汽(qi)車(che)(che)的(de)供電(dian)(dian)(dian)(dian)系統是由汽(qi)車(che)(che)蓄電(dian)(dian)(dian)(dian)池和發(fa)電(dian)(dian)(dian)(dian)機組成,發(fa)電(dian)(dian)(dian)(dian)機負責(ze)對(dui)電(dian)(dian)(dian)(dian)池進行充電(dian)(dian)(dian)(dian),使電(dian)(dian)(dian)(dian)池長期保持在足電(dian)(dian)(dian)(dian)狀態。電(dian)(dian)(dian)(dian)池和發(fa)電(dian)(dian)(dian)(dian)機負責(ze)對(dui)全(quan)車(che)(che)的(de)電(dian)(dian)(dian)(dian)器進行供電(dian)(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)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)調(diao)節器的(de)主要作用是(shi)為了(le)控制發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)輸出電(dian)(dian)(dian)(dian)壓(ya)在(zai)額定(ding)(ding)值(zhi)(zhi)內,由于發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)與(yu)發(fa)(fa)(fa)(fa)動機(ji)的(de)傳動比是(shi)固(gu)定(ding)(ding)的(de),所以發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)的(de)轉(zhuan)(zhuan)速(su)將(jiang)隨(sui)發(fa)(fa)(fa)(fa)動機(ji)轉(zhuan)(zhuan)速(su)的(de)變(bian)化(hua)而變(bian)化(hua)。汽車(che)在(zai)運行過程中發(fa)(fa)(fa)(fa)動機(ji)轉(zhuan)(zhuan)速(su)變(bian)化(hua)范(fan)圍(wei)很大,發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)的(de)端電(dian)(dian)(dian)(dian)壓(ya)也(ye)將(jiang)隨(sui)發(fa)(fa)(fa)(fa)動機(ji)的(de)轉(zhuan)(zhuan)速(su)變(bian)化(hua)而在(zai)很大范(fan)圍(wei)內變(bian)化(hua)。發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)對用電(dian)(dian)(dian)(dian)設(she)備供電(dian)(dian)(dian)(dian)和向(xiang)蓄電(dian)(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian)(dian),都要求其電(dian)(dian)(dian)(dian)壓(ya)穩定(ding)(ding),為了(le)使電(dian)(dian)(dian)(dian)壓(ya)始終保持在(zai)某一數值(zhi)(zhi)基本不(bu)變(bian),就(jiu)必(bi)須(xu)對發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)的(de)輸出電(dian)(dian)(dian)(dian)壓(ya)進(jin)行調(diao)節。
海拉克斯(進口)TOYOTA HILUX是偏向公路行駛性能的SUV。
豐田一直是SUV的忠實支持者,與LC系列的PRADO相比,HILUX更加注重道路性能。雖然在北美市場已經扎根多年,并且累計銷售超過120萬輛(北美叫做4RUNNER),但是買它的人大部分不會用來跋山涉水,而寬大的內部空間和強悍威猛的造型又使它的確成為一輛稱職的SUV。
雖(sui)然(ran)(ran)(ran)TOYOTA HILUX SURF給乘(cheng)(cheng)客(ke)帶來豪華車般的(de)(de)道路乘(cheng)(cheng)坐感受,其(qi)實它仍(reng)然(ran)(ran)(ran)具備一(yi)定的(de)(de)吃(chi)苦能力(li)。其(qi)中的(de)(de)秘密正(zheng)是(shi)(shi)非恒式(shi)TORSEN可變四驅模式(shi),加上最(zui)新技術,類似(si)于陸虎的(de)(de)HDC下坡控制系統,具備了TOYOTA的(de)(de)深厚越(yue)野內(nei)功。另外,強大的(de)(de)動力(li)系統也是(shi)(shi)它的(de)(de)優越(yue)之處(chu),雖(sui)然(ran)(ran)(ran)采用的(de)(de)仍(reng)然(ran)(ran)(ran)是(shi)(shi)上一(yi)代動力(li)系統,但是(shi)(shi)頂級3升柴油發動機最(zui)大扭矩可達35.9kgm,北美版本4RUNNER甚至配置了頂級的(de)(de)4.7排量(liang)235匹(pi)馬力(li)的(de)(de)汽油發動機。
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