電(dian)(dian)(dian)能質(zhi)量的在(zai)線(xian)(xian)監(jian)(jian)測(ce)是對重(zhong)要變電(dian)(dian)(dian)站(zhan)或實(shi)施(shi)無人值(zhi)班變電(dian)(dian)(dian)站(zhan)的公共配(pei)(pei)電(dian)(dian)(dian)點或重(zhong)要電(dian)(dian)(dian)力(li)用(yong)(yong)戶的配(pei)(pei)電(dian)(dian)(dian)點可(ke)實(shi)行(xing)在(zai)線(xian)(xian)連(lian)續監(jian)(jian)測(ce)。在(zai)線(xian)(xian)檢測(ce)主要適用(yong)(yong)于監(jian)(jian)測(ce)電(dian)(dian)(dian)網(wang)電(dian)(dian)(dian)壓質(zhi)量偏差、三相電(dian)(dian)(dian)壓不(bu)平(ping)衡、電(dian)(dian)(dian)壓諧波等(deng)狀態(tai)，以及電(dian)(dian)(dian)力(li)用(yong)(yong)戶負荷注入公用(yong)(yong)電(dian)(dian)(dian)網(wang)的諧波電(dian)(dian)(dian)流和負序(xu)電(dian)(dian)(dian)流等(deng)指標。

生產(chan)型企業無功補償(chang)元器件優缺點分析

另外由于(yu)可(ke)控硅(gui)(gui)的(de)(de)(de)觸發次數沒(mei)有限制，可(ke)以實(shi)現準動(dong)態補(bu)償（響應時間在毫秒(miao)級），因此(ci)適用(yong)于(yu)電容器(qi)的(de)(de)(de)頻(pin)繁投(tou)(tou)切(qie)(qie)，非常適用(yong)于(yu)頻(pin)繁變化的(de)(de)(de)負荷情(qing)況(kuang)，相對于(yu)交(jiao)流(liu)接(jie)觸器(qi)有了(le)質的(de)(de)(de)飛躍。可(ke)控硅(gui)(gui)開關(guan)的(de)(de)(de)缺點是結構復雜、體積大(da)、損耗(hao)大(da)、成本高、可(ke)靠性差(cha)，優點是能實(shi)現過零投(tou)(tou)切(qie)(qie)、動(dong)作迅速、反(fan)應快(kuai)，多用(yong)于(yu)動(dong)態補(bu)償的(de)(de)(de)場(chang)合，而不適用(yong)于(yu)常規(gui)低(di)壓電容器(qi)投(tou)(tou)切(qie)(qie)的(de)(de)(de)無(wu)功(gong)補(bu)償裝置中。

電(dian)(dian)(dian)壓(ya)(ya)支撐點(dian)工作能力(li)的(de)(de)(de)高低(di)，除與賠(pei)償(chang)方(fang)式和賠(pei)償(chang)容積(ji)尺寸相(xiang)(xiang)關外，小試控投更(geng)與賠(pei)償(chang)設(she)(she)(she)備的(de)(de)(de)調整(zheng)控制(zhi)力(li)和響應時間相(xiang)(xiang)關。串(chuan)聯電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)容器雖是(shi)常見而質優價廉的(de)(de)(de)賠(pei)償(chang)機器設(she)(she)(she)備，但其無(wu)功(gong)功(gong)率負荷率在電(dian)(dian)(dian)壓(ya)(ya)降(jiang)低(di)將(jiang)按電(dian)(dian)(dian)壓(ya)(ya)的(de)(de)(de)平(ping)方(fang)米值降(jiang)低(di)，不利支撐點(dian)電(dian)(dian)(dian)壓(ya)(ya)。很(hen)多安置串(chuan)聯補(bu)(bu)償(chang)電(dian)(dian)(dian)容器反倒有安全事故(gu)產生(sheng)促長電(dian)(dian)(dian)網電(dian)(dian)(dian)壓(ya)(ya)奔潰的(de)(de)(de)概(gai)率。選用同歩(bu)調相(xiang)(xiang)機和靜(jing)止(zhi)不動(dong)無(wu)功(gong)補(bu)(bu)償(chang)設(she)(she)(she)備加上適度的(de)(de)(de)調整(zheng)操(cao)縱(zong)，是(shi)較(jiao)為理想(xiang)化的(de)(de)(de)支撐點(dian)電(dian)(dian)(dian)壓(ya)(ya)的(de)(de)(de)無(wu)功(gong)補(bu)(bu)償(chang)機器設(she)(she)(she)備。近些年，世界各(ge)國均重視靜(jing)止(zhi)不動(dong)賠(pei)償(chang)設(she)(she)(she)備的(de)(de)(de)運用。