摇摆角曲线计算书

'摇摆角曲线计算书一、计算说明1、计算参数1.1工程名称：500kV线路工程1.2电压等级：500kV最大风速：33m/s1.3计算塔型：ZB4411.4导线参数：导线型号4×JLHA2/G1A-400-54/7525.0032.783.8278.61125.8323.8271.5导线应力：10098.35104.78106.2198.35146.0920071.3276.1482.6771.32157.3030050.8353.2462.7750.83157.3040044.7746.4456.0944.77157.3050042.3543.7653.2942.35157.301.6绝缘子参数：绝缘子型号类型联数片数串长串重受风面积金具面积U100BP玻璃型双联276.75506500.00000.03000.10001.7绝缘子串最大允许摇摆角：外过电压：9.00°内过电压：21.00°运行电压：45.00°带电作业：9.00°2、计算公式（手册P604）设：，， 得：式中：—最小允许垂直档距，m；—外过、内过、运行、带电工况时的绝缘子串风压，N；—导线分裂数；—外过、内过、运行、带电工况时的导线应力，N/mm2；—最大弧垂时的导线应力，N/mm2；—导线单位荷载，N/m；—外过、内过、运行、带电工况时的导线单位风荷载，N/m；—水平档距，m。一、计算过程1、绝缘子串单位风压外过电压：＝9.81×（0.0300×54+0.1000）×102/16＝105.46N同理得：内过电压：PJ(15)＝9.81×（0.0300×54+0.1000）×152/16＝237.28N运行电压：PJ(33)＝9.81×（0.0300×54+0.1000）×332/16＝1148.43N带电作业：＝9.81×（0.0300×54+0.1000）×102/16＝105.46N 1、导线单位风荷载外过电压：P4(10)＝γ4(10)S＝3.83×10-3×525.00＝2.01内过电压：P4(15)＝γ4(15)S＝8.61×10-3×525.00＝4.52运行电压：P4(33)＝γ4(33S＝25.83×10-3×525.00＝13.56带电作业：P4(10)＝γ4(10)S＝3.83×10-3×525.00＝2.01导线单位荷载：Pd＝γ1S＝32.78×10-3×525.00＝17.212、摇摆角曲线计算3.1外过电压A=-729.27B=-4.52C=4.63lpσ10(外过)/σdClvd=A/C+[(B+C)/C]×lhlhlvdlvd/lh1000.6711.59-62.946+0.610×lh100-1.99-0.0201000.6711.59-62.946+0.610×lh500241.810.4842000.457.80-93.463+0.420×lh100-51.44-0.5142000.457.80-93.463+0.420×lh500116.640.2333000.325.56-131.138+0.186×lh100-112.49-1.1253000.325.56-131.138+0.186×lh500-37.90-0.0764000.284.90-148.889+0.076×lh100-141.25-1.4134000.284.90-148.889+0.076×lh500-110.71-0.2215000.274.63-157.397+0.024×lh100-155.04-1.5505000.274.63-157.397+0.024×lh500-145.61-0.2913.2内过电压：A=-735.23B=-5.43C=4.79lpσ15(内过)/σdClvd=A/C+[(B+C)/C]×lhlhlvdlvd/lh1000.7212.34-59.566+0.560×lh100-3.58-0.0361000.7212.34-59.566+0.560×lh500220.370.4412000.488.33-88.262+0.348×lh100-53.48-0.5352000.488.33-88.262+0.348×lh50085.660.1713000.345.82-126.226+0.067×lh100-119.49-1.1953000.345.82-126.226+0.067×lh500-92.55-0.1854000.305.08-144.708+-0.069×lh100-151.63-1.5164000.305.08-144.708+-0.069×lh500-179.32-0.3595000.284.79-153.571+-0.135×lh100-167.04-1.6705000.284.79-153.571+-0.135×lh500-220.92-0.4423.3运行电压：A=-668.95B=-3.65C=5.83lpσ33/σdClvd=A/C+[(B+C)/C]×lhlhlvdlvd/lh 1000.7312.51-53.466+0.708×lh10017.380.1741000.7312.51-53.466+0.708×lh500300.760.6022000.539.04-73.961+0.597×lh100-14.29-0.1432000.539.04-73.961+0.597×lh500224.390.4493000.406.87-97.409+0.469×lh100-50.53-0.5053000.406.87-97.409+0.469×lh500137.010.2744000.366.14-109.010+0.406×lh100-68.45-0.6854000.366.14-109.010+0.406×lh50093.780.1885000.345.83-114.738+0.374×lh100-77.30-0.7735000.345.83-114.738+0.374×lh50072.440.1453.4带电作业A=-729.27B=-4.52C=4.63lpσ10(带电)/σdClvd=A/C+[(B+C)/C]×lhlhlvdlvd/lh1000.6711.59-62.946+0.610×lh100-1.99-0.0201000.6711.59-62.946+0.610×lh500241.810.4842000.457.80-93.463+0.420×lh100-51.44-0.5142000.457.80-93.463+0.420×lh500116.640.2333000.325.56-131.138+0.186×lh100-112.49-1.1253000.325.56-131.138+0.186×lh500-37.90-0.0764000.284.90-148.889+0.076×lh100-141.25-1.4134000.284.90-148.889+0.076×lh500-110.71-0.2215000.274.63-157.397+0.024×lh100-155.04-1.5505000.274.63-157.397+0.024×lh500-145.61-0.291一、结论经计算，ZB441塔的最大摇摆角均由运行电压工况控制。二、Kv系数表由摇摆角计算结果，得各代表档距下不同水平档距对应的Kv系数如下表所示：Lp=100mLp=200mLp=300mLp=400mLp=500mlhlvdKv系数lvdKv系数lvdKv系数lvdKv系数lvdKv系数20088.220.44145.380.227-3.64-0.018-27.89-0.139-39.87-0.19921095.310.45451.350.2451.050.005-23.84-0.114-36.12-0.172220102.390.46557.310.2615.740.026-19.78-0.090-32.38-0.147230109.480.47663.280.27510.420.045-15.73-0.068-28.64-0.125240116.560.48669.250.28915.110.063-11.67-0.049-24.89-0.104250123.650.49575.210.30119.800.079-7.62-0.030-21.15-0.085260130.730.50381.180.31224.490.094-3.56-0.014-17.41-0.067270137.820.51087.150.32329.180.1080.500.002-13.66-0.051280144.900.51893.110.33333.870.1214.550.016-9.92-0.035290151.990.52499.080.34238.550.1338.610.030-6.18-0.021 300159.070.530105.050.35043.240.14412.660.042-2.43-0.008310166.150.536111.010.35847.930.15516.720.0541.310.004320173.240.541116.980.36652.620.16420.780.0655.050.016330180.320.546122.950.37357.310.17424.830.0758.800.027340187.410.551128.920.37962.000.18228.890.08512.540.037350194.490.556134.880.38566.680.19132.940.09416.280.047360201.580.560140.850.39171.370.19837.000.10320.030.056370208.660.564146.820.39776.060.20641.050.11123.770.064380215.750.568152.780.40280.750.21245.110.11927.510.072390222.830.571158.750.40785.440.21949.170.12631.260.080400229.920.575164.720.41290.130.22553.220.13335.000.088410237.000.578170.680.41694.810.23157.280.14038.740.094420244.080.581176.650.42199.500.23761.330.14642.490.101430251.170.584182.620.425104.190.24265.390.15246.230.108440258.250.587188.590.429108.880.24769.440.15849.970.114450265.340.590194.550.432113.570.25273.500.16353.720.119460272.420.592200.520.436118.260.25777.560.16957.460.125470279.510.595206.490.439122.940.26281.610.17461.210.130480286.590.597212.450.443127.630.26685.670.17864.950.135490293.680.599218.420.446132.320.27089.720.18368.690.140500300.760.602224.390.449137.010.27493.780.18872.440.145510307.850.604230.350.452141.700.27897.840.19276.180.149520314.930.606236.320.454146.390.282101.890.19679.920.154530322.020.608242.290.457151.070.285105.950.20083.670.158540329.100.609248.260.460155.760.288110.000.20487.410.162550336.180.611254.220.462160.450.292114.060.20791.150.166560343.270.613260.190.465165.140.295118.110.21194.900.169570350.350.615266.160.467169.830.298122.170.21498.640.173580357.440.616272.120.469174.520.301126.230.218102.380.177590364.520.618278.090.471179.210.304130.280.221106.130.180600371.610.619284.060.473183.890.306134.340.224109.870.183610378.690.621290.020.475188.580.309138.390.227113.610.186620385.780.622295.990.477193.270.312142.450.230117.360.189630392.860.624301.960.479197.960.314146.500.233121.100.192640399.950.625307.920.481202.650.317150.560.235124.840.195650407.030.626313.890.483207.340.319154.620.238128.590.198660414.110.627319.860.485212.020.321158.670.240132.330.201670421.200.629325.830.486216.710.323162.730.243136.070.203680428.280.630331.790.488221.400.326166.780.245139.820.206690435.370.631337.760.490226.090.328170.840.248143.560.208 本计算书通过卓昱摇摆角曲线计算软件计算生成，有意者可联系Q：1694195100'