根据表达式做出了矩形缺陷漏磁场的图像；
The rectangular defects'MFL images were drawn on the basis of expressions.
测量了在不同拉应力作用条件下漏磁场分布的规律。
The distributions of leakage magnetic induction were measured under different stresses.
根据微分形式的麦克斯韦方程组得出漏磁场动态数据模型。
The mathematical analysis model for MFL is established, based on Maxwell's equations.
文中研究了油管局部缺陷和壁厚减薄缺陷的漏磁场检测原理。
Based on the magnetic leakage flux technique, the principle of localized defect inspection and wall thickness measurement in oil well tubing has been researched.
介绍了电力变压器漏磁场的特点，并以计算实例进行比较分析。
The characteristic of stray magnetic field in power transformer is introduced, and used the real calculation example, an analysis and comparing are done.
漏磁检测系统检测实验制定了通过漏磁场判断缺陷信号的特征标准。
The MFL feature standard through which judge defect signals was made in MFL inspection experiment.
研究了含小孔铁磁平板单向拉伸时应力集中状况与漏磁场分布的关系。
Relationships of leakage magnetic induction distribution and stress concentration for ferromagnetic plate with pore in center were studied.
本文讨论了长定子直线同步电机的主漏磁场，引入相应的电抗计算公式。
This paper analyses the main leakage magnetic field and presents the calculating formula of its corresponding reactance, which can be adopted by the latter simulation model.
本文介绍了一种改进后的用镜像法计算变压器漏磁场及漏电抗的新方法。
In this paper, an improved image method for calculating transformer leakage reactance is introduced.
根据不同参数的图像研究了矩形缺陷与表面漏磁场分布之间的对应关系。
The relationship between rectangular defects and their MFL surface distribution were studied via images by modifying different parameters.
同时，由于计算漏磁场和环流损耗时采用了多截面法，还具有较高的计算精度。
Furthermore, it has satisfactory computation precision due to the use of multi - section method for the calculation of leakage magnetic field and the circulating current losses.
通过分析漏磁场的狭缝效应，并借用已有物理模型，探讨磁粉探伤原理模型和应用范围。
By analysis of magnetic leakage effect, discusses magnetic powder detection principle and application range, borrowing physical module.
分析了不同材料、不同结构尺寸和不同排列方式等参数变化对漏磁场和损耗变化的影响。
The effects of parameters of structure parts and materials, and different arrangements on the leakage fields and forces are analysed.
分析了不同类型缺陷的漏磁场分布特征，布置不同方向的检测元件测取不同的缺陷信息；
The characteristics of the magnetic flux leakage of different types of faults were analyzed and the testing elements of various directions were located to get the information of all faults.
利用磁偶极子理论，建立稳恒微弱地磁场作用下管类试件线状缺陷段产生的漏磁场模型。
The magnetic leakage field distribution above linear defects of a tube sample under the geomagnetic field was modeled according to magnetic dipole theory.
通过直接计算导条损耗与漏磁场能量得出了计及频率影响时转子导条电阻与转子槽漏感。
The rotor bar resistance and slot leakage inductance considering frequency effect are gotten by mean of bar loss calculation and leakage magnetic field energy calculation.
随着电力变压器单台容量的增加，漏磁场及其在油箱和结构件中引起的杂散损耗明显增加。
With the development of capacity of transformer, the leakage magnetic is increasing which may enlarge the stray loss in the tank and structure.
本文提出了一种改进的解析法，用来计算变压器油箱等结构件中由漏磁场引起的涡流损耗。
An improved analytical method which is able to calculate eddy losses of transformer tanks as well as structured objects is proposed.
上述工作有助于全面认识宽度对漏磁场的作用，实现不同宽度、深度的表面裂纹量化检测。
The work mentioned above is helpful to understand width effects and evaluate surface crack with different width and depth.
大型电力变压器螺旋线圈的扭转变形主要是由于轴向电流分量和辐向漏磁场共同作用所产生的。
The torsional deflection of spiral winding for the large power transformer is mostly caused by the common effect of the axial current component and the radial leak magnetic field.
通过对三个管件的裂纹部位的检测实验，找出裂纹宽度与漏磁场的最大值和变化梯度之间的关系。
Through the examination experiment on three tube pieces' crack part, the relation of crack width, the maximum of leak magnetic field and differential coefficient is found out.
磁记忆法通过对部件表面漏磁场的检测，可以有效检测管座角焊缝中存在的缺陷，减少泄漏现象的发生。
The magnetic memory method, through examining the leakage magnetic field on the surface of the parts, can effectively find out the defects in fillet joints, which can diminish the leakage.
分析了大量缺陷漏磁场数据，选取了量化缺陷外形的漏磁场特征，给出了缺陷外形和漏磁场特征的关系曲线。
Some features of magnetic flux leakage were used to analyze the length, width, depth of defects and their relationship was given.
以经爆破试验的四件小钢管件裂纹为研究对象，找出裂纹宽度与磁记忆信号的关系，得出漏磁场变化梯度的最大值随裂缝宽度增加而增加。
Through the examination experiment on four tube pieces crack part, the relation of crack width, the maximum of leaking magnetic field and differential coefficient K is found out.
采用全电流定理，由磁场能量的计算推导出槽漏抗计算公式。
Based on full current theory, derive formula of slot leakage reactance from magnetic field energy calculation.
最后得出了端部磁场矢量分布图，端部漏抗值及端部绕组的电磁力分布规律。
Finally vector distribution map, end region leakage reactance and distribution of force on end region winding are achieved.
本文首先介绍了电磁场计算的理论基础，然后针对潜油电机的这种特殊结构，分别分析计算其定转子端部漏抗。
To the special structure of submersible motor, the leakage reactance in end winding of stator and rotor are analyzed respectively.
分析集中式绕组的无刷直流电机各结构设计参数对磁场的影响，尝试求取、分析空载漏磁系数，讨论如何削弱定位转矩。
The influence of a centralization winding brushless DC motor structural design parameter and magnetic field were analyzed, and a way to achieve the fix position angular force was brought out.
分析集中式绕组的无刷直流电机各结构设计参数对磁场的影响，尝试求取、分析空载漏磁系数，讨论如何削弱定位转矩。
The influence of a centralization winding brushless DC motor structural design parameter and magnetic field were analyzed, and a way to achieve the fix position angular force was brought out.
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