With this method, the matrix form of the3D viscous strain increment for the standard linear solid model is obtained; and the corresponding tensor form is derived, which can be also generalized tot. 首先,根据该代换下的标准线性固体三维黏性应变增量的矩阵形式,导出与之相对应的张量形式,进而推广得到常泊松比下一般黏弹性体三维微分型本构关系。
Analytical Solution for Mode ⅱ Dynamic Rupture of Standard Linear Viscoelastic Solid With Nonlinear Damping 非线性阻尼作用下标准线性固体粘弹性Ⅲ型破裂的解析解
A standard linear solid model ( kelvin model) was used to fit the experimental data. 同时以标准线性固体模型对实验数据进行了拟合。
Thus, a nonlinear viscoelastic constitutive relation for cement mortar based on standard linear solid model considering the evolution of the damage internal variable is established accordingly. 据此,在标准线性固体模型的基础上,考虑损伤内变量的演化,建立了应变率相关的水泥砂浆的非线性黏弹性损伤模型。
Provided that the materials of the plate are standard linear solid and with the use of Galerkin procedure, the problems of cracked rectangular viscoelastic plates are solved. 在材料为标准线性固体的情况下,采用Galerkin法,对含裂纹四边简支矩形板问题进行了求解。
A transient behaviour of fluid saturated standard linear viscoelastic porous medium layer was examined numerically, and the porous solid displacement, seepage velocity of the pore liquid, pore pressure and the effective stress were obtained. 数值研究了饱和标准线性粘弹性多孔介质层的动力响应,分析了固相位移、渗流速度、孔隙压力及固相有效应力等的响应特征。
The complex modulus and three viscoelastic parameters of standard linear model of solid are obtained by measuring the response, phase retardation at a point on beam vibrating at resonant frequency. 本文利用共振梁方法,通过对一点响应、相位滞后和共振频率的测量,可以获得粘弹性材料的复模量以及标准线性固体模型的三个参数,即松弛模量、松弛系数和蠕变系数。
Our results first proved that the Tg relaxation of epoxy network is characteristic of standard linear solid with a single relaxation time which is independent of the molecular weight, stoichiometry and cure condition. 本实验和理论研究结果首次证明了环氧交联网Tg松弛过程具有单一松弛时间描述的线性标准固体的特征,与预聚体分子量、固化剂配比和固化条件无关。
Finite element numerical modeling of seismic wave in standard linear viscoelastic solid 标准线性粘弹体地震波有限元数值模拟
An investigation into the intrinsic relations of strain rate dependent mechanical behaviour and internal friction phenomena of standard linear solid materials 标准线性固体材料应变率相关力学行为与内耗现象本质联系探讨
Viscoelasticity was analyzed by the special three element standard linear solid model. 粘弹性分析采用特殊的三元素标准线性固体模型拟合实验数据。
A model had been constructed by a standard linear solid element and a paralleled frictional sliding element. 织物流变模型由标准线性固体模型和一个摩擦元件并联组成。
The results show that the relaxation property of the soybean protein fibers is in accordance with the standard linear solid model and the bleaching has a remarkable effect on the mechanical property of the soybean protein fibers. 力学建模分析得出大豆蛋白改性PVA纤维的松弛性能符合标准线性固体模型,漂白对大豆纤维的力学性能有显著影响。
And standard linear solid model is the best model to simulate the tensile property of nonwoven geotextiles and the secondary model to simulate that of compound geotextiles, but when applied to woven geotextiles, the ESS is quite large. 标准线性固体模型对非织造土工布拉伸性能的拟合效果是最好的,复合土工布次之,对机织土工布的拟合残差则比较大。
One is distributed parameter Maxwell model and the other is distributed order standard linear solid model. 第一类是分布参数麦克斯韦模型,第二类是分布阶标准线性固体模型。
Thermal relaxation regularities that consistent with the Arrhenius relationship are observed in the low-frequency experiments. Introducing the thermal relaxation regularities into the standard linear solid model, the thermal relaxation model with effects of both frequency and temperature is obtained. 由低频实验获得了符合Arrhenius关系的热弛豫规律,将其引入标准线性固体模型中,得到了同时含有频率和温度效应的热弛豫模型。