采用双环控制，使输出电流能够高度精确跟踪电流编程基准，防止了偏磁。
A double loop control method has been used, so the output current can accurately follow the programmable reference, and the flux imbalance is avoided.
采用IR公司的IR 2175芯片设计了电流反馈环节，使得三相定子绕组电流严格跟踪电流给定变化。
With the current feedback module designed with IR2175, three-phase winding current can follow current reference strictly.
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.
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.
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.
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.
精确的测量和跟踪是自动调谐式消弧线圈精确地补偿系统电容电流、有效地熄灭接地点电弧的前提和基础。
Precisely measuring and tracing is a precondition and basis of arc-suppression coil with automatic tuning accurately compensating system capacitive current and efficiently quenching ground arc.
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.
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.
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.
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.
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.
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.
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.
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.
前级采用电压单环调制方式，后级采用三态滞环离散脉冲调制电流滞环跟踪控制技术。
The front stage uses the single-voltage-mode control strategy and the back stage uses the three states discrete pulse modulation hysteresis current control strategy.
对谐波电流进行准确的跟踪和预测，然后根据预测值进行补偿是解决这一问题的有效方法。
It is considered as an effective way to solve the problem by compensating the harmonic currents based on the tracing and predicting of the harmonic currents.
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.
分析自动跟踪补偿消弧线圈接地电网的零序测量电流分布规律。
The zero-sequence measurement current's distribution in the automatic arc-suppressing coil earthed power system is analyzed.
通过建立PI输出和控制角的线性化函数，简化控制程序，使励磁电流快速跟踪给定电流。
Linear functions of the PI regulator output and the trigger Angle simplify the control program and make the excitation current follow the set current quickly.
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。
Generalized integrator was used to realize static error free tracking control of positive and negative sequence current under two-phase static coordinate.
根据非线性负载的等效电路模型，提出了一种基于快速跟踪算法的有源电力滤波器单相电路谐波电流检测方法。
According to the equivalent circuit model of non-linear load, a detecting approach of harmonic current in single-phase circuit based on fast iterative algorithm in active power filter is proposed.
通过分离跟踪差分对与交叉耦合对，并减小后者的偏置电流可以提高锁存器的工作速度。
The speed of latch has a direct effect on the performance of divider, which can be improved by separating trace differential pair and cross-coupled pair and decreasing the bias current of the later.
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.
位置环实现精确位置控制，速度环实现快速跟踪，电流环实现快速动态响应。
The precise position control was performed by position regulation, and the fast trace was realized by speed regulation, and the fast dynamic control was implemented by current regulation.
位置环实现精确位置控制，速度环实现快速跟踪，电流环实现快速动态响应。
The precise position control was performed by position regulation, and the fast trace was realized by speed regulation, and the fast dynamic control was implemented by current regulation.
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