输电线路架空地线直流融冰方法  

DC De-icer Project Implementation Methods of Transmission Line Overhead Ground Wire

作　　者：陈绍辉 孙鹏 

机构地区：[1]云南电网有限责任公司大理供电局,云南大理671000 [2]云南电网有限责任公司电力科学研究院,昆明650217

出　　处：《云南电力技术》2017年第5期32-36,共5页Yunnan Electric Power

摘　　要：实现架空地线融冰,由于地线型号多样、微气象、地理环境多样等客观因素造成的复杂性,需综合考虑最小融冰电流、最大允许载流量、合理的融冰方式、技术和经济可行的直流融冰装置等因素,本文通过理论和实例分析,证明了可实现架空地线直流融冰的工程实施,且实现架空地线融冰是一项系统性工程和精细化工程。Implementation de-icer of overhead ground wire, because of various objective factors for the ground model diversity, micro meteorological, geography diversity, caused complexity of the de-icer, the need to consider the smallest ice-melting current, the maximum allowable ampacity, reasonable ice-melting method, technical and economic feasibility of DC thawing device and other factors, this paper analyzed through theoretical and examples analysis, proved enables project implementation of DC de-leer for overhead ground wire, and the implementation overhead ground wire de-icer is a systematic and meticulous engineering.

关 键 词：架空地线 直流融冰 融冰方式 工程实施 

分 类 号：TM752[电气工程—电力系统及自动化]