1) Crustal strain-energy density
地壳应变能密度
2) strain energy density
应变能密度
1.
Based on the strain energy density theory, the equivalent strain energy density at half life is used as a control parameter, and a new life prediction model for stress controlled fatigue or fatigue-creep interaction is proposed in this paper.
基于应变能密度理论,并以半寿命等效应变能密度作为控制参量,提出一种新的应力控制寿命预测方法。
2.
A 2-D finite element model of tire-rubber was established to simulate the crack growth of the sample under simple tension,by using the strain energy density parameter.
建立了二维轮胎橡胶材料的有限元模型,用应变能密度这个参数模拟了试样承受单向拉伸时裂纹的扩展方向。
3.
Based on the theory of continuum mechanics and maximum tensile stress criterion and conservation law of energy, this paper has proposed that fracture strain energy density of brittle materials is linear with their fracture strain, and that average stress decided by them is a material constant, which have been verified by PMMA materials tensile test at the different loading rates.
本文基于连续介质力学理论和最大拉应力准则 ,从能量的观点出发 ,根据能量守恒定律 ,提出了脆性材料的断裂应变能密度与断裂应变成线性关系 ,由此确定的平均应力为材料常数。
3) crust density
地壳密度
4) plastic strain energy density
塑性应变能密度
1.
The effects of titanium alloying method and titanium content on the plastic strain energy density and low-cycle fatigue behavior of A356 alloys were investigated.
结果表明:4种合金均表现为明显的循环硬化行为;具有较高钛含量的E14、M14合金的循环硬化能力高于低钛含量的E10和M10合金;合金的塑性应变能密度受应变幅的影响且具有循环相关性;高应变幅时,塑性应变能较高但随循环周次变化较小;当应变幅较低时,合金的塑性应变能较小但变化较大,特别是塑性较好的E10和M10合金;无论是电解加钛还是熔配加钛,钛含量为0。
5) strain energy density function
应变能密度函数
1.
According to the strain energy density function for finite deformation of viscoelastic material, to the relaxation function of Maxwell mode and to the deformation gradient tensor of bubble, a stress equation for finite deformation of protein bubble is derived.
根据粘弹性材料有限变形的应变能密度函数、Maxwell模型的松弛函数及气泡的变形梯度张量,推导出蛋白质气泡有限变形的应力方程。
6) strain energy function
应变能密度函数
1.
A strain energy function, being split into isochoric and volumetric parts, was proposed for porous silicone rubber with relatively high porosity at finite deformation under compression.
针对孔隙度较大 (孔隙度大于 5 0 % )的硅橡胶材料在压缩情况下的大变形 ,提出了可描述此类可压橡胶材料力学行为的应变能密度函数 ,推导了硅橡胶材料的本构方程。
2.
Using vascular strain energy function advanced by Fung,the vascular stress_strain relationship under equilibrium state was analyzed and the circumferential and axial elastic moduli were deduced that are expressed while the arterial strains around the equilibrium state are relatively small, so that the equations of vessel wall motion under the pulsatile.
动脉中的血液流动被分解为平衡状态(相当于平均压定常流状态)和叠加在平衡状态上的周期脉动流,利用Fung的血管应变能密度函数分析血管壁在平衡状态下的应力＿应变关系,确定相对于平衡状态血管作微小变形所对应的周向弹性模量和轴向弹性模量,并建立在脉动压力作用下相应的管壁运动方程,与线性化Navier＿Stokes方程联立,求得血液流动速度和血管壁位移的分析表达式,详细讨论血管壁周向和轴向弹性性质差异对脉博波、血液脉动流特性以及血管壁运动的影响·
3.
This paper,on the bases of the predecessor work,with the help of the strain energy function,the three-dimension expression on the artery constitutive equation is derived (seven coefficients),In addition,.
本文是在先辈工作的基础上，借助于应变能密度函数，给出血管壁本构方程的三维表达形式（七参数），并借助于先进的实验设备及方法，拟和出本构方程的七个物质参数。
补充资料：应变能释放速率
分子式：
CAS号：
性质：在线性弹性断裂力学中，把裂纹增加单位长度所需的能量。以符号G表示。对于张开型裂纹，通常用G1表示，当G1达某一临界值G1C时，材料断裂。
CAS号：
性质：在线性弹性断裂力学中，把裂纹增加单位长度所需的能量。以符号G表示。对于张开型裂纹，通常用G1表示，当G1达某一临界值G1C时，材料断裂。
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