综述了近年来旋转机械转轴裂纹损伤故障诊断研究的主要成果和发展前景。
The recent main achievement and development about the study on fault diagnosis of rotating machinery with crack faults in shaft are summarized and discussed.
通过对滚动轴承故障诊断的实例分析，验证了包络谱分析运用于诊断设备零件损伤故障所取得的效果。
This effect of envelope spectrum analysis applied to fault diagnosis of equipment parts damage is verified by the example of rolling bearing fault diagnosis.
对损伤、故障、检验和修理工艺流程图等问题进行了分析讨论。
Some issues at items such as damage, failure, inspection and repairing technology flow diagram are discussed.
板和梁是冶金桥式起重机金属结构的基本组成单元，而这些金属结构的损伤多以板、梁的疲劳裂纹表现其故障形式。
Plate and beam is the element of over head traveling crane. Crack damage of plates and beams is the main fault forms of structure.
文中介绍利用红外热成像技术对雷达天线馈线系统的故障进行快速、无损伤检测的方法。
The way to test the malfunction of transmission lines system of the radar antennas fast and harmlessly by infrared thermal imaging technology are introduced.
根据走行部故障振动信号的特点，选用调制高斯函数作为分析小波，处理由损伤冲击造成的信号突变。
The modulate Gauss function is selected as the analysis wavelet to deal with the fault signal saltation caused by the damage concussion, according to the (characteristics) of fault vibration signals.
在装备战损规律研究中，战场损伤事件发生概率难以确定，传统的故障树理论很难给予解决。
It is difficult to make certain the probability of battlefield damage events in the study of the rule of equipment battlefield damage.
为了提取机车滚动轴承早期损伤类故障特征，本文提出了一种双重小波平均谱方法，并通过诊断实例验证了方法的有效性。
To extract early fatigue feature of engine bearings, the paper presents an average spectrum method with double-wavelet and the diagnosis examples are used to show the validity of the method.
本文分析了外啮合齿轮泵几种典型的失败原因及其可能引起的故障和零件损伤，并提出了相应的解决方案。
This paper presents several typical failure analyses of gear pump, then analyzes what damages maybe done to all the parts. As a result, this paper proposes corresponding measures.
使用中的失效形式已不是疲劳剥落，大多是起始于表面损伤一类的故障。
The type of failure in operation is no longer the fatigue spall, but starts Witt the surface damage.
在使用过程中曾出现两次不能转动的故障，两次故障都是一级行星机构损伤严重。
A planetary body is serious injury in two can not be turned failures which appeared in the course of using. The design flaws is found from gear design parameters start.
在使用过程中曾出现两次不能转动的故障，两次故障都是一级行星机构损伤严重。
A planetary body is serious injury in two can not be turned failures which appeared in the course of using. The design flaws is found from gear design parameters start.
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