集群风电接入对继电保护的影响及对策

来源 :2012年中国电机工程学会年会 | 被引量 : 0次 | 上传用户:ebayka
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本文针对2011年发生的几次大规模风机脱网事故,根据现场调查和分析找出了继电保护方面存在的问题,特别是风电场集电线路设计不完善和小电流选线装置动作正确率低的问题。结合酒泉风电基地的特点和继电保护配置,进一步分析了短路电流特点和对继电保护的影响,提出了完善风电场集电系统及改进保护装置等具体对策,并探讨了进一步研究的问题。
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