2) vortex-excited resonance
涡激共振
1.
Sectional model test study on vortex-excited resonance of vehicle-bridge system of Shanghai Bridge over Yangtse River;
上海长江大桥车桥系统节段模型涡激共振试验研究
2.
Wind tunnel test of sectional model is an important means for determining lock-in region of wind speed and maximal amplitude of vortex-excited resonance.
节段模型风洞试验是研究涡激共振风速锁定范围和最大振动幅值的一种重要手段。
3) vortex-induced resonance
涡激共振
1.
The Bridge tower calculation model is established with reasonable simplification; vibration equation is also established with the model;and the steady response of vortex-induced resonance of the cylindrical-typed bridge tower is obtained with mode superposition principle.
通过合理简化建立桥塔计算模型及其涡激振动方程,利用振型叠加原理求解振动微分方程,确定桥塔风致涡激共振时的稳态振动响应;由风致涡激振动理论及有关空气动力学原理确定漩涡发放频率以及升力幅值;考虑桥塔的形状结构特点以及发生共振时的频率锁定现象确定锁定区域,理论分析和数值计算结果表明:幅频响应曲线的共振峰所占频域极窄,在百年一遇的风载荷作用下桥塔在发生风致涡激共振的情况下其响应幅值不大,结构处于安全的状态。
2.
In order to study the vortex-induced resonance characteristics of the cylindrical-typed bridge towers of large cable-stayed bridge and effectively control the occurrence of the vortex-induced resonance,calculation model was established based on analysis of the boundary conditions of the bridge towers and the inherent characteristics of the bridge towers was analyzed.
为了研究大形斜拉桥圆柱形桥塔的涡激共振特性,并且对其进行有效的控制,通过分析大形斜拉桥圆柱型桥塔的边界条件特点,建立桥塔计算模型,基于此模型分析了桥塔的固有特性;由风致涡激振动理论及有关空气动力学原理确定漩涡发放频率以及升力幅值;考虑桥塔的形状结构特点以及发生共振时的频率锁定现象确定锁定区域;提出了5个控制桥塔涡激共振的方案,理论分析和数值计算结果表明:方案5——改变锁定区域结构形式,不仅能够使桥塔避免或减弱涡激共振,与其他4个方案相比,该方案在造价和施工方面具有明显的优势,同时增加附属结构不会影响桥梁其他的相关结构,因此确定方案5——改变锁定区域结构形式为最佳控制方案。
4) vortex resonance
旋涡共振
1.
Also,the analysis of receptacle vibration is made using the shock wave and vortex resonance theories to provide theoretical supports for the flight tests of an aircraft.
本文通过受油装置固有频率的计算和地面振动试验确定其频率特性,利用激波和旋涡共振理论,对受油装置的振动问题进行了分析,为某型飞机的试飞工作提供了理论支持。
5) vibration of vortex
涡带共振
6) VIV
涡激振动
1.
SIMPLIFIED VIV COUPLING MODEL FOR SUBMARINE PIPE SPAN WITH SPOILER;
阻流板管跨结构涡激振动耦合简化模型
2.
Study on Coupling Simulation and Suppression Method of Deepwater Riser VIV;
深水立管涡激振动的耦合模拟及抑制方法研究
3.
Numerical simulation of VIV for an elastic cylinder mounted on the spring supports with low mass-ratio
弹性支撑低质量比圆柱涡激振动数值模拟(英文)
补充资料：电子自旋共振(见电子回旋共振)
电子自旋共振(见电子回旋共振)
electron spin resonance
电子自旋共振eleetron spin resonanee见电子回旋共振。
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