直流融冰装置在500 kV变电站中的工程运用及技术经济比较  

Engineering Application and Technical&Economic Comparison of DC Deicing Device in 500 kV Substation

作　　者：吴小刚 何锐 WU Xiaogang;HE Rui(China Energy Engineering Group Guangdong Electric Power Design and Research Institute Co.,Ltd.,Guangzhou 510063,China;School of Electrical engineering and Electronic Information,Xi hua University,Chengdu 610039,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：《电力勘测设计》2023年第11期7-11,共5页Electric Power Survey & Design

摘　　要：针对直流融冰装置的选型问题,从500kV变电站实际工程直流融冰装置设计角度出发,分析了直流融冰装置参数计算、电气原理接线及工程平面布置。从装置技术选型、电能质量影响、装置可靠性、占地面积、工程投资等方面深入比较和全面分析全桥MMC型和晶闸管整流型直流融冰装置在500kV变电站实际工程中的选用,给出两种装置在实际工程中选用的建议。Aiming at the selection of the DC deicing device,from the perspective of the design of the DC deicing device in the 500kV substation actual project,the calculation of the parameters of the DC deicing device,the electrical principle wiring and the engineering layout are analyzed.In-depth comparison and comprehensive analysis of the selection of equipment technology,power quality impact,equipment reliability,floor space,project investment and other aspects of the selection of the full-bridge MMC(modular multi-level converter)and thyristor rectifier DC ice melting devices in the actual engineering of 500kV substations.Suggestions for the selection of two devices in actual projects are given.

关 键 词：直流融冰装置 全桥整流 晶闸管 

分 类 号：TM63[电气工程—电力系统及自动化]