有效磁导率

采用有效磁导率，将磁场分量进行旋转；

Rotating the components of magnetic field with original effective permeability ;

电流退火对钴基、铁基非晶软磁合金条带有效磁导率的影响

Influence of current heating on effective permeability of Co-based and Fe-based soft magnetic amorphous alloy ribbons

第三章中，我们基于Rayleigh方程，运用迭代方法推导出磁流变液体系有效磁导率的一般解析公式。

The nonlinear solution is applied to conical helical spring . In chapter three , based on Rayleigh identity , a formula of the effective magnetic permeability of MR fluids is derived .

通过测量磁性磁芯电感器的插入损耗，进而得出材料的有效磁导率。

By testing the insert loss of the inductance with ferrite core , and then can obtain the effective magnetic permeability .

常用铁磁材料的有效磁导率和磁阻率及其解析表达式该解析表达式对磁滞回线的模拟效果也非常令人满意。

The Effective Permeances and Reluctances and Their Analytical Expressions for Common Ferromagnetic Materials The formula also fits the data of magnetic hysteresis loop very well .

运用推导得到的三明治薄膜的阻抗公式和有效磁导率公式，计算三明治薄膜的各个参数对其巨磁阻抗效应的影响。

Utilizing the expression of the impedance and magnetic permeability , we calculated the dependence of the GMI effects on various parameters of the sandwich structured films .

用迭代方法研究了磁流变体中体心立方结构、面心立方结构及简立方结构3种立方格子导电球的有效磁导率与磁导率比、趋肤深度及频率的依赖关系。

Relations between effective magnetic permeability of body-centered cubic , face-centered cubic and simple cubic lattices of conducting spheres and ratio of magnetic permeability , frequency are studied .

磁导率与输入频率之间的关系，并采用互感方法测量了铁基金属玻璃Fe36Co36B20Si4Nb4作为互感器铁芯的有效磁导率。

Effective magnetic permeability of Fe-based metal glass Fe_ ( 36 ) Co_ ( 36 ) B_ ( 20 ) Si_4Nb_4 as mutual iron core was measured using mutual induction method .

结果表明：电流退火可以明显提高钴基和铁基非晶软磁合金条带的有效磁导率，且存在一个最佳电流密度、退火时间值，以使有效磁导率提高最大；

The results show that the current heating obviously improves the effective permeability of Co-based and Fe-based amorphous soft magnetic alloy ribbons and there exists the optimum conditions of current annealing .

本文介绍了现有的几种处理方法，着重讨论时变电磁场数值计算中有效磁导率和复磁导率的计算方法，并论述了二者间的关系。

In the paper , the calculating methods of effective permeability and corn plex permeability in numerical calculation of time varying electro-magnetic field , and the relation ship between the two methods are discussed .

采用无机绝缘剂包覆样品在外加直流叠加场为60Oe时有效磁导率变化率为12%。

The percent permeability of the powder cores made up of 100 meshes coated with 5 % inorganic electrical insulative addition is 12 % at DC bias field valued by 60 Oe is found out .

这种旋转衣的有效电容率和磁导率可以通过引入旋转变换得到。

The effective permittivity and permeability of the rotation cloak can be obtained by introducing a rotational mapping of coordinates .

研究发现，核壳结构复合材料的有效介电常数和有效磁导率决定于核的半径或壳层的厚度及绝缘与磁性相的质量百分比。

The study found that effective permittivity and effective permeability of core-shell structure composite materials is determined by the radius of the core / shell thickness and dielectric and magnetic mass percentage .