1) buckling displacements
屈曲位形
2) buckling deformation
屈曲变形
1.
To get the buckling deformation,configuration and restraint forces of tubular strings sealed in packers,the buckling behavior of tubing neared parkers was analyzed in this paper.
鉴于此,取管柱微元体进行受力分析,根据平衡条件和小挠度梁屈曲理论,得到了紧靠封隔器段平面屈曲管柱及螺旋屈曲管柱的屈曲变形微分方程;根据屈曲变形微分方程,利用边界条件得到了紧靠封隔器的平面屈曲管柱的挠度,推导出了封隔器对管柱的约束力和约束弯矩,可供管柱强度校核及封隔器胶筒设计参考。
2.
By using of the constitutive model developed by the higher-order Cauchy-Born rule and moving least square meshless method,buckling deformation for single walled carbon nanotube (7,7) is investigated in detail.
目前的研究结果与基于分子动力学的计算结果取得了很好的一致,同时进一步揭示了其压缩屈曲变形前后的变形机理。
3) casing buckling
屈曲变形
1.
Finite element analysis of casing buckling in casing drilling;
套管钻井中套管屈曲变形的有限元分析
2.
The casing buckling is analyzed with FEM in casing drilling.
针对套管钻井过程中套管易发生屈曲变形问题,进行了有限元分析。
4) cylindrical buckling
柱形屈曲
1.
The solution of the cylindrical buckling problems of piezoelectric laminatedprates is presented in the context of the mathematical elastic theory- Due to the complexity of eigen-value problem resulted in, the critical load of buckling must be solved numerically.
导出了压电介质弹性稳定性问题的控制微分方程，提出了压电层合板柱形屈曲的数学弹性力学解法。
5) critical shape
屈曲形态
6) snake buckling
蛇形屈曲
1.
Then,using the differential quadrature(DQ) element method,a stiffness equation for analysing the snake buckling of the drillstrins subjected to radial constraints are deduced.
构建了受径向约束杆柱蛇形屈曲分析的DQ单元法的刚度方程,并给出了单元刚度矩阵和增量刚度矩阵的显式。
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参考词条