应变能

三点弯曲试样J积分和应变能间关系式的实验研究

An experimental study on the correlation between J-integral and strain energy

对W膜，应变能密度与晶粒取向无关。

For isotropic W , the strain energy density is independent of the grain orientation .

混合型裂纹等W线应变能准则

A Strain Energy Criterion of iso-W Line for Mixed Mode Crack

纯弯曲Sandwich梁试样界面裂纹扩展的应变能释放率

Strain energy release rate of crack propagation along the pure bend sandwich beam specimen

分析了裂纹尖端附近某一区域内的应变能的变化，提出了混合型裂纹等W线应变能准则。

This paper analyses the change of the strain energy in a region around the crack tip .

得到了针对两种不同损伤模型A和B的脆性损伤发展方程、脆性损伤本构方程和脆性损伤应变能释放率模型。

Brittle damage evolution equation , constitutive equation and strain energy release rate model against two damage models A and B respectively have been given in this paper .

这是因为在长大过程中，Cu颗粒通过孪生过程缓解了由于共格关系而产生的弹性应变能。

This is due to the relaxation , through twinning , of the elastic strain energy accumulated around the Cu particles during their growth .

Si3N4/BN复合材料界面应变能释放速率的测试与表征

Measurement and characterization of interfacial strain energy release rate of si_3n_4 / bn composites by four-point bending test

针对冻土材料的非线性特点，讨论了非线性临界应变能释放率GC的测试原理和方法，推导了相应的计算公式和参数确定的方法；

The measured technique and principle of nonlinearity GC were discussed , and an algorithm to estimate parameters of frozen soil was formulated .

在这个应变能密度函数中，每项系数均用Lame常数来表达。

In this function , the coefficient of each term is expressed in Lame 's constants .

同时采用了Adams应变能法与Rayleigh阻尼模型相结合的方法，构造了相应的阻尼阵列式；

A damping model is constituted on the basis of Rayleigh damping model using Adams ' strain energy method ( MSE ) .

解方程后计算了裂纹尖端塑性区尺寸及裂纹尖端张开位移COD，给出了应变能释放率算式。

The solutions are used to formulate the plastic zone length of the crack tip and COD and get the releasing ratio of strain energy .

用Ritz法分析复合材料夹杂黏弹性阻尼材料的应变能

Strain energy analysis of composite materials with interleaved viscoelastic damping layers by Ritz method

通过对量子点能量的应变能项进行修正，解释了量子点中Si组分对形状演化的影响。

A modified model was established and used to explain the influence of Si concentration on the shape transition by introducing the revised strain energy term depending on Si concentration .

以单元的应变能密度作为广义灵敏度数，通过ESO方法将对结构刚度贡献最小的单元删除以提高材料的利用率，降低结构重量。

The individual element 's stain energy density is calculated as a generalized sensitive number for ESO method .

Hermite曲线在所有满足同样端点条件的C~1连续的三次多项式样条曲线中具有最小的应变能。

Hermite curve has the minimum strain energy among all C ~ 1 cubic polynomial curves satisfying the same endpoint conditions .

M1和M2是马氏体的两种变体，有着不同的取向结构和弹性应变能，使得M1和M2在不同的温度下转变成奥氏体。

M1 and M2 are two different martensite variants with diverse elastic strain energy and lattice distortions , which transformation to austenite at different temperatures .

网状结构有利于提高（Ce；Mg）-PSZ陶瓷的耐磨性；可能与其对摩擦所致应变能的吸收和缓解作用有关。

Net shape structure could effectively absorb and relieve the strain energy produced by friction , which is in favor of better wear resistant properties of ( Ce , Mg ) - PSZ ceramics .

最小应变能密度因子理论的预测结果与最大周向应力准则的预测结果非常接近，但同样不能预测8mm厚度试样的起裂方向。

Crack initiation angle predicted by the minimum strain energy density ( S - ) criterion is very close to that by MTS-criterion .

叙述了应变能区分法（SEP）的数值计算方法（SEP-NCM）应用的有效性和预测能力。

The effectiveness and predictcapability by using Numerical Computational Method of SEP ( SEP-NCM ) were described .

通过模拟强震前累积应变能释放具有加速特征地震目录的方法，系统地研究了随机AMR模型参数估计特征。

Based on the stochastic AMR model , this paper constructs man made earthquake catalogues to investigate the property of parameter estimation of the model .

本文在此基础上引入BP神经网络，以结构模态应变能变化为样本训练了一个三次神经网络，并对损伤模拟的结果进行仿真，得到较好的结果。

In this thesis , based on the introduction of BP neural network to structural changes in the modal strain energy for the training samples three times a neural network and simulation of damage simulation results , to achieve better result .

同时研究了薄膜表面能Shkl和应变能Uhkl对TiN薄膜生长取向的控制影响。

The surface and strain energies of TiN films are researched to know how they affect the growth orientation of TiN films .

最后根据相似理论，计算得到了VCR法大直径球状药包落矿时的临界埋深、应变能系数、最佳埋深等爆破参数，为VCR法试验矿块孔网参数设计提供了依据。

By use of the similarity theory , the above parameters are obtained as the basis for the blasting-holes parameter design of ore block by adopting VCR method .

然后，结合基于人工材料的结构渐进优化（ESO）方法，构建了基于应变能的双方向结构渐进优化（BESO）方法的优化准则及算法。

Then , Bi-directional Evolutionary Structural Optimization ( BESO ) criteria and its arithmetic are given , combining ESO method with man-made material elements .

在V型切口的脆性断裂准则的基础上，提出了结合材料界面端问题的应变能密度因子准则、形状改变能密度因子准则、最大周向拉应力准则和最大周向拉应变准则。

Based on the brittle fracture criterion for V-notches , the strain energy density factor criterion , the distortional strain energy density factor criterion , the circumferential tensile stress criterion and the circumferential tensile strain criterion for interfacial edge of bonded materials are given .

而且随温度的增加，Mises应力和应变能密度增加，蠕变和筏化也越容易。

The Mises stress and strain energy density of the γ and γ phases increase with the temperature increasing , thus the creep and rafting becomes easier at a higher temperature .

摘要论述了高分子聚合物约束阻尼复合结构损耗因子的有限元计算方法，并详细研究了模态应变能法的理论分析及其在ANSYS软件上计算约束阻尼复合结构损耗因子的计算程序。

Abstract The finite element method of loss factor prediction in constrained structures is re-viewed . And modal strain energy method is theoretically analyzed in detail and also ANSYS program is used to calculate the loss factor of polymer composite structures with constrained layers .

为了研究脱层的扩展机理，提出了一种基于Mindlin板模型的应变能释放率的计算方法，用于计算脱层前沿的应变能释放率的分布。

To explore delamination growth mechanism , we present a numerical method based on the Mindlin plate model to calculate the strain energy release rate at the front of a delamination .

通过应用Fourier分析和对偶积分方程理论，得到了立方准晶材料Ⅲ型裂纹问题的精确解析解，并由此确定了位移与应力场，应力强度因子和应变能释放率。

The exact analytic solution of a Mode ⅲ Griffith crack in the material was obtained by using the Fourier transform and dual integral equations theory , and so the displacement and stress fields , the stress intensity factor and strain energy release rate were determined .