摘要
本文以输电线路用耐热铝合金架空导线材料为应用背景,对比现有国内外制备工艺发展及相关技术标准,系统研究了纳米稀土材料掺杂对铝合金导体材料导电性及耐热性的增强改性机理及载流机制,评价了其在架空输电线路工程中的应用可行性,展望了纳米稀土改性高导电耐热铝合金导电材料及高性能架空导线在电网中大规模推广应用的前景。
This paper introduces the characteristics of heat-resistant aluminum alloy conductor for transmission line,the advantages and disadvantages of different preparation technologies and the situation of relevant technical standards at home and abroad.The preparation technology of nano rare earth modified high conductivity heat-resistant aluminum alloy conductor material and the current carrying characteristics of the conductor and its application in overhead transmission line engineering are studied.The prospect of large-scale application of nano rare earth modified heat-resistant aluminum alloy with high conductivity in power grid is prospected.
作者
李海龙
牟忠武
丁一
祝志祥
庞震
郎大志
李禄洋
张强
陈保安
杨长龙
LI Hailong;MOU Zhongwu;DING Yi;ZHU Zhixiang;PANG Zhen;LANG Dazhi;LI Luyang;ZHANG Qiang;CHEN Baoan;YANG Changlong(State Grid Liaoning Electric Power Supply Co., Ltd., Shenyang 110042, China;Dandong Electric Power Supply Company, State Grid Liaoning Electric Power Co., Ltd.,Dandong 118000, China;State Key Laboratory of Advanced Power Transmission TechnologyGlobal Energy InterconnectionResearch Institute Co.Ltd. Beijing 102209, China)
出处
《功能材料》
CAS
CSCD
北大核心
2021年第7期7041-7045,7071,共6页
Journal of Functional Materials
基金
国家电网公司科技资助项目(B2H1DW190004)。
关键词
纳米稀土
耐热铝合金
高导电率
输电导线
nano rare earth
heat resistant aluminum
alloy high conductivity
transmission line
