阐述金属磁记忆的基本原理。
介绍了磁记忆基本原理，探讨其机理。
Explained the fundament al principle and analyzed the mechanism of metal magnetic memory.
研究了汽轮机叶片的磁记忆检测方法。
The test method of the magnetic memory of the vanes of a turbine was studied.
对磁记忆检测对象的磁性能进行了分析研究。
研究了静拉伸试验时铁磁构件的金属磁记忆效应。
The magnetic memory effect of ferromagnetic items under the condition of static tension was studied.
研究了铁磁构件在受载时产生磁记忆效应的机理。
The mechanism of magnetic memory effect on ferromagnetic material under loading was studied.
介绍电站汽轮机叶片的金属磁记忆检测原理及应用。
The principle and application of metal magnetic memory(MMM) testing of turbine blades are described.
磁记忆信号非常微弱，磁敏传感器的选择十分重要。
Because magnetic memory signal is faint, selection of magnetic sensor is very important.
与其他检测方法相比，磁记忆检测法更快速、更准确。
Magnetic memory testing method is high in speed and more accurate.
通过试验，研究了构件的放置方向对磁记忆信号的影响。
This paper studies the effects of the placement direction to the magnetic memory signals through experiments.
将金属磁记忆和红外热成像检测技术应用在高压管线检测中。
The application case of metal magnetic memory and infrared technique for high-pressure pipelines is briefly introduced.
文中的研究结果，可以有效指导管道的磁记忆检测及安全评价。
The results of the research can effectively guide metal magnetic memory testing done on pipelines and its safety evaluation.
金属磁记忆诊断技术是目前唯一能预测部件早期损伤的新方法。
Magnetic memory metal diagnosis is the only means to predict the disfigurement.
采用磁记忆检测发现液化石油气储罐焊疤部位存在较强的磁记忆信号。
A typical signal was found in the position of welding scar of a liquefied petroleum gas (LPG) tank by metal magnetic memory testing (MMMT).
该检测系统依据采集的磁记忆信号，可准确地判断套管的应力集中区状况。
The system collects the magnetism memory signal liberating from stress concentrating area, hence fast and correctly to judge the stress concentration zone.
金属磁记忆检测方法是由俄罗斯专家在1997年提出的一种无损检测方法。
Metal magnetic memory is a nondestructive testing method, which is invented by Russian expert in 1997.
为探索磁记忆现象的物理机制，在地磁场环境中，静载拉伸低碳钢板状试件。
Low carbon steel samples were tested under static tension conditions in quest of physical mechanism in geomagnetic field.
初步探索了金属磁记忆检测仪等无损检测技术在废旧零件剩余寿命预测中的规律。
The new nondestructive measurement facilities, such as metal magnetic memory tester, were applied to forecast the residual life of the waste components.
用金属磁记忆检测技术可有效判断套管的应力集中区域，为套管损坏进行早期诊断。
Metal magnetic memory testing technique can effectively distinguish stress concentration zone of casing, which can develop early diagnose for casing damage.
用金属磁记忆检测技术，对不同热处理状态下焊接件的磁场强度进行了检测和分析。
The magnetic density of weldments was detected and analyzed in different heat treatment conditions by metal magnetic memory technology.
研究地磁场环境中钢试件在动拉伸载荷作用下表面弱磁信号的变化以及磁记忆效应。
Weak magnetic signal changes and metal magnetic memory effects of steel tensile samples under the excitation of geomagnetic field were studied.
最后分析了夹具、载荷和材质对磁记忆信号的影响，并利用磁畴理论进行了分析解释。
There is a significant character before the fracture. At last, the inffllution of fixtures, loads and materials to magnetic memory signals is analyzied.
金属磁记忆检测是利用磁记忆效应对铁磁性材料的应力集中区进行无损检测的新方法。
Metallic magnetic testing can find stress concentration field of the metallic magnetic material by using magnetic memory phenomenon.
用磁记忆检测(M MT)法评价了含超标缺陷管座角焊缝长期服役后的应力集中状况。
The stress concentration state of weld joint on a tube socket containing defects exceeding grade after long term service has been evaluated by using the magnetic memory test (MMT).
金属磁记忆检测技术是能够对焊接裂纹进行早期诊断的最具有潜力的无损检测方法之一。
Metal magnetic memory(MMM) is one of the most potential non-destructive testing methods which can diagnose welding crack in early stage.
简要介绍基于磁记忆效应原理研制的部件早期损伤便携式检测仪的电路组成及其工作原理。
Described was the electric circuit and principle of a portable diagnostic equipment for the early damages of parts which was developed on the basis of magnetic memory effect.
由于磁记忆的各个方面的优点，将其用在储油罐的安全可靠性检测上有着十分广阔的前景。
Because of the merit of each magnetism memory aspect, using it has the very vast prospect on safe battle oil tank reliability detecting.
本文从晶体结构出发，在理论上和实验上分析了金属磁记忆检测的机理，并建立了系统模型。
Based on the crystal structure, the mechanism of magnetic memory metal diagnosis is analyzed from the view of theory and experiment, and system model is established.
在实际检测中，磁记忆信号属于随机信号、不具有平稳性，宜采用小波技术分析磁记忆信号。
In actual testing, magnetic memory signal belongs to random signal without stationarity, adjusting adopting wavelet technique to analyze magnetic memory signal.
要把磁记忆检测技术真正应用于现场实际检测，必须把影响磁记忆检测效果的因素分析清楚。
Do clear the factors of influencing magnetic memory testing effect, before truly applying magnetic memory testing technology in the scene actual testing.
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