汽(qi)車的供電(dian)(dian)(dian)系統是由汽(qi)車蓄電(dian)(dian)(dian)池和發(fa)電(dian)(dian)(dian)機組成,發(fa)電(dian)(dian)(dian)機負(fu)責對電(dian)(dian)(dian)池進行充電(dian)(dian)(dian),使電(dian)(dian)(dian)池長(chang)期保持(chi)在足(zu)電(dian)(dian)(dian)狀態。電(dian)(dian)(dian)池和發(fa)電(dian)(dian)(dian)機負(fu)責對全(quan)車的電(dian)(dian)(dian)器進行供電(dian)(dian)(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)機(ji)(ji)調節(jie)器的(de)(de)主要作用是為了(le)控制發(fa)(fa)電(dian)(dian)(dian)機(ji)(ji)輸出電(dian)(dian)(dian)壓(ya)(ya)在(zai)(zai)額定值(zhi)內,由于發(fa)(fa)電(dian)(dian)(dian)機(ji)(ji)與(yu)發(fa)(fa)動(dong)(dong)機(ji)(ji)的(de)(de)傳動(dong)(dong)比(bi)是固定的(de)(de),所以(yi)發(fa)(fa)電(dian)(dian)(dian)機(ji)(ji)的(de)(de)轉速(su)將隨(sui)發(fa)(fa)動(dong)(dong)機(ji)(ji)轉速(su)的(de)(de)變(bian)(bian)化而變(bian)(bian)化。汽車在(zai)(zai)運行過程中發(fa)(fa)動(dong)(dong)機(ji)(ji)轉速(su)變(bian)(bian)化范圍很大(da),發(fa)(fa)電(dian)(dian)(dian)機(ji)(ji)的(de)(de)端電(dian)(dian)(dian)壓(ya)(ya)也將隨(sui)發(fa)(fa)動(dong)(dong)機(ji)(ji)的(de)(de)轉速(su)變(bian)(bian)化而在(zai)(zai)很大(da)范圍內變(bian)(bian)化。發(fa)(fa)電(dian)(dian)(dian)機(ji)(ji)對用電(dian)(dian)(dian)設(she)備供電(dian)(dian)(dian)和向蓄電(dian)(dian)(dian)池充電(dian)(dian)(dian),都要求其(qi)電(dian)(dian)(dian)壓(ya)(ya)穩(wen)定,為了(le)使電(dian)(dian)(dian)壓(ya)(ya)始終(zhong)保持在(zai)(zai)某一數值(zhi)基(ji)本(ben)不變(bian)(bian),就必須(xu)對發(fa)(fa)電(dian)(dian)(dian)機(ji)(ji)的(de)(de)輸出電(dian)(dian)(dian)壓(ya)(ya)進(jin)行調節(jie)。
光冠--corona,是一款美國上市的豐田車,現在在國內路上還能偶爾見到老的不能再老的光冠車。
該車貌似是豐田60年代在美國發表了新皇冠toyopet卻反響平平以后,推出的一款救市車型。
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