针对桁架拓扑优化问题提出桁架拓扑和尺寸优化的协同演化算法。
A co evolution algorithm used to solve topology and size optimization of trusses is proposed.
采用改进的遗传算法，求解了具有屈曲约束，尤其截面积是离散型的桁架拓扑优化。
We present an improved genetic algorithm(GA) for topology optimization of a truss with discrete sizing and under local buckling constraints.
最后给出了算例证明本文方法求解桁架结构动力拓扑优化问题的有效性。
Finally, an example shows that the proposed method can solve the dynamic topology optimization problem of truss structure effectively.
建立了多工况下具有位移和体系可靠性约束的桁架结构拓扑优化设计数学模型。
The topology optimal model of truss structures with the constraints of displacement and systematic reliability under multiple load cases is constructed.
研究了应力约束下最小重量悬臂梁桁架结构的拓扑优化设计。
Topology optimization design of minimum weight cantilever trusses subjected to stress constraints is studied.
将相对差商法和混沌优化结合起来，形成求解离散变量桁架结构拓扑优化设计的混合算法。
A hybrid algorithm for topology optimization of trusses with discrete variables is developed which combines relative difference quotient algorithm with chaos optimization.
对带有附加结构的卫星主桁架结构进行了拓扑优化设计。
The optimal topology design of satellite trusses with appended structures was performed.
对带有附加结构的卫星主桁架结构进行了拓扑优化设计。
The optimal topology design of satellite trusses with appended structures was performed.
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