资源描述：
《铝包殷钢芯(超)耐热铝合金绞线技术参数》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、倍容量导线技术参数资料1.项目概况本设计方案是采用铝包殷钢芯耐热铝合金绞线对线路进行增容。铝包殷钢芯超耐热铝合金绞线是采用高强度铝包殷钢芯和超耐热铝合金线同心绞合而成，具有增容的特点。本方案倍容量导线型号规格为ZTLBYNH3-135CN，载流量达698A,机械特性参考钢芯铝绞线LGJ-150/25。2.引用标准GBZT1179-2008GB/T20141-2006IEC62004:2007圆线同心绞线架空导线型线同心绞架空导线架空绞线用耐热铝合金线3.倍容量导线结构性能参数表3-1倍容量导线结构性能参数序号项目单位钢芯铝绞线对比倍容量导线1型号规格LGJ-150/25ZTLB
2、YNH1-135CN2结构铝（合金）线No./mm26/2.7030/2.38钢（铝包钢）线No./mm7/2.107/2.383计算截面铝（合金）线mm2148.86133.46钢（铝包钢）线mm224.2531.14总截面mm2173.11164.614直径mm17.116.75导线质量kg/km6016006计算拉断力kN54.1154.07弹性模量钢（铝包钢）芯GPa205170铝（合金）线GPa5555导线GPa7676.88线膨胀系数1/°C18.9x10'614.9x10'6920'C时直流电阻Q/km0.19390.211710拉重比km9.29.211允许连续
3、工作温度r7015012绞向外层/右向右向其他层/相邻层绞向相反相邻层绞向相反铝包殷钢线LBY耐热铝合金线NRLH1表3-2耐热铝合金线技术参数（NRLH1）序号名称单位技术参数1直径和公差mm2.38±0.032最小抗拉强度MPa1693最小伸长率%1.542（rc时最小导电率%IACS605线密度g/cm32.7036弹性模量GPa557线性膨胀系数1/°C23.0x1O'68缠绕特性不断裂9耐热性（最小强度残存率）%90（230°C,时间1小时）表3-3铝包殷钢线参数（LBY）序号名称单位技术参数1直径及公差mm2.38±0.042最小抗拉强度MPa11003最小延伸率%
4、1.54最小扭转次数No.205最小导电率%IACS106弹性模量GPa1707线膨胀系数1/°C3.7x10-64.附件附件1:倍容量导线载流量表导线温度导线温升载流量I(°C)(°C)(A)602022470303248040396905045610060507110705521208059313090630140100665150110698环境条件：环境温度40°C,风速0.5m/s,日照强度0.1W/cm2,表面吸收系数0.9。附件2:倍容量导线张力弧垂表计算依据：安全系数2.5，日均运行最大张力25%RTS。气象条件：项目气温(°C)风速(m/s)覆冰厚度(mm)最
5、高气温+4000最低气温-2000年平均气温+1000最大风速-5280正常覆冰-5105【张力弧垂表I导线温度张力(N)，弧垂(m)档距(M)50100150200250300张力弧番张力弧垂张力弧垂张力弧垂张力弧垂张力弧垂Ai大风16,5070.1816,9740.7017,5521.5318,1252.6318,6443.9919,0925.61覆冰16,4710.1716,8530.6717,3321.4817,8122.5518,2473.9018,6235.50最低温19,0210.1018,6670.3918,1390.9117,5171.6816,8852.72
6、16,3064.06年年均13,4930.1413,4930.5513,4931.2313,4932.1813,4933.4113,4934.91髙温40°C8,2580.229,0590.819,8311.6810,4772.8110,9994.1811,4165.80导线温度°C506,7160.277,8850.938,8911.869,7003.0310,3444.4410,8586.10605,3900.346,8991.078,0882.059,0223.269,7634.7110,3566.39705,1060.366,1061.207,4072.238,4333
7、.499,2484.979,9036.68804,9550.375,9911.236,9232.397,9203.718,7895.239,4936.97904,8080.385,8771.256,8282.427,6413.858,3805.489,1217.261004,6640.395,7671.286,7352.467,5593.898,2615.568,8637.471104,5230.415,6591.306,6432.497,4783.938,1895.618,7987.521
