建筑網片廠(chang)家介紹電力拖動系(xi)統。
電(dian)力推動(dong)(dong)系統是為電(dian)梯運行(xing)提供動(dong)(dong)力、進行(xing)電(dian)梯控制的系統,由以下兒部分組成:1曳引電(dian)動(dong)(dong)機 是電(dian)梯的動(dong)(dong)力源(yuan),有交(jiao)流(liu)電(dian)動(dong)(dong)機和直流(liu)電(dian)動(dong)(dong)機兩種。
供(gong)(gong)(gong)電(dian)(dian)系統是為(wei)電(dian)(dian)梯(ti)的(de)(de)(de)電(dian)(dian)機(ji)提供(gong)(gong)(gong)電(dian)(dian)源(yuan)(yuan)的(de)(de)(de)裝(zhuang)置(zhi)(zhi)。 電(dian)(dian)梯(ti)一般(ban)應(ying)(ying)(ying)有專用回(hui)路供(gong)(gong)(gong)電(dian)(dian),每臺電(dian)(dian)梯(ti)應(ying)(ying)(ying)裝(zhuang)設單(dan)獨(du)的(de)(de)(de)電(dian)(dian)源(yuan)(yuan)開關和保護裝(zhuang)置(zhi)(zhi),開關應(ying)(ying)(ying)安裝(zhuang)在機(ji)房內便(bian)于操作和維修的(de)(de)(de)地方。各種電(dian)(dian)梯(ti)的(de)(de)(de)供(gong)(gong)(gong)電(dian)(dian)電(dian)(dian)壓都(dou)是380V三相(xiang)交流電(dian)(dian),直流電(dian)(dian)梯(ti)是由(you)交流電(dian)(dian)源(yuan)(yuan)向直流發電(dian)(dian)機(ji)組(zu)供(gong)(gong)(gong)電(dian)(dian),再由(you)直流發電(dian)(dian)機(ji)組(zu)向直流牽(qian)引電(dian)(dian)動機(ji)供(gong)(gong)(gong)電(dian)(dian);或由(you)交流電(dian)(dian)源(yuan)(yuan)經可控(kong)硅整流成直流,再向直流牽(qian)引電(dian)(dian)動機(ji)供(gong)(gong)(gong)電(dian)(dian)。除了作為(wei)動力的(de)(de)(de)三相(xiang)電(dian)(dian)源(yuan)(yuan)以(yi)外,還應(ying)(ying)(ying)有單(dan)相(xiang)照(zhao)明用電(dian)(dian),故要求(qiu)電(dian)(dian)梯(ti)的(de)(de)(de)電(dian)(dian)源(yuan)(yuan)線(xian)中(zhong)應(ying)(ying)(ying)有工作零線(xian),即(ji)采用三線(xian)四線(xian)制(zhi)供(gong)(gong)(gong)電(dian)(dian)或三相(xiang)五線(xian)制(zhi)供(gong)(gong)(gong)電(dian)(dian)。民,消(xiao)技水出
電氣控制系統速度反饋裝置和電動機調速裝置 起對曳引電動機進行調速的作用,建筑網片廠家介紹電(dian)力拖動系統。
電(dian)梯的電(dian)氣(qi)控(kong)制系(xi)統(tong)的種類很(hen)多,可以按(an)其控(kong)制電(dian)氣(qi)控(kong)制系(xi)統(tong)是(shi)電(dian)梯各系(xi)統(tong)中較重要系(xi)統(tong)之一(yi),方式分為手柄(bing)操作控(kong)制系(xi)統(tong)、 按(an)鈕(niu)控(kong)制系(xi)它(ta)決定著電(dian)梯的性(xing)能和自動(dong)化程度,建筑網片廠家(jia)介紹電(dian)力拖動(dong)系(xi)統(tong)。