在介绍漏磁检测原理的基础上，详细论述了利用有限元法分析缺陷信号的方法以及利用ANSYS对漏磁信号的仿真过程和仿真结果，并对结果进行分析。
On the base of introducing the principle of the magnetic flux leakage (MFL) detection, the finite element method based on ANSYS used to simulate and analyze the MFL signal is presented.
实测漏磁数据所得结果表明，该算法具有良好的去噪效果，极大地提高了漏磁数据中缺陷信号的可检测性。
The application results of the proposed algorithm to the MFL data from field tests were presented to demonstrate the effectiveness of the algorithm.
交变漏磁检测方法由于兼具涡流检测和传统漏磁检测的特点，对表面缺陷具有很高的识别率。
Alternative magnetic leakage flux method was developed from the eddy current testing and traditional magnetic leakage flux testing, and it was advantageous for surface flaw recognition.
采用漏磁法对炮管进行无损检测时，漏磁信号中含有噪声。
When magnetic flux leakage (MFL) means is employed in nondestructive evaluation of gun muzzle, MFL signal contains noises.
我们以FPGA作为新型管道漏磁检测器的系统控制核心，对基于FPGA的管道漏磁检测控制系统进行了研究与设计。
We regard FPGA as control's core of new-type pipeline magnetic flux leakage detecting system, research and design control's core of pipeline magnetic flux leakage detecting system based on FPGA.
提出一种专门用于检测工件端部的局部漏磁检测方法，介绍了一种油管螺纹漏磁检测传感器的设计方法。
A new MFL testing method which can inspect the end area of pieces is introduced and a kind of testing Sensor of tubing thread based on the digital MFL theory is described.
通过信号预处理使漏磁信号图像化，并提出一种基于管道漏磁检测技术的缺陷几何特征量化的方法。
Through the preprocessor so that the MFL signals into image, and presents the methods of quantitative recognition for the measure of defects base on MFL inspection.
为了对CNG储气井安全隐患进行有效检测，根据漏磁检测原理，应用ANSYS对CNG储气井井筒漏磁磁场分布进行模拟。
In order to detect the potential defects of CNG Wells effectively, ANSYS is used to simulate the Magnetic Flux Leakage (MFL) field of CNG Wells according to MFL testing principle.
PTC漏磁检测数据分析系统用于显示、分析及处理管道漏磁检测信息。
PTC Pipeline MFL(Magnetic Flux Leak)Inspection Data Display and Analysis System can be used in displaying, analyzing and dealing the data about pipeline.
PTC漏磁检测数据分析系统用于显示、分析及处理管道漏磁检测信息。
PTC pipeline MFL(Magnetic Flux Leak)inspection data display and analysis system can be used in displaying, analyzing and processing the data about pipeline.
为精确计算磁轴承性能，需考虑漏磁的影响，通过分析该磁轴承的二维磁场，分别计算出永磁磁场和电励磁磁场的漏磁系数。
To hence calculation precision, the leakage should be considered, and the leakage coefficients of permanent field and excited one are calculated separately by 2-d FEM of the magnetic bearing.
针对目前储罐底板漏磁检测中存在的问题，提出研制移动机器人代替人力驱动或人工辅助电力驱动方式进行储罐底板漏磁扫描检测。
Based on the magnetic flux leakage (MFL) technique, a magnetic flux leakage testing instrument for corrosion in the tank floor plate driven by electric motor is developed.
将该算法用于实测漏磁数据的处理，所得结果说明该算法具有良好的去噪效果，可以极大地提高漏磁数据中缺陷信号的可检测性。
The algorithm was applied to the MFL data obtained from field tests. The results demonstrate the effectiveness of the algorithm. The algorithm has good PE...
对漏磁检测信号的特性进行了分析，提出了缺陷漏磁信号及缺陷外形尺寸的特征量；
MFL signal features are analyzed, the features of signals are extracted from the recorded flux leakage response and characterizing definition is introduced as well;
对漏磁检测信号的特性进行了分析，提出了缺陷漏磁信号及缺陷外形尺寸的特征量；
MFL signal features are analyzed, the features of signals are extracted from the recorded flux leakage response and characterizing definition is introduced as well;
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