1) Current Control with Fixed Switching Frequency
固定开关频率的瞬态电流控制策略
1.
In rectifier circuit, the control strategy is Current Control with Fixed Switching Frequency.
在整流部分,得到控制策略为固定开关频率的瞬态电流控制策略。
2) PWM current control with fixed switching frequency
固定开关频率PWM电流控制
3) switch-control strategy
开关控制策略
1.
The switch-control strategy-based model can reflect the operation status of units and ensure the utilization ratio of the facilities.
通过划分机组的约束限制条件为安全运行区和非安全运行区,提出了一种基于开关控制策略的厂内经济运行模型。
4) fixed switching frequency
固定开关频率
1.
The fixed switching frequency of single P direct current control for the AC/DC stage and the classical dual-loop co.
根据其主电路的两级AC/DC/AC变换结构,分析了起传递能量桥梁作用的直流母线电容工作和谐波产生机理,提出了将两级PWM变换器分开控制的方案即前级变换器采用固定开关频率的单P环直接电流控制,后级变换器采用三角波调制的经典电压外环和电流内环的双闭环结构。
2.
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。
3.
As for a width self adapting current hysteresis loop control of three-level PWM diode-clamped inverter, this paper presents a novel approach to achieve a quasi fixed switching frequency control, having the advantages of easy control and high current response of current hysteresis loop control, by using a simplified algorithm.
在既保持电流滞环控制简单、电流响应快等特点的情况下,通过简单的算法,实现在三电平二极管中点箝位主回路拓扑结构上的准固定开关频率的电流滞环控制。
5) transient current control
瞬态电流控制
1.
On the basis of the analysis on SPWM modulation mode and transient current control theory,a new method of voltage balance on the capacitors in DC side is proposed,and computer simulation is carried out in MATLAB.
在分析了SPWM调制方式和瞬态电流控制原理的基础上,提出了一种直流侧两电容上电压平衡的方法,并在MATLAB环境下进行了计算机仿真。
2.
Considering for the special demands of the single phase two-level PWM rectifier in railway drive application,the operation principle and work states are analyzed,the mathematic model of ideal switch is established,the principle of SPWM is presented,and transient current control is particularly analyzed.
实验证明,瞬态电流控制能实现网侧功率因数接近于1、直流侧电压稳定、网侧电流谐波小等控制目标。
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