杨国生;李欣;周泽昕;

• 1:中国电力科学研究院
• 2:华北电力大学电气与电子工程学院

摘要(Abstract)：

风电场的接入改变了配电网的短路电流分布,必须调整现有的配电网保护才能保证发生短路时保护能正确切除故障。文章研究风电场接入后对配电网继电保护的影响,分析异步风力发电机的短路电流,讨论定子故障电流的构成和各分量衰减时间常数的计算及其衰减规律。在此基础上提出了自适应电流速断保护方案,有效解决了风电场接入后原配电网保护可能出现的误动、拒动问题,提高了保护动作的可靠性。

关键词(KeyWords)： 风电场;配电网;继电保护;自适应保护

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 杨国生;李欣;周泽昕;

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参考文献(References)：

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