電(dian)(dian)(dian)能質(zhi)量(liang)(liang)(liang)從嚴(yan)格意思上(shang)講，衡(heng)量(liang)(liang)(liang)電(dian)(dian)(dian)能質(zhi)量(liang)(liang)(liang)的(de)(de)(de)主要(yao)指標(biao)有(you)電(dian)(dian)(dian)壓、頻率和(he)(he)波形。從普遍意義上(shang)講是(shi)(shi)指優質(zhi)供電(dian)(dian)(dian)，包括電(dian)(dian)(dian)壓質(zhi)量(liang)(liang)(liang)、電(dian)(dian)(dian)流(liu)(liu)質(zhi)量(liang)(liang)(liang)、供電(dian)(dian)(dian)質(zhi)量(liang)(liang)(liang)和(he)(he)用(yong)(yong)電(dian)(dian)(dian)質(zhi)量(liang)(liang)(liang)。為了改善(shan)電(dian)(dian)(dian)能質(zhi)量(liang)(liang)(liang)，需要(yao)采取相(xiang)應的(de)(de)(de)措施，并聯逆變(bian)器(qi)(qi)進(jin)(jin)行(xing)非線(xian)性負(fu)載諧波電(dian)(dian)(dian)流(liu)(liu)及(ji)無功補償使用(yong)(yong)的(de)(de)(de)是(shi)(shi) PWM 電(dian)(dian)(dian)流(liu)(liu)控(kong)制技術，起到調(diao)節電(dian)(dian)(dian)容直流(liu)(liu)電(dian)(dian)(dian)壓的(de)(de)(de)作用(yong)(yong)。而串聯逆變(bian)器(qi)(qi)使用(yong)(yong)的(de)(de)(de)是(shi)(shi) PWM 電(dian)(dian)(dian)壓控(kong)制技術，其主要(yao)是(shi)(shi)對輸出的(de)(de)(de)電(dian)(dian)(dian)壓進(jin)(jin)行(xing)控(kong)制以(yi)達到抑制諧波、降(jiang)低負(fu)荷的(de)(de)(de)敏感程度。

醫(yi)院配電(dian)系統補償模組的(de)諧波放大問題(ti)解決辦(ban)法

電(dian)(dian)源線(xian)(xian)(xian)首(shou)先(xian)要(yao)(yao)根據電(dian)(dian)容(rong)(rong)補(bu)(bu)償裝置(zhi)柜(ju)配置(zhi)的全部電(dian)(dian)容(rong)(rong)器的容(rong)(rong)量(liang)，即總的額定(ding)電(dian)(dian)流(liu)之和的1.5倍來選擇電(dian)(dian)源導線(xian)(xian)(xian)的截面(mian)積(ji)(ji)，其(qi) 小(xiao)截面(mian)積(ji)(ji)不得小(xiao)于50m㎡塑(su)銅線(xian)(xian)(xian)，電(dian)(dian)源線(xian)(xian)(xian)兩端連接一定(ding)要(yao)(yao)用(yong)銅鼻(bi)壓接，保證接觸面(mian)連接可靠。并(bing)聯電(dian)(dian)容(rong)(rong)器是(shi)目前 主(zhu)要(yao)(yao)的無功補(bu)(bu)償方法(fa)。其(qi)主(zhu)要(yao)(yao)特點是(shi)價格低，效率高(gao)，運行(xing)成(cheng)本低，在保護完善的情(qing)況下可靠性也很高(gao)。

先進的(de)(de)(de)技(ji)術指標(biao)，可(ke)靠的(de)(de)(de)產品質量，良好的(de)(de)(de)售(shou)后服務(wu)，優越的(de)(de)(de)性(xing)能價值比(bi)，成(cheng)為電力部門、國家重點(dian)工(gong)程(cheng)和(he)大中型企業項(xiang)目的(de)(de)(de)優選產品，并廣泛用(yong)于軌道交通、文(wen)教衛生、電力、冶金、礦(kuang)山、石油、化工(gong)造船(chuan)及民用(yong)建筑，受到(dao)廣大用(yong)戶的(de)(de)(de)認可(ke)和(he)信(xin)賴。