针对晶闸管控制的串联补偿电路(TCSC)的次同步谐振(SSR)问题，提出了一种可实时检测次同步谐振，并对其加以抑制的方法。
As to the problem of sub synchronous resonance (SSR) in thyristor controlled series compensation (TCSC) circuit, a method to real time detect and suppress sub harmonic has been put forward.
随着串联补偿度的升高，次同步谐振可能出现于虚轴左侧邻域。
With increase of the series compensation level, the sub-synchronous resonance may occur at the left side neighborhood of the imaginary axe.
针对串联补偿系统次同步谐振(SSR)问题的抑制及防止措施，对NGH次同步谐振阻尼方案作了详细的理论分析和仿真研究。
Detail analysis and digital simulations of NGH Scheme are presented for suppression and countermeasures of subsynchronous resonance (SSR) in a power system with series compensation.
仿真结果表明，改进方案在提高暂态转矩稳定和有次同步谐振问题系统的稳定性比原方案更有效。
The simulation results show that the improved NGH scheme is more effective in improving both the transient torque stability and the system with SSR problems as compared with the original scheme.
仿真结果表明，改进方案在提高暂态转矩稳定和有次同步谐振问题系统的稳定性比原方案更有效。
The simulation results show that the improved NGH scheme is more effective in improving both the transient torque stability and the system with SSR problems as compared with the original scheme.
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