排氣歧管,是(shi)與發動機氣缸體相連的(de)(de),將各缸的(de)(de)排氣集中(zhong)起來(lai)導入(ru)排氣總管,帶有分歧的(de)(de)管路。對它的(de)(de)要求主要是(shi),盡量(liang)減(jian)少排氣阻力(li),并避免各缸之間相互干(gan)擾。
排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)的(de)(de)作用:排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)是(shi)連接(jie)每個氣(qi)(qi)(qi)(qi)缸(gang)的(de)(de),最后排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)會匯集成一(yi)(yi)根管(guan)(guan)(guan)子,排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)可以讓汽缸(gang)內排(pai)(pai)(pai)出的(de)(de)廢(fei)(fei)氣(qi)(qi)(qi)(qi)進入排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)管(guan)(guan)(guan)。汽車都是(shi)有(you)排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)的(de)(de),如果發動(dong)(dong)機有(you)四(si)個氣(qi)(qi)(qi)(qi)缸(gang),就(jiu)有(you)四(si)根排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan),如果發動(dong)(dong)機有(you)八個氣(qi)(qi)(qi)(qi)缸(gang),就(jiu)有(you)八個排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)。排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)歧(qi)(qi)管(guan)(guan)(guan)也被(bei)稱(cheng)為排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)頭段,發動(dong)(dong)機的(de)(de)排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)管(guan)(guan)(guan)是(shi)由(you)三段組(zu)成的(de)(de),分別是(shi)頭段,中(zhong)(zhong)段,尾(wei)(wei)(wei)段。中(zhong)(zhong)段是(shi)在底盤上(shang)的(de)(de),中(zhong)(zhong)段是(shi)一(yi)(yi)根比較長的(de)(de)管(guan)(guan)(guan)子。尾(wei)(wei)(wei)段是(shi)靠近后保險杠的(de)(de)部分,尾(wei)(wei)(wei)段上(shang)一(yi)(yi)般有(you)一(yi)(yi)個比較大的(de)(de)消音(yin)(yin)器。排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)管(guan)(guan)(guan)可以讓發動(dong)(dong)機做功(gong)產生的(de)(de)廢(fei)(fei)氣(qi)(qi)(qi)(qi)排(pai)(pai)(pai)到大氣(qi)(qi)(qi)(qi)中(zhong)(zhong),并且(qie)可以降低(di)排(pai)(pai)(pai)氣(qi)(qi)(qi)(qi)過程中(zhong)(zhong)產生的(de)(de)噪音(yin)(yin)。
2019年(nian)7月(yue)31日(ri),東(dong)風(feng)(feng)(feng)風(feng)(feng)(feng)光(guang)品牌(pai)旗下車型東(dong)風(feng)(feng)(feng)風(feng)(feng)(feng)光(guang)580 Pro于重慶正(zheng)式上市(shi)。東(dong)風(feng)(feng)(feng)風(feng)(feng)(feng)光(guang)580 Pro作為一款為年(nian)輕都(dou)市(shi)奮斗(dou)者、中青年(nian)小老板打造(zao)的超級都(dou)市(shi)SUV,擁有(you)“馭(yu)Pro開心(xin)駕乘”、“享(xiang)Pro全新座艙”、“質(zhi)Pro用(yong)(yong)車省心(xin)”三大核心(xin)產(chan)品力,憑(ping)借“品質(zhi)優先(xian),駕值(zhi)動心(xin)”,為用(yong)(yong)戶創造(zao)更高品質(zhi)的汽車生活。
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