當電(dian)(dian)(dian)網的(de)負荷呈感性(xing)時，如電(dian)(dian)(dian)動(dong)機、電(dian)(dian)(dian)焊(han)機等負載，這時電(dian)(dian)(dian)網的(de)電(dian)(dian)(dian)流(liu)滯帶后電(dian)(dian)(dian)壓(ya)一個角(jiao)度，當負荷呈容(rong)性(xing)時，如過量的(de)補償裝(zhuang)置(zhi)的(de)控(kong)制(zhi)(zhi)器(qi)，這是時電(dian)(dian)(dian)網的(de)電(dian)(dian)(dian)流(liu)超前于電(dian)(dian)(dian)壓(ya)的(de)一個角(jiao)度，即(ji)功(gong)率因數(shu)超前或滯后是指(zhi)電(dian)(dian)(dian)流(liu)與電(dian)(dian)(dian)壓(ya)的(de)相(xiang)位(wei)關系(xi)。通過補償裝(zhuang)置(zhi)的(de)控(kong)制(zhi)(zhi)器(qi)檢測供電(dian)(dian)(dian)系(xi)統的(de)物(wu)理量，來決(jue)定電(dian)(dian)(dian)容(rong)器(qi)的(de)投切量，這個物(wu)理量可(ke)以是功(gong)率因數(shu)或無功(gong)電(dian)(dian)(dian)流(liu)或無功(gong)功(gong)率。

汽車(che)焊接車(che)間濾波補償模組在光伏產(chan)業中(zhong)的(de)作用(yong)

變(bian)壓(ya)器諧波電(dian)流(liu)(liu)是(shi)由其(qi)勵磁回路的(de)(de)(de)非線性引起的(de)(de)(de)，產生諧波電(dian)流(liu)(liu)的(de)(de)(de)大小(xiao)與(yu)變(bian)壓(ya)器的(de)(de)(de)鐵心結構、鐵心飽和程度以(yi)及變(bian)壓(ya)器的(de)(de)(de)連接力式都(dou)有關系。電(dian)力系統運行(xing)的(de)(de)(de)內、外故障也會(hui)造成(cheng)電(dian)能(neng)質(zhi)(zhi)量問(wen)題(ti)，如短路故障、雷擊、誤操(cao)作、電(dian)網故障時發電(dian)機及勵磁系統的(de)(de)(de)工作狀態的(de)(de)(de)改變(bian)、故障保護裝(zhuang)置中的(de)(de)(de)電(dian)力電(dian)子設(she)備的(de)(de)(de)啟(qi)動等都(dou)將造成(cheng)各種電(dian)能(neng)質(zhi)(zhi)量問(wen)題(ti)。

串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器用于(yu)賠償(chang)(chang)輸配(pei)電(dian)(dian)線路(lu)的感抗，具有減少電(dian)(dian)氣設備間距提(ti)升可靠性水(shui)準和線路(lu)的輸配(pei)電(dian)(dian)容(rong)(rong)積(ji)的功效(xiao)。串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器組多見串(chuan)(chuan)(chuan)、串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)組成(cheng)，串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)紗支由(you)線路(lu)運輸容(rong)(rong)積(ji)而(er)定(ding)，串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)數(shu)量則由(you)需要的串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器賠償(chang)(chang)度(du)（串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器的容(rong)(rong)抗與所(suo)賠償(chang)(chang)的線路(lu)感抗之比）而(er)定(ding)。小(xiao)試(shi)控投(tou)串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器賠償(chang)(chang)一般在(zai)50下列(lie)，不(bu)適合過高，以防造(zao)成(cheng)系統(tong)軟件的次(ci)同步諧(xie)振(zhen)。輸電(dian)(dian)網(wang)因其特性阻抗不(bu)勻而(er)導致(zhi)電(dian)(dian)場時(shi)，也能用串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器來(lai)賠償(chang)(chang)。日本國在(zai)110kV雙回路(lu)中(zhong)應用了串(chuan)(chuan)(chuan)聯(lian)(lian)(lian)(lian)(lian)電(dian)(dian)容(rong)(rong)器賠償(chang)(chang)。