振动响应
- 网络vibration response
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利用ANSYS软件计算壳体的模态及其在流场中受点激励时的振动响应。
The modes of shells and vibration response are calculated by ANSYS software .
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飞机外挂可靠性试验中MIMO振动响应控制仿真研究
Simulation of MIMO vibration response control in the reliability test of aircraft store
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具有区间参数的PCB组件随机振动响应
Stochastic Vibration of PCB Assembly with Interval Parameters
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利用广义函数的Fourier展开,讨论了此类梁在不同形式载荷作用下的强迫振动响应。
Forced vibration responses of such beams under action of different type loads are discussed with Fourier expansion of generalized functions .
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基于流固互动(FSI)模型的液压水击振动响应分析
Analysis of Hydraulic-waterhammer Induced Axial Vibration Response Based on FSI Model
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FPS隔震结构的水平和竖向振动响应分析
Analysis for the Horizontal and Vertical Vibration Responses of Base-isolated Building with FPS Bearings
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分析了轨道随机不平顺激扰下车辆和轨道结构振动响应。(3)运用有限元软件ANSYS建立了隧道土层建筑物三维有限元模型。
The vibration response of vehicle and track structure excitation was analyzed under the excitation of track random Irregularity . A tunnel-soil-building 3D FEM model of was established by ANSYS .
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本文以南京长江第三大桥为例,研制了用于钢塔施工阶段涡激振动响应制振的制振器TMD和TLD。
Vibration control devices ( TMD and TLD ) for suppressing vortex vibration response of steel towers of the3rd Nanjing Bridge over Yangtze River were manufactured .
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采用两种MTMD参数优化的方法对简支梁在移动车辆作用下的振动响应进行了控制,并对两种方法的控制效果进行了讨论和比较。
The vibration of simple-supported beam under moving vehicles was controlled by two MTMD parameters optimization methods and the controlling effect was compared and discussed .
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对粘滞阻尼线性系统和立方非线性系统的自由振动响应进行Morlet复小波变换,从脊线上的小波系数提取瞬态参数从而识别固有频率、模态阻尼和非线性系数。
The impulse response of the linear and non-linear viscous damping system is analysed by Morlet wavelet . The transient frequencies and amplitude are obtained from the ridges of the wavelet transform .
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应用多尺度法和L-P(Lindstedtpoincare)法求得了受谐扰力和脉冲激励的输电线非线性振动响应的近似解。
The approximate solutions of nonlinear vibration responses of a power line under harmonic forces and pulse excitations are found with the help of multi-scale method and Lindstedt-poincare method .
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工作模态分析(OMA)法无需外加激励,仅依靠机械结构工作状态下的振动响应信号提取结构模态参数。
Operational modal analysis ( OMA ) is without additional excitation . This is only relied on the state response signal to extract structure modal parameters of the mechanical structure and more close to actual situation .
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在假设系统振动响应为调和模式的条件下,分别在时间域上采用Kanotrovich时间平均法,在空间域上采用Galerkin法,研究了复合材料层合板在热屈曲前的大振幅振动问题。
On the assumption that the vibration response are harmonic , by using Kantorovich time averaging method in the time domain and Galerkin method in the special domain , large amplitude vibration of the symmetrically laminated composite plates in the pre-buckled state are analyzed .
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针对某国产300MW机组汽轮机高压转子弯曲故障,进行了转子振动响应和不平衡量计算分析。
In view of the high-pressure rotor 's bending fault occurred on steam turbine of a home-made300MW unit , the rotor 's vibration response and the unbalanced component have been calculated and analyzed .
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为验证振动响应结果的合理性,进行了发电机振动测试实验。最后将电磁振动相应结果导入LMSVirtual.Lab中,应用瞬态边界元法进行电磁声辐射计算,得到各振动响应的声辐射结果。
The generator vibration tests were done and that prove the rationality of electromagnetic vibration response . Lastly , electromagnetic vibration response results were imported to LMS Virtual . Lab and transient boundary element method is used to calculate electromagnetic acoustic radiation and the sound radiation results were achieved .
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通过球杆碰撞实验,验证了Hertz接触理论,并表明低速碰撞问题的分析的确可以转化为常规的振动响应问题的分析。
The impact tests , which were carried out by means of laser vibrometer , verified the Hertz contact theorem . It was also shown that , the analysis of low speed impact problem can really be reformulated as the analysis of conventional dynamic response problem .
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由自由振动响应识别非线性系统参数的一种方法
A Method of Identification of Nonlinear System Parameters from Free Response
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将路面不平度时间序列作为输入,分析汽车的振动响应。
Vibration response is analyzed with time series as the input .
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海洋输液立管涡激振动响应及其疲劳寿命研究
Vortex-induced vibrations and fatigue life of Marine Risers Conveying flowing fluid
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高速铁路双线简支梁桥空间振动响应分析
Spatial Vibration Response Analysis of High Speed Railway Double Track Bridge
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研究表明:前叉质量的合理分布,可以改善其振动响应,动应力明显下降.地方科技动态指出了降低动态应力集中的途径;
The ways to reduce the dynamic stress concentration are suggested .
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用小波变换分析路面不平度及振动响应
Analysis of Road Surface Roughness and Vibration Response Through Wavelet Transform
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一种裂纹梁振动响应分析的近似方法
An Approximate Method of Response Analysis of Vibrations for Cracked Beams
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大型精密镜架地面随机微振动响应分析
Analysis on ground random vibration response of large-scale precision mirror mount
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由机体结构设计减小表面振动响应
Reducing Engine Block Surface Vibration Response by Its Structure Design
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热荷载作用下正交各向异性层合板振动响应的精确解
Exact solution for the response of Laminated Orthotropic Plate to applied heating
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带摩擦阻尼装置系统振动响应分析方法研究
Study of Vibration Response Analysis Method for the Dry Friction Damping Systems
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分析了链传动系统的振动响应特性并通过试验进行验证,理论计算与试验结果基本吻合。
The dynamic characteristics of roller chain system are analysed .
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高坝流激振动响应的反分析方法
Back analysis algorithm for response of flow-induced vibration in overflow high dam
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内燃机轴系非线性扭转振动响应计算
The calculation on nonlinear torsional vibration response of engine shafting