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电网技术  2013 

含高渗透率风电的送端系统电网暂态稳定研究

, PP. 740-745

Keywords: 高渗透率风电,送端电网,暂态稳定性,仿真模型

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Abstract:

对含高渗透率风电的送端电网系统暂态稳定性进行了研究。从理论上分析了变速恒频机组模型结构及其对电网暂态稳定性的影响;应用风电场短路试验的实测数据验证了仿真模型及仿真数据的准确性;仿真分析了不同运行方式、不同故障位置、火电与风电不同配比条件下对系统暂态稳定性的影响,提出了针对送端系统外送线路稳定水平的影响,风电出力的影响要小于火电机组,而针对送端电网内部火电厂出口线路的稳定水平主要取决于火电厂本身,而风电出力对其的影响还要受网架结构、运行方式等因素影响。

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