3～110KV高压配电装置设计规范（附录）.docx

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1、3IIOKV高压配电装置设计规范（附录）附录一裸导体的长期允许载流量附表1.1矩形铝导体长期允许载流量（八）导体尺寸hbnmn单条双条三条四条竖放平放竖放平放竖放平放竖放40X448050340X554256250X458661350X56616923X6.39109521409154718621113X8103810851G2317772113297963X101168122118251994238126580X6.31128117817241892221125052558341180X8127413301946213124912809283381780X101427149021752373

2、Z774311431674222IoOXa33711430205422532633298530324043100X815421609229825162933231133594479100X101728180325582796318135783侬4329125.31W41744244626802079349035254700125X81W61955272529823375381338475129125X102089217730053282372541944225三3注:载流量系按最高允许温度+70C、基准环境温度+25、无风、无日照条件计算的。上表导体尺寸中，h为宽度,b为厚度。上表当导体为四条

3、时,平放、竖放时第二、三片间距皆为50mm.附表1.2槽形铝导体长期允许载流量及计算用数据般而尺寸(mm)黑肤效应系数。身体较流量3(JC)(1rV-T/-J双得岸成整体时共幅大允:键寓cm)bCrGtwi2)系数Wr(5)惯性矩Ir(cr*)惯性较o(an)毂而系数r(OnS)惯性矩/r(OnQ)惯性半径CcirO截面系数%(幻)腐性矩缶(cmt)情性车往rr三(cm)/力矩Sn(an3)双牌实连H间距双的实遑时蟒亍间距75我4.0610401.01222002526.21.0910.141.62.8323.7892.3Ul753S5.5613901.02526203.177.61.0514

4、.153.12.7630.11132.351&4178】14100454.5815501.020274045214.51.3322.2Ill3.7848.62433.962&02951251004S6.0820201.03835905.9】&51.37271353.70582903.85362031231255565IO27401.05046209.5371.65502904.701006244.8063228琛150657.0IO35751.075565014.7681.97745605.651260600982521501758(8.01248801.1036600251442.40122

5、1070$.6525023006.901562631472009010.0146701.1757550402542.7519319307.S542242207.80252285157200现12.01680801.237880046.5喇2.7022522507.6049049907.9029028315722510512.51697601.28510150械54903.203073450&5064572403.70390299163笏011512.516109001.31311200816603.5236045009.2082410300982痴32】200注：载流量系按最高允许温度+70、

6、基准环境温度+25、无风、无日照条件计算的。上表截面尺寸中，h为槽形铝导体高度，b为宽度，c为壁厚，r为弯曲半径。附表1.3铝锌合金管形导体长期允许载流量及计算用数据导体尺寸D/d(JnJn)(mm2)导体最高允许温度为下值时的载流量（八）截面系数W(cm?)惯性半径灯Sm)惯性矩I(ClTyl)+70C+80C30/25216W25651.370.97620640/352947707122.601.335.2050/455739708504.221.6810.660/545391240m27.292.0221.970/646311413121110.22.3735.580/729541900

7、154517-32.6969.2100/9014912350205433.83.36169110/10016492569221741.4&72228120/1101806278223774a94W299130/116270535112976790436513150/1363140注：最高允许温度+70C的载流量，系按基准环境温度+25、无风、无日照、辐射散热系数与吸热系数为0.5、不涂漆条件计算的。最高允许温度+80的载流量，系按基准环境温度+25、日照0.1Wc11f、风速0.5m/s、海拔IOoom、辐射散热系数与吸热系数为0.5、不涂漆条件计算的。上表导体尺寸中，D为外径，d为内径。附录

8、二裸导体载流量在不同海拔高度及环境温度下的综合校正系数附表2.1裸导体载流量在不同海拔高度及环境温度下的综合校正系数导体最高允许温度C）适应葩的部报高度g痛涧埔S度匕）+20+25+30+35+40+45+50+70屋内龙形、相形、管形身体和不计日照的戳.软导线1.051.00a940.880.810.740.8+30计及日照屋）卜软导战1。Qo及以下2000300040001.051.010.9731.00Ol960.92&S9Ol950.910.S70.840.890.850.810.770.83Cl.7Ol750.710.76&铺计及日照时屋外管形导体100o及以下200030004000L051.000.第911.0049。860.94880.340.800.370.810.760.720.800.74Ol90.650.720.63