1) buckling characteristic
皱曲特性
1.
Based on elastic-plastic thin shell instability theory,adopted virtual power principle and nonlinear elastic-plastic finite element analysis,the buckling characteristic of Al-Mg-Si based alloy Square Sheet with Non-uniform Tension(called as YBT) were investigated.
基于弹塑性板壳失稳理论 ,采用虚功原理和非线性弹塑性有限元方法 ,模拟了Al Mg Si基合金方板对角拉伸的皱曲特性 ,得出了方板临界失稳的物理判据和临界状态下的应力、应变场。
2) plastic wrinkling
塑性皱曲
1.
Alexander for the thin-walled tube under axial compression, this paper introduces a zoning model to analyze the end plastic wrinkling characteristic of the dieless thin-walled tube internal high pressure forming.
基于J M Alexander提出的轴向载荷作用下薄壁管轴对称坍塌机构化模型,针对薄壁管无模内高压成形端部塑性皱曲的局部性特征,提出了一种“皱曲区-膨胀区-皱曲区”的管坯区划模型。
3) elastic wrinkling
弹性皱曲
1.
The elastic wrinkling of thin plate is analyzed.
推导了三角形广义协调平板型壳元GST18的UL格式增量求解方程，并将其引入ABAQUS，分析了在金属压力加工中具有代表性的薄板弹性皱曲问题，并与ABAQUS单元库中的三角形薄壳单元STRI3进行了比较。
4) buckling mechanism
塑性皱曲机制
1.
Considering the characteristics of laser bending,three-dimensional(3D) thermomechanical finite element method(FEM) models of laser bending process with various pre-stresses were developed based on the buckling mechanism(BM).
针对激光弯曲成形的特点,建立三维热力耦合模型,基于塑性皱曲机制(BM),对三种不同预约束应力状态下微尺度激光弯曲成形过程进行数值模拟。
5) Buckling mechanism (BM)
塑性皱曲机理
6) buckling
[英]['bʌkl] [美]['bʌkḷ]
皱曲
1.
The theory and experiment study on the rectangular sheet transverse buckling at high temperature;
矩形薄钢板高温态横向皱曲的解析与实验研究
2.
Based on Hill s theory of orthotropic anisotropic plasticity and the energy method in the theory of stability, a critical equation of elastoplastic buckling of ananisotropic sheet is established, which is useful in the analysis of wrinkling or bucklingcaused by non-uniform stretching in press forming.
本文应用Ｈｉｌｌ正交各向异性塑性理论和稳定的能量法则，推导出各向异性薄板在对角拉伸下皱曲的弹塑性稳定方程，并计算了两种材料ＬＹ１２Ｍ和ＳＰＣＥＮ的失稳临界位，理论计算与ＹＢＴ试验较吻合。
补充资料：皱皱巴巴
1.见"皱巴巴"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条