The characteristics of three kinds of energy-saving conductors including aluminum alloy cored aluminum stranded wire,steel core aluminum stranded wire of high conductivity and mid-strength of all aluminum alloy wire were introduced and a comparison was made between energy-saving conductor and the traditional steel reinforced aluminum conductor through energy-saving wire pilot project in terms of technical characteristics,economic performance,construction method,and the application scope of these new energy-saving conductors in transmission line projects.The research shows that the three types of new energy-saving conductors can be totally applied in transmission line projects by replacing ACSR,and have excellent energy saving effects.%介绍了铝合金芯铝绞线、钢芯高导电率硬铝绞线、中强度铝合金绞线3类节能型导线材料特点,结合节能导线试点工程,对节能导线与常规钢芯铝绞线进行了导线技术特性、经济性、施工等方面的综合分析比较,提出了3类新型节能导线在输电线路工程中的适用范围.研究表明,3类新型节能导线完全可以替换钢芯铝绞线在输电线路中应用,且具有良好的节能效果.
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