疲劳试验机

基于ARM的旋转弯曲疲劳试验机测控系统的研究

The Research on Measurement and Control System of Rotating Bending Fatigue Testing Machine Based on ARM

基于AVR单片机的电液伺服疲劳试验机控制系统

Control System of Electro-Hydraulic Servo Fatigue Testing Machine Based on AVR Microcontroller

液压伺服疲劳试验机的H∞混合灵敏度控制研究

Research of H_ ∞ Mixed Sensitivity Control for Hydraulic Servo Fatigue Machine

自校正PID控制器在疲劳试验机中的应用研究

Study of Self tuning PID Controller Used in Material Testing Machine

针对疲劳试验机控制系统，设计了基于BP神经网络和PID的并行控制器。

A collateral controller based on BP neural network ( NN ) and PID was designed for fatigue tester system .

可编程ASIC在高频疲劳试验机控制器中的应用

Application of programmable ASIC to controller of high frequency fatigue tester

基于VxD技术的液压疲劳试验机数字控制系统研究

Digital Control System of Hydraulic Fatigue Testing Machine Based on VxD

通过对国内外电液伺服疲劳试验机控制器的方案对比，提出了单CPU的系统控制方案。

Through the contrast of schemes for electro hydraulic servo fatigue testing machine controller at home and abroad , this paper presents a controller plan using single CPU .

利用光镜、电镜及热疲劳试验机对不同变形量的低铬白口铸铁的碳化物形状及其对热疲劳性能的影响进行了探讨。Fatigue预测各种材料全瓷冠的失效概率。

The carbide shape of low chromium white cast iron with different quantity of deformation and it 's effect on thermal fatigue properties were studied by optical microscope , scanning elcctron microscope and thermal fatigue testing machines .

采用板状带V型缺口试样，在自制的热疲劳试验机上进行试验，研究了不同热处理状态下未经锻造的WC／钢复合材料热疲劳性能的影响。

Effect of heat treatment conditions on the thermal fatigue properties of WC / steel composites ( not forged ) has been investigated by the use of V notched specimens on the self - made thermal fatigue test machine .

将DIFS系统安装至测试块上，通过夹具连接至疲劳试验机，进行循环疲劳测试。

DIFS was fixed in test block , and connect to tester through clamping apparatus .

在PLG300kN高频疲劳试验机上，测定了在-25℃环境下4种应力水平对应的焊接构件的疲劳寿命，并得出了其中值SN曲线。

The fatigue life of welded components at - 25 ℃ temperature was measured on PLG 300 kN high frequency fatigue testing machine at four stress levels , and the S N curve of welded components was derived .

提出了利用冲击疲劳试验机测定疲劳裂纹起始寿命和裂纹扩展速率的原理和方法，建立了应力强度因子范围△K与冲击能之间的定量表达式。

The procedures for determining the fatigue crack initiation life and the crack propagation rates by using the impact-fatigue testing set were proposed , and the expression for correlation between the impact energy and the stress intension factor range ,Δ K , was developed in the present study .

用Instron电液伺服式疲劳试验机对试件施加循环荷载测其疲劳寿命，分析知疲劳寿命满足威布尔概率分布。

We impose cyclic loads on the specimens by the Instron testing machine to test its fatigue life , and then find out the results matching Weibull probability distribution .

提出了MTS810疲劳试验机中引伸计的换通道转建方法与技术。

Shifting and building method and technique by exchanging slot for sensor in MTS810 fatigue test machine are summarized .

预测结果与疲劳试验机的试验结果的对比表明两者是比较吻合的，即基于IIW标准的疲劳预测结果是有一定参考价值的。

Comparison between the predicted result and the test result is similar . So the predicted result based on the IIW standard is valuable .

通过20kHz压电超声加速疲劳试验机对多种金属材料进行测试，实验地证明了超高周疲劳裂纹往往从试件内部萌生的机制。

To clarify the subsurface crack initiation mechanism in gigacycle fatigue , several alloy steels were tested at very high numbers of cycles through ultrasonic accelerated fatigue test at 20 kHz .

用BP-12型热疲劳试验机研究了热处理对化学镀钴磷合金层热疲劳性能的影响。

The thermal fatigue behaviour of Co-P alloy plating after various heat treatments is studied by means of BP-12 thermal fatigue testing machine .

应用改进型WOL试样，采用符合实际工况的中等浓度200×10-6的H2S溶液、0.0067Hz的超低周频率，在自行改造的专用低周腐蚀疲劳试验机上进行了试验。

By using modified WOL specimens , under a low frequency 0.0067 Hz and in the moderate concentration ( 200 × 10 ~ ( - 6 )) sulfured hydrogen solution ; the tests were accomplished on a modified low-frequency corrosion fatigue machine .

文章介绍了MTS810.25T疲劳试验机的工作站与计算机的无法接通故障的情况、分析出现该故障的原因以及制定相应的维修方案。

The disconnection between computer and workstation of MTS810.25T fatigue testing machine is described . Meanwhile , the breakdown reasons are analyzed and repair plan are set down .

在原有PLS-40型接触网零部件疲劳试验机的基础上设计了一套位置加载系统，用来测试滑轮组在不同传动比下的传动效率。

Based on the PLS-40 Catenary 's Accessory Fatigue-Test Device , a position close-loop load system is designed to measure the gear group 's efficiencies under different transfer rates .

内燃机气门弹簧高频疲劳试验机

High Frequency Fatigue Machine for Valve Spring of Internal Combustion Engine

基于微机控制的汽车车轮弯曲疲劳试验机

Bending Fatigue Testing Machine of Automobile Wheel Based on Microcomputer Control

如何将动载磨料磨损机改装成冲击疲劳试验机

How to refit live Abrasives wear into impact fatigue testing machine

虚拟仪器技术在疲劳试验机功能改进中的应用研究

Application of virtual instrument technology to improvement of fatigue testing machine

一种可自动调频调幅的汽车缓冲件疲劳试验机

One Automatic Frequency and Amplitude Modulation Fatigue-testing Machine for Vehicle Cushions

高频疲劳试验机控制器中的频率扫描实现

The Realization of Frequency-Sweeping in the Controller of High-frequency Fatigue Tester

电液伺服疲劳试验机的计算机控制研究

Study on Computer Control of the Electro-Hydraulic Servo Fatigue Testing Machine

APPLE&Ⅱ高频疲劳试验机程控系统

Apple ⅱ program controlled system for the high frequency fatigue testing machine

电液伺服疲劳试验机负载刚度自适应模型研究

Research on Load Rigidity Adaptive Model of Electro-Hydraulic Servo Fatigue Testing Machine