排氣(qi)(qi)歧管,是與(yu)發動機(ji)氣(qi)(qi)缸(gang)體(ti)相(xiang)連(lian)的,將各(ge)缸(gang)的排氣(qi)(qi)集(ji)中起來(lai)導入排氣(qi)(qi)總(zong)管,帶有分歧的管路。對它的要求主要是,盡(jin)量減少排氣(qi)(qi)阻力,并避免各(ge)缸(gang)之間相(xiang)互(hu)干擾。
排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)的(de)(de)(de)(de)作(zuo)用:排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)是(shi)(shi)連接每個(ge)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)缸(gang)的(de)(de)(de)(de),最后(hou)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)會匯集(ji)成一根(gen)(gen)(gen)管(guan)(guan)子(zi),排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)可(ke)(ke)以(yi)讓汽(qi)缸(gang)內(nei)排(pai)(pai)出的(de)(de)(de)(de)廢(fei)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)進入(ru)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)管(guan)(guan)。汽(qi)車都是(shi)(shi)有(you)(you)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)的(de)(de)(de)(de),如果(guo)發動(dong)機(ji)(ji)有(you)(you)四個(ge)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)缸(gang),就有(you)(you)四根(gen)(gen)(gen)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan),如果(guo)發動(dong)機(ji)(ji)有(you)(you)八(ba)個(ge)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)缸(gang),就有(you)(you)八(ba)個(ge)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)。排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)也(ye)被稱為排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)頭(tou)(tou)段(duan)(duan)(duan),發動(dong)機(ji)(ji)的(de)(de)(de)(de)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)管(guan)(guan)是(shi)(shi)由三(san)段(duan)(duan)(duan)組成的(de)(de)(de)(de),分(fen)(fen)別是(shi)(shi)頭(tou)(tou)段(duan)(duan)(duan),中(zhong)(zhong)(zhong)段(duan)(duan)(duan),尾(wei)段(duan)(duan)(duan)。中(zhong)(zhong)(zhong)段(duan)(duan)(duan)是(shi)(shi)在底盤上的(de)(de)(de)(de),中(zhong)(zhong)(zhong)段(duan)(duan)(duan)是(shi)(shi)一根(gen)(gen)(gen)比(bi)較(jiao)(jiao)長(chang)的(de)(de)(de)(de)管(guan)(guan)子(zi)。尾(wei)段(duan)(duan)(duan)是(shi)(shi)靠近后(hou)保險杠的(de)(de)(de)(de)部(bu)分(fen)(fen),尾(wei)段(duan)(duan)(duan)上一般有(you)(you)一個(ge)比(bi)較(jiao)(jiao)大的(de)(de)(de)(de)消音(yin)器(qi)。排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)管(guan)(guan)可(ke)(ke)以(yi)讓發動(dong)機(ji)(ji)做功產生(sheng)的(de)(de)(de)(de)廢(fei)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)排(pai)(pai)到(dao)大氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)(zhong),并且(qie)可(ke)(ke)以(yi)降低(di)排(pai)(pai)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)過程中(zhong)(zhong)(zhong)產生(sheng)的(de)(de)(de)(de)噪音(yin)。
力(li)(li)帆(fan)X80,力(li)(li)帆(fan)汽(qi)車(che)旗下(xia)首款中型(xing)SUV,搭載了(le)(le)(le)一臺2.0T渦輪增壓發動機,于2017年(nian)3月(yue)正式上市。力(li)(li)帆(fan)X80前(qian)進氣格柵為三輻式的(de)(de)設計,前(qian)大(da)燈(deng)(deng)也(ye)采用(yong)了(le)(le)(le)與前(qian)格柵相連的(de)(de)造(zao)型(xing),前(qian)燈(deng)(deng)組內部出現了(le)(le)(le)LED發光材(cai)料,據猜(cai)測(ce)這有可能是LED轉向燈(deng)(deng)。另外,在前(qian)保險杠也(ye)出現了(le)(le)(le)疑似LED日間(jian)(jian)行車(che)燈(deng)(deng)的(de)(de)長(chang)條狀燈(deng)(deng)組,并(bing)且使用(yong)了(le)(le)(le)左右貫穿(chuan)的(de)(de)鍍(du)鉻裝飾連接,車(che)頭整體造(zao)型(xing)給人感覺寬大(da)厚重。內飾方面,新車(che)采用(yong)了(le)(le)(le)黑色(se)的(de)(de)配色(se),并(bing)搭配了(le)(le)(le)銀色(se)飾板和鍍(du)鉻裝飾,方向盤為三輻式設計,并(bing)且裝配了(le)(le)(le)多媒體顯示屏。從(cong)后(hou)(hou)排內飾諜照(zhao)來看,新車(che)出現了(le)(le)(le)后(hou)(hou)排空(kong)(kong)調控制面板,并(bing)且地(di)板較為平坦(tan),后(hou)(hou)排乘員的(de)(de)腿部空(kong)(kong)間(jian)(jian)也(ye)比較充裕。
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