汽(qi)車的供電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)統是由汽(qi)車蓄電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)和發電(dian)(dian)(dian)(dian)(dian)(dian)機組成(cheng),發電(dian)(dian)(dian)(dian)(dian)(dian)機負責對電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)進行(xing)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian),使電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)長(chang)期(qi)保持在足電(dian)(dian)(dian)(dian)(dian)(dian)狀(zhuang)態(tai)。電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)和發電(dian)(dian)(dian)(dian)(dian)(dian)機負責對全車的電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)進行(xing)供電(dian)(dian)(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)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)調節(jie)器的(de)主要作用(yong)是為了控(kong)制發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)輸(shu)(shu)出電(dian)(dian)(dian)(dian)壓在額定值內,由(you)于(yu)發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)與發(fa)(fa)(fa)動(dong)機(ji)(ji)(ji)(ji)的(de)傳動(dong)比是固定的(de),所(suo)以發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)的(de)轉(zhuan)速將隨發(fa)(fa)(fa)動(dong)機(ji)(ji)(ji)(ji)轉(zhuan)速的(de)變(bian)化(hua)(hua)而變(bian)化(hua)(hua)。汽車在運行過程中(zhong)發(fa)(fa)(fa)動(dong)機(ji)(ji)(ji)(ji)轉(zhuan)速變(bian)化(hua)(hua)范(fan)圍很(hen)大,發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)的(de)端電(dian)(dian)(dian)(dian)壓也將隨發(fa)(fa)(fa)動(dong)機(ji)(ji)(ji)(ji)的(de)轉(zhuan)速變(bian)化(hua)(hua)而在很(hen)大范(fan)圍內變(bian)化(hua)(hua)。發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)對用(yong)電(dian)(dian)(dian)(dian)設(she)備供電(dian)(dian)(dian)(dian)和向蓄電(dian)(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian)(dian),都(dou)要求其電(dian)(dian)(dian)(dian)壓穩定,為了使電(dian)(dian)(dian)(dian)壓始終保持(chi)在某(mou)一數值基本不變(bian),就必(bi)須對發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)的(de)輸(shu)(shu)出電(dian)(dian)(dian)(dian)壓進行調節(jie)。
阿爾法·羅密歐(ou)(Alfa Romeo)是一家(jia)以意(yi)大利米蘭為總部的(de)(de)(de)汽車(che)制(zhi)造公司,創(chuang)廠(chang)歷史最早可回溯至1907年(nian),并從1986年(nian)開(kai)始加(jia)入(ru)(ru)菲亞特集(ji)團成(cheng)為成(cheng)員品牌之(zhi)一。車(che)廠(chang)原名(ming)(ming)ALFA(Anonima Lombarda Fabbrica Automobili,倫巴底公有汽車(che)制(zhi)造廠(chang)),但在(zai)1916年(nian)出身拿(na)波里的(de)(de)(de)實業家(jia)尼古拉·羅密歐(ou)(Nicola Romeo)入(ru)(ru)主該(gai)車(che)廠(chang),并將自己的(de)(de)(de)家(jia)族(zu)名(ming)(ming)加(jia)入(ru)(ru)車(che)廠(chang)名(ming)(ming)稱中,而成(cheng)為今(jin)日的(de)(de)(de)阿爾法·羅密歐(ou)。Alfa Romeo的(de)(de)(de)商(shang)標中那條(tiao)吞(tun)食人的(de)(de)(de)蛇代表西元五世紀(ji)時(shi)米蘭Viscontis家(jia)族(zu)建立者(zhe)所殺掉的(de)(de)(de)蛇,十(shi)字(zi)是代表Viscontis家(jia)族(zu)曾參加(jia)十(shi)字(zi)軍東征,后來成(cheng)為意(yi)大利米蘭市的(de)(de)(de)市徽(hui)。
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