The structural optimum design with discrete variables under stress and section size constraints is performed using this method.
这种方法能直接求解具有应力约束和几何约束的离散变量结构优化设计问题。
In the optimum design, effects of variety of structure type and structural components on stress are analysed, so that reasonable structure type and component dimensions may be obtained.
在优化设计中，用正交法分析了结构形式和构件变化对应力变化的影响，得出了合理的结构形式和构件尺寸。
According to the stress check criteria of the integral flange stipulated in GB150-1998 steel pressure vessels, optimum design of the integral flange is made by Lagrangian method.
根据GB150—1998钢制压力容器中整体法兰中的应力校核原则，采用优化设计方法中拉格朗日乘子法，进行最小质量的优化计算。
Based on the modal analysis and static stress analysis of the spindle box, it makes the mass of the spindle box optimization, the optimum parameters are attained and the design gets improved.
对箱体有限元模型进行模态和静应力分析，并以箱体质量为优化目标进行优化设计，得到最优化参数，改良了原有设计。
Based upon an idea on full stress design, a quasi full stress design method is presented for structural optimum design with discrete variables in the paper.
以满应力设计思想为基础，提出了离散变量结构优化设计的拟满应力设计方法。
We acquired magnitude and distributing of the self-propelled rotary cutting tool's stress, strain, displacement, thus completing self-propelled rotary cutting tool's structural optimum design.
通过静力分析得到了自回转车刀切削时的应力、应变和位移的大小及分布情况，完成了自回转车刀的结构优化设计。
The optimum test design is obtained to minimize variance of least square estimation of the mean life at a normal stress level.
这里的最优准则是指正常应力水平下产品对数平均寿命估计的方差的极小化。
The optimum test design is obtained to minimize variance of least square estimation of the mean life at a normal stress level.
这里的最优准则是指正常应力水平下产品对数平均寿命估计的方差的极小化。
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