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- The vector plot of 3D magnetic flux and the surface plot for the radial component of magnetic flux density were obtained,which could show the feature of the MLF near defect expressly. 利用数学模型对漏磁信号进行了仿真分析,得到了三维磁通密度矢量图和它的径向分量曲面图,直观地显示了缺陷附近漏磁场的特点。
- VARIATION OF NORMAL COMPONENT OF MAGNETIC FLUX LEAKAGE WITH APPLIED MAGNETIC FIELD AND DIMENSION OF RECTANGULAR SLOT 法向漏磁通随外磁化场和矩形槽尺寸的变化
- Component of magnetic flux 分量磁通
- A unit of magnetic flux density equals to 1 maxwell per square centimeter. 一种磁通量密度单位,等于每平方厘米麦克斯韦。
- The SI unit of magnetic flux equal to the magnetic flux that in linking a circuit of one turn produces in it an electromotive force of one volt as it is uniformly reduced to zero within one second. 韦伯磁通量的国际单位,等于当磁通量在一秒钟内被统一地减弱为零时在它联接的一圈电路内产生一伏特电动势时的磁通量
- Finite element method (FEM) is commonly used in analysis of magnetic flux leakage (MFL) of defect of oil pipe. 有限元法广泛应用于石油管道缺陷漏磁场分析,成为替代物理试验,获得大量缺陷漏磁信号的有效手段。
- And a detail description of effectivity and significance of magnetic flux gathering technique was given. 重点说明了聚磁技术在励磁器设计中的重要性和有效性。
- Using finite element method (FEM), the magnetostatic and transient emulation models of magnetic flux leakage (MFL) of oil tube are established. 采用有限元技术,建立了油管缺陷漏磁场的静态和瞬态仿真模型。
- It mainly calculates intensity of magnetic flux in every part of motor magnetic circuit in order to prevent the fact the intensity is so high that the magnet core saturates. 改绕计算主要是计算电动机磁路各部分磁通密度数值,不使其过大而致铁心严重饱和。
- Here a new interfluent stable power supply was proposed, which consists of two circles of magnetic flux transformer and the automatic control system. 给出一种新型交流稳压电源,由双磁路变压器和自动控制系统组成。
- Surprise is an essential component of my plan. 我这项计划主要就是想使大家惊喜一下。
- At intermediate fields, however, the material allows the magnetic field to penetrate in the form of small tubes of magnetic flux known as vortices. 但是中等程度的磁场会以小磁通管的形式(也就是涡流)穿透材料。
- As a key parameter of magnetotelluric method, Tipper has not been used widely.Because the vertical component of magnetic field was quite weak, only a few researchers worked on it. 摘要倾子是大地电磁测深方法的一个重要资料,到现在为止,该资料在生产中基本上没有被使用,原因是因为垂直磁信号十分微弱。
- As the most sensitive detectors of magnetic flux, SQUIDs have a wide range of applications, including biomagnetism, geophysics, nondestructive evaluations, etc. 摘要作为灵敏度极高的磁传感器,超导量子干涉仪(即SQUID)在生物磁测量,大地测量,无损探伤等方面获得了广泛的应用。
- 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。
- In the design of pipeline defect inspection devices;how to compress large amounts of magnetic flux leakage (MFL) detection data with high fidelity is a key problem. 摘要在管道缺陷检测中,如何对漏磁检测数据进行大容量高保真数据压缩是其中的一个关键问题。
- Air force is an important component of national defense. 空军是国防的重要组成部分。
- The unit of magnetic flux in the centimeter-gram-second system,equal to the flux perpendicularly intersecting an area of one square centimeter in a region where the magnetic intensity is one gauss. 麦克斯韦尔厘米-克-秒制的磁通量单位,即垂直贯穿磁强度为一高斯的一平方厘米面积区域的磁通量
- Those are the components of an engine. 那些是发动机的部件。
- Analyzed the theory on the vector control of induction machine, realizing the decoupling control of magnetic flux and torque though vector coordinate conversion and rotor flux orientation. 摘要本文分析了感应电动机矢量控制原理,通过矢量坐标变换和转子磁场定向实现磁通与转矩的解耦控制。