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孤岛双馈风电场接入LCC-HVDC的黑启动与协同控制策略

Advances of Power System & Hydroelectric Engineering(2021)

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Abstract
提出一种基于新型同步调相机的孤岛双馈风电场接入LCC-HVDC的黑启动与协同控制策略.在LCC-HVDC送端交流母线配置新型同步调相机,利用其强大的无功调节能力稳定送端交流母线电压,以便为风电场中双馈发电机(DFIG)的启动与正常运行提供电压参考并保证LCC-HVDC整流器正常换相;新型同步调相机具备惯量响应能力,可以配合LCC-HVDC整流器来协同控制送端系统有功功率平衡,从而使LCC-HVDC跟踪孤岛风电场实时发出的有功功率进行有功外送.基于PSCAD/EMTDC电磁暂态仿真验证了所提黑启动与协同控制策略的有效性.
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