。安(an)全補償方案具體包括(kuo)了(le)哪些內容(rong)?首先是安(an)全補償補償容(rong)量(liang)的(de)(de)確定(ding),可以(yi)用(yong)經驗算(suan)法(fa)和公式法(fa)。經驗算(suan)法(fa)主(zhu)要是根(gen)據(ju)行業(ye)的(de)(de)特點,采用(yong)按照變(bian)(bian)壓器容(rong)量(liang)的(de)(de)百分比來確定(ding),以(yi)建筑(zhu)行業(ye)來說(shuo),采用(yong)的(de)(de)算(suan)法(fa)為(wei)變(bian)(bian)壓器額定(ding)容(rong)量(liang)的(de)(de)30%作為(wei)無功(gong)補償容(rong)量(liang)。
純電(dian)容無功補(bu)償(chang)模組(zu)解決方案(an)
靜止無(wu)功(gong)(gong)發(fa)生(sheng)器是新出現(xian)(xian)的(de)(de)一種基于(yu)大功(gong)(gong)率逆(ni)變(bian)器的(de)(de)無(wu)功(gong)(gong)補償(chang)裝(zhuang)置,是電力行業科技柔性(xing)交流輸(shu)電系(xi)(xi)統(tong)中的(de)(de)重要組成部分(fen)。它將電力電子技術、計(ji)算(suan)機技術和現(xian)(xian)代控制(zhi)技術應用(yong)于(yu)電力系(xi)(xi)統(tong),通過對裝(zhuang)置輸(shu)出電壓相位的(de)(de)控制(zhi),對電力系(xi)(xi)統(tong)的(de)(de)網(wang)絡參(can)數和網(wang)絡結構實施靈活、快(kuai)速(su)的(de)(de)控制(zhi),從感性(xing)到容(rong)性(xing)的(de)(de)整個(ge)范圍(wei)進行連續的(de)(de)無(wu)功(gong)(gong)調節,達到快(kuai)速(su)補償(chang)系(xi)(xi)統(tong)對無(wu)功(gong)(gong)功(gong)(gong)率的(de)(de)需(xu)求,從而(er)抑(yi)制(zhi)電壓波動并(bing)增強系(xi)(xi)統(tong)穩定性(xing)。??
該(gai)系(xi)列干式鐵芯(xin)串(chuan)聯電(dian)(dian)(dian)(dian)抗(kang)器(qi)(qi)用(yong)于(yu)低(di)(di)壓無(wu)功(gong)補償柜中,與(yu)電(dian)(dian)(dian)(dian)容器(qi)(qi)相(xiang)串(chuan)聯,當低(di)(di)壓電(dian)(dian)(dian)(dian)網中有(you)(you)大量整流、變流裝置等諧波(bo)源時,其產生的高次諧波(bo)會嚴(yan)重危害主變及(ji)其它電(dian)(dian)(dian)(dian)器(qi)(qi)設(she)備的安全運行(xing)。電(dian)(dian)(dian)(dian)抗(kang)器(qi)(qi)與(yu)電(dian)(dian)(dian)(dian)容器(qi)(qi)相(xiang)串(chuan)聯后(hou),能(neng)有(you)(you)效地吸(xi)收(shou)電(dian)(dian)(dian)(dian)網諧波(bo),改善系(xi)統的電(dian)(dian)(dian)(dian)壓波(bo)形,提高系(xi)統的功(gong)率因數,并(bing)能(neng)有(you)(you)效地抑制(zhi)合閘涌流及(ji)操作過(guo)電(dian)(dian)(dian)(dian)壓,有(you)(you)效地保護了電(dian)(dian)(dian)(dian)容器(qi)(qi)。低(di)(di)壓限流電(dian)(dian)(dian)(dian)抗(kang)器(qi)(qi) 概述