无功电流的英文

• current wattless
• idle current; wattless current
• no load current
• reactive current
• wattless current

• 无功    idle; idle work
• 电流    electric current
• 无功电流计    reactive current meter; reactive-current meter
• 无功电流补偿    reactive current compensation
• 无功电流分量    reactive current component
• 无功电流补偿器    reactive current compensator
• 无功电流发生器    reactive current generator
• 无功电流限制保护    reactive current limiting protection
• 无功电动势    reactive electromotive force; reactive emf
• 无功电度    kvarh
• 无功电度表    kilovar-hour meter; reactive energy meter; reactive volt ampere hour meter; wattless component meter
• 无功电力表    reactive wattmeter
• 无功电路    quadrature network
• 无功电压    reactance voltage; reactive voltage
• 无功电压降    reactive drop
• 无功电压分量    reactive voltage component
• 无功电压损失    loss of reactive voltage
• 有功电流    active current; active-current; effort current; energy current; engine current; watt component of current; watt current; wattful current
• 【物理学】有功电流。    active current
• 电流无功分量    reactive component of current
• 无功电压降对感应电动势的比值    reactance ratio
• 无功    [电学] idle; idle work
• 全功电度表    apparent energy meter
• 有功电度表    active)energy meter
• 有功电容    active capacitance

• By studying traditional instantaneous power theory in single - phase circuit , we developed a real - time detecting method in this paper based on digital technology , which can detect harmonic current and fundamental reactive current in both single - phase and three - phase circuits
  本文通过对于单相电路瞬时功率理论的分析研究，提出了一种基于数字技术的单相和三相电路谐波和无功电流的实时检测方法。
• This approach is called fas . this approach uses characteristics of trigonometric function , respectively computes the amplitude of fundamental component and inactive power current separates them by low pass filter and acquires and inactive power current
  该方法利用三角函数的特性，对畸变电流中的基波成分和无功电流分量的振幅分别进行计算，然后经过低通滤波器把它们分离出来，最后得到基波有功和无功电流分量。
• Can technology traits are analyzed , and can technology is applied on the power factor dynamic compensation system . on the basis of analyzing thoroughly the theories and techniques , software module of power factor dynamic compensation system are classed and their time - period is analyzed . the techniques of real time sampling idle current and generating compensation current are simulated with software
  在分析电网的频率特性和功率因素动态补偿系统的性能特点基础上，对功率因素动态补偿系统的软件功能模块进行了层次划分和时序特点分析；对无功电流实时检测、无功补偿电流的产生等技术实现了软件的仿真。
• Appling closed loop control strategy in the power factor dynamic compensation system . then the key techniques , for example , the fashion of real time sampling idle current and the fashion of compensation capacitor connected with , the time when the compensation capacitor are thrown up , are researched
  针对本系统的应用对象，确定了本系统中所应用的无功电流实时检测理论和方式、补偿电容器接线和分组方式、补偿电容器投入时刻的选择等关键技术；并对can技术应用于功率因素动态补偿系统进行了研究。
• It not only solves the problem of optimized control of the reactive current exchanging among branches , in other words , realizes the auto - tracking to the reactance factor , but also greatly improved the reliability of the system . to design the high voltage line wireless signal acquisition device with self - feed source , we applied electromagnet induction principle and digital communication technique
  系统在优化控制技术中采用了电容器补偿控制的两段控制模型，不仅解决了分支线路之问穿越无功电流的最优控制问题，实现了功率因数的自动跟踪，而且使整个系统的可靠性大大提高。
• The action of current tracking control circuit is : 1 ) the instantaneous reactive current yield the instruction current of the compensating current according to the reactive current testing circuit got , 2 ) according to the interrelationship of the instruction current and the real compensating current , yields pwm ' s control signal controlling each units of main circuit ducting , the result of controlling pledges the compensation current following the tracks of his instruction current ' s change
  电流跟踪控制电路的作用是： 1 )根据无功电流检测电路得到的瞬时无功电流得出补偿电流的指令电流， 2 )根据补偿电流的指令电流和实际补偿电流之间的相互关系，得出控制主电路各个器件通断的pwm控制信号，控制的结果保证补偿电流跟踪其指令电流的变化。主电路的作用是根据电流跟踪控制电路输出的控制指令，产生实际的补偿电流。
• Several typical fault signals in electromechanical system are analyzed with it . in addition to the improved harmonic wavelet in chapter 4 , a new half - complex wavelet is presented to improve the complex wavelet , which is given by chaari . o . a unilateral recursive algorithm is derived to improve the real - time characteristic
  仿真分析中利用该算法实时消去特定频率的干扰信号，突出故障特征信号，提高故障特征信号的提取能力，该算法还成功地解决了电力系统单相电路瞬时谐波及无功电流的检测问题。
• In order to get effective control parameter , the real time detecting method for the reactive current is specified by using the instantaneous reactive power theory of three - phase circuit . on the basis of lonworks technology , hardware and software structure of intelligent node is designed , a / d sampling and data traffic by applying network variables are researched in detail . finally , the network node is configured by employing the lon works exploiting tools , monitor - control of host computer for lonworks network and detecting method for network data are studied dependent on the lns dde server
  本文基于已建立的系统总体结构，分析了无功功率补偿的关键技术、补偿执行单元的接线方式和补偿电容器组的分组方式；依据无功功率补偿原理，构建了补偿电容器组投切控制装置的结构，并确定了补偿电容器组的投切控制方式；为了获取有效的控制参数，确定了利用三相电路瞬时无功功率理论对无功电流进行实时检测的方法；以lonworks技术为基础，设计了智能节点的软、硬件结构，特别是对a d采样以及利用网络变量进行数据通信等方面做了详细研究；最后，利用lonworks开发工具对lonworks网络节点进行了配置，并通过lnsdde服务器，研究了上位机对lonworks网络的监控以及对系统网络数据的检测方法。
• In chapter 4 , a basic controller of hvdc is designed . for the voltage problem at the inverter , this paper adopts the constant reactive current control at the inverter , which is different from the traditional control method . the constant reactive current control can adjust reactive power consume at the inverter and improve the voltage stability
  在第四章hvdc基本控制器的设计中，针对逆变站消耗无功功率与电压稳定性之间的矛盾，在逆变侧采用了有别于传统方式的定无功电流控制，目的在于调整逆变侧吸收的无功功率，从而获得较好的电压稳定性。
• To problem that caused by harmonic , this paper depicts the reason of harmonic ' s bringing and the harm of harmonic introduces active power filters that are in common use and its principle and analyzes harmonic and reactive power current detecting approaches used in active power filter . on this condition , a harmonics and reactive power current detecting approach that the amplitude of fundamental component is separated in it is advanced
  本论文针对谐波问题，叙述了谐波产生的原因及危害，介绍了常用的有源电力滤波器及其工作原理，并分析了有源电力滤波器采用的谐波电流检测方法，在此基础上，提出了一种分离基波幅值的谐波和无功电流检测方法即fas法( fundamentalamplitudeseparated ) 。

• 无功电流的法语：courant (déwatté en quadrature)
• 无功电流的日语：アイドルカレント アイドル電流 アイドルでんりゅう あきでんりゅう むこうでんりゅう