vibration stress

A distributive data acquisition system is presented, which especially fits for the measurement of stress, temperature and vibration on a huge structure.

本文介绍一种采用分布式结构的数据采集系统，它特别适用于大型非运动部件的应力（场）、温度（场）、振动等各种参数的实况测试。

Then, it introduces CAD model into the finite element software, and accurately calculates bell crank rigidity and fillet stress concentration factor, which is used to analyze subsequent torsional vibration and strength.

将CAD模型导入有限元软件，计算求取准确的曲拐刚度及圆角应力集中系数，用于后续扭振及强度分析。

To analyze blade tip exhaust edge fracture failure in stage ⅳ rotor-blade of an engine HP compressor, relative vibration stress and vibration characteristics are calculated by using the finite element software ANSYS.

为了分析某发动机高压压气机Ⅳ级工作叶片叶尖掉角故障，采用ANSYS有限元软件对该级叶片进行了相对振动应力及振动特性计算分析。

According to the mechanical principle, a general vibration condition may be always resolved into a spherical stress shaking and deviatoric stress shaking. A spherical stress shaking test apparatus is constructed in order to study soil dynamic properties under spherical stress shaking.

鉴于复杂振动荷载下地基和土工建筑物动态反应的研究存在一定的困难，因此将复杂振动荷载分解为球应力振动与偏应力振动进行研究。

The Optimum Frequency Study of Vibration Stress Force Prompting Fracture Healing-SEM Observation and Biochemistry Analysis

振动应力促进骨重建最佳频率的实验研究&扫描电镜观察与生化分析

Finite element of ANSYS, stress response, displacement response and speed response were analyzed this slope blasting excavation by utilizing the transformed accelerated time interval curve from the test speed time interval of blasting vibration as the calculating loads.

利用自编程序，将爆破震动实测速度时程曲线转化为加速度时程曲线作为计算荷载，对该边坡爆破开挖进行了ANSYS有限元模态分析和应力响应、位移响应、速度响应时程分析。

It presents an optimality criterion for the placement of sensors in the vibration structure. The basic idea is the maximum stress information entropy.

基于最大应力信息熵原理，针对振动结构给出了传感器布局的优化准则。

Third, proposed and researched optimizing design mode of constant stress accelerated life test plans under the temperature and vibration stresses.

第三，提出并研究了电连接器在环境温度和振动应力综合作用下的加速寿命试验方案的优化设计模型。

Explained concrete different part's blast vibration velocity and distributing changes by theory of Stress reflecting;

用应力波的反射理论解释了混凝土衬砌不同部位的振速的分布和变化；

As the heart of TWT, the structure stability of grided electron gun directly affect pulse output performance of TWT, and the structural reliability under vibration stress are especially important for today's manufacturers.

栅控电子枪作为行波管的心脏，其结构的稳定性直接影响着管的脉冲输出性能，特别是在振动应力下的结构可靠性更是当今生产单位关注的重点。

The design mainly involves the analysis of the stress, fatigue, thermal ratchet and fracture mechanics, the analysis of flow-induced vibration of the internals and the test verification.

主要涉及的内容包含每个设备部件的应力、疲劳、热棘轮、断裂力学分析和内部构件流致振动分析以及试验验证等。

Changes and mathematical models of human thermoregulation under combined stress of high temperature, vibration and noise

高温、振动、噪声复合应激时人体体温调节改变及数学模型

The process and principle of vibration stress relief ( VSR ) were described in detail.

本文比较详细地描述了振动时效的工艺和原理.

Four stresses levers are achieved through optimizing design under surrounding temperature or vibration stress alone affected.

分别在环境温度或振动应力单独作用下，各自优化出四个应力水平。

evaluation of vibration stress relief process and its effect for precise box-type structure parts

精密箱型结构件振动消应力工艺与效果评定

Vibration Stress Relief ( VSR ) is a method to obtain the dimensional stability for reducing residual stress.

振动消除应力是消除构件残余应力,获得尺寸精度稳度性的一种工艺方法.

The Effect of Mechanical Vibration Stress on Postharvest Physiology and Storage Quality of Juicy Peach and Huanghua Pear

振动胁迫对水蜜桃和黄花梨采后生理及贮藏品质的影响