From operation of ±300 kvar STATCOM at Mengzhai Substation, some problems of the pulse generator based on acoustic surface waveform device were discovered and finally solved. The main schemes are band-pass filter design and compensation in software.
kvar STATCOM从1997年4月在郑州孟砦变电站上网进行工业试运行以来，其基于声表面波器件的脉冲发生器，通过在STATCOM装置上进行带载运行实验，发现并解决了精度问题。
Distribution transformers built with amorphous iron cores can have more than 70 percent lower no-load losses compared with the best conventional designs, and achieving up to 99.7 percent efficiency for 1, 000 kvar units.
采用非晶态铁芯的配电变压器的空载损耗可以比最好的传统产品降低70%以上，并且使1，000 千乏变压器的效率最高可达99.7%。
For a load of 500 kW, therefore, 500 x 0.487 = 244 kvar of capacitive compensation is required.
因此，对于500 kw的负荷，需要补偿电容器的容量是500 * 0.487 = 244。
Capacitor losses are usually less than 0, 2 W/kvar.
通常–5…+10 %，电容器的损耗通常小于0，2 W/kvar。
In the end, a 400 Kvar ASVG experimental system is designed, on which the experiment is realized based on direct current control method with SVPWM topology. The experiment results are carried out and analyzed.
最后，设计了400KVar ASVG实验系统，对基于SVPWM调制的直接电流控制的ASVG进行了实验研究，得出了稳态和动态实验结果，并对结果进行了分析。
Reactive power is measured in units of kVAr, whilst'true power'is measured in kW.
该功率测量单位为 kVAr，而实际功率测量单位为 kW
This paper presents an improvement for pulse generator used in the ±300 kvar STATCOM which was developed by the collaboration between Tsinghua University and Henan Power Bureau.
介绍了清华大学与河南电力局合作开发的±300 kvar先进静止无功发生器所用的门极触发脉冲发生器的改进研究。
The design scheme of a IGBT(Insulated -Gate Bipolar Transistor)-based ±10 kvar STATCOM is introduced.
介绍了基于绝缘栅双极晶体管的±10kvarSTATCOM装置的设计方案。
How to select capacity of transformer according to the annual hours max-load power, to calculate active kWh loss and kvar loss of transformer using load undulation loss factor are introduced, and a technology-economic analysis is made in this paper.
本文介绍根据年小时最大负载功率来选择变压器容量，应用负载波动损耗系数计算变压器有功电量损耗和无功电量损耗，并进行技术经济分析。
Fixed capacitor for use in 50/60Hz circuits (with reactive power handling capacity of not less than 0.5kvar)
固定电容器〔供在50/60HZ的电路中使用（具有不低0.5kvar无功率的处理能力）〕
At last, this paper has built a experimental platform (2Kvar/220V), it completed the design of the control circuit board and program, it also achieved the function of reactive power detection, PWM wave and dynamic reactive compensation.
并搭建了一个SVG实验平台（+2Kvar/220V），完成了实验板控制电路的设计和程序的编写，实现了无功检测、PWM波形输出和动态无功快速补偿等功能。
Automatic control system for kvar compensation and voltage automatic regulating system etc.
无功补偿自动控制系统及电压自动调节系统。
In MATLAB to 380 V/+ 200 kvar VSI three-phase main circuit parameters, type SVG Ip-Iq electric current detection algorithm and the direct current control strategies of simulation test system.
在MATLAB中对380V/±200kvar三相VSI型SVG主电路参数、Ip-Iq电流检测算法及直接电流控制策略进行系统仿真验证。
The AC harmonic filters furnish part of the required kvar, and where the system is unable to supply the rest of the reactive power, shunt capacitors may be utilized.
交流谐波滤波器提供部分需要的无功。当系统不能提供其余无功时，就采用并联电容器。
For the basic principle research, a 300 kvar prototype has been developed and put into practical operating.
为进行机理研究，一台300kvar的中间试验样机已于1995年7月并网运行。
Control of ± 500 kvar Static VAR Generator
±500kvar静止无功发生器的控制
The electromagnetic transient simulation software package PSCAD/EMTDC is used to establish the simulation model for the distribution network static reactive compensator device based on ± 100 kvar of IGBT.
利用电磁暂态仿真软件包PSCAD/EMTDC建立了基于IGBT的±100kvar配电网静止无功补偿器（DSTATCOM）装置的仿真模型。
Application of TSC-W/660 KVAR Dynamic Var Compensator in Welding Production Line
TSCW/660KVAR动态无功功率补偿器在焊接生产线上的应用
Research on dynamic response of ± 10 kvar static synchronous compensator
±10kvar静止同步补偿器的动模实验研究