By means of experiment the distribution of the non-uniformed magnetization of the magnetic ring of permanent magnetic bearing was measured, and the influence of magnet clearance on non-uniformed magnetization was analyzed. 摘要通过试验测量了永磁轴承磁环不均匀磁化的分布,分析了磁体间隙对不均匀磁化的影响。
Analytically Calculation of Magnetic Field Generated by Annular Permanent Magnetic Sheet and Its Magnetization Level Detection 圆环形永磁片产生的磁场的解析计算及其磁化强弱的检查
The properties of different permanent magnetic bearings with both axial and radial magnetization are studied by mean of equivalent current and finite element method respectively. 研究了采用轴向和径向不同磁化方向的永磁环所构成的永磁磁悬浮轴承悬浮特性,分别运用等效电流法以及有限元法分析计算了磁悬浮力以及刚度特性。
The formula for the swing magnetic field composed of a permanent and a sine alternating magnetic field was derived. A Π-shaped electromagnetic yoke of swing magnetic field was designed, which could be used to detect the defects in all directions by one time magnetization. 推导了一恒定磁场与一正弦交变磁场合成为摆动磁场的数学关系式,设计出摆动磁场式∏形电磁轭,一次磁化即可实现全方位探伤。
This paper introduces a permanent Maglev impeller blood pump with a novel passive magnetic bearing, which consists of two magnetic rings with different dimensions, located concentrically in the same direction of magnetization. 本文介绍的永磁磁浮叶轮血泵采用一种新颖的永磁轴承,该轴承由两个大小不同、充磁方向相同的同心磁环组成,具有轴向弹簧和径向轴承的双重功能。
There is a kind of special permanent magnetic mechanism& magic ring which is made up of permanent magnet segments with different magnetization direction. 永磁魔环是一种特殊的永磁机构,由若干充磁方向均匀变化的永磁块组成。
The magnetization of the lithosphere is due to primarily magnetite with varying content of iron oxide in lithosphere, which could divide into permanent magnetization and induced magnetization, and consequently forms the lithospheric magnetic field ( also called crustal magnetic field or magnetic anomaly field). 岩石圈中磁性物质,主要是一些含有铁氧化物的磁铁矿会导致岩石圈的磁化,该磁化分为感应磁化和剩余磁化,两者共同形成了岩石圈磁场(也称为地壳磁场或磁异常)。
Soil parent materials are formed by weathering of rocks of lithosphere, whose magnetic characteristic produces by permanent magnetization of lithospheric magnetic field, thereby affecting the formation and nature of the soil. 岩石圈中的岩石经风化作用形成成土母质,而成土母质的磁性主要来源于岩石圈磁场的剩余磁化部分,进而影响土壤的形成和性质。