電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)有(you)很(hen)多(duo)種。根(gen)據電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)材料,可(ke)分為繞線型(xing)(xing)(xing)和(he)非繞線型(xing)(xing)(xing)。非繞線型(xing)(xing)(xing)分為合(he)成(cheng)型(xing)(xing)(xing)和(he)薄膜(mo)型(xing)(xing)(xing)。薄膜(mo)型(xing)(xing)(xing)包括碳膜(mo)型(xing)(xing)(xing)、金(jin)屬膜(mo)型(xing)(xing)(xing)、金(jin)屬箔型(xing)(xing)(xing)、金(jin)屬氧化膜(mo)型(xing)(xing)(xing)、玻璃釉膜(mo)型(xing)(xing)(xing)等;根(gen)據電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)的特殊用途,可(ke)分為熱敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、壓敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、光敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、力敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、磁敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、氣敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、濕(shi)敏電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu),
滑動電阻和熱敏電阻是汽(qi)車(che)上常見的(de)電阻。
汽車電(dian)(dian)(dian)(dian)阻(zu)(zu)的作(zuo)(zuo)用是限制電(dian)(dian)(dian)(dian)路(lu)內(nei)電(dian)(dian)(dian)(dian)流。在(zai)(zai)電(dian)(dian)(dian)(dian)子系統中,電(dian)(dian)(dian)(dian)阻(zu)(zu)的作(zuo)(zuo)用非(fei)常重(zhong)要。除作(zuo)(zuo)為元件的標準電(dian)(dian)(dian)(dian)阻(zu)(zu)外(wai),其他各(ge)部件都有一個可影響電(dian)(dian)(dian)(dian)路(lu)電(dian)(dian)(dian)(dian)壓和(he)電(dian)(dian)(dian)(dian)流的電(dian)(dian)(dian)(dian)阻(zu)(zu)值。 固(gu)定電(dian)(dian)(dian)(dian)阻(zu)(zu)器和(he)可變電(dian)(dian)(dian)(dian)阻(zu)(zu)器在(zai)(zai)機動車電(dian)(dian)(dian)(dian)子系統內(nei)使用。
以下是對其的擴展介紹:、
1、電(dian)(dian)(dian)阻(zu)的(de)介紹(shao):電(dian)(dian)(dian)阻(zu)是描(miao)述導(dao)體導(dao)電(dian)(dian)(dian)性能的(de)物理量,用R表(biao)示。電(dian)(dian)(dian)阻(zu)的(de)大小可以用來衡量導(dao)體對電(dian)(dian)(dian)流(liu)阻(zu)礙作用的(de)強弱,即(ji)導(dao)電(dian)(dian)(dian)性能的(de)好壞。電(dian)(dian)(dian)阻(zu)的(de)量值與(yu)導(dao)體的(de)材料、形(xing)狀、體積以及周圍環境等因素有關。
2、電(dian)(dian)阻的分類(lei)(lei):不(bu)(bu)同導體的電(dian)(dian)阻按其性質的不(bu)(bu)同還可分為(wei)兩種類(lei)(lei)型。一(yi)類(lei)(lei)稱為(wei)線性電(dian)(dian)阻或歐姆(mu)電(dian)(dian)阻,滿足(zu)歐姆(mu)定律; 另一(yi)類(lei)(lei)稱為(wei)非線性電(dian)(dian)阻,不(bu)(bu)滿足(zu)歐姆(mu)定律。
smart將(jiang)在廣(guang)州車展首次國內亮相五門車型smart forfour,目(mu)前(qian)smart forfour已到達廣(guang)州車展展館外。2015廣(guang)州車展將(jiang)于11月(yue)20正式開幕
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