【摘要】 介绍了结构拓扑设计的发展过程和主要的数学模型;分析了目前存在的拓扑数值稳定性问题和这些问题的常用处理技术;描述了优化准则法、序列线性规划法和移动渐进线法三种常用的优化算法;举例说明了拓扑设计在静态结构、动态特性和柔性机构设计中的应用;根据国内外目前在结构拓扑设计领域的研究现状和笔者的科研经验,总结了拓扑设计今后研究的重点内容和发展方向。更多还原

【Abstract】 In this paper,the developments of topology design methods and main mathematical models are introduced,the numerical instabilities occurring in topology design and it’s solving techniques,optimizing methods(such as optimality criteria,sequential linear programming and method of moving asymptotes) are also summarized.Secondly,some applications of topology design in static structure,dynamical characteristic design and flexible micro-mechanism design etc.are described.Finally,on the basis of present researches in topology design and my investigation experience in this field,the development trends of topology optimization are proposed.更多还原