The magnetic leakage field distribution above linear defects of a tube sample under the geomagnetic field was modeled according to magnetic dipole theory.
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。
Under different longitudinal magnetization, the shape and characteristic of the zero value line of the normal component for the magnetic leakage field which was an important criteria...
分析了不同纵向磁化强度下，作为磁记忆检测方法重要判据的磁场法向零值线形状及分布特点。
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.
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。
Based on the spatial distribution of magnetic dipole, the equation of the normal component of leakage magnetic field on the tube surface under low-intensity field was derived.
根据磁偶极子空间磁场分布，导出了在外部垂直方向弱磁场下管状工件表面细长缺陷产生的弱磁场法向分量的计算公式。
Based on full current theory, derive formula of slot leakage reactance from magnetic field energy calculation.
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。
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.
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。
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.
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。
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.
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。
The magnetic seeding element has the advantages of lowering magnetic leakage and improving magnetic-field strength and magnetic energy utilization of magnetic end faces thereof.
这种磁吸式排种元件降低了漏磁率，提高了排种元件磁吸端面的磁场强度和磁能利用率。
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。
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.
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.
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。
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