磁化场
- magnetizing field
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研究肺磁场用的CCY-1型脉冲磁化场源
Pulse magnetizing field supply CCY-1 for the study of lung magnetic field
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第五专题磁化场方向影响磁粉显现缺陷的理论
Theory of effect of magnetizing field orientation on revealing defects by magnetic particles
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并给出另一种推导介质极化&磁化场矢量P和M的相对论变换关系的方法。
Meanwhile , another way is given to deduce the relation of relativistic transformation of media polarizationmagnetization field vector quantity P and M.
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观察了晶粒取向3%Si-Fe在横向磁化场及横向拉应力作用下,磁畴结构和磁声发射强度的变化。
Changes are observed of oriented 3 % Si-Fe in the magnetic domain structure and intensity of magnetic sound transmission under the influence of the transverse magnetic field and transverse drawing stress .
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铁氧体变极化效应最佳磁化场的研究
Research on optimal magnetized field of variable polarization effect of ferrite
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永磁材料的性能对室温磁制冷机中磁化场的影响
Influence of Permanent Magnetic Material Performances on Magnetic Field for Room-Temperature Magnetic Refrigerators
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关于磁化场方向的试验
Testing experiments on orientation of magnetizing field
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法向漏磁通随外磁化场和矩形槽尺寸的变化
Variation of normal component of magnetic flux leakage with applied magnetic field and dimension of rectangular slot
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利用人工神经网格方法对高精度航磁资料的处理,可以寻找到这种二次磁化场。
Such secondary magnetized field can be discovered by interpreting accurate aeromagnetic data processed with neural network method .
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高矫顽力稀土磁体脉冲磁化场脉宽的确定
Determination of the pulse width of pulsed magnetizing field for a rare earth magnet with high coercive force
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本文描述了一种新型的磁化场源,阐述了其工作原理和结构。
A new magnetizing field supply is presented here , with description of its mechanism , construction and clinical application .
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法向漏磁通的峰峰值随外磁化场强度或有效磁感应强度的变化有相似的趋势;
The variation of the peak peak value with applied magnetic field and effective magnetic induction had a similar tendency .
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笔者认为,含油气沉积岩因长期油气的渗透作用而形成的磁异常是一种二次磁化场。
I believe that the magnetic anomaly due to long-period hydrocarbon seeping from hydrocarbon-bearing sedimentary formation is a secondary magnetized field .
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添加元素影响到磁体中的相结构和相分布,对反磁化场的均匀性有所影响。
The elements addition has effects on the phase structures and distributions in the magnets , which influence the uniform of demagnetization field .
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用磁偶极子模型讨论法向漏磁通随外磁化场和矩形槽尺寸的变化。
The variation of normal component of magnetic flux leakage with applied magnetic field and the dimension of rectangular slot was discussed by using magnetic dipole model .
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也可用作辐射口径,通过改变磁化场方向和强度实现波束扫描或极化变化。
It also can be used as a radiation aperture to realize the beam scanning or change of polarization by means of changing the direction and strength of .
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地磁传感器检测到的信息包括地磁场信息、弹丸磁化场信息以及自身误差信息。
However , the magnetic information detected by magnetic sensor consists of three kinds : geomagnetic field , projectile magnetized field and the error information caused by the sensor itself .
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结果表明:该方法的饱和磁化场大大低于直接对干粉测量的饱和磁化场;
The results show that the saturation magnetization field in this method is much lower than that of the dry powder method , and the reproducibility of measurement is clearly improved . The .
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介绍了产生脉冲磁化场的有效装置,导出脉冲磁化场的近似表达式及脉冲宽度与峰值场强和电路元件的关系。
An effective device which can generate the pulsed magnetizing field is shown . The approximate expression for the pulsed magnetizing field is derived , and its pulse width and peak intensity related to the circuit elements are given .
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用磁偶极子链概念可以证明,随着磁化场的增强,方钢的纵向磁化将出现两个不同的阶段。
On the concept basis of magnetic dipole chains , it can be proved that with the increasement of the magnetizing field strength , there will appear two different stages in the longitudinal magnetization of a cuboid steel component .
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本文从复合磁化场双模铁氧体变极化方程出发,研究各种双模器件的工作原理,包括V/Φ型和V/F型全极化器,双模旋转场器件。
In this paper , based on the dual-mode variable polarization under the complex magnetized field , the working principles of different kinds of dual-mode devices are researched , including V / Φ - type and V / F-type omni-polarizer , dual-mode field-rotated devices .
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当分别保持磁化场和磁化强度不变时,两种情况下的能量密度与2K1之比值都有最大值和最小值,且各曲线上最大值与最小值对应的位置相同。
When the magnetization field and the magnetization intensity remain unchangeable , the ratios between energy density and 2K_1 in the two cases have both the maximum and the minimum values ; while the positions corresponding to the maximum value and the minimum value in each curve are the same .
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非均匀铁磁体自发磁化的平均场理论
The mean field theory for spontaneous magnetization of a non-uniform ferromagnet
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磁化油工作场磁密分布的数值分析
Numerical analysis of field density distribution of the magnetized oil
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论述了磁性无损检测技术中磁化被测构件的方法、磁化场强度的选择、励磁磁路分析以及磁化器的优化设计等问题。
Magnetizing technology in magnetic nondestructive testing is discussed including the magnetizing of the part tested , choice of field intensity , exciting circuit analysis and optimized design of magnetizer .
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基于此模型,推导了纳米线反磁化过程中不可逆磁化的临界场和矫顽力在一致转动和对称扇形模式下的表达式。
Based on this model , the expressions of critical field for the irreversible reversal magnetization and the coercive force are derived for both the parallel rotation and symmetric fanning mechanisms .
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添加Sn后引起样品中软磁相含量和软磁相晶粒尺寸的增加,使磁化反转中可逆磁化部分增多,且使反磁化形核场降低。
Furthermore , the increase of the volume fraction and grain sizes of the soft phase , in the Sn-doped ribbons , increases the portions of reversible magnetization and decreases the nucleation field H_n .