如何定义三相系统的瞬时无功电流、瞬时无功功率一直是学术界关心的问题。
How to define instantaneous reactive current and reactive power in three-phase non-sinusoidal asymmetrical systems is still a concerned problem by academia.
该文提出了基于瞬时无功功率理论的四相输电谐波电流检测方法。
This paper presents four-phase transmission harmonic current detecting method based on instantaneous reactive power theory.
提出了一种异步电机无速度传感器矢量控制的新方法，用瞬时无功功率和励磁电流变化来估计电机转速。
This paper proposes a new method of sensorless vector control for induction motors, in which the motor speed is estimated by both instantaneous reactive power and variation of magnetizing current.
介绍一类基于瞬时功率理论的实时无功电流计算电路。
A class of compensating current calculating circuit based on instantaneous power theory is presented.
介绍了瞬时无功功率理论在谐波和无功电流实时检测方面的应用。
Instantaneous reactive power theory applied on harmonic and reactive current real-time detection is presented in this paper.
基于瞬时无功功率理论，对农用电网无功电流的检测方法进行了研究。
Based on the instantaneous reactive power theory, the method of detecting reactive current of agricultural power network is studied.
论述了利用瞬时无功功率理论从三相不对称电流中正确检测出三相正序有功电流，并用计算出的指令电流对系统进行补偿的原理。
Based on the instantaneous reactive power theory the method correctly detects the active positive-ord current from unsymmetrical currents and applies calculated command current to compensate system.
基于瞬时无功功率理论建立了谐波及无功电流检测系统闭环、开环的统一模型。
A unified model for harmonics and reactive current closed-loop or open-loop detection was established based on instantaneous reactive power theory.
基于瞬时无功功率理论提出了一种应用高通滤波器同时检测高次谐波电流和无功电流的新方法。
A new method is proposed, based on the instantaneous reactive power theory, to detect high frequency harmonic current and instantaneous reactive current applying high pass filter simultaneously.
以通用瞬时无功功率理论为基础，阐述了电压不对称和非正弦条件时的有功和无功电流的物理意义。
The interpretation of active and reactive currents in non-sinusoidal and unbalanced three-phase four-wire systems is given based on the generalized instantaneous reactive power theory.
在该控制系统中实施了基于瞬时无功理论的瞬时功率和瞬时电流的检测算法以及一种开闭环相结合的复合控制策略。
The instantaneous reactive power theory is widely used in the detections of harmonic and reactive current in three-phase active power filter.
在该控制系统中实施了基于瞬时无功理论的瞬时功率和瞬时电流的检测算法以及一种开闭环相结合的复合控制策略。
The instantaneous reactive power theory is widely used in the detections of harmonic and reactive current in three-phase active power filter.
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