The main source for structural nonlinearity is summarized, and a FE model for the primary mirror subassembly of a collimator is established on the basis of contact theory.
介绍了产生结构非线性的主要来源，并在接触理论的基础上对主反射镜组件进行了合理的有限元建模。
Arched corrugated metal roof exhibits strong geometrical nonlinearity when loaded, which has often been ignored in structural design.
金属拱型波纹屋盖结构在力学性能上具有很强的几何非线性，结构设计必须考虑几何非线性的影响。
For lower inflow dynamic pressures, the LCO of the delta wing is caused by structural geometric nonlinearity, and the numerical results correlate well with experimental data.
在小来流动压情况下，结构几何非线性引起了切尖三角翼的LCO，计算结果和试验值吻合较好。
For higher dynamic pressures, the structural material nonlinearity leads to a rapid rise in LCO amplitude, and the varying trend is consistent with experimental observation.
结构材料非线性导致更高的动态压力，在“立法会条例”幅度快速上涨，并与实验结果的变化趋势是一致的。
The structural characteristics of the system are the origin of creating scanning nonlinearity and asymmetry.
系统本身的结构特点是产生扫描非线性和非对称性的根源。
This paper provides the structural stability analysis considering geometric nonlinearity on the prebuckling path by the finite element method.
本文采用有限元法分析考虑前屈曲几何非线性影响的结构稳定性。
A method for the fixed-parameter PID controller tuning is proposed by taking into account of the nonlinearity and structural stiffness.
提出一种对固定增益PID调节器进行参数整定的有效方法。
A method for the fixed-parameter PID controller tuning is proposed by taking into account of the nonlinearity and structural stiffness.
提出一种对固定增益PID调节器进行参数整定的有效方法。
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