高效发动机预燃室射流点火装置的设计与研究  

Design and Research of High Efficiency Gasoline Engine Pre-Chamber Jet Ignition Device

作　　者：常雪嵩 王晨曦 于鹏飞[1,2] 胡佳佳 马京卫[1,2] 高定伟 CHANG Xuesong;WANG Chenxi;YU Pengfei;HU Jiajia;MA Jingwei;GAO Dingwei(Great Wall Motor Co.,Ltd.,Baoding 071000,China;Hebei Automotive Engine Technology Innovation Center,Baoding 071000,China)

机构地区：[1]长城汽车股份有限公司,河北保定071000 [2]河北省车用发动机技术创新中心,河北保定071000

出　　处：《现代车用动力》2024年第2期24-30,共7页Modern Vehicle Power

摘　　要：预燃室是一种狭长的燃烧室,经单孔或多孔喷射道与主燃烧室相连通。介绍了预燃室射流点火系统的作用,重点对预燃室射流点火装置结构、预燃室材料、预燃室仿真结果和装配方案进行分析研究,在发动机新机型的开发中为预燃室射流点火装置的设计提供参考。Pre-chamber jet ignition is a kind of long and narrow combustion chamber,which is connected with the main combustion chamber through single hole or porous jet channel.It introduces the function of the jet ignition system of the pre-chamber,and focuses on the analysis and research of the scheme of the jet ignition device of the pre-chamber,the materials of the pre-chamber,the simulation results of the pre-chamber and the assembly scheme,in the development of new engine models,reference is provided for the design of jet ignition device in pre-chamber.

关 键 词：预燃室 射流点火装置 材料选择 仿真分析 装配方案 

分 类 号：TK413.8[动力工程及工程热物理—动力机械及工程]