大开口船的弯扭耦合振动问题近年来愈来愈多地受到人们的重视。
The bending-torsion coupling vibration of ship hull attracts more attention in recent years.
理论研究与震害经验表明，地震时曲线桥梁会产生弯扭耦合振动。
Theoretical research and earthquake damage investigation indicate that there is bend torsion coupling vibration for curved bridge when earthquake occurs.
研究了裂纹转子的弯扭耦合振动特性，分析了扭转对弯曲振动的影响。
In this paper we have researched the bending torsional coupling characteristic of cracked rotor, and analysed the influence about torsional vibration to bending vibration.
提出了用迁移矩阵法分析长大舱口船弯扭耦合动力特性的理论和方法。
This paper presents the theory and method of analyzing horizontal-torsion-coupled dynamic behavior of a ship hull with large hatch opening by the transfer matrix method.
在本文研究中考虑了弯扭耦合、翘曲刚度、转动惯量和剪切变形的影响。
The effects of bending-torsion coupling, warping stiffness, shear deformation and rotary inertia are taken into account in the present formulations.
研究了在外载荷作用下锥齿轮传动转子系统纵弯扭耦合振动的不平衡响应。
The unbalanced responses of bevel geared rotor system under external torque in the coupled axial-lateral-torsional directions were studied.
最后，为减小曲线梁桥存在的弯扭耦合作用，设计中通过设置偏心距来调整。
Finally, the linear eccentricity is adopted in designing in order to reduce the coupling of bend and wring which exist in the curved bridge.
基于转子动力学和齿轮啮合基本原理，建立了一般齿轮耦合轴系弯扭耦合振动方程。
Based on rotor dynamics and the basic principle of gear mesh, this paper sets up the lateral-torsional coupling vibration theory of a general geared rotor-bearing system.
本文研究了带挤压油膜阻尼器(SFD)的转子系统在考虑弯扭耦合的情况下的加速响应。
This paper investigated the response of rotor system supported on Squeezed Film Damper (SFD) under acceleration.
在研究齿轮轴系的弯扭耦合振动时，有两种常用的耦合模型，即力耦合模型和几何耦合模型。
In the study of lateral-torsional coupling vibration of a geared rotor system, two coupling models are available, namely force coupling model and geometry coupling model.
结果表明：随着质量偏心的增加，弯扭耦合区的范围增大，系统运动由周期运动变为概周期运动；
The results show that the coupled bending-torsional vibration range increases and the motion changes from periodic motion to quasi-periodic motion as the mass eccentricity rises;
计算表明：由于钢桁梁桥的抗扭刚度较小，曲线钢桁梁桥的弯扭耦合作用对动力分析有很大的影响。
The result shows that: because of steel truss bridge's small torsional rigidity, bending-torsion coupling vibration of steel truss bridge exerts great influence on dynamic analysis.
总结了近年来国内外对汽轮发电机组转子及轴系弯扭耦合振动问题的研究进展和成果，并对其进一步研究进行了展望。
The previous study for coupled lateral and torsional vibration of turbogenerator rotor and shaft system is reviewed and purpose for further study is provided.
充气机翼的颤振形式除常规的弯扭模态耦合外，弦向弯曲模态同样会发生颤振；
Except for the typical bending and torsion modes, the chord-wise bending modes have low frequencies.
充气机翼的颤振形式除常规的弯扭模态耦合外，弦向弯曲模态同样会发生颤振；
Except for the typical bending and torsion modes, the chord-wise bending modes have low frequencies.
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