Shape optimization of 3D curved slots and its application to the squirrel-cage elastic support design

查看全文 作　　者：WANG Dan,ZHANG WeiHong*,WANG ZhenPei & ZHU JiHong Engineering Simulation and Aerospace Computing,The Key Laboratory of Contemporary Design & Integrated Manufacturing Technology,Northwestern Polytechnical University,Xi’an 710072,China

出　　处：《Science China(Physics,Mechanics & Astronomy)》索引2010年第53卷第10期,共6页

基　　金：supported by the National Science Fund for Distinguished Young Scholars of China (Grant No. 10925212);National Natural Science Foundation of China (Grant Nos. 50775184,90916027);Aviation Science Foundation of China (Grant No. 2008ZA53007);Graduate Starting Seed Fund of Northwestern Polytechnical University (Grant No. Z200918) 摘　　要：The squirrel-cage elastic support is one of the most important components of an aero-engine rotor system.A proper structural design will favor the static and dynamic performances of the system.In view of the deficiency of the current shape optimization techniques,a new mapping approach is proposed to define shape design variables based on the parametric equations of 3D curves and surfaces.It is then applied for the slot shape optimization of a squirrel-cage elastic support.To this end,an automatic design procedure that integrates the Genetic Algorithm (GA) is developed to solve the problem.Two typical examples with different shape constraints are considered.Numerical results provide reasonable optimum designs for the improvement of stiffness and strength of the squirrel-cage elastic support. 关键词：SHAPE optimization MAPPING design approach stress CONCENTRATION spindly SLOT squirrel-cage ELASTIC support

相关文献

参考文献（14）
引证文献（11）
耦合文献（0）

参考文献(14)

引证文献(11)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Shape optimization of 3D curved slots and its application to the squirrel-cage elastic support design

参考文献(14)

引证文献(11)

用户提示