| 城市配电网电压序列应用情况分析 |
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| 引用本文： | 陈志勇,刘文胜,蔡莎莎,吴涛.城市配电网电压序列应用情况分析[J].江苏电器,2011(8):36-38. |
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| 作者姓名： | 陈志勇 刘文胜 蔡莎莎 吴涛 |
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| 作者单位： | 广东工业大学自动化学院; |
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| 摘 要： | 针对10kV配电网在部分负荷密度较高的城市中心区供电存在的问题,提出了简化电压序列和提高中压电压的要求。分析了20 kV与10 kV技术区别;比较了城市配电网电压序列220/110/10/0.4 kV、220/110/20/0.4kV和220/20/0.4kV在变电站占地面积、线损率和单位面积年费用经济技术指标。以某开...
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| 关 键 词： | 城市配电网 电压序列 电网规划 技术经济性 |
Application Analysis of Urban Power Distribution Network Voltage Sequence |
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| Authors: | CHEN Zhi-yong LIU Wen-sheng CAI Sha-sha WU Tao |
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| Affiliation: | CHEN Zhi-yong,LIU Wen-sheng,CAI Sha-sha,WU Tao(College of Automation,Guangdong University of Technology,Guangzhou 510006,China) |
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| Abstract: | Aiming at the problem of power supply existing in 10kV power distribution network at part of higher load density urban center district,this paper proposed requirements of simplifying voltage sequence and raising medium-voltage.Analysis was made to technical distinction between 20kV and 10kV.Comparison was made between urban power distribution network voltage sequence 220/110/10/0.4kV,220/110/20/0.4kV and 220/20/0.4kV in substation area occupation,line loss rate and unit area annual cost economic index.The e... |
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| Keywords: | urban power distribution network voltage sequence power network planning technology economic property |
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