杜涛;

1:天津内燃机研究所

    摘要：二冲程汽油机为研究对象,通过试验测得发动机模拟计算所需的初始条件和动态边界条件,实现计算流场分区域进行初始条件和边界条件的赋值,提出评价、计算结果优劣的方法及相关参数,实现了二冲程发动机扫气效果数量化,便于改进效果的评价和最佳改进方案的选取。

    关键词： 二冲程汽油机;;扫气过程分析;;CFD模拟

    Abstract: The two-stroke gasoline engine being as the research object,authors gets the initial conditions and dynamic boundary conditions for engine simulation through test,and assignment separated computational regions for different initial conditions and boundary conditions,propose a method and relevant parameters to calculate and evaluate the effects of different improvement,so it is realized regarding to quantification of the two-stroke gasoline engine scavenging analysis,which is convenient for evaluating of the results and optimum strategy.

    Keywords: Two-stroke Gasoline Engine;Scavenging Analysis;CFD Simulation

参考文献：

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[2]蒋炎坤,陈小东,张煜盛等.化油器-进气管-缸内系统三维稳流数值模拟研究[J].武汉理工大学学报,2003,25(10):68-70.

[3]谢普康,郭晨海,姜树李.小型二冲程汽油机静态数值模拟及改进[J].拖拉机与农用运输车,2008,35(5):101-103.