| 配电自动化模式下配电网保护的模式选择和整定计算 |
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| 引用本文： | 李斌,单中闯,闫志强,赵卓,辛璐璐.配电自动化模式下配电网保护的模式选择和整定计算[J].东北电力技术,2021,42(3):6-10. |
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| 作者姓名： | 李斌 单中闯 闫志强 赵卓 辛璐璐 |
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| 作者单位： | 国网鞍山供电公司, 辽宁 鞍山 114000;国网鞍山供电公司, 辽宁 鞍山 114000;国网鞍山供电公司, 辽宁 鞍山 114000;国网鞍山供电公司, 辽宁 鞍山 114000;国网鞍山供电公司, 辽宁 鞍山 114000 |
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| 摘 要： | 配电自动化设备大量使用在配电网中,目前配电网的继电保护配置只有在66 kV变电站10 kV出口配置,缺乏对配电网的整体准确计算,提出配电网故障电流的计算,基于故障电流对配电自动化设备继电保护定值进行配置,包括保护模式的选择、配电网网架的改造以及配电自动化设备的优化布局。
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| 关 键 词： | 配电自动化设备布局 网架 短路电流计算 继电保护 |
Mode Selection and Setting Calculation of Distribution Network Protection in Distribution Automation Mode |
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| LI Bin,SHAN Zhongchuang,YAN Zhiqiang,ZHAO Zhuo,XIN Lulu.Mode Selection and Setting Calculation of Distribution Network Protection in Distribution Automation Mode[J].Northeast Electric Power Technology,2021,42(3):6-10. |
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| Authors: | LI Bin SHAN Zhongchuang YAN Zhiqiang ZHAO Zhuo XIN Lulu |
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| Affiliation: | (State Grid Anshan Power Supply Company,Anshan,Liaoning 114000,China) |
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| Abstract: | Distribution automation equipment is widely used in the distribution network.At present,the relay protection configuration of distribution network is only in 66 kV substation 10 kV outlet configuration,and the overall accurate calculation of distribution network is lacking.The calculation of fault current of distribution network is presented.Relay protection setting of distribution automation equipment is configured based on fault current,which includes the choice of protection mode,the transformation of distribution network structure and the optimal layout of distribution automation equipment. |
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| Keywords: | distribution automation equipment layout structure short circuit current calculation relay protection |
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