电动振动台

电动振动台扩展台面的动力学性能分析

Head Expander Structure Dynamical Analysis of Dynamoelectric Vibration Shaker

低频电动振动台的关键技术

Key Technologies of Low Frequency Electrodynamic Vibration Shaker

具有短绕组动圈电动振动台的非线性参变振动

Nonlinearly Parametric Vibration of an Electric Oscilator with Short Dynamic Coils

电动振动台动圈的有限元分析与优化设计

Finite Element Analysis and Optimum Design for Armature of Electrodynamic Vibration Shaker

电动振动台建模与试验仿真技术研究

Modeling and Simulation Research of Vibration Tests on an Electrodynamic Vibration Generator

电动振动台动圈平衡控制技术

The Balance Control of Electrodynamic Shaker ′ s Armature

基于电动振动台的强化试验剖面参数计算与控制

Parameters Calculating and control of Reliability Enhancement Testing Profile based on electric vibrating table

离心力场中电动振动台的建模

Modelling of electrodynamic vibrator under centrifugal force field

电动振动台运动部件轴向共振频率计算方法的研究

Investigation of Calculating Method of the Natural Frequencies of Moving Parts of Electrodynamic Vibration Machines

在经典冲击下电动振动台最大加速度值的能力估算分析

The ability estimate analysis of the maximal acceleration for the electronic vibrator under classical shock

基于小波分析和小波包的电动振动台故障检测方法

A Research on Electrodynamic Vibration Generator Fault Diagnosis Based on Wavelet Analysis and Wavelet Packet

高线加速度下电动振动台机电耦合特性的研究

Study on Electromechanical Coupling Characteristics of Electric Vibration Table in High - Translational - Acceleration

电动振动台水平滑台正交方向响应分析及加强台面的设计

The Vertical Response Analysis of the Slip Table of the Shaker and the Design of Reinforced Panel

小型伺服式电动振动台

Small servo electric vibration table

根据电动振动台的工作原理，简要分析了电动振动台动圈平衡位置漂移的原因。

Based on the principle of electrodynamic vibration system , the reason of armature vibration central excursion is simply analyzed .

目的为电动振动台实现模拟爆炸冲击环境提供一种有效的在线时域合成方法。

Objective To present an effective on line SRS time history waveform synthesis method for simulating pyrotechnic shock environment with electrodynamic shakers .

对电动振动台的主要结构和工作特性进行了介绍，在熟悉有限元软件MSC。

Thirdly , the main structure of the electrodynamic vibration generator and its main working property were described . Based on the software MSC .

飞片撞击产生冲击波为利用电动振动台进行模拟冲击环境试验，给出了一种时域冲击波形合成方法。

Shock wave induced by flyer impact An effective shock response spectrum ( SRS ) time-history waveform synthesis method was presented for simulating shock environment with electro-dynamic shakers .

针对电动振动台进行整星水平振动试验时垂直方向响应过大这一普遍存在的问题，文章提出了通过设计具有加强筋的加强台面提高滑台抗弯模量，抑制响应。

It is proposed that a reinforced panel should be used to increase the bending rigidity of the slip table and to reduce the vertical response of the table in the horizontal direction vibration test of spacecraft .

仿真结果表明，在离心力场下，电动振动台动圈平衡位置及系统固有频率发生变化，直接影响振动台正常工作；

The results of simulation indicate that the equilibrium position of armature and nature frequency of the electric vibration table would change in the centrifugal force field , which will influence the normal work of the vibration table directly .

本文以某电动振动台为主要研究对象，结合自行设计的夹具和试件，通过有限元建模和数值仿真技术对振动台正弦扫描振动试验进行了模拟研究。

Finite element modeling and numerical calculations were carried out and the simulation technology of the sine-scan vibration test was investigated on a certain electrodynamic vibration generator , together with the clamp and the plate specimen designed by ourselves .

针对电动振动台的核心部件&动圈，根据动圈的结构，建立了动圈的三自由度等效动力学模型，导出了动圈轴向一阶共振点的快算公式。

In this article , according to the structure of Armature which is the core part of an Electrodynamic Vibration Shaker , a three-degree equivalent dynamic model is set up and then the quick calculating formula of the first-order axial harmonic frequency of Armature is educed .

一种新型电动机械振动台测控系统

A New Type of Measure and Control System for Mechanical Vibration Generator

功率放大器在很多领域都得到了应用，比如音响、电动振动试验台等等。

Power amplifier is used in many fields , such as sound amplifier and electric vibration generator .

振动台采用了闭环伺服技术，降低了低频段的失真度，拓宽了小型电动式振动台的低频使用范围，在小型振动台上实现了低频振动传感器的标定。

The active servo technology is used to improve the low-frequency characteristic of the small vibration table to meet the requirements of ultra-low frequency sensors calibration .