1) dynamic shear modulus ratio
动剪模量比
2) dynamic shear modulus ratio
动剪切模量比
1.
Experimental studies on dynamic shear modulus ratio and damping ratio of recently deposited soils in Nanjing;
南京新近沉积土动剪切模量比与阻尼比的试验研究
2.
Effects of dynamic shear modulus ratio and velocity on surface ground motion and their equivalent relations
动剪切模量比与剪切波速对地震动影响及等量关系研究
3.
Considering the effects of vertical seismic motion on the dynamic shear modulus ratio and damping ratio a simplified formula is presented to meet the need of aseimic code and engineering purpose.
根据考虑竖向地震动对土体最大剪应变相对增量影响的回归方程,建立考虑竖向地震动与土体动剪切模量比和阻尼比变化之间的简化计算公式。
3) dynamic shear modulus and damping ratio
动剪切模量和阻尼比
1.
The testing results of dynamic shear modulus and damping ratio of silty clay in Chongqing downtown area are attained with the change of shear strain by natural(resonance) column test and dynamic triaxial test.
采用自振(共振)柱和动三轴试验方法,得到重庆主城区粉质黏土动剪切模量和阻尼比随剪应变变化试验结果,比较分析试验值、文献[1]给出的推荐值和文献[2]给出的规范值的差异,并通过土层反应计算初步给出了这种差异对地表反应谱的影响,结果表明:(1)G/Gmax-γ关系中,规范值在中等应变时给出的G/Gmax比试验值和推荐值低;大应变时,相比较于试验值和推荐值,规范值衰减更快;(2)相比较于λ-γ关系,G-γ关系经过Gmax归一化后,更具有一致性,粉质黏土阻尼离散性较大;(3)试验值和推荐值计算的地表反应谱相差较小,但试验值和规范值计算的地表反应谱相差较大,特别是在随着输入地震动强度增大,这种差异性更显著。
4) dynamic shear modulus
动剪模量
1.
Laboratory experimental research on dynamic shear modulus of saturated soil subjected to dynamic loading;
动荷载作用下饱和砂土动剪模量试验研究
2.
Experimental study on effect of shear strain accumulation on dynamic shear modulus and damping ratio of clay soil;
应变累积对黏土动剪模量和阻尼比影响的试验研究
3.
To get reliable soil dynamic characters of large-scale model tests of dynamic soil-foundation-structure interaction system, cyclic simple shear tests of undisturbed samples and dynamic triaxial tests of compact specimens were performed under 100 kPa,200 kPa and 300 kPa consolidation pressures, and the maximal dynamic shear modulus G_(dmax) and the curves of G/G_(dmax)-γ were obtained and .
由于土动力参数的不同,土动力计算分析的结果将有一定差异,为更合理的取得地基基础上部结构相互作用体系动力特性研究的野外大比例模型试验的场地土的动力特性,在100kPa,200kPa,300kPa3种固结压力下,分别进行了原状土样的循环单剪试验、扰动土样的动三轴试验,得到了2种试验在3种固结压力下的最大动剪模量Gdmax和G/Gdmax γ曲线,并进行了对比分析。
5) dynamic shear modulus
动剪切模量
1.
Experimental study on dynamic shear modulus of remolded frozen silty clay for Qinghai-Xizang Railway;
青藏铁路重塑冻结粉质黏土动剪切模量试验研究
2.
Effects of consolidation ratios of sands on dynamic shear modulus and response spectrum of soil surface;
固结比对砂土动剪切模量及地表反应谱的影响
3.
Dynamic triaxial test on dynamic shear modulus and damping ratio;
动三轴试验研究土的动剪切模量和阻尼比
6) maximum shear modulus ratio
最大剪切模量比
1.
A method is proposed for predicting the combined effect of confining stress,void ratio,and particle characteristics on the maximum shear modulus ratio and optimum degree of saturation in partially saturated cohesionless soils.
提出可以考虑平均有效应力、孔隙比和颗粒特征对非饱和无粘性土最大剪切模量比及最优饱和度的综合影响的方法 ,仅需四个参数 :土的级配、孔隙比、平均有效应力和颗粒形状 ,因此可避免一系列复杂的动力试验 。
补充资料：表观弹性模量
分子式：
CAS号：
性质： 在减震橡胶制品中，由于橡胶与金属黏着界面的形状效应，不能仅由形状尺寸和橡胶的弹性模量来决定不同方向的弹簧常数，为此将表观弹性模量Eap定义为：圆柱形：Eap=(3+4.9355S2)G正方形：Eap=(3+6.580S2)G无限长柱：Eap=(4+3.290S2)G式中G为剪切弹性模量，S为形状因子。
CAS号：
性质： 在减震橡胶制品中，由于橡胶与金属黏着界面的形状效应，不能仅由形状尺寸和橡胶的弹性模量来决定不同方向的弹簧常数，为此将表观弹性模量Eap定义为：圆柱形：Eap=(3+4.9355S2)G正方形：Eap=(3+6.580S2)G无限长柱：Eap=(4+3.290S2)G式中G为剪切弹性模量，S为形状因子。
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