• 最后得出了磁场矢量分布图,端部抗值端部绕组电磁力分布规律。

    Finally vector distribution map, end region leakage reactance and distribution of force on end region winding are achieved.

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  • 给出时谐磁场矢量积分关系式探讨辐射有效源,应用于几个实例计算

    The integral relationships of time-harmonic electromagnetic field vector are given, the effective sours of radiative fields is Studied, then some examples are calculated.

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  • 结果表明传感器件不仅可以测量磁场大小而且给出了测量磁场矢量方向的可能性。

    The results show that this microsensor is not only used to measure the magnitude of magnetic intensity, but also applied possibly to monitor the direction of vector of the magnetic field.

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  • 磁场矢量卫星所在位置函数通过对地磁场测量,即可实现近地卫星的自主导航

    Magnetic field vector is a function of the position where the satellite stays. Thus autonomous navigation for small satellite can be achieved by measuring the magnetic field vector.

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  • 磁力梯度量表示磁场矢量三个分量空间变化率能够好地用于偶极子场源定位跟踪

    Magnetic gradient tensor is that the three components of the magnetic field vector space rate of change, is able to do well for the dipole localization and tracking.

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  • 给出种解析方法求解两种热载荷冲击作用下,正交各向异性圆柱体应力磁场矢量扰动的集中效应。

    The analytical expressions for the dynamic stresses and perturbation of magnetic field vector are obtained by means of a finite integral transform and Laplace transform.

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  • 接下来,本文重点分析了基于矢量调制组合控制策略,即将矩阵变换器的空间矢量调制电动机转子磁场矢量控制有机结合控制方法。

    Next, the mix control strategy were analyzed in detail, which is the control method of combining the space vector pulse width modulation and the rotor magnetic filed directional control.

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  • 麦克斯韦方程中某些特性是恒定不变——磁场强度位移以及描述磁场电通量的印廷矢量

    Maxwell's equations conserve certain properties-the magnetic field intensity, the electric displacement field and the Poynting vector that describes the electric flux of an electromagnetic field.

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  • 本文针对转子磁场定向矢量控制技术进行了一些研究探索,并用DSP实现控制系统数字化设计

    This paper does some research works of the vector control technology based on rotator field oriented and then designs the whole system with DSP.

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  • 论文中选用TMS320F 240数字信号处理芯片作为系统主控芯片,实现数字化的直接磁场定向的矢量控制系统。

    TMS320F240 digital signal processor that is selected as the main CPU in the system realizes the full digital vector control system.

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  • 最后本文采用定子磁场定向矢量控制策略,结合转速扰动功率观测控制算法对转子侧进行了仿真验证。

    Finally, simulating experiment for the whole system is carried through with the stator flux-oriented vector strategy and control arithmetic of rotor speed perturb and power observation.

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  • 文章通过流体速度、电场磁场通量解析,总结出了任意矢量场通量的定义一般表达式一般计算方法

    It sums up the definition, general expressing formula and general calculating method of flux in any vector field by analyzing the flux in the speed field, electric field and magnetic field of fluid.

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  • 系统软件基于这些数学模型来实现感应电动机转子磁场定向矢量控制给出软件程序流程

    The rotor flux field-oriented vector control method is implemented basing on these mathematical models in system software. The software program flow is presented.

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  • 转子磁场定向控制实现高性能交流调速方法——矢量控制基础

    Rotor field orientation control is the base of high-performance control strategy of AC motor vector control.

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  • 第二详细地介绍了太阳黑子矢量磁场测量原理

    Secondly, we introduce the measurement theory of vector magnetic field and some optical essentials for the measurement.

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  • 本文双馈电机转子磁场走向控制约束条件,建立异步变速恒压恒频发电机矢量控制模型

    Using field orientaion of rotor of doubly fed machine as confining condition, this thesis has established vector control model for double asynchronous VSCFCV generator.

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  • 本文基于最优化理论,利用模拟电荷对一个小型交叉天线(CFA)进行场的数值分析,得到CFA周围的电场、磁场及玻印廷矢量的分布。

    In this paper, we introduce the basic theory and the design of CFA, and analyze the field of CFA by CSM on the basis of method of optimization.

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  • 异步风力发电机采用定子磁场定向矢量控制策略

    It is a policy of controllable vector in directional stator magnetic field that the MW DFIG use.

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  • 结合薛定方程计算了原子矢量磁场相互作用。

    By using the Schrodinger Equation, the interaction between atomic state vector and magnetic field is calculated.

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  • 采用磁场定向矢量控制技术无刷双馈电机调速系统,性能基本能够满足运行要求,但存在超调及动态稳定慢等问题。

    The brushless doubly-fed machine (BDFM) is based on the technic of field oriented control and the performance of its adjustable-speed drive can ultimately meet the need of the operation.

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  • 分析了该系统控制方法基础上,建立了交直交变频器电压定向以及转子定子磁场定向的矢量控制系统模型。

    Based on the analysis of control strategy of the system, this paper used respectively voltage oriented and stator flux oriented vector control in grid side and rotor side of the converter.

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  • 采用空间矢量分析方法,采用定子磁场定向直接对电动机的电磁转矩定子链进行控制

    It directly controls the electromagnetic torque and stator flux, using the analyzing method of space vector and stator flux orientation.

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  • 本文研究圆形旋转磁场离散多边形磁场离散方法空间旋转矢量步进定位特性

    In this paper, the method of dividing circle rotating magnetic field into polygonal step magnetic field and the step orientation characteristic of space rotating vectors are researched.

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  • 矢量作为求解变量得到励磁磁场电枢反应磁场二维解。

    Magnetic vector potential is regarded as variables to gain solution of excitation magnetic field and armature response magnetic field.

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  • 应用矢量磁场有限元方法计算保偏光纤两个偏振场的分布、传输常数模式双折射

    This fiber's polarization modes, transmitting constants and modal birefringence were computed by the full vector finite element method.

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  • 根据磁场加速法原理,在理论上定性地分析了电机转子参数矢量控制系统性能影响

    According to the flux acceleration principle, the influence of rotor parameters on the performance of vector control system with rotor flux orientation is analyzed.

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  • 利用轴对称磁场性质得到了以矢量位为求解对象问题

    In this paper, the boundary value problem of the magnetic vector potential is derived by use of the character of the axisymmetrical electromagnetic field.

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  • 将该方法著名直接磁场定向控制(FOC)和定子磁通矢量控制(SFVC)进行比较

    This method is compared to the well-known direct field-oriented control (FOC) and stator flux vector control (SFVC) methods.

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  • 本文阐述了永磁同步电动机磁场定向矢量控制系统

    This paper presents a field-oriented vector control system for permanent magnet synchronous motor.

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  • 本文阐述了永磁同步电动机磁场定向矢量控制系统

    This paper presents a field-oriented vector control system for permanent magnet synchronous motor.

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