1) axial seismic excitation
轴向地震激励
1.
Dynamic response of buried pipelines conveying fluid due to axial seismic excitation;
埋地输液管道轴向地震激励下的动力响应(一)
2) vertical seismic excitation
竖向地震激励
1.
Dynamic response of aboveground pipelines conveying fluid due to vertical seismic excitation;
地上输液管道竖向地震激励下的动力响应
3) horizontal transverse seismic excitation
横向地震激励
4) seismic excitation
地震激励
1.
Active vibration control based on linear matrix inequality for rotor system under seismic excitation;
地震激励下基于LMI的转子系统振动主动控制
2.
Response controlling characteristics of mega-sub controlled structural system under seismic excitation;
巨-子型有控结构体系在地震激励下的响应控制特性
3.
Response analysis on linear imbalanced rotor-bearing system under nonstationary random seismic excitation;
不平衡线性转子-轴承系统的非平稳地震激励响应分析
5) earthquake excitation
地震激励
1.
Equations of motion of a rotating machinery system for calculating its vibration response to seismic excitation is established by using a beam model with Coriolis effects taken into account when the base is subjected to an earthquake excitation with rotational components.
首先建立旋转机械系统地震激励下的运动微分方程,然后推出了包括3个平动分量和3个转动分量、表现为非平稳随机过程的地震激励表达式。
6) seismic excitations
地震激励
1.
Performance of variable dampers for vibration control of structures under seismic excitations is investigat.
研究了地震激励下结构半主动变阻尼控制的有效性。
2.
Seismic response analysis of a long-span cable-stayed bridge under random seismic excitations with spatial variations,including travelling effect, incoherence effect and local site effect, was made with stochastic method.
研究结果表明 :与一致地震激励相比 ,地震动的空间变化特性可以使斜拉桥的地震响应改变 30 % ;同时考虑行波效应、部分相干效应时的地震响应接近于仅考虑行波效应时的地震响应 ;行波效应对斜拉桥地震响应的影响明显大于部分相干效应的影响 ;在加速度均方根相同的随机地震作用下 ,斜拉桥在软场地条件下的地震响应明显大于在硬场地条件下的响应 ,中等场地条件下的地震响应介于两者之间 。
3.
Although it has been demonstrated that as two typical examples of conventional semiactive control systems,active variable stiffness(AVS) and active variable damper(AVD) may be effective for vibration control of buildings subjected to seismic excitations,the latest research results show that obvious deficiencies still exist in both of them.
尽管已有的研究证明,传统的半主动变刚度控制系统和变阻尼控制系统均可以有效地抑制结构在地震激励下的动力反应,然而最新的研究显示二者仍然存在明显的不足之处,需要进一步深入研究。
补充资料：单轴各向异性
单轴各向异性是磁晶各向异性的最简单形式，即自发磁化的稳定方向（或易磁化方向）平行于一特殊晶轴。如六方晶系钴的自发磁化方向平行于 C轴(见晶体结构)，这就表现出强的单轴各向异性。磁性材料的单轴各向异性值一般都低于其磁晶各向异性值，为103erg/cm3量级。磁性材料经磁场热处理或强的冷加工而产生的感生各向异性，都属于单轴各向异性。
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