1) effective elastic constants
有效弹性常数
1.
A model fordetermining theeffective elastic constantsof stitched lamina is established,in which the effectsof stitching parameterson elastic constantsofstitched lamina areanalyzed by consid- ering the nonuniform distribution and in- plan waviness of fibers induced by stitching.
建立了缝纫单层板的有效弹性常数分析模型。
2.
The effective elastic constants of T700/QY8911 single ply plate of stitched lamina are calculated by the proposed model,and the comparison with unstitched model is also analyzed.
在此模型的基础上分析了T700/QY8911缝合单层板的有效弹性常数,并与未缝合模型进行了比较。
3.
A model of determining effective elastic constants of stitched laminate is established,in which the in-plane waviness of fibers induced by stitching is considered and assumption of sine(cosine) curve of the waviness is done.
建立了缝合单层板弹性常数分析模型,通过考虑缝线穿过纤维时产生的弯曲并假设近似正(余)弦曲线,计算T700/QY8911缝合单层板的有效弹性常数,并将其与未缝合模型比较,总结了各缝合参数(行距、针距、缝线半径)对有效弹性常数的影响,为分析缝合层合板弹性常数提供了依据。
2) effective elastic constant
有效弹性常数
1.
The finite element model based on multiple scale homogenization theory is built for studying on effective elastic constant of tube sheet.
根据多尺度均匀化理论建立了管板有效弹性常数研究的有限元计算模型 ,在弹性平面状态下 ,计算结果与ASME规范中采用的有效弹性常数进行了比较 ,其相对误差在 0 。
3) equivalent elastic constants
等效弹性常数
1.
2-D homogenization method was applied to study the effects of the micro-structure(cell shape and size)on the equivalent elastic constants of porous structures so as to simplified the problem.
取具有不同孔洞形状的正方形胞元作为周期性结构的代表胞元,将三维孔隙材料简化为截面上具有规则孔洞的二维结构,来计算不同微孔形状及大小下的等效弹性常数;比较分析了微孔结构对多孔材料等效弹性常数的影响。
2.
To verify the correction of these equivalent elastic constants,linear static analysis of an aluminum sandwich plate under pressure out of panel was performed with NASTRAN program.
推导了三角形夹芯板夹心层的等效弹性常数,为验证所推导的弹性常数的合理性,用NASTRAN有限元计算程序对两种模型进行了静力计算比较,一种是用所推导的弹性常数将夹心等效后,以层合板的形式进行计算的模型,另一种是对整个结构直接采用板单元进行计算的模型。
3.
For the purpose of the structural application of fiber-reinforced plasterboard filled with concrete(composite wall-board)in tall building,one wallboard type was selected and the method of materials mechanics was used to simplify it to orthotropic board and equivalent elastic constants were obtained.
为把混凝土灌芯纤维增强石膏板应用到高层结构中,选定了墙板厚度类型,并采用材料力学的方法把其简化为正交各项异性板,获得其等效弹性常数,引用Hill屈服准则来建立其本构关系。
4) effective dynamic parameter
有效动弹性参数
1.
It has put out the relationship of effective dynamic parameters of elasticity ( E ,ν , G ) and crack density parameters, according to the principle of energy balance, rock rupture mechanics and Castiglano’s theorem, by looking the cracked mass with random cracks as quasi-isotr.
将岩体中裂隙呈随机分布的裂隙岩体似为准各向同性裂隙岩体,根据能量平衡原理、岩石断裂力学理论和卡氏最小功能定理(Castiglano’stheorem),确定了准各向同性裂隙岩体的有效动弹性参数(E、ν、G)与裂隙密度参数(Xv)的数学关系。
5) effective constant
有效常数
6) elastic properties
弹性常数
1.
Prediction of effective elastic properties of woven fabric composite by finite element method;
纤维织物增强复合材料等效弹性常数的有限元预测
补充资料：有效弹性试验
分子式：
CAS号：
性质：测定橡胶在拉伸和收缩时所消耗和放出功的试验。试验可以在一般拉力试验机上进行。先将橡胶试样拉伸到一定长度或施加一定负荷，然后以同样速率让其逐渐收缩至无应力状态，按照有效弹性是材料收缩时的恢复功与伸长时所消耗功的百分比，分别求出恢复功和消耗功，进而求得材料的有效弹性。
CAS号：
性质：测定橡胶在拉伸和收缩时所消耗和放出功的试验。试验可以在一般拉力试验机上进行。先将橡胶试样拉伸到一定长度或施加一定负荷，然后以同样速率让其逐渐收缩至无应力状态，按照有效弹性是材料收缩时的恢复功与伸长时所消耗功的百分比，分别求出恢复功和消耗功，进而求得材料的有效弹性。
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