Su Wei-Yi   

Associate Professor
Supervisor of Master's Candidates

MORE> Recommended MA Supervisor
Language:English

Paper Publications

Title of Paper:壁温对隔离段激波串振荡的影响

Hits:

Affiliation of Author(s):能源与动力学院

Journal:航空动力学报

Key Words:超燃冲压发动机;隔离段;激波串振荡;壁温;非定常模拟;频谱特性;

Abstract:为了探索存在换热条件下超燃冲压发动机隔离段内部的复杂流动机理,采用2阶精度的非定常数值模拟程序研究了壁温对隔离段内部激波串振荡特性的影响。结果表明:压力振荡曲线与激波串前缘位置之间存在紧密关系。此外,随着壁温升高,隔离段壁面压力振荡的频率减小、振幅增加。研究还发现,隔离段压力振荡标准差最大值位于激波串前缘激波及其与上下壁面边界层相互作的位置,而湍动能最大值则分布在分离区后侧剪切层区域内。

Translation or Not:no

Date of Publication:2017-07-15

Co-author:王赫,陈云,zhangkunyuan

Correspondence Author:Su Wei-Yi

Copyright©2018- Nanjing University of Aeronautics and Astronautics·Informationization Department(Informationization Technology Center)
Click:    MOBILE Version

Open time:..

The Last Update Time: ..