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Simulation Study on Islanded Operation of Yunnan-Guangdong UHVDC Power System Based on Real-time Digital Simulator
Author(s): 
Pages: 29-35
Year: Issue:  10
Journal: Guangdong Electric Power

Abstract: 云广特高压直流系统输送功率大,送端换流站远离电站而且靠近云南电网昆明负荷中心,交流系统相对较弱,特高压直流系统在失去与云南主网相连的全部500 kV联络线后,系统将进入孤岛运行方式.为此,采用实时数字仿真器和特高压直流保护控制软件搭建了详细的实时闭环仿真系统模型,对云广特高压直流系统进入孤岛运行过程进行仿真分析,研究云广直流系统进入孤岛方式运行交直流系统的暂态稳定性能,并对交流系统和直流系统故障过...
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