直流功率调制器可以对交直流联络线进行局部控制或改善交直流混合系统的运行特性。
The current controller on the HVDC line can do AC/DC parallel tie-line local control or improve the stability of AC/DC hybrid power systems.
算例分析表明，该算法能方便地计算交直流混合系统在最恶化负荷增长方向下的负荷功率裕度。
The test results show that the closest critical load margin can be easily calculated using CCLP algorithm.
当交流系统发生三相不对称故障时，忽略直流系统负序分量的准稳态模型将给交直流混合系统的仿真带来较大的误差。
The QSS (Quasi Steady State) model of converter which neglects the negative impedance of DC system will bring some errors when unbalanced fault occurs in AC system.
研究表明，信号调制型SVC综合非线性控制器，能够给系统提供较强的阻尼，从而提高了整个交直流混合系统的暂态稳定性。
The results show that the signal-modulating type synthetical nonlinear SVC controller can provide higher damping to the system, so as to enhance the transient stability of the AC and DC hybrid system.
并以多台ept交直流母线混合并联系统为基础分析了并联ept的输入级控制策略。
And the load sharing control of the input stage is also analyzed by the AC and DC hybrid parallel system with several EPTs.
讨论了目前研究交、直流混合电网交直流系统相互作用时在直流建模上存在的模型过度简化及模型选用不恰当的问题；
The problem of oversimplification and improper selection of DC model, which exists in the DC modeling when AC and DC systems interact in AC/DC hybrid power system, is discussed.
在基于电压源换流器的高压直流输电(VSC -HVDC)交直流混合风电场并网系统中，控制VSC - HVDC送端站注入到PC C点的无功功率可以抑制电压波动。
In hybrid wind farm integration system based on HVDC of voltage source converter (VSC-HVDC), the voltage fluctuation can be alleviated by compensating reactive power to PCC from VSC-HVDC sending end.
大规模交直流混合输电系统的出现使得经典的电力系统稳定性分析理论受到了局限。
The classical stability analysis theory is limitary to deal with bulk AC-DC hybrid transmission system.
综述了交直流混合输电系统的优越性。
This paper reviews the concepts of HVDC systems and the advantages of their integration with AC power systems.
综述了交直流混合输电系统的优越性。
This paper reviews the concepts of HVDC systems and the advantages of their integration with AC power systems.
应用推荐