A novel control method is proposed in this paper, namely six-phase motor trapezoidal wave phase current control.
针对多相电机控制模式复杂性的特点,本文提出一种新颖的控制方式:六相感应电机梯形波相电流控制。
With the complexity of the control of multiphase machines, a novel control method was proposed in this paper, namely six-phase motor trapezoidal wave phase current control.
针对多相电机控制模式复杂性的特点,提出一种新颖的控制方式:即六相感应电机梯形波相电流控制。
In the second phase, each login module commits the outcome of its login, updating the JAAS Subject of the current access control context with credentials acquired during the login phase.
在第二个阶段,每个登录模块提交它的登录的结果,用在登录阶段获取的凭证更新当前访问控制上下文的JAAS Subject。
In a drive system of power transistor inverter-motor, not only can it be used in fine control of motor current waveform, phase, amplitude and frequency, but can also be used to sense, fault current.
在大功率晶体管逆变器——电动机驱动系统中,它不但可用来对电动机电流的波形、相位、幅值和频率进行精细控制,而且能快速地检测出故障电流。
In this paper, we propose and discuss two new control methods for three phase shunt APFs: the sinusoidal line current control method and the instantaneous reactive power compensation control method.
本论文提出三相并联型有源滤波器的两种新的控制方法,即正弦波化控制和瞬时无功功率的控制方法。
The control of the constant Phase difference between the current and the displacement of the magnetic damper in rotor-bearing system is studied.
对挠性转子轴承系统电磁阻尼器的电流位差常相位移振动控制进行研究。
Set up the circuit design criterion for the steady - stage deadbeat control to the line current of a three - phase high-power-factor rectifier based on voltage space-vector PWM.
建立了对基于电压空间矢量pwm的三相高功率因数整流器实现电流稳态无差拍控制的设计准则。
Based on the amplitude and phase information, PI algorithm was used to control the amplitude and phase of the inverter current.
在此基础上,通过PI算法实现并网电流幅值和相位的跟踪控制。
Satellite attitude control flywheel is driven by three-phase alternate commutating brushless DC motor, schema of which is torque control model (current feedback).
卫星姿控飞轮是由三相轮流换向无刷直流电动机驱动的,采用力矩控制(电流反馈)模式。
The inverter uses opetimal phase angle control scheme to suppress the surge voltage during the commutation of current.
为了抑制电流换相期间的浪涌电压,逆变器采用最佳相角控制。
Based on a new digital PLL, a new current tracing control strategy for a grid-connected PV system was proposed to control the amplitude and phase of the inverter current.
针对光伏并网发电系统,基于数字锁相环,研究了一种实现系统并网电流幅值、相位跟踪控制的新方法。
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.
为了实现开关磁阻电机(SRM)绕组电流或磁链的精确控制,必须提高SR M功率变换器的工作频率以提高系统的动态响应速度。
These may be required where harmonic currents caused by the thyristor phase control of the reactor current must be filtered to prevent unacceptable transmission bus voltage distortion.
这里须滤去由电抗器相位控制引起的谐波电流以避免不能接受的输电母线电压畸变。
The main control parameters of SRD are opening angle, turn-off angle, phase current and phase winding voltage.
SRD的主要控制参数有开通角、关断角、相电流和相绕组电压。
It provides a method for the untouched switch Control for three - phase alternating current motor.
为大功率三相交流电机的无触点控制提供一种方法。
Three-phase half wave controlled rectifier, hysteresis comparison mode current track control, and realization of SVPWM by S-Function are used as examples to describe the usage of the software.
并以三相半波可控整流电路、滞环比较方式的电流跟踪控制、利用S函数实现空间矢量脉宽调制为例说明了软件的使用方法。
It is also believed that power electronic technology is able to not only raise and stabilize the controlling voltage, phase Angle and tidal current, but also fast control big power supplying network.
认为电力电子技术不仅可以在高压输电系统中用于提高稳定、控制电压、相角和潮流,也具备了快速控制大电网的能力。
Through analysis of the current waveform of the semi-control double three-phase 12-pulse rectifier and the expansion of Fourier series, the main harmonic components of the system were obtained.
通过对半控双三相12脉冲整流器的电流波形分析和傅立叶级数展开,得出系统的主要谐波成分。
This paper offers a better theory basis for improving compensation capability of the three-phase four-wire APF controlled by hysteresis current control strategy.
该文的理论推导和所得结论为改善三相四线并联apf应用电流滞环控制时的性能提供了较好的理论基础。
The paper presented a mathematic model and control strategy on a three-phase voltage type rectifier under indirect current control.
该文对基于间接电流控制三相电压型整流器的数学模型和控制策略进行研究。
A new and practical power factor control strategy for three phase PWM current source rectifier was proposed.
提出了三相电流型PWM整流器的一种新型实用的功率因数控制方法。
Discussing a kind of power topological solution and its current control method of the three-phase energy feedback type electronic power load used in aero-generator testing.
论述了一种用于航空发电机测试用的三相馈能式电子负载功率拓扑方案及其电流控制策略。
This paper presents a decoupled control scheme for three?phase four?leg inverter through an inner current regulator based on space vector cascaded with an outer synchronous frame PI controller.
该文提出了一种采用内环空间矢量电流调节器和外环同步坐标比例积分控制器相级联的三相四桥臂逆变器的控制方案,实现了对三相四桥臂逆变器的解耦控制。
In this paper a current sensorless control strategy of three-phase PWM rectifiers is presented.
提出了一种无电流传感器的三相pwm整流器控制策略。
The digital comparator designed with FPGA generates several PWM current waveform synchronously, to realize the step angles even division control for four-phase stepping motor.
并通过FPGA设计的数字比较器,同步产生多路PWM电流波形,实现对四相步进电动机转角进行均匀细分控制。
Generalized integrator was used to realize static error free tracking control of positive and negative sequence current under two-phase static coordinate.
并采用广义积分器原理实现对三相电流在两相静止坐标下的控制,实现了正负序电流的无静差跟踪控制。
The control system is made of double closed loops: the inner current loop and the outer temperature loop, and satisfies the EAF's temperature need and three phase current balance.
采用温度控制外环和电流平衡控制内环的双闭环结构实现电弧炉温度和电极三相电流平衡的智能集成控制。
DSP2407 controller is adopted to complete the research & development of three-phase PWM rectifier based on the per unit system and the current decoupled control.
采用DSP2407控制器、基于标幺值法及电流解耦控制完成了三相两电平PWM整流电源的研制。
In this paper, a current control mathematical model is established with fixed switching frequency for three-phase pulse width modulated (PWM) converter.
建立了三相电压型PWM整流器电流控制数学模型,输入电流在静止坐标系下实现了固定开关频率的解耦控制。
Experimental results prove the proposed control method can compensate the harmonic, negative sequence and zero sequence current components in the three phase four wire.
实验结果表明,该装置可对三相四线制系统中的谐波、负序、零序等电流分量进行补偿。
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