该控制算法基于改进的九区图法实现,并在量测数据较差“区域级”无功电压控制策略无法实施时启动。
Based on an algorithm to alternately execute a recursive equivalence and an optimal matching injection flow searching, the regional-level control strategy is realized.
论文的研究结果表明,在配电网中,采用新的无功电压控制策略和应用FACTS控制器可以获取很好的技术经济效益。
The results show that much techno-economic benefits can be obtained by using new control strategy of reactive power-voltage and extending the utilization of FACTS controller in distribution network.
为寻求性能优良、容易实现的配电静止同步补偿器(DSTATCOM)的电压控制策略,根据DSTATCOM系统中的瞬时功率平衡理论,推导出了DSTATCOM用于控制电压时的直接电压控制策略。
Based on the balance of the instantaneous power of the distribution static synchronous compensator (DSTATCOM) system the direct output voltage control strategy for voltage control is proposed.
对基于电压源换流器(vsc)的直流输电(VSC - HVDC)系统的起动过程控制策略进行了研究。
The control strategy of start-up process of HVDC based on voltage source converter (VSC-HVDC) is discussed.
一种新的电压凹陷检测及其补偿控制策略研究。
Research on a new method of voltage sag measure and voltage compensation strategies.
文章对电压型可逆变流器的各种控制策略进行了研究、分析。
Various kinds of control strategies of three phase rectifier converters are analyzed and studied.
提出了APU的电压和功率控制策略,并进行了试验验证。
Control strategies of APU voltage and power are proposed and proved by experiment.
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.
重点分析了整流器和逆变器的协调控制策略,始终保持SPWM高调制度,达到励磁电压调节的快速响应和高分辨率。
The concerted control strategy of rectifier and inverter is analyzed to keep high modulation degree of SPWM, which achieves quick response and high resolution of excitation voltage regulation.
通过对超短期负荷预测理论的分析和研究,提出了基于超短期负荷预测技术电压无功控制策略。
Based on the theoretical study and analysis of super short time load forecasting, this paper proposed voltage and reactive power control strategy based on super short time forecasting.
控制策略有阶梯波法、载波相移法和电压空间矢量法等。
There are many control strategy, such as stair waveform, carrier phase shift, voltage space vector and so on.
在分析了其他变频器的局限性后,指出了双PW M变频器是交流励磁的最佳电源方案,详细地讨论了电压型双pw M变频器的工作原理与控制策略。
In this paper, a back-to-back PWM converter is considered as the optimum scheme of ac excitation power supply and its operation principle and control strategy are discussed in detail.
控制系统采用瞬时电压单闭环控制策略,以提高高频链逆变电源的动静态特性。
The single close-loop control method of HFL inverter based on voltage feedback was designed for better performance.
根据需要电路电流过流保护的特点,重点介绍了滤波电感电流反馈做内环,输出电压做外环的双环控制策略。
Because the circuit needs current overload protect, a double loop strategy , with current feedback of filter inductance as inner loop and output voltage as outer loop, is studied.
因此,在一些特殊及精度要求不高的场合,由只根据采样电流、电压等易测量,通过特定方法估算转子位置和转速的无位置传感器控制策略将得到广泛应用。
Thus, sensorless control strategy which only according the sampling of the current and voltage to estimate the rotor position and speed by specific methods will be widely applied.
基于电流和电压的双环控制策略,研制了一台输出功率300w的功率因数校正电源样机。
A 300w experimental prototype of power supply with power-factor-correction function based on dual-loop control strategy is presented in this paper.
为克服高频脉冲交流环节逆变器存在的电压过冲现象,本文提出和研究了单极性、双极性移相控制策略。
To overcome voltage stress existed in the inverter with high frequency AC pulse link, single polarity and double polarities phase shifting control strategies were proposed and studied in this paper.
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.
本文围绕电力系统电压稳定和电压—无功控制策略问题开展研究。
This paper does study surround the analysis of power systems voltage stability and controlling strategy of voltage-reactive power.
对基于九区图变电站电压无功控制策略进行分析,指出其控制策略存在的问题,并提出了相应的改进措施。
Analyzes the control strategy for wattless voltage in substation based on nine-zone diagram, points out the problems existing in control strategy and corresponding improvement measures.
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。
The paper presented a mathematic model and control strategy on a three-phase voltage type rectifier under indirect current control.
为改善逆变器系统在严重不平衡负载情况下输出电压的对称性,文中提出一种新颖的控制策略——旋转坐标系下的PIR - P双环控制。
This paper presents a new method that PIR-P dual loop control based on rotating coordinates to improve the output voltage symmetry of inverter under the serious unbalanced load condition.
提出基于最优控制和最优滤波的动态电压恢复器控制策略。
A control strategy based on optimal control and optimal filter for dynamic voltage restorer was proposed.
然后对DVR进行电压补偿过程中涉及到的对功率管、补偿电压输出以及整个DVR系统等的控制策略进行了探讨和分析。
Provided discussion and analysis for the control of IGBT, output of compensatory voltage and the control strategy of the whole DVR system.
介绍了一种基于混成控制理论的变电站电压无功综合控制策略。
Based on hybrid control theory, this paper introduces an integrated control strategy of voltage and reactive power in substation.
本文对电压无功协调控制系统的结构和控制策略进行了研究。
This article has discussed the system structure and the control strategy of the voltage and reactive power coordinated control system.
在这种新的逆变器开关控制策略中建立多目标优化函数,既使得电压型逆变电路输出电流波形总谐波畸变率尽量小,同时又能减小逆变过程的电力电子开关损耗。
In this control law multi-object function is created, which enables a voltage-source type inverter to produce a near standard sine wave with a minimum switching loss.
通过参数设定、输入电压相位计算、控制算法实现和开关接口等环节设计,实现了输入电流偏置角动态调整的控制策略。
In order to study the strategy of input current modulation, the simulation model of matrix converter under unbalanced input is built with MATLAB.
该文对零输出换相策略、电压增益及开关动作顺序进行了详细的分析,并与双电压合成控制策略下共模电压的最大瞬时值进行了对比。
The paper analyzes in detail the synthetical method, the voltage gain and the switch action sequence of matrix converter based on the zero-output commutation strategy.
该文对零输出换相策略、电压增益及开关动作顺序进行了详细的分析,并与双电压合成控制策略下共模电压的最大瞬时值进行了对比。
The paper analyzes in detail the synthetical method, the voltage gain and the switch action sequence of matrix converter based on the zero-output commutation strategy.
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