So this paper introduced vibration power flow,also introduced two methods to measure-direct measurement and indirect measurement and their advantages and shortcoming.
因而采用了振动功率流的概念 ,提出了两种测量振动功率流的方法———直接测量法和间接测量法 ,建立了两种测量方法的数学模型 ,并且对这两种测量方法加以详细的介绍 ,分析了这两种测量方法各自的优缺点。
Measurement of beam structure vibration power flow under far field conditions with Polyvi pyridine PVDF sensors is studied.
研究了在远场条件下 ,用PVDF传感器测量梁结构的振动功率流 用传统的加速度传感器测量振动功率流时 ,不可避免地产生有限差分误差 ,而PVDF薄膜是一种新型压电高分子材料 ,根据其积分特性 ,在理论上设计出两种形状的PVDF传感器 ,用它们测量功率流 ,结果中不会出现有限差分误差 通过试验验证了PVDF传感器测量梁结构振动功率流是可行的 试验结果表明 :PVDF传感器不仅可以精确地测量功率流 ,而且还能够直接得到测量点的位移 (速度或加速度 )、弯矩和剪
The general vibration power flow vector measurement method is put forward,and then the test results are analyzed.
研究了梁结构中的振动功率流，给出了梁中振动功率流的一般测量方法，并对实验研究结果进行了分析。
The vibrational power flow characteristics of multiple damaged beams;
多点损伤梁的波传播与振动功率流特性
Characteristics of vibrational power flow of a cracked periodically supported infinite beam;
含裂纹的周期简支梁振动功率流特性
The characters of vibrational power flow of a damaged Timoshenko beam is investigated.
研究了损伤Timoshenko梁的振动功率流特性。
Employed wave propagation approach,the vibrational power flow of a submerged infinite cylindrical shell coated with unconstrained viscoelastic layer excited by a radical harmonic force is studied.
采用波传播分析方法,讨论了外部敷设粘弹性自由阻尼材料的无限长圆柱壳在流场中受径向简谐激励的振动功率流。
Fluctuation Characteristics and Vibrational Power Flow Analysis of Cracked Beam;
损伤梁的波动特性与振动功率流分析
Vibrational Power Flow of a Ship s Typical Power Equipment Vibration Isolating System;
船舶典型动力设备隔振系统的振动功率流研究
The Analysis of Dispersion Characteristics and Input Power Flow of Composite Euler Beam;
复合材料欧拉梁频散特性及振动功率流分析
Vibrational Power Flow Characteristics of Cracked Structures and the Damage Detection;
裂纹损伤结构的振动功率流特性与损伤识别
Characteristics of Power Flow and Sound Radiation in Cylindrical Shell-Fluid System Considering Hydrostatic Pressure
静压条件下圆柱壳—流场耦合系统振动功率流和声辐射特性研究
Active control of cylindrical shells based on structure power flow and control inputs
圆柱壳结构振动功率流和主动力幅值的控制研究
The Research of Transformer Tank Vibration Power Flow and Windings Fault Non-Electrical Monitoring Method
变压器油箱振动功率流与绕组故障非电量监测方法研究
Powerflow transfer ratio of vibration path systems in frequency range
频域内振动路径的功率流传递度排序
A method to calculate the vibration power flow in the feedback vibration control system
振动反馈主动控制的功率流计算方法研究
Powerflow of Vibration Transfer Path Systems with Uncertain Paths
具有随机传递路径的振动系统功率流分析
POWER TRANSMISSION CHARACTERISTICS OF A FLEXIBLE PASSIVE ISOLATING SYSTEM
柔性被动隔振系统的功率流传递特性研究
Sensitivity analysis of powerflow transfer probability for a vibration transfer path system
振动传递路径的功率流传递度灵敏度分析
Transfer of Power Flow and Vibration Voice Control Strategy for the Complex Vibration Isolation System;
复杂隔振系统的功率流传递特性和振动噪声控制技术研究
Research on Effective Mobility Power Flow Method for Vibration and Noise Control of Assembled Structures with Cylindrical Shell;
圆柱壳组合系统振动噪声的有效导纳功率流法研究
Power Flow of Power Machine Vibration Isolating on Flexible Base
柔性基础上动力设备的隔振系统功率流特性研究
Mobility Power Flow Research on Structural Sound and Vibration Analysis;
结构声振特性分析的导纳功率流研究
Simulation of Resonator of High Power Transverse Flow CO_2 Laser;
高功率横流CO_2激光器谐振腔仿真研究
vibrating type automatic power factor regulator
振动式自动功率因数调整装置