• 控制绕组频率一定发电机转速风速变化过程

    Control winding frequency of a certain time, while the generator speed in the wind under the process of change.

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  • 分析了稀土永磁无刷直流电机原理特性,提出了一种通过直接控制绕组换向时间进而控制电机转速方法。

    A strategy controlling winding commutation directly to control motor is proposed with respect to the principle of machine.

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  • 基于提出一种基于转绕组转子磁场定向控制算法

    In this case, a nonlinear control algorithm based on rotor flux orientation of motor winding is proposed.

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  • 实现一种基于转矩绕组磁场定向控制无轴承异步电机控制系统

    A control system of bearingless induction motor based on torque winding air gap field oriented vector control is accomplished.

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  • 电子控制单元使电流通过初级绕组直到感知到一个转速传感器拾波线圈产生触发电压脉冲

    The electronic control unit allows current to flow through the ignition coil primary winding until it senses a triggering voltage pulse from the speed sensor, or pickup coil.

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  • 提出一种采用逆变器并联电容器方法方法通过PWM逆变器控制悬浮绕组励磁电流

    A novel method of a capacitor in parallel with inverter is presented, in which current in levitation force winding can be controlled by PWM technique.

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  • 电机绕组制作时,采用进口微电脑控制系统绕制,使绕组更加精确,效率更高

    For the manufacture of electric motor winding an imported microcomputer control system is adopted, to make the winding more accurate and more efficient.

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  • 系统电机上增设了一个励磁绕组,使用静止励磁装置对电机进行励磁控制

    An exciting winding is designed in the stator and the control scheme is implemented in a static exciting device.

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  • 介绍谐波绕组谐波补偿误差方法对高性能控制电机作用

    This paper describes the effect of harmonic winding and harmonic compensating error on electrical machines in automatic control system.

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  • 上述原理表明通过改变直流励磁电流可以连续地控制HSY磁通绕组感应电压

    The above principle suggests that the gap flux and the voltage induced in armature winding of HSY can be controlled adequately and continuously by varying dc field current.

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  • SRD主要控制参数开通关断角、相电流绕组电压

    The main control parameters of SRD are opening angle, turn-off angle, phase current and phase winding voltage.

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  • 为了实现开关磁阻电机(SRM)绕组电流精确控制必须提高SR M功率变换器的工作频率提高系统的动态响应速度

    To achieve the precision control of phase current or phase flux linkage in switched reluctance motor (SRM), the higher switching frequency of converter is required to increase dynamic response speed.

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  • 通过象限变流器交流侧矢量分析阐述牵引绕组互感对四象限变流器控制性能影响

    According to the analysis of ac vector diagram, the effect of the mutual inductance among the traction windings on the control (performance) of the 4qc is discussed.

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  • 介绍一种微机绕组变压器负荷经济运行控制系统基本工作原理硬件结构框图主要技术特点

    The basic working principle, hardware structure and main technical features of a micro computer based control system for transformer economic operation is presented in this paper.

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  • 通过对转绕组悬浮绕组解耦控制使电机的转子同时具有产生转矩和自悬浮的功能

    Through decoupling control of the torque windings and suspending force windings, the rotor of motor simultaneously have functions of producing torque and self-suspension.

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  • 九域原理电压无功控制的成熟理论,处理绕组变压器时有一定的难度。

    The nine-zone graph theory is widely recognized in reactive power optimization but hard to deal with three-coil transformers.

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  • 为了研究磁芯饱和电抗器控制输出特性磁芯结构中增加一个检测绕组

    A measurement winding is added to study the control-output characteristics of the single core saturable reactor.

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  • 实现一种基于转矩绕组磁场定向控制无轴承异步电机控制系统

    A control system of bearing less induction motor based on torque winding air gap field oriented vector control is accomplished.

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  • 结合绕组电流进行估算,经过转矩误差pid反馈控制,实现电机输出转矩对转矩给定指令的跟踪。

    Utilizing flux linkage and phase current, the output torque is calculated, and PID control is used to decrease torque error.

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  • 单极控制需要中心抽头绕组

    Unipolar controllers need center-tapped windings.

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  • 变频器类型控制参数PMSG损耗发热明显影响最高温度出现定子上层绕组处。

    The converter type and control parameters have the significant influence on the loss and heat of PMSG. The maximum temperature appears on the stator upper layer winding at all the conditions.

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  • 本文给出智能功率模块IPM构成的印制绕组电动机(以下简称印制电机)双极NPWM可逆调速系统,采用智能PID 进行闭环控制

    This paper gives a kind of Printed Motor driver, which uses technology of Intelligent PID, N times PWM and intelligent power module-IPM.

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  • 目前励磁同步电机直接转矩控制研究中国还是一个空白,其转子上存在阻尼绕组,必然电机动态行为产生影响。

    The performance of electrically excited synchronous motor(ESM) drive is directly influenced by the rotor excitation current control strategy of ESM.

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  • 设计制造新型的永磁单相单拍运行进电动机,单极性电脉冲控制实现连续的起动和进运动,电机绕组通电和断电时各转动一个步矩角

    A new type single-phase permanent-magnetic stepper motor is designed and manufactured. It realizes the stepping rotating action controlled by the inputting electric pulse's on-or-off point.

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  • 简述了绕组温升工作原理以及现场校准压力温度指示控制方法

    The working principle of winding temperature rise and spot calibration method of the pressure type temperature indicating controller were describe in brief.

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  • 绕组发电机控制装置就是检测控制绕组发电机运行状况,保证电力系统正常运行重要设备

    The integrated control equipment is main device which monitors and controls the operation of generation. In this paper, design theory is discussed.

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  • 绕组发电机控制装置就是检测控制绕组发电机运行状况,保证电力系统正常运行重要设备

    The integrated control equipment is main device which monitors and controls the operation of generation. In this paper, design theory is discussed.

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