设在物体表面上,有指定的位移约束w,其中不包含刚体位移在内, 则 w可以写为: w=W*g(x/l,y/l,z./l) 其中,W是特征位移约束,g是位移约束的分布函数。
位移约束(DOF Constraint):将给定某一自由度的已知值。例如,在结构分析中,约束被指定为位移和对称边界条件;在热力学分析中,被指定为温度和与热通量平...
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Third, for the problem of the stress, local stability and displacement constraints, the sequential quadratic programming(SQP) method is adopted in this paper. The stress and local stability constraints are transformed intomovable lower bounds of sizes.
第三,对于应力约束、局部稳定约束和位移约束的问题,本文采用序列二次规划SQP方法进行了求解。
参考来源 - 桁架结构截面优化的理论与软件·2,447,543篇论文数据,部分数据来源于NoteExpress
二次应力是由构件的位移约束引起的。
These are developed by the constraint of displacements of a structure.
目的研究指定位移约束对颌骨的应力分布影响。
Objective To study stress distribution in jawbone tissues around dental implant under displacement constraints.
粗细网格用内插约束单元过渡,电路板端添加位移约束。
The element transition of thick and thin grid was restricted with inside mode, displacement restriction was added at end of circuit board.
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