magnetic leakage

Modularization calcula tion of magnetic leakage field and stray losses in a power transformer

电力变压器漏磁场及杂散损耗的模块化程序计算

On-line Quantitative Inspection of Cracks on Wire by Magnetic Leakage Flux Method

漏磁场法在线定量检测钢丝裂纹的研究

Deriving Reactance Voltage of Multi-Oil Ducts Cylindric Winding by Using Relative Magnetic Leakage Method

用相对漏磁法推导多油道圆筒式绕组的电抗电压

When a ferromagnetism items is under the application of stress, the phenomenon that the tangential component of magnetic leakage field has maximum value and that the normal component of magnetic leakage field changes polarity and acquires zero value at the stress concentration zone will take place.

铁磁性工件在受到应力作用时，在应力集中处会有漏磁场的切向分量出现最大值、同时法向分量改变符号且过零值点的现象。

The on-line pipe flaw detector with magnetic leakage flux principle is introduced, providing details regarding the exciter circuit structure, magnetic sensors and signal processing.

介绍了基于漏磁探伤原理的钢管管缝在线检测装置，对装置的励磁磁路结构、磁敏感检测元件及其信号处理作了较详细的分析论述。

A calculation method of deriving the reactance voltage of multi-oil ducts cylindric winding is introduced by using relative magnetic leakage method. And the calculation examples are given here.

介绍了一种用相对漏磁法推导几种多油道圆筒式绕组的电抗电压的计算方法，并给出了计算实例。

RELATION BETWEEN MAGNETIC LEAKAGE FIELD YIELDED BY A SLOT WITH SLOT WIDTH AND LIFTING OFF& Principle of magnetic particle inspection, Part XLI

沟槽所生漏磁场与槽宽和提离的关系&磁粉探伤原理之四十一

Thickness Measurement and Detection for Magnetic Materials Using Magnetic Leakage Flux Method

漏磁法测量导磁材料的厚度及缺陷

Effect of slot depth in workpiece surface on magnetic leakage field

工件表面沟槽深度对漏磁场的影响

The magnetic leakage factors of two types of claw-pole alternators were computed-dimensional-D finite element ( FE ) method.

用三维有限元方法计算一台 电励磁 爪极发电机和一台新型混合励磁爪极发电机漏磁系数.

Finally, coefficients of magnetic leakage and magnetic motive force loss were calculated in specific examples.

最后还通过具体算例得出了漏磁系数和磁动势损失系数的经验值.

Study on magnetic leakage flaw detection of mine chain

矿用圆环链漏磁探伤方法的研究

It is difficult to detect the crack quantitatively, because an error exist between the distribution of magnetic leakage field and the analysis result using standard crack theory due to the vast difference of the real geometry of cracks.

实际的裂纹几何形状千差万别，使得漏磁场的分布与标准裂纹理论分析结果产生误差，造成定量检测的困难。