1)lateral-torsional coupling vibration弯扭耦合振动
1.Vibration equations of each axis are built,and then are synthesized to form lateral-torsional coupling vibration equation of multi-parallel gear-rotor system.结果表明,由于齿轮的耦合作用,多平行齿轮转子系统的振动不同于单轴转子,突出表现为各轴间的弯扭耦合振动,派生出许多新的模态,各轴上的不平衡会引起整个系统的振动响应。
2.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.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。
3.In global coordinate system,all these vibration equations were synthesized to the lateral-torsional coupling vibration equation of the complex gear-roto.针对存在非平行轴的多分支齿轮耦合复杂转子系统,基于子结构分析理论,将系统中的每一根轴视为单元,将齿轮啮合力视为单元的激振力,在局部坐标系中采用集总质量法建立该单元的振动方程;在系统总体坐标系中,将各单元的振动方程联立,形成齿轮耦合复杂转子系统弯扭耦合振动方程,通过数值求解,获得系统固有频率和动态响应。
英文短句/例句
1.Research on Coupled Flexural and Torsional Vibrations of Turbo-generator Shafts;汽轮发电机组轴系弯扭耦合振动研究
2.Magnetic Force and Lateral-torsional Coupling Vibration on a Turbo-generator Rotor;发电机转子的磁拉力与弯扭耦合振动
3.Lateral and torsional coupled vibration of a CSP millC SP轧机弯扭耦合振动频率研究
4.Fluid-structure Interaction Analysis of Bending-torsion Coupling Vibration of Thin-walled Ship Hull;船体薄壁梁弯扭耦合振动的流固耦合分析
5.Study on Nonlinear Dynamics Characteristics of a Rotor with Coupled Bending and Torsional Vibrations转子弯扭耦合振动非线性动力学特性研究
6.Dynamic Finite Element Method for Bending-torsion Coupled Vibration of Thin-walled Timoshenko Beam薄壁Timoshenko梁弯扭耦合振动的动态有限元法
7.APPLICATION OF TRANSFER MATRIX METHOD FOR ANALYZING TORSION-BENDING-COUPLED VIBRATION OF SHIP HULL迁移矩阵法在船体弯扭耦合振动分析中的应用
8.Coupled Bending and Twisting Vibration of Thin Walled Beam Bridges Excited by Horizontal Seismic Force with Nonlinear Damping薄壁梁桥的强非线性弯扭耦合振动解析解
9.Study on Bifurcations and Chaos of Coupled Bending and Torsional Vibration about Fan s Rotor System;风机转子弯扭耦合振动的分岔与混沌研究
10.Study on the Characteristic of Coupling Flexural-Torsional Vibration of Rotor like Generator s;类发电机转子弯扭耦合振动特性的研究
11.Application of Coupled Flexural And Torsional Vibration Model in the Study of Gear Drive Vibration;弯扭耦合振动模型在齿轮传动系统振动分析中的应用
12.Research of Fault Diagnosis of Hydro-power Set Based on Coupled Flexural and Torsional Vibrations and Shaft Orbits Recognition;基于弯扭耦合振动与轴心轨迹辨识的水轮发电机组故障诊断研究
13.Research on Coupled Flexural and Torsional Vibrations of Simulator on Turbo-Generator Shafts;汽轮发电机组模拟机轴系弯扭耦合振动特性研究
14.Coupled flexural-torsional vibration band gap in periodic Timoshenko beam including warping effect考虑翘曲的周期铁摩辛柯梁的弯扭耦合振动带隙
15.The Nonlinear Analysis of Coupled Bending and Torsion Vibration of Internal Combustion Engine Crankshaft内燃机曲轴弯扭耦合非线性振动分析
16.Investigation of the Bending Vibration Features of one Wind Tunnel Power Shaft System based on the Flexural Vibration Coupling with the Torsion某风洞动力轴系弯扭耦合的弯振特性研究
17.Lateral-torsional coupled vibration characteristics of transmission of a new type helicopter某新型直升机传动系统弯-扭耦合振动特性研究
18.Mathematical Model of Coupled Bending and Torsional Vibration of Shaft System of a Generator Set Excited by Electromagnetism;发电机组轴系弯扭耦合电磁激发振动数学模型
相关短句/例句
coupled flexural and torsional vibrations弯扭耦合振动
1.Increment transfer matrix method and its application in the coupled flexural and torsional vibrations analysis;增量传递矩阵法及其在轴系弯扭耦合振动中的应用
2.And matrix equations calculating the responses of coupled flexural and torsional vibrations were deduced.基于多段集中质量模型和增量传递矩阵法,并结合Riccati法,建立了汽轮发电机组轴系弯扭耦合振动瞬态响应求解模型。
3.The nonlinear differential equations of coupled flexural and torsional vibrations are established.针对两端刚性支承的Jeffcott转子 ,推导了裂纹转子的弯扭耦合振动非线性微分方程 ,通过数值仿真手段 ,分析了升速过程中弯振和扭振的瞬态特性 ,并详细探讨了加速度、裂纹减小刚度、裂纹夹角、质量偏心以及阻尼系数等因素对弯扭耦合振动瞬态特性的影响。
3)bending-torsion coupling vibration弯扭耦合振动
1.Fluid-structure interaction analysis of bending-torsion coupling vibration of thin-walled ship girder船体薄壁梁弯扭耦合振动的流固耦合分析
2.The equation of bending-torsion coupling vibration of open thin-walled members and its solution are established in this paper.本文建立了开口薄壁杆件弯扭耦合振动方程及方程的解法,通过算例说明,弯扭耦合效应是,扭振为主的频率低于杆纯扭振频率,弯曲为主的频率高于纯弯曲振动的频率,随着杆截面形心与杆扭转中心距离的增大,弯曲为主的频率与比这一阶频率略高的扭转为主的频率有接近直至重合的趋势。
3.The bending-torsion coupling vibration of ship hull attracts more attention in recent years.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。
4)coupled bending and torsional vibration弯扭耦合振动
1.Mathematic model of coupled bending and torsional vibration of shaft systems;轴系弯扭耦合振动的数学模型
2.In order to verify the validation of a FEM model of thinwalled beam, which takes effects of warping, shearing, rotation of cross-sections and structural discontinuity into account, an special experiment on coupled bending and torsional vibration is carried out on an aircraft carrier model.为了验证一种基于薄壁结构力学基本理论,考虑了翘曲、剪切、剖面转动以及结构不连续性影响的薄壁梁有限元模型的适用性,针对航空母舰这种具有不对称结构的船型进行了弯扭耦合振动试验,并就试验结果和计算结果作了分析和比较。
5)bending torsional coupled vibration弯扭耦合振动
1.The bending torsional coupled vibration of a level Jeffcott rotor containing a transverse crack is investigated in this paper.以水平放置Jeffcott裂纹转子为研究对象 ,建立了弯扭耦合振动的非线性运动微分方程 ,并用数值方法分析了纯弯曲振动与弯扭耦合振动情况下的转子的动力响应。
2.The bending torsional coupled vibration of a level Jeffcott rotor containing a transverse crack was investigated.以水平放置Jeffcott裂纹转子为研究对象 ,建立了弯扭耦合振动的非线性运动微分方程 ,并用数值方法分析了该转子系统的动力响应 。
6)coupled torsional-flexural vibration扭/弯耦合振动
1.The equations of coupled torsional-flexural vibration are established.考虑轴的自重的影响,研究轴的质量中心分布线与旋转中心线不重合时的扭/弯耦合振动情况。
延伸阅读
弯扭系数分子式：CAS号：性质：又称曲折因子。气体、蒸气分子对薄膜的透过是单分子扩散过程。其大体过程是溶解于固体薄膜中，向低浓度处扩散，在薄膜另一侧蒸发。透过能力的大小由这三个过程中的因素决定，在扩散阶段，就和薄膜的分子结构、极性、气体的种类等等有关。弯扭系数就是给出这些因素的综合的数字式评价。它的物理意义是分子穿经薄膜必须的运动距离除以薄膜厚度所得之商值。
