仿真软件在活塞环组闭合间隙优化设计上的应用  

Application of Simulation Software in Optimum Design of Piston Rings Clearance

作　　者：李鹏[1] LI Peng(Shanghai Volkswagen Powertrain Co.,Ltd.,Shanghai 201807,China)

机构地区：[1]上海大众动力总成有限公司,上海201807

出　　处：《内燃机与配件》2019年第9期19-21,共3页Internal Combustion Engine & Parts

摘　　要：本文结合发动机的设计参数,利用AVL Excite PR软件建模,计算各种活塞环组间隙匹配设计下的活塞环间的压力平衡情况和活塞环在环槽中的轴向运动轨迹情况,实现活塞环组间隙的最优化设计,从而降低发动机的漏气通道和控制机油消耗。This article describes the engine design calculation of pressure balance between piston rings and ring axial moving track under different ring closed gap package by using AVL Excite PR software modeling,in order to realize optimized piston ring closedgap design,reduce engine blow-by and control the oil consumption.

关 键 词：活塞环 活塞环槽 工作间隙 燃气压力 轴向运动 漏气量 机油耗 

分 类 号：TK403[动力工程及工程热物理—动力机械及工程]