电气技术  2015, Vol. 16 Issue (02): 45-48    DOI:
研究与开发 |
铝合金芯铝绞线载流量简化计算的研究
叶芳,马崇,张健
天津市电力公司电力科学研究院,天津 300384
The Research on Simplified Calculation for Current-Carrying Capacity of Aluminum Alloy Core Aluminum Strand Conductor
Ye Fang, Ma Chong, Zhang Jian
Tianjin Electric Power Corporation Electric Power Research Institute, Tianjin 300384
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摘要 针对铝合金芯铝绞线载流量计算复杂的特点,本文提出了一种铝合金芯铝绞线载流量的简化算法。首先研究了计算导线载流量的理论方法,根据钢芯铝绞线和铝合金芯铝绞线的特点分析两者在载流量计算中的差异,提出铝合金芯铝绞线载流量的简化算法,并使用该简化计算法计算了某种铝合金芯铝绞线在不同环境温度下的载流量值。然后对该种导线进行载流量试验记录载流量实测值,对比载流量计算值与实测值,分析简化计算法产生误差的原因。试验结果表明,该简化算法计算量小且计算精度满足工程要求,为铝合金芯铝绞线载流量的分析提供参考。
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叶芳
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张健
关键词 铝合金芯铝绞线钢芯铝绞线载流量Morgan公式    
Abstract:According to the characteristics that the current-carrying capacity calculation of aluminum alloy core aluminum stranded conductor is complicated, the paper proposes a simplified method for calculating the current-carrying capacity of the wire. It is studied the theoretical method for calculating the current-carrying capacity of the wire, according to the characteristics of steel core aluminum stranded wire and aluminum alloy cored aluminum strand, the differences in current-carrying calculation is analyzed, it proposed the calculation method for current-carrying of aluminum alloy core aluminum stranded conductor can be simplified, and the method is used to calculate some aluminum alloy core aluminum stranded in different ambient temperature. Then the experiment of current-carrying capacity on the wire is done, the experimental value is recorded, it compared the calculated value and experimental value, it analyzed the reasons of errors of simplified calculation method. The experimental results show that the simplified method amount of calculation is significantly reduced, and the calculation accuracy, meeting the requirements of engineering, which can be a reference for the current-carrying capacity analysis of aluminum alloy core aluminum stranded conductor.
Key wordsaluminum alloy core aluminum strand conductor    steel-cored aluminum strand conductor    current-carrying capacity    the morgan formula   
     出版日期: 2015-02-10
作者简介: 叶芳(1986-),女,天津市人,硕士研究生,助理工程师,主要从事线路设计、检修及故障分析工作。
引用本文:   
叶芳,马崇,张健. 铝合金芯铝绞线载流量简化计算的研究[J]. 电气技术, 2015, 16(02): 45-48. Ye Fang, Ma Chong, Zhang Jian. The Research on Simplified Calculation for Current-Carrying Capacity of Aluminum Alloy Core Aluminum Strand Conductor. Electrical Engineering, 2015, 16(02): 45-48.
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