航天推进技术研究院主办
Zheng Yuntao,Cai Guobiao,Yin Guizeng.Multi-objective optimization and design for centrifugal impeller of rocket engine pumps[J].Journal of Rocket Propulsion,2006,32(01):14-18.
液体火箭发动机离心泵叶轮的多目标优化设计
- Title:
- Multi-objective optimization and design for centrifugal impeller of rocket engine pumps
- 分类号:
- V434
- 文献标志码:
- A
- 摘要:
- 根据液体火箭发动机系统设计确定的离心泵的性能参数,对泵叶轮的几何参数分别进行了单目标和多目标优化设计。优化目标包括:泵的扬程、效率和轴功率。在多目标优化设计当中,采用超传递近似法对目标之间的重要性进行模糊评价,确定各目标的权值,从而求出优化结果。比较结果表明,多目标优化比单目标优化所得结果更符合工程要求,而对目标的重要性进行评价,所得优化结果更符合设计者的偏好。
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