500 kV变电站直流融冰装置参数设计标准差异对比研究  

Comparative Study on Differences between Standards of Parameter Design for DC Ice-melting Device in 500 kV Substation

作　　者：吴小刚 何锐 WU Xiaogang;HE Rui(China Energy Engineering Group Guangdong Electric Power Design Institute Co.,Ltd.,Guangzhou 510663,Guangdong,China;School of Electrical Engineering and Electronic Information,Xihua University,Chengdu 610039,Sichuan,China)

机构地区：[1]中国能源建设集团广东省电力设计研究院有限公司,广东广州510663 [2]西华大学电气与电子信息学院,四川成都610039

出　　处：《四川电力技术》2024年第3期72-75,共4页Sichuan Electric Power Technology

摘　　要：针对变电站直流融冰装置参数工程设计问题,比较和分析不同标准、规范关于融冰电流计算公式的差异,以某500 kV变电站实际工程直流融冰装置参数设计为例,按照不同计算公式给出了最小融冰电流、最大融冰电流、1 h融冰电流、直流融冰压降、直流融冰装置容量等参数计算结果;通过对比分析给出实际工程中融冰装置参数设计公式选用的建议。Aiming at the engineering design of DC ice-melting device parameters in substations,the differences between calculation formulas of ice-melting current in different standards and specifications are compared and analyzed.Taking the parameter design of DC ice-melting device in a 500 kV substation for example,the calculation results of minimum ice-melting current,maximum ice-melting current,one-hour ice-melting current,DC ice-melting voltage drop,DC ice-melting device capacity and other parameters are given.Suggestions for the selection of parameter design formula of ice-melting device in practical engineering are proposed.

关 键 词：直流融冰装置 融冰电流 融冰电压 规范差异 

分 类 号：TM76[电气工程—电力系统及自动化]