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电网技术  2010 

大规模风电场接入对电力系统调峰的影响

, PP. 152-158

Keywords: 风力发电,调峰,时序负荷曲线,风电出力时序曲线,负荷谷峰差

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Abstract:

大规模风电基地的快速建设,使系统调峰成为电网运行的新难题之一。针对风电出力随机性强、运行方式复杂多变的特点,通过对规划年份时序负荷曲线与风电出力时序曲线的模拟,从一个新的角度分析了大规模风电对系统调峰的影响。还讨论了风电出力对系统峰谷差的影响机理,并引入评价指标体系,深入研究了大规模风电基地接入后系统等效负荷峰谷差的变化及分布规律。进一步分析了在各种外送模式以及系统调峰协调方式下,大规模风电基地对系统调峰的影响规律。以我国甘肃酒泉风电基地为对象进行分析和论证,并根据分析结果对甘肃电源规划与调度运行方式提出了建议。

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