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2024 06 72-81
SF6断路器投切66 kV并联电容器组仿真分析
基金项目(Foundation): 内蒙古电力(集团)有限责任公司内蒙古超高压供电分公司科技项目“并联电容器绝缘老化评估技术及状态诊断方法研究”(LX99222990)
邮箱(Email):
DOI: 10.19929/j.cnki.nmgdljs.2024.0082
中文作者单位:

内蒙古电力(集团)有限责任公司内蒙古超高压供电分公司,呼和浩特 010080;西安交通大学电气工程学院,西安 710049

摘要(Abstract):

针对500 kV变电站66 kV侧投切电容器组的暂态过程,通过仿真模拟正常投切、非同期合闸、单相重燃和两相重燃工况下的五种抑制措施,包括串联电阻、相控断路器、L-R过电压保护装置、RC阻容保护装置和金属氧化物避雷器,并对这五种措施抑制效果进行评估。结果显示,这五种方法对过电压有不同程度的抑制作用,在选择时需综合考虑其优缺点。最后,推荐使用串联电阻或相控断路器进行抑制,并选择适当的避雷器接线方式作为保护措施。

关键词(KeyWords): ATP-EMTP程序;并联电容器组;重燃过电压;合闸涌流;SF6断路器;保护装置
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基本信息:

DOI:10.19929/j.cnki.nmgdljs.2024.0082

中图分类号:

引用信息:

[1]白云1,王雪松1,吕鑫1等.SF6断路器投切66 kV并联电容器组仿真分析[J],2024,42(06):72-81.DOI:10.19929/j.cnki.nmgdljs.2024.0082.

基金信息:

内蒙古电力(集团)有限责任公司内蒙古超高压供电分公司科技项目“并联电容器绝缘老化评估技术及状态诊断方法研究”(LX99222990)

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