钢芯中强度铝合金绞线在特高压直流输电线路30 mm冰区中的应用  

Application of Aluminum-alloy Conductor Medium-Strength Steel Reinforced to 30 mm Heavy Icing Area of UHVDC Transmission Lines

作　　者：易海蓉 王婷婷 李育兵 梁明 

机构地区：[1]中国电力工程顾问集团西南电力设计院有限公司,四川成都610021

出　　处：《四川电力技术》2017年第5期34-38,83,共6页Sichuan Electric Power Technology

摘　　要：以重冰区特高压直流输电线路工程为例,将钢芯中强度铝合金绞线与钢芯高强度铝合金导线的电气性能、机械特性和全寿命周期经济性进行比较分析。研究表明,钢芯中强度铝合金绞线在节约电能、减少损耗和降低年费用等方面具有显著优势,在重冰区特高压直流输电线路中具有广泛的应用前景。Taking UHVDC transmission line project in heavy icing area for example,the differences in electrical performance,mechanical characteristic and total life cycle economy between aluminum-alloy conductor medium-strength steel reinforced and aluminum-alloy conductor high-strength steel reinforced are analyzed.It shows that,aluminum-alloy conductor medium-strength steel reinforced has significant advantages in saving electric energy,reducing power loss and annual cost etc,which is suggested to be extended in UHVDC transmission lines in heavy icing area.

关 键 词：特高压直流 输电线路 中强度铝合金芯铝绞线 应用 

分 类 号：TM721.1[电气工程—电力系统及自动化]