燃油喷雾碰壁的试验研究进展

Development of Experimental Study on Spray Wall-impingement

开展喷雾碰壁的理论与试验研究,合理利用燃油喷雾碰壁现象,对发动机进行优化设计和性能改进具有重要意义。为此,介绍了国内外在喷雾碰壁研究方面所采用的试验装置与可视化方法;对燃油喷雾碰壁的基本形态进行了分析;综述了国内外燃油喷雾碰壁的试验研究进展,并展望了未来的研究发展方向。

Carrying out theoretical and experimental research of spray wall-impingement and utilizing spray wall-impingement phenomenon rationally have important significance on optimized design of engine and improvement of performance.This paper introduced testing devices and visualization methods of spray wall-impingement at home and abroad,then analyzed the basic forms of spray wall-impingement,and also reviewed the experimental progress of spray wall-impingement study,finally,the future research direction was discussed.