高频桥采用恒频电流跟踪控制,控制电路简单。
The fixed switching frequency current tracing control is adopted in high frequency bridge, so the control circuit is simple.
研究了一种滞环控制的电流跟踪型SPWM逆变器。
We present a novel current-following SPWM inverter with delay-loop control.
本文主要是关于电力有源滤波器电流跟踪控制技术方面的研究。
The main content of this thesis is about the study on the current track control strategy of Active Power Filer.
本文提出恒频采样电流跟踪型PWM方式,并对其开关策略进行了理论分析。
The fixed frequency sample PWM method is put forward in this paper together with the theoretical analysis about their switch strategy.
瞬态电流跟踪控制的方法来实现在本系统中进行调整,以控制电动机的转矩电流。
The approach of transient current tracing control is implemented in this system to adjust the current in order to control the torque of the motor.
补偿电流跟踪控制选用三角波比较控制法,并采用带电压前馈控制的比例调节闭环控制。
Compensatory current control adopts triangle wave compare control, and DC voltage control adopts PI closed loop control.
应用PI控制使逆变器直流侧电容电压保持稳定,保证DSTATCOM良好的电流跟踪性能。
The voltage of the capacitance which is on the DC side of the inverter is stabilized by using PI control strategy, which ensures the DSTATCOM 's good current tracking performance.
本文详细分析了并联型有源电力滤波器的控制策略,包括补偿电流跟踪控制和直流侧电压控制。
Shunt active power filter's control strategy including compensatory current control and DC voltage control is analyzed in detail.
针对这种反电动势波形偏离理想波形的情况,本文提出了一种最优电流跟踪法来抑制转矩脉动。
Aiming to minimize the torque ripple in condition of non-perfect BEMF waveform, the dissertation present a optimum current tracking control technique.
从采用滞环比较方式跟踪指令电流信号出发,推导出电流跟踪型逆变器中输出电感值的估算公式。
The paper finds out a formula to estimate the inductance value of current following inverter on the basis of tracking instruction current signal by hysteretic comparison.
在电流跟踪型pwm整流器的基础上引入功率因数调节器,实现PWM整流器的功率因数闭环控制。
Base on the current tracing PWM rectifier, a new structure is proposed by introducing a power factor adjuster in to realization power factor variable PWM rectifier unit.
首先通过对并网逆变控制策略的对比与分析,采用三角波比较方式的电流跟踪方式作为课题的控制方式。
First, compare and analysis the grid inverter control strategy, using triangular wave comparison method of the current track approach as the subject control mode.
双提供跟踪,使积极和消极的电压和电流跟踪时,从零同时不同,提供积极和消极的产出相同的绝对价值。
Dual tracking is provided, enabling positive and negative voltages and currents to track from zero simultaneously when varied, providing positive and negative outputs with the same absolute value.
为消除电网这个外部输入对指令电流跟踪的影响,引入了电压前馈,并从理论上推导了前馈的具体关系式。
For remove the influence of the grid input on APF tracking the reference, introduces feed forward of grid voltage, and gives the concretely formula of the feed forward.
通过对高功率因数变流器网侧指令和实际电流的预测,提出了一种采用变流器电压矢量优化控制策略的电流跟踪新方案。
This paper discusses a new control tactics of the converter which adopt voltage vector optimum control tactics by predicting the current of high power factor converter.
通过对滞环电流跟踪型pwm逆变器的波形分析和理论计算,提出一种固定开关频率型电流跟踪SPWM变频调速系统。
According to wave analysis and theoretical calculation of PWM inverter with delay-loop current tracing, this paper proposes a frequency control system with current tracing SPWM.
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。
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.
通过对电流内环和电压外环的典型系统设计,满足了电流跟踪的快速性要求和直流电压的抗扰性要求,结果证明了方案的合理性。
The inner current loop and the outer voltage loop are designed based on typical systems respectively so that rapid current tracking and anti -...
利用上述的开关策略进行跟踪,达到对负载电压和电流补偿的目的。
Using the proposed switch control strategy to track the references, load voltage and current are compensated.
采用本方法选取的电感值,可以使补偿电流纹波较小,并且能得到良好的跟踪补偿性能。
Inductance value selected by this method can minish the ripple of compensation current and get good compensation performance.
介绍了装置的结构与功能,以及电容电流的跟踪测量方法。
The structure and function of the device, and the method of capacitive current tracking measurement are introduced.
仿真结果表明,所设计的滑模变控制器使助力电机具有很好的动态性能,系统基本无抖动现象,实现了助力电机输出电流对目标电流的跟踪特性。
The simulation results show this control system has good dynamic property and negligible vibration, and efficiently makes the output current of direct motor trace the intent current.
控制效果好,输入电流波形很好地跟踪输入电压波形;
The result is quiet perfect, the input current follows the input voltage very well.
经过实验验证,对于正弦波、三角波和方波,负载输出电流波形跟踪良好。
For sine wave, triangle wave, and square wave, the good performance of current output is proved by experiments.
通过前馈与反馈控制技术,该方案实现了对系统输出电流的良好跟踪和简单控制。
Using both feedforward and feedback control techniques, the scheme realizes well control for output current of voltage-source inverter.
仿真和样机实验表明并联混合型稳流系统可以满足加速器磁铁对供电电流低纹波和近似无滞后跟踪的性能要求。
Simulation and prototype experiment results show that the system can meet the extremely high steady state and dynamic requirements of the magnets: very low ripple and good following performance.
实现了电网正常运行状态下的电容电流自动跟踪检测,故障运行状态下的动态补偿。
Under normal running state of the network, automatic tracking measure of capacitive current is realized; under fault running state of the network, dynamic compensation is realized.
实现了电网正常运行状态下的电容电流自动跟踪检测,故障运行状态下的动态补偿。
Under normal running state of the network, automatic tracking measure of capacitive current is realized; under fault running state of the network, dynamic compensation is realized.
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