Asynchronous sampling scheme for active power measurement;
有功功率测量的异步采样方法
Soft stop control of high-voltage asynchronous motor based on active power close loop;
基于有功功率闭环的高压异步电机软停控制
Under the high harmonics condition,after sampling the voltage and current signals,the real power,reactive power and other electrical parameters can be accurately and real-timely measured by directly implementing phase-shifting netwo.
在高次谐波存在的环境下,对电压、电流信号采样后,直接通过移相网络和简单的数值计算即可实时并精确地测量出无功功率、有功功率等电气参量。
Balance among real power, reactive power and voltage of the unified power flow controller (UPFC) system is analyzed.
文中分析了统一潮流控制器(UPFC)系统的电压、无功功率和有功功率的平衡,得到了与 UPFC控制相关的2个重要结论。
This paper analyzes the reasons which cause the surges, and presents a method of dual closed loop control of real power and current.
分析了线性斜坡降压软停控制产生振荡的原因 ,提出一种有功功率加电流双闭环控制的方法 ,较好地解决了泵系统软停问题。
In AC circuit,the ratio of effective power and Volt power is called power ratio(the cosine of voltage and current).
在交流电路中,把电源所供给的有功功率与电源的视在功率之比称为功率因数即cosφ(电压电流相位差的余弦)。
The power factor (pf) is the ratio of average power to apparent power.
功率因数是有功功率与视在功率之比。
automatic distributor of active power
有功功率自动分配装置
Power Factor Power factor is the cosine of the angle between the actie power( kW) and apparent power( kA) in a circuit.
功率因数功率因数是电路中有功功率(W)视在功率(A)间夹角的余弦值。
Study of the Experimental Circuit for the Generator Active Power and Reactive Power Adjustment and Control;
发电机有功功率与无功功率调整、控制实验电路的研究与实践
Power Factor Power factor is the cosine of the angle between the active power( kW) and apparent power( kVA) in a circuit.
功率因数功率因数是电路中有功功率(W)视在功率(VA)间夹角的余弦值。
Study on the regulation of active power for three-phase synchronous generator
三相同步发电机有功功率调节的研究
The host computer finishes the calculation of active power, reactive power and power factor, inquire fuzzy form of controlling , give and publish the controlling amount.
工控机完成有功功率、无功功率以及功率因数的计算，并查询模糊控制表，给出控制量。
Analysis of Synthetic Error in Measurement of RMS and Active Power
有效值及有功功率测量的综合误差分析
Computation of Dynamic Security Region Based on Active Power Perturbation Analysis
基于有功功率小扰动分析的动态安全域求解
Soft stop control of high-voltage asynchronous motor based on active power close loop
基于有功功率闭环的高压异步电机软停控制
Research for Dynamic Optimal Dispatching of Active Power in Power Systems;
电力系统动态有功功率优化调度的研究
Research on Transformer Differential Protection Base on Positive Sequence Active Power;
基于正序有功功率的变压器纵差保护的研究
Application of sectional linear programming to load scheduling on electric power market;
电力市场中有功功率最优分配的规划方法
arbitray phase angle power relay
有功无功功率继电器
arbitrary phase-angle power relay
有功-无功功率继电器
A New Method on Optimal Real-Time Pricing of Active and Reactive Powers
有功与无功功率最优实时定价新方法
effective output
有效输出量有效功率
The simulation object list indicates that the active reactive power compensation can carry on the compensation of reactive power very well.
仿真结果表明，有源无功功率补偿器能很好地进行无功功率的补偿。