起動繼電器:保(bao)護線(xian)路,點火開關。
汽車啟動繼電器的作用:
1、主要(yao)是通過控(kong)制低(di)壓線(xian)路的電流來控(kong)制高壓線(xian)路的電流,起到電流開關的作(zuo)(zuo)用(yong)。啟動繼電器是啟動系統組成部件之(zhi)一(yi),在汽車上主要(yao)作(zuo)(zuo)用(yong)為小電流;
2、控制大電(dian)(dian)流方式(shi)啟(qi)動馬達轉動,從而(er)帶動發(fa)電(dian)(dian)機內部磁(ci)電(dian)(dian)機轉子轉動,給(gei)點(dian)(dian)(dian)火(huo)器(qi)輸(shu)入點(dian)(dian)(dian)火(huo)脈沖(chong)信號,使(shi)點(dian)(dian)(dian)火(huo)器(qi)產生電(dian)(dian)火(huo)花,點(dian)(dian)(dian)燃汽缸內的混合燃氣并做功。繼電(dian)(dian)器(qi)屬于開關類,它(ta)是利用電(dian)(dian)磁(ci)原(yuan)理、機電(dian)(dian)原(yuan)理使(shi)接點(dian)(dian)(dian)閉合或斷開來(lai)驅動或控制相關電(dian)(dian)路(lu)的;
3、繼電(dian)器為(wei)一種控制(zhi)(zhi)器件,它(ta)有受(shou)控系統(輸(shu)入(ru)回(hui)路(lu))和控制(zhi)(zhi)系統(輸(shu)出回(hui)路(lu))兩部分。當輸(shu)入(ru)量(liang)(電(dian)、磁、光、熱等物理量(liang))達(da)到某一定(ding)值時(shi),輸(shu)出量(liang)躍變(bian)式地由零變(bian)化到一定(ding)值(或由一定(ding)值跳變(bian)到零),從而實(shi)現對電(dian)路(lu)的控制(zhi)(zhi)、保護、調節(jie)和傳遞信息等目的。
啟(qi)動(dong)繼(ji)電器(qi)是(shi)單獨部件(jian),其作用是(shi)接通(tong)、斷(duan)開吸引線(xian)圈(quan)(quan)和保持(chi)線(xian)圈(quan)(quan)電路(lu)。在電冰箱、空(kong)調器(qi)這類(lei)小型制(zhi)冷設備中,制(zhi)冷壓縮機多采用單相分(fen)相式異步電動(dong)機,啟(qi)動(dong)繼(ji)電器(qi)的(de)作用是(shi)幫助(zhu)電動(dong)機啟(qi)動(dong),啟(qi)動(dong)完成(cheng)后自動(dong)斷(duan)開副繞(rao)(rao)組(zu),避(bi)免燒(shao)壞(huai)副繞(rao)(rao)組(zu)線(xian)圈(quan)(quan)。
奔馳R級被稱為名副其(qi)實的豪(hao)華運動(dong)(dong)(dong)旅行(xing)車,尺寸(cun)設(she)計和動(dong)(dong)(dong)態性該車型(xing)不僅具備了全時四(si)輪驅動(dong)(dong)(dong)、先進的車軸設(she)計、后(hou)空氣懸掛、長軸距等多項(xiang)特性,更(geng)裝備了一系(xi)(xi)列旨在提高駕乘舒適性的動(dong)(dong)(dong)力性能系(xi)(xi)統(tong)。
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