1) dynamical stiffness matrix
动刚度矩阵
2) dynamic stiffness matrix
动力刚度矩阵
1.
The dynamic stiffness matrix of the media and the formula of their response to P-SV waves are derived.
根据波动方程,采用了薄层元素法,推导了平面P-SV波入射时TI层状场地的动力刚度矩阵。
2.
Methods of obtaining foundation dynamic stiffness matrix based on similarity, including cloning algorithm, consistent infinitesimal finite e1ement cel1 method and scaled boundary finite ele- ment method, are illustrated in detail in this paper.
详细论述了基于相似性导出基础动力刚度矩阵的思想，包括克隆算法、无限元方法、一致无穷小有限元法和标度有限元法。
3.
SV wave scattering by fracture fault are presented in frequency domain using indirect boundary element method(IBEM),in which the dynamic stiffness matrix and of soil layer Green function for distributed loads acting on inclined line by Wolf are used.
借助W olf的土层和半空间精确动力刚度矩阵及斜线荷载的格林函数,利用间接边界元法在频域内求解了局部断层场地对SV波的散射,着重分析了破碎带较窄断层两侧围岩动力响应的基本规律,以及场地动力特性对散射的影响。
3) dynamic impedance matrix
动力刚度矩阵
1.
Based on the indirect boundary element method, the Green′s functions and the dynamic impedance matrix in space domain are obtained.
文中根据间接边界元方法,推导了空间域中的格林函数公式,并建立了地基土的动力刚度矩阵;进而在频域内采用子结构法,建立了考虑土-结构动力相互作用的隔震结构的运动方程;通过数值仿真某具有埋置刚性基础的剪切型基础隔震结构的地震反应,分析了地基土的刚度对隔震效果以及结构地震反应的影响,得到了一些有意义的结论。
4) dynamic-stiffness matrix
动力刚度矩阵
1.
Amplification of P waves by flexible space is analyzed by exact dynamic-stiffness matrix of soil and half-space in frequency domain.
利用土层和半空间的精确动力刚度矩阵,在频域内求解并分析了弹性半空间场地对P波的放大效应。
5) dynamic stiffness matrix
动态刚度矩阵
1.
To study the response of the metal helical spring stiffness to the frequency,the present researcher adopted the dynamic stiffness matrix method to calculate the stiffness under the load of different frequency.
为研究螺旋钢弹簧刚度对频率的响应,采用动态刚度矩阵法研究螺旋钢弹簧在不同频率的外加载荷下刚度发生变化的规律。
2.
The dynamic stiffness matrix method for determining dynamic characteristics of crankshaft is developed.
应用动态刚度矩阵法分析曲轴的动态特性。
6) vibration stiffness matrix
振动刚度矩阵
1.
Based on some hypotheses, the vibration stiffness matrix of the structure is put forward by a simple and effective method.
核心单筒式悬挂结构的振动是一个非常复杂的问题,这里用一个简单而有效的方法推导了其振动刚度矩阵,为实际工程计算提供参考。
补充资料：因水火风动故地动
【因水火风动故地动】
经云：此阎浮提地，南北阔二万一千由旬，东西阔七千由旬，厚六万八千由旬。地下有水，厚八万四千由旬。水下有火，厚八万四千由旬。火下有风，厚六万八千由旬。风下有金刚轮，过去诸佛舍利，咸在其中。或有时大风忽动，火亦随动。火既动已，水复随动。水既动已，地即随动。故云因水火风动故地动。（梵语阎浮提，华言胜金洲。梵语由旬，华言限量，或四十里，或六十、八十里也。）
经云：此阎浮提地，南北阔二万一千由旬，东西阔七千由旬，厚六万八千由旬。地下有水，厚八万四千由旬。水下有火，厚八万四千由旬。火下有风，厚六万八千由旬。风下有金刚轮，过去诸佛舍利，咸在其中。或有时大风忽动，火亦随动。火既动已，水复随动。水既动已，地即随动。故云因水火风动故地动。（梵语阎浮提，华言胜金洲。梵语由旬，华言限量，或四十里，或六十、八十里也。）
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