汽車的供(gong)(gong)電(dian)系統是由汽車蓄電(dian)池和發(fa)(fa)電(dian)機組成,發(fa)(fa)電(dian)機負責對電(dian)池進行充電(dian),使電(dian)池長期(qi)保持在足電(dian)狀態(tai)。電(dian)池和發(fa)(fa)電(dian)機負責對全車的電(dian)器(qi)進行供(gong)(gong)電(dian)。
電壓調節器的作用:在發電機轉速變化時,自動控制發電機電壓,使其保持恒定,防止發電機電壓過高而燒壞用電設備和導致蓄電池過量充電,同時也防止發電機電壓過低而導致用電設備工作失常和蓄電池充電不足。
電壓調節器的工作原理:由于發電機與發動機的傳動比固定,所以發電機的轉速將隨發動機轉速的變化而變化。汽車在運行過程中,發動機轉速變化范圍很大,發電機的端電壓也將隨發動機的轉速變化而在很大范圍內變化。發電機對用電設備供電和向蓄電池充電,都要求其電壓穩定,所以為使電壓始終保持在某一數值基本不變,就必須對發電機的輸出電壓進行調節。
發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)調節器的主要作用(yong)是(shi)為了(le)控制發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)輸(shu)出電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)在額定(ding)值(zhi)內,由(you)于發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)與發(fa)(fa)動(dong)機(ji)(ji)的傳動(dong)比是(shi)固定(ding)的,所以發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)的轉速將隨(sui)發(fa)(fa)動(dong)機(ji)(ji)轉速的變化(hua)而(er)變化(hua)。汽(qi)車在運行(xing)過程(cheng)中(zhong)發(fa)(fa)動(dong)機(ji)(ji)轉速變化(hua)范圍很大,發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)的端電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)也將隨(sui)發(fa)(fa)動(dong)機(ji)(ji)的轉速變化(hua)而(er)在很大范圍內變化(hua)。發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)對(dui)用(yong)電(dian)(dian)(dian)(dian)設備供(gong)電(dian)(dian)(dian)(dian)和向蓄電(dian)(dian)(dian)(dian)池充電(dian)(dian)(dian)(dian),都(dou)要求其(qi)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)穩定(ding),為了(le)使電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)始終保(bao)持(chi)在某一數值(zhi)基本(ben)不變,就必須對(dui)發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)的輸(shu)出電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)進行(xing)調節。
這(zhe)款(kuan)凱(kai)迪(di)拉克系列的新(xin)車(che)型(xing)為豪(hao)華中型(xing)多用途(tu)車(che),它幾乎能適(shi)應任何(he)路況,SRX預示新(xin)一(yi)代(dai)STS轎(jiao)車(che)等未來汽車(che)的特征(zheng),內飾整(zheng)體風格更具(ju)豪(hao)華感與(yu)科技氣(qi)息。
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