振动测量

基于ARM的大中型电机振动测量系统设计

A Vibration Measurement System Based on ARM for Medium and Large Motors

基于ARM&μC／OS的振动测量系统设计

Design of vibration measurement system based on ARM & μ C / OS

一种基于ARM的航空发动机振动测量仪的设计

An ARM-based design for aeroengine vibration measuring instrument

基于CCD图像传感器的振动测量方法的研究

The Study of Vibration Measurement Method Based on the CCD Imaging Sensor

PSD在汽轮机轴承振动测量中的研究

The Research of PSD in Measurements of Steam Turbine 's Axial Librations

PSD激光三角法弱反射微振动测量系统偏振-米散射激光雷达对卷云的探测

A system measuring micro vibration in weak reflection based on PSD and laser triangulation method

PSD在弦振动测量中的应用

Application of PSD For Vibration Measure

CBN砂轮动平衡及电主轴振动测量

Dynamic Balancing of CBN Grinding Wheel and Vibration Measurement

通过检测结果可知优化后的光学系统可以很好的用于nm量级精度的振动测量且整套系统对振动的幅值和频率都具备良好的探测效果。

Through the test results , it can be concluded that the optical system optimized is better in the nano-level vibration measurement , the amplitude and frequency of which are good for detecting effect .

本论文首先对动平衡的基本理论、振动测量技术及信号处理，以及基于DFT的不平衡振幅、相位提取算法作了详细归纳、阐述。

The paper firstly expounds the basic theory of dynamic balancing , vibration measurement technology and signal processing , calculation of unbalance amplitude and phase based on DFT .

使用丹麦BK振动测量仪器，对60名健康人和97名局部振动病患者的中指指端振动觉阈值进行了测试。

The vibratory sense threshold of middle fingers in 60 healthy persons and 97 patients with hand-arm vibration syndrome were measured .

讲述了用PSD构造柔性臂末端振动测量系统的设计与实现过程，包括测量原理，光学系统的构造，PSD的后续处理电路和系统标定等。

The measurement system by PSD for a vibration of extremity of a flexible mechanical arm is described , including measurement principle , optical system , PSD circuit and system calibration .

针对目前用于绝对低频振动测量的传感器在测量超低频（1Hz以下）的绝对振动时，其输出信号完全被淹没的缺点，提出了一种基于光纤的超低频绝对振动速度传感器技术方案。

A fiber-optic velocity sensor which can be used for absolute vibration with ultra-low frequency was introduced .

该方法利用F-P标准具的光学共振特性，借助于激光强度比较式F-P空腔锁定技术，在一般实验室条件下，实现了最小被测振幅可达10~（-12）cm数量级的微振动测量。

By using the optical resonant characteristic of Fabry-Perot etalon and intensity-comparison lock-in technique of laser , we have completed a measurement with the minimum amplitude of vibration at the order of 10 ~ ( - 12 ) cm under the condition of an ordinary laboratory .

还给出了利用VA-10通讯功能实现船舶推进轴系纵向振动测量和内燃机机体振动烈度分析的应用实例。

With the help of this program , used VA-10 to measure axial vibration of marine propulsion shafting and vibration of internal combustion engine body .

本文在第2章简要介绍了以下内容：齿轮微观修形参数的定义，齿轮测量仪器WENZEL的原理和构造。噪声与振动测量系统HEADacoustics；齿轮啸叫声的主观评价和客观测量。

The second chapter in this paper briefly introduces the following subjects : the definition of gear micro-geometry , the principle and structure of the gear micro-geometry measuring instrument-WENZEL , the noise and vibration measuring system-HEAD Acoustics and the subjective evaluation and objective measurement methods of gear whine noise .

DCZ4多功能低频振动测量仪是一种具有低通滤波、高通滤波和重积分功能的先进振动测量仪。

The DCZ4 vibration measuring instrument is an advanced multi-function and low-frequency instrument for low pass filter , high pass filter and double integration .

本文介绍了具有动态范围大、可见条纹级别高等特点的新一代电子散斑干涉仪（ESPI）的设计原理、特点，并给出了实时相减法振动测量和变形测量的结果。

A new type of electronic speckle pattern interferometer ( ESPI ) is described in this paper which has the characteristics of large dynamic range and high order of visible fringes . The experiment results of vibration and deformation test by use of real-time subtraction are given .

同时，根据激光多普勒振动测量原理，分析了在波数σ<1后采用频率分析方法测量的合理性，并实测了小到90nm的超声微小振动。

The principle of laser Doppler vibration measurement is introduced . The pertinence of measuring small vibrations with the frequency analysis method when the wave number σ < 1 is analyzed , and the small ultrasonic vibration with only 90 nm amplitude is measured through the method .

高速回转机械扭转振动测量的研究

Research of Torsional Vibration Measurement of High speed Rotating Mechanical Devices

超低频振动测量中振动参量及仪器的选择

Selection of vibration parameters and instruments in the ultra-low frequency measurement

基于光电位移检测的振动测量控制技术

Investigation for vibration measurement and control based on photoelectric displacement detection

GB/T12779-1991往复式机器整机振动测量与评级方法

Method of measurement and evaluation of mechanical vibration for reciprocating machines

GB/T7184-1987中小功率柴油机振动测量方法

Measurement method of vibration for small and medium power diesel engines

基于A/D采样技术的新型扭转振动测量虚拟仪器

New Virtual Instrument Measuring Torsional Vibration with A / D Technique

接着对噪声测量结果和振动测量结果进行了总结和分析。

The analysis of sound and vibration testing result was discussed .

电子散斑干涉法在平面小振幅振动测量中的应用

An Application of ESPI in Small-Amplitude Vibration Measurement for a Plane

船舶动力机械的振动测量技术探讨

The Research on the Vibration Measuring Technique for Dynamo machinery Aboard

光纤式航空发动机叶片边角振动测量系统

Optical Fiber Edge Vibration Measurement System for Aircraft Engine Blades

冰致自激振动测量与机理解释

Measurement and explanation for its mechanism of ice-induced self-excited vibration