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.
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.
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.
并与传统的功率理论表达式相比较,具有一定的一致性和物理意义。
Compared with the traditional power theory expression, this algorithm has certain uniformity and its physics significance.
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.
基于瞬时无功功率理论提出了一种任意整数次谐波电压的实时检测方法。
In order to implement real time detection of harmonic voltage, a method for any harmonic voltage detection based on instantaneous reactive power theory was presented.
其次,论文还介绍了瞬时无功功率理论及其在无功控制和无功检测方面的应用。
Secondly, the instantaneous reactive power theory and it 's application to reactive power control and detection are introduced.
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.
本文在分析抑制谐波常用方法的基础上,利用瞬时无功功率理论进行有源滤波器的仿真设计。
Based on analyzing the common way of harmonic restraint, this paper makes use of the theory of instantaneous reactive power to simulate and design active power filter.
在小波分析的基础上,结合瞬时无功功率理论,提出了一种谐波和基波无功检测的改进方法。
By using the instantaneous reactive power theory, a kind of improved method in detecting harmonic and fundamental reactive power based on wavelet analysis is (proposed.)
本文采用基于三维空间坐标的功率理论,即三相电压对应到三维空间坐标中的三维空间矢量。
In this paper, three-phase voltage will be corresponded to the three-dimensional space vector in the three-dimensional space coordinate.
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.
简述了几种常用的无功功率测量算法,对非正弦电路无功功率理论及其无功功率测量算法进行了研究。
This paper simply described several algorithms of reactive power, and investigated reactive power theory of the non-sinusoidal electric circuit and its algorithm of measurement.
分别利用坡面径流剪切力、坡面径流能耗和坡面径流单位水流功率理论对坡面土壤侵蚀发生过程进行了研究。
In this research, soil erosion and sediment yield was calculated by runoff shear stress, runoff energy consumption and runoff power theory respectively.
然后是三相四线制无功补偿发生器的理论基础(主要是瞬时无功功率理论和IGBT脉冲产生的空间矢量法);
Thirdly, this paper introduces academic base used in this equipment , mainly are instantaneous Var power theory and Special Vector Method for generating pulse used springing IGBT;
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.
这个理论解释了你为什么可能会避开街道上一家有98种口味的奶昔店,为什么可能会不想要附加装置和功率助推器,还有,部分地解释了为什么Chipotle连锁店会这么成功。
The theory explains why you might be avoiding the smoothie place down the street with 98 flavors, not including the add-ons and power boosts. And in part why Chipotle is so successful.
理论分析结果表明,单周控制开关功率放大器的输出信号与输入信号成线性变化关系,其控制性能由输出滤波器决定。
The theory research results of one cycle controlled switching power amplifier show that the output signal follow the input signal linearly, and the control performance is decided by output filter.
基于人工神经网络(ANN)理论,提出一种利用ANN来模拟信号传播延迟、载波相位、信号功率等参量的方法。
Based on the theory of Artificial Neural Network (ANN), an approach to simulate signal propagation delay, carrier phase, power, and other parameters using ANN is proposed.
柔性振动控制技术和功率流理论是当前振动控制领域研究的两个热点问题。
Vibration control techniques of flexible systems and power flow theories are two key points in the recent research field of vibration control engineering.
分析了腔镜反射率、量子阱数等参数对阈值电流、输出光功率的影响,并根据理论计算对器件参数进行了优化设计。
The effects of DBR reflectivity and well Numbers on threshold current and output power of bottom-emitting VCSELs were analyzed to design an optimal device structure.
本文论述了大功率环行器驱动电路的设计理论。
The design theory of driver circuit of large power circulator is discussed.
本文设计了一种恒功率脉冲调宽式力平衡式传感器,并从理论上对它作了分析。
In this paper, a kind of sensor with constant power pulse width modulation and force balance is described and analysed theoretically.
大功率电力电子装置试验方法的理论研究一直处于混沌状态,需要有系统化的理论指导。
The study on high power electronics equipment test has always been in a state of muddle-headed and blind.
采用纵轧理论和功率转换原则对异步交叉轧制的能耗特性进行了分析,并进行了实验验证。
The energy consumption (EC) characteristics of asymmetric and cross rolling (AC) technology were analysed by rolling theory and translated principle of power.
本文利用功率流理论对航天工程中典型减振连接结构的减振特性进行了研究。
Using power flow theory, the vibration damping characteristics of typical interconnected structures in spacecraft engineering are studied in this paper.
本文利用功率流理论对航天工程中典型减振连接结构的减振特性进行了研究。
Using power flow theory, the vibration damping characteristics of typical interconnected structures in spacecraft engineering are studied in this paper.
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