内燃机进气道和缸内三维流场数值模拟

被引:19
作者
王海刚
陈石
刘石
机构
[1] 中科院工程热物理研究所
[2] 大连理工大学内燃机研究所
[3] 大连理工大学内燃机研究所 北京
[4] 辽宁 大连
关键词
内燃机; 进气道; 运动气阀;
D O I
暂无
中图分类号
TK40 [一般性问题];
学科分类号
080703 ;
摘要
内燃机进气道及缸内气体的流动是一种十分复杂的三维湍流运动,对燃油的喷射、混和气体的形成、燃烧和排放有重要影响。利用数值模拟方法是了解气流运动、发展变化规律及气流与燃烧关系的主要手段之一。采用瞬态咬合法模拟气阀和活塞的运动,采用分块划分网格技术形成计算域的整体网格。微分方程的计算求解基于KIVA-3程序,加入以上子程序,计算针对四冲程柴油机的进气过程进行模拟计算。
引用
收藏
页码:312 / 314
页数:3
相关论文
共 6 条
[1]  
An Investigation of Steady FlowThrough a Curved Inlet Port. J C Dent,A Chen. . 1994
[2]  
Improve-ments in 3-Dimensions Modeling of Diesel Engine IntakeFlow and Combustion. Reitz N Ayoub,M Gonzalez,R Hessel,et al. . 1992
[3]  
AutomaticNumerical Generation of Body-Fitted Curvilinear Coor-dinate System for Field Containing any Number of Ar-bitary Two Dimensional Bodies. Thompson J F,Thames F C,Mastin C W. Journal of Computational Physics . 1974
[4]  
Particle Tracking Ve-locimetry - A Powerful Tool to Shape the in-CylinderFlow of Modern Multi-Valve Engine Conceps. H J Meuber,L Spiegel,J Ganser. . 1995
[5]  
The Effect of IntakeDuct Length on the in-Cylinder Air Motored in a Mo-tored Diesel Engine. R Margany Z Nino,L Vafidic. . 1990
[6]  
Comparisons of Computed and Measured Three-Dimensional Velocity Fields in a Motored Two-Stroke En-gine. Anthony A Amsden,Peter J O’Rouke,T DanielButher. . 1992