由(you)于(yu)在(zai)智(zhi)能(neng)小區的(de)配電(dian)(dian)系(xi)統(tong)中(zhong)使用了大(da)量(liang)的(de)感(gan)性負載,感(gan)性負載在(zai)運行過程中(zhong)需要(yao)消耗大(da)量(liang)的(de)無功(gong)功(gong)率,造(zao)成(cheng)配電(dian)(dian)系(xi)統(tong)產生一系(xi)列的(de)問題,比如降低發(fa)電(dian)(dian)機有功(gong)功(gong)率的(de)輸出(chu);降低輸、變電(dian)(dian)設備的(de)供電(dian)(dian)能(neng)力;造(zao)成(cheng)線(xian)路電(dian)(dian)壓損(sun)失增大(da)和(he)電(dian)(dian)能(neng)損(sun)耗的(de)增加;造(zao)成(cheng)低功(gong)率因數(shu)運行和(he)電(dian)(dian)壓下降,使電(dian)(dian)氣(qi)設備容量(liang)得不到充(chong)分發(fa)揮等(deng)。
變壓器無功補(bu)償(chang)的補(bu)償(chang)標(biao)準是什么
串聯電抗器(qi)(qi)(qi)的作用(yong)主要有:1.抑制諧(xie)波(bo)(bo)(bo)放大,并且濾除(chu)一(yi)定(ding)比例(li)的諧(xie)波(bo)(bo)(bo)。2.經過精 確(que)搭配,與電容(rong)器(qi)(qi)(qi)串聯組成無源濾波(bo)(bo)(bo)器(qi)(qi)(qi),可(ke)以(yi)精 確(que)濾除(chu)某次諧(xie)波(bo)(bo)(bo)。3.抑制投入電容(rong)器(qi)(qi)(qi)時的涌流,保護電容(rong)器(qi)(qi)(qi)及(ji)其它元器(qi)(qi)(qi)件。
跟蹤補(bu)(bu)償(chang):是指(zhi)以無(wu)功(gong)補(bu)(bu)償(chang)投切裝(zhuang)置(zhi)(zhi)作為控(kong)制(zhi)保(bao)護裝(zhuang)置(zhi)(zhi),將(jiang)低(di)壓(ya)電(dian)容(rong)器(qi)(qi)組(zu)補(bu)(bu)償(chang)在用(yong)戶配電(dian)變壓(ya)器(qi)(qi)低(di)壓(ya)側的(de)(de)(de)補(bu)(bu)償(chang)方式。這(zhe)種補(bu)(bu)償(chang)方式,部分相當于(yu)隨器(qi)(qi)補(bu)(bu)償(chang)的(de)(de)(de)作用(yong),主要適用(yong)與100kVA及以上的(de)(de)(de)專用(yong)配電(dian)變壓(ya)器(qi)(qi)用(yong)戶。跟蹤補(bu)(bu)償(chang)的(de)(de)(de)優點是可較好(hao)(hao)地跟蹤無(wu)功(gong)負(fu)荷(he)的(de)(de)(de)變化,運行方式靈活,補(bu)(bu)償(chang)效果好(hao)(hao),但(dan)是費用(yong)高,且自動投切裝(zhuang)置(zhi)(zhi)較隨機(ji)或(huo)隨器(qi)(qi)補(bu)(bu)償(chang)的(de)(de)(de)控(kong)制(zhi)保(bao)護裝(zhuang)置(zhi)(zhi)復雜(za),如有任一元(yuan)件損(sun)壞,則可導致電(dian)容(rong)器(qi)(qi)不能投切。其主要適于(yu)大(da)容(rong)量大(da)負(fu)荷(he)的(de)(de)(de)配變。