排(pai)氣(qi)(qi)歧(qi)管(guan),是與(yu)發動機氣(qi)(qi)缸體(ti)相連的(de),將各缸的(de)排(pai)氣(qi)(qi)集中起來導入排(pai)氣(qi)(qi)總管(guan),帶有分歧(qi)的(de)管(guan)路。對它的(de)要(yao)求主要(yao)是,盡量減少排(pai)氣(qi)(qi)阻(zu)力,并避(bi)免(mian)各缸之(zhi)間相互干擾。
排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)的作用:排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)是(shi)(shi)連接每個(ge)(ge)氣(qi)缸的,最后排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)會匯集成一根管(guan)(guan)(guan)(guan)子,排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)可(ke)以讓(rang)汽缸內排(pai)(pai)出的廢(fei)氣(qi)進入排(pai)(pai)氣(qi)管(guan)(guan)(guan)(guan)。汽車都是(shi)(shi)有(you)(you)(you)排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)的,如(ru)果發(fa)動(dong)(dong)機有(you)(you)(you)四個(ge)(ge)氣(qi)缸,就(jiu)(jiu)有(you)(you)(you)四根排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan),如(ru)果發(fa)動(dong)(dong)機有(you)(you)(you)八個(ge)(ge)氣(qi)缸,就(jiu)(jiu)有(you)(you)(you)八個(ge)(ge)排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)。排(pai)(pai)氣(qi)歧(qi)管(guan)(guan)(guan)(guan)也(ye)被稱(cheng)為排(pai)(pai)氣(qi)頭段(duan)(duan)(duan),發(fa)動(dong)(dong)機的排(pai)(pai)氣(qi)管(guan)(guan)(guan)(guan)是(shi)(shi)由三段(duan)(duan)(duan)組成的,分別是(shi)(shi)頭段(duan)(duan)(duan),中(zhong)(zhong)(zhong)段(duan)(duan)(duan),尾段(duan)(duan)(duan)。中(zhong)(zhong)(zhong)段(duan)(duan)(duan)是(shi)(shi)在(zai)底盤上的,中(zhong)(zhong)(zhong)段(duan)(duan)(duan)是(shi)(shi)一根比(bi)較(jiao)長的管(guan)(guan)(guan)(guan)子。尾段(duan)(duan)(duan)是(shi)(shi)靠近后保險杠的部(bu)分,尾段(duan)(duan)(duan)上一般有(you)(you)(you)一個(ge)(ge)比(bi)較(jiao)大的消音器(qi)。排(pai)(pai)氣(qi)管(guan)(guan)(guan)(guan)可(ke)以讓(rang)發(fa)動(dong)(dong)機做(zuo)功產(chan)生的廢(fei)氣(qi)排(pai)(pai)到大氣(qi)中(zhong)(zhong)(zhong),并(bing)且可(ke)以降低(di)排(pai)(pai)氣(qi)過程中(zhong)(zhong)(zhong)產(chan)生的噪(zao)音。
哈飛民意在09年摘得世界權威調研機構J.D.Power公司“新車質量大獎”,哈飛民意將秉承“以用戶為中心,用優良的品質、先進的技術和誠信的服務打造哈飛汽車品牌”的質量方針,憑借卓越的產品性能、質量和服務,使得二手哈飛民意在競爭激烈的二手微客市場樹立并保持了良好的口碑。J.D. Power的調研結果充分的反映出廣大車主對二手哈飛民意的認可程度,客觀公正的反映了二手哈飛民意在細分市場中的領導地位
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