刘小民
- 教授
- Supervisor of Doctorate Candidates
- Supervisor of Master's Candidates
- E-Mail:
- Date of Employment:2001-04-09
- Education Level:With Certificate of Graduation for Doctorate Study
- Professional Title:教授
- Status:Employed
- Alma Mater:西安交通大学
- College:School Of Energy And Power Engineering
- Discipline:Power Engineering and Engineering Thermophysics
- Papers
仿长耳鸮翼型的参数化研究
Release Time:2025-04-30 Hits:
- Date:2025-04-30
- Title of Paper:仿长耳鸮翼型的参数化研究
- Journal:工程热物理学报
- Summary:以长耳鸮翼型为仿生原型,采用逆向工程方法提取鸮翼翼型下表面特征点并利用B样条曲线进行拟合建立鸮翼仿生重构模型。通过数值求解耦合Langtry-Menter SST模型的雷诺时均Navier-Stokes方程,研究了仿生翼型的前缘弧线曲率、前缘厚度、前端倾角、翼型中部下表面曲率以及尾部厚度等参数对翼型升阻比的影响,获得了一种能有效抑制大攻角下流动分离发生的仿生翼型。正交试验结果表明:翼型前缘厚度对仿生翼型的升阻比影响最大,随着翼型前缘厚度的减少,翼型升阻比增加;翼型下表面中部曲率和翼型尾部厚度均存在最优值使仿生翼型升阻比最大。 更多还原
- Co-author:王星，汤虎，刘小民，席光，高德康
- Translation or Not:No
- Date of Publication:2013-01-03