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| 三维跨音速叶栅自动气动优化设计 | |
| 引用本文： | 罗常,宋立明,李军,丰镇平. 三维跨音速叶栅自动气动优化设计[J]. 工程热物理学报, 2008, 29(12) |
| 作者姓名： | 罗常 宋立明 李军 丰镇平 |
| 作者单位： | 西安交通大学叶轮机械研究所,陕西,西安,710049;西安交通大学叶轮机械研究所,陕西,西安,710049;西安交通大学叶轮机械研究所,陕西,西安,710049;西安交通大学叶轮机械研究所,陕西,西安,710049 |
| 摘 要： | 应用三维叶栅自动设计参数化方法,选择E3约束的条件下进行了自动气动优化设计.优化后,最优叶栅的总压恢复系数比参考叶栅提高了0.8%,流量和出口气流角都在约束范围内.对优化结果的详细气动分析表明,叶栅性能有显著的改善,表明该算法具有良好的优化性能. |
| 关 键 词： | 三维叶栅 自动气动优化 总压恢复系数 |
AUTOMATIC AERODYNAMIC OPTIMIZATION OF 3D TRANSONIC CASCADE |
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| LUO Chang,SONG Li-Ming,LI Jun,FENG Zhen-Ping. AUTOMATIC AERODYNAMIC OPTIMIZATION OF 3D TRANSONIC CASCADE[J]. Journal of Engineering Thermophysics, 2008, 29(12) | |
| Authors: | LUO Chang SONG Li-Ming LI Jun FENG Zhen-Ping |
| Affiliation: | LUO Chang SONG Li-Ming LI Jun FENG Zhen-Ping (Institute of Turbomachinery,Xi'an Jiaotong University,Xi'an 710049,China) |
| Abstract: | Applying automatic aerodynamic optimization method of 3D cascade,the first stage nozzle of E~3 turbine was optimized for the maximization of the total pressure coefficient by constraining the mass flow rate and total pressure ratio.The total pressure coefficient of the optimum design has 0.8% higher than that of reference design.The optimal design blade shows a better aerodynamic performance than that of reference design.The result demonstrates that the method has good performance and is adapted to the aero... |
| Keywords: | 3D cascade automatic aerodynamic optimization total pressure coefficient |
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