起動(dong)繼電器:保護線路,點火開關。
汽(qi)車啟動(dong)繼電器的作用:
1、主要是通(tong)過控(kong)制(zhi)低壓(ya)線(xian)(xian)路的(de)電流來控(kong)制(zhi)高壓(ya)線(xian)(xian)路的(de)電流,起到電流開關的(de)作(zuo)用。啟動(dong)繼電器是啟動(dong)系統組成部件之(zhi)一,在汽(qi)車上(shang)主要作(zuo)用為小電流;
2、控制(zhi)大電(dian)流方(fang)式啟動(dong)馬達(da)轉(zhuan)動(dong),從而帶動(dong)發電(dian)機(ji)內(nei)部磁電(dian)機(ji)轉(zhuan)子轉(zhuan)動(dong),給點火(huo)(huo)器(qi)輸入點火(huo)(huo)脈沖信號(hao),使點火(huo)(huo)器(qi)產(chan)生電(dian)火(huo)(huo)花,點燃(ran)汽(qi)缸內(nei)的(de)混合(he)燃(ran)氣并做(zuo)功。繼電(dian)器(qi)屬于開關(guan)類,它是利用電(dian)磁原理、機(ji)電(dian)原理使接點閉合(he)或斷開來驅動(dong)或控制(zhi)相(xiang)關(guan)電(dian)路(lu)的(de);
3、繼電器為(wei)一(yi)種控(kong)(kong)制器件,它有受控(kong)(kong)系統(輸入(ru)回路)和控(kong)(kong)制系統(輸出回路)兩部(bu)分。當(dang)輸入(ru)量(電、磁、光、熱等物理量)達(da)到某一(yi)定值(zhi)(zhi)時,輸出量躍變式地(di)由(you)零變化到一(yi)定值(zhi)(zhi)(或由(you)一(yi)定值(zhi)(zhi)跳變到零),從而實(shi)現對電路的控(kong)(kong)制、保護、調節和傳(chuan)遞信息等目(mu)的。
啟(qi)動(dong)(dong)繼電(dian)器(qi)(qi)是單(dan)獨(du)部件,其作用是接通、斷開吸引(yin)線(xian)(xian)圈(quan)(quan)和保持線(xian)(xian)圈(quan)(quan)電(dian)路。在電(dian)冰箱、空調器(qi)(qi)這類(lei)小型制冷設備中,制冷壓縮機多采用單(dan)相(xiang)分(fen)相(xiang)式異(yi)步電(dian)動(dong)(dong)機,啟(qi)動(dong)(dong)繼電(dian)器(qi)(qi)的作用是幫助電(dian)動(dong)(dong)機啟(qi)動(dong)(dong),啟(qi)動(dong)(dong)完成(cheng)后自動(dong)(dong)斷開副繞組,避(bi)免燒壞副繞組線(xian)(xian)圈(quan)(quan)。
廣汽(qi)傳(chuan)祺(qi)GS5 Super是廣汽(qi)旗下的一款商(shang)務車(che),采(cai)用了2.0L發(fa)動機,滿足商(shang)務接(jie)待的需求。
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