Using this resonance controller to take a closed loop control to selected harmonic voltage makes DVR with a function of harmonic voltage compensation, which has little influence on DC link voltage.
应用这种静止坐标下的谐振控制器对指定次数的谐波电压进行闭环控制,使DVR具备补偿谐波电压的功能,而对基本DVR的电压凹陷补偿性能的影响很小。
Resonant dc link inverter is a zero voltage switching inverter.
谐振直流环节逆变器是一种零电压开关逆变器。
The paper detailed the relationship of input resonant voltage, modulation voltage and output sinusoidal voltage of single phase resonant DC link inverter(RDCLI).
详细研究了谐振直流环节单相逆变器的输入谐振电压与逆变器输出调制电压、输出正弦电压的关系;
The detecting techniques of harmful currents, the modulation methods of novel UPFC and the balancing control of capacitors voltage on DC link are studied thoroughly.
对有害电流检测方法、新型UPFC的变换器的调制方法、新型UPFC直流侧电容电压的平衡控制方法等进行了深入研究。
The present invention has no intermediate DC link and thus simplified circuit, low cost, less harmonic component in the voltage anc current waveform and high power factor.
本发明所设计的波形变换方法及其装置,省去了中间直流环节,使线路得以大大简化,显著降低了成本,同时使电压、电流谐波得以减小,并可获得较高的功率因数。
Refers to the electrical generator rated voltage at rated operation conditions, the terminal voltage after the rectifier and the deduction of the DC link output voltage drop.
发电机额定电压指电机在额定工况下运行,其端子电压整流后并扣除连接线压降的直流输出电压。
A novel zero-voltage switching resonant DC link inverter was proposed to improve conversion efficiency of the inverter.
为提高逆变器的转换效率,提出一种新型零电压开关谐振直流环节逆变器。
Negative impedances lead to DC-link voltage and current oscillation in metro traction converters and so to reduction of stability of traction drive systems.
负阻抗会引起地铁车辆牵引变流器直流侧电压、电流振荡,降低牵引传动系统稳定性。
The simulation demonstrates that the load current feed-forward term can be removed to cut the cost because of the fast DC-link voltage regulation.
从模拟结果可知,由于电压外回路的快速直流链稳压控制,使得负载电流回授电路可予以去除来降低成本。
In this paper the small signal model following the DC-link of the traction converter system is established and the mechanism of DC-link voltage and current oscillation is analyzed in detail.
本文建立地铁牵引变流器关注直流侧的系统小信号模型,详细分析直流侧振荡的产生机理。
The mechanism of harmonic increments caused by power device forward voltage drop and DC-link capacity voltage variety are analyzed in detail, and the compensation algorithm are proposed.
对由励磁电源管压降所产生的谐波和变频器直流电容电压波动的问题进行了详细的分析并提出了改进方法。
The mechanism of harmonic increments caused by power device forward voltage drop and DC-link capacity voltage variety are analyzed in detail, and the compensation algorithm are proposed.
对由励磁电源管压降所产生的谐波和变频器直流电容电压波动的问题进行了详细的分析并提出了改进方法。
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