LGJ240-30LGJ300-40 22M28M母线张力弧垂表
400导线300米档距的弧垂水平张力
弧垂是指架空导线由于受到重力作用而形成的一种弯曲状态，通常是指导线在两个支柱之间形成的下垂状态。
在电力输电线路中，弧垂是一个重要的技术指标，合理的弧垂设计能够确保导线的稳定性和安全性。
本文将重点介绍400导线300米档距下的弧垂水平张力，以及相关的计算方法和影响因素。
1. 弧垂水平张力的定义在架设电力输电线路时，导线会受到多种力的作用，包括水平张力、垂直张力、风荷载等。
弧垂水平张力是指导线在弧垂状态下在水平方向上所受到的张力。
它是保证导线弧垂稳定的重要参数，也是计算弧垂形态、导线挠度等的关键数据之一。
2. 400导线300米档距的弧垂水平张力计算方法弧垂水平张力的计算方法可以采用静力学原理来确定。
首先需要考虑导线本身的参数，比如导线的线性质量、弹性模量等。
还需要考虑支柱的间距和高度差，以及导线所受的外部荷载（比如风荷载、冰荷载等）。
在400导线300米档距的情况下，弧垂水平张力的计算是比较复杂的，需要综合考虑导线自重、外部荷载和支柱结构的影响。
3. 影响弧垂水平张力的因素弧垂水平张力受到多种因素的影响，主要包括以下几个方面：- 导线的线性质量和弹性模量- 支柱的间距和高度差- 外部荷载，比如风荷载、冰荷载等- 导线的悬垂点和安装方式- 支柱的结构和材料影响因素繁多，需要综合考虑，才能准确计算弧垂水平张力。
4. 弧垂水平张力的优化设计针对400导线300米档距下的弧垂水平张力，如何优化设计是一个重要的工程问题。
在实际工程中，可以通过以下途径来优化设计：- 合理选择导线的线性质量和弹性模量，以及支柱的间距和高度差，来减小弧垂水平张力。
- 采用合理的导线悬垂点和安装方式，来增加弧垂水平张力的稳定性。
- 考虑导线的外部荷载，比如风荷载、冰荷载等，来确定弧垂水平张力的安全性。
通过优化设计，可以最大程度地保证导线的安全稳定运行。
5. 结束语400导线300米档距下的弧垂水平张力是电力输电线路设计中一个重要的技术参数，合理的设计能够保证导线的安全稳定运行。
LJLGJ导线载流量
158
220
207
193
178
70
215
202
189
174
265
249
233
215
236
222
208
193
275
259
228
222
95
260
244
229
211
325
305
286
247
283
266
249
231
335
315
295
272
120
310
292
273
251
375
352
330
304
324
306
217
265
0.45
12
120mm 2 /c
305
410
0.43
0.37
0.38
0.42
270
425
0.42
235
292
0.36
253
310
0.36
13
150mm 2 /c
355
478
0.36
0.32
0.33
0.37
310
485
0.35
275
343
0.3
290
360
0.3
14
185mm 2 /c
410
0.19
0.16
0.18
0.25
19
630mm 2 /c
880
1100
0.18
0.15
0.17
0.25
20
800mm 2 /c
很全的导地线参数
LGJ-35/66/2.721/2.7234.86 5.8140.678.160.00001917900012630141.0 LGJ-50/86/3.201/3.2048.258.0456.299.600.00001917900016870195.1 LGJ-50/3012/2.327/2.3250.7329.5980.3211.600.000015310500042620372.0 LGJ-70/106/3.801/3.8068.0511.3479.3911.400.00001917900023390355.2 LGJ-70/4012/2.727/2.7269.7340.67110.4013.600.000015310500058300511.3LGJ-95/1526/2.157/1.6794.3915.33109.7213.610.00001897600035000380.8 LGJ-95/207/4.167/1.8595.1418.82113.9613.870.00001857600037200408.9 LGJ-95/20&28/2.077/1.894.2317.81112.0413.680.00001918000031863401.0 LGJ-95/5512/3.207/3.2096.5156.30152.8116.000.000015310500078110707.7 LGJ-95/55&12/3.207/3.2096.5156.30152.8116.000.000015310500074204707.7LGJ-120/718/2.901/2.90118.89 6.61125.5014.500.00002126600027570379.0 LGJ-120/2026/2.387/1.85115.6718.82134.4915.070.00001897600041000466.8 LGJ-120/7012/3.607/3.60122.1571.25193.4018.000.000015310500098370895.6 LGJ-150/818/3.201/3.20144.768.04152.8016.000.00002126600032860461.4 LGJ-150/2024/2.787/1.85145.6818.82164.5016.670.00001967300046630549.4 LGJ-150/2526/2.707/2.10148.8624.25173.1117.100.00001897600054110601.0 LGJ-150/3530/2.507/2.50147.2634.36181.6217.500.00001788000065020676.2LGJ-185/1018/3.601/3.60183.2210.18193.4018.000.00002126600040880584.0 LGJ-185/2524/3.157/2.10187.0424.25211.2918.900.00001967300059420706.1 LGJ-185/3026/2.987/2.32181.3429.59210.9318.880.00001897600064320732.6 LGJ-185/4530/2.807/2.80184.7343.10227.8319.600.00001788000080190848.2 LGJ-210/1018/3.801/3.80204.1411.34215.4819.000.00002126600045140650.7 LGJ-210/2524/3.337/2.22209.0227.10236.1219.980.00001967300065990789.1 LGJ-210/3526/3.227/2.5211.7334.36246.0920.380.00001897600074250853.9 LGJ-210/5030/2.987/2.98209.2448.82258.0620.860.00001788000090830960.8LGJ-240/30&24/3.607/2.40244.2931.67275.9621.600.00001967300071839922.2 LGJ-240/3024/3.607/2.40244.2931.67275.9621.600.00001967300075620922.2 LGJ-240/4026/3.427/2.66238.8538.90277.7521.660.00001897600083370964.3 LGJ-240/5530/3.207/3.20241.2756.30297.5722.400.0000178800001021001108.0 LGJ-300/1542/3.007/1.67296.8815.33312.2123.010.00002146100068060939.8 LGJ-300/2045/2.937/1.95303.4220.91324.3323.430.000020963000756801002.0 LGJ-300/2548/2.857/2.22306.2127.10333.3123.760.000020565000834101058.0LGJ-300/4024/3.997/2.66300.0938.90338.9923.940.000019673000922201133 LGJ-300/40&24/3.997/2.66300.0938.90338.9923.940.000019673000876091133 LGJ-300/5026/3.837/2.98299.5448.82348.3624.260.0000189760001034001210LGJ-300/7030/3.607/3.60305.3671.25376.6125.200.0000178800001280001402LGJ-400/2042/3.517/1.95406.4020.91427.3126.910.000021461000888501286 LGJ-400/2545/3.337/2.22391.9127.10419.0126.640.000020963000959401295 LGJ-400/3548/3.227/2.50390.8834.36425.2426.820.0000205650001039001349 LGJ-400/35&&48/3.227/2.50390.8834.36425.2426.820.000020565000987051349LGJ-400/5054/3.077/3.07399.7351.82451.5527.630.0000193690001234001511 LGJ-400/6526/4.427/3.44398.9465.06464.0028.000.0000189760001352001611 LGJ-400/9530/4.1619/2.50407.7593.27501.0229.140.0000180780001713001860 LGJ-500/3545/3.757/2.50497.0134.36531.3730.000.0000209630001195001642 LGJ-500/4548/3.67/2.80488.5843.10531.6830.000.0000205650001281001688 LGJ-500/6554/3.447/3.44501.8865.06566.9430.960.0000193690001540001897LGJ-630/4545/4.27/2.8623.4543.10666.5533.600.000020963000148700206O LGJ-630/5548/4.127/3.2639.9256.30696.2234.320.0000205650001644002209 LGJ-630/8054/3.8719/2.32635.1980.32715.5134.820.0000194670001929002388 LGJ-800/5545/4.87/3.2814.3056.30870.6038.400.0000209630001915002690 LGJ-800/7048/4.637/3.6808.1571.25879.4038.580.0000205650002070002791 LGJ-800/10054/4.3319/2.60795.17100.88896.0538.980.0000194670002411002991LGJX-50/86/3.201/3.2048.258.0456.299.600.00001917900016870195.1 LGJX-50/3012/2.327/2.3250.7329.5980.3211.600.000015310500042620372.0 LGJX-70/106/3.801/3.8068.0511.3479.3911.400.00001917900023390275.2 LGJX-70/4012/2.727/2.7269.7340.67110.4013.600.000015310500058300511.3 LGJX-95/1526/2.157/1.6794.3915.33109.7213.610.00001897600035000380.8 LGJX-95/207/4.167/1.8595.1418.82113.9613.870.00001857600037200408.9 LGJX-95/5512/3.207/3.2096.5156.30152.8116.000.000015310500074205707.7 LGJX-95/55&12/3.207/3.2096.5156.30152.8116.000.000015310500078110707.7 LGJX-120/718/2.901/2.90118.89 6.61125.5014.500.00002126600027570379.0 LGJX-120/7012/3.607/3.60122.1571.25193.4018.000.000015310500098370895.6 LGJX-150/818/3.201/3.20144.768.04152.8016.000.00002126600032860461.4 LGJX-150/2024/2.787/1.85145.6818.82164.5016.670.00001967300046630549.4 LGJX-150/2526/2.707/2.10148.8624.25173.1117.100.00001897600054110601.0 LGJX-150/3530/2.507/2.50147.2634.36181.6217.500.00001788000065020676.2 LGJX-185/1018/3.601/3.60183.2210.18193.4018.000.00002126600040880584.0 LGJX-185/2524/3.157/2.10187.0424.25211.2918.900.00001967300059420706.1 LGJX-185/3026/2.987/2.32181.3429.59210.9318.880.00001897600064320732.6 LGJX-185/4530/2.807/2.80184.7343.10227.8319.600.00001788000080190848.2 LGJX-210/1018/3.801/3.80204.1411.34215.4819.000.00002126600045140650.7LGJX-210/2524/3.337/2.22209.0227.10236.1219.980.00001967300065990789.1 LGJX-210/3526/3.227/2.5211.7334.36246.0920.380.00001897600074250853.9 LGJX-210/5030/2.987/2.98209.2448.82258.0620.860.00001788000090830960.8 LGJX-240/3024/3.607/2.40244.2931.67275.9621.600.00001967300075620922.2 LGJX-240/4026/3.427/2.66238.8538.90277.7521.660.00001897600083370964.3 LGJX-240/5530/3.207/3.20241.2756.30297.5722.400.0000178800001021001108.0 LGJX-300/1542/3.007/1.67296.8815.33312.2123.010.00002146100068060939.8 LGJX-300/2045/2.937/1.95303.4220.91324.3323.430.000020963000756801002.0 LGJX-300/2548/2.857/2.22306.2127.10333.3123.760.000020565000834101058.0 LGJX-300/4024/3.997/2.66300.0938.90338.9923.940.000019673000922201133.0 LGJX-300/5026/3.837/2.98299.5448.82348.3624.260.0000189760001034001210.0 LGJX-300/7030/3.607/3.60305.3671.25376.6125.200.0000178800001280001402.0 LGJX-400/2042/3.517/1.95406.4020.91427.3126.910.000021461000888501286.0 LGJX-400/2545/3.337/2.22391.9127.10419.0126.640.000020963000959401295.0 LGJX-400/35&48/3.227/2.50390.8834.36425.2426.820.000020565000987051349.0 LGJX-400/3548/3.227/2.50390.8834.36425.2426.820.0000205650001039001349.0 LGJX-400/5054/3.077/3.07399.7351.82451.5527.630.0000193690001234001511.0 LGJX-400/6526/4.427/3.44398.9465.06464.0028.000.0000189760001352001611.0 LGJX-400/9530/4.1619/2.50407.7593.27501.0229.140.0000180780001713001860.0 LGJX-500/3545/3.757/2.50497.0134.36531.3730.000.0000209630001195001642.0 LGJX-500/4548/3.67/2.80488.5843.10531.6830.000.0000205650001281001688.0LGJF-50/86/3.201/3.2048.258.0456.299.600.00001917900016870204.9 LGJF-50/3012/2.327/2.3250.7329.5980.3211.600.000015310500042620390.6 LGJF-70/106/3.801/3.8068.0511.3479.3911.400.00001917900023390289.0 LGJF-70/4012/2.727/2.7269.7340.67110.4013.600.000015310500058300536.9 LGJF-95/1526/2.157/1.6794.3915.33109.7213.610.00001897600035000399.8 LGJF-95/207/4.167/1.8595.1418.82113.9613.870.00001857600037200429.3 LGJF-95/5512/3.207/3.2096.5156.30152.8116.000.000015310500078110743.0 LGJF-120/718/2.901/2.90118.89 6.61125.5014.500.00002126600027570398.0 LGJF-120/7012/3.607/3.60122.1571.25193.4018.000.000015310500098370940.4 LGJF-150/818/3.201/3.20144.768.04152.8016.000.00002126600032860484.5 LGJF-150/2024/2.787/1.85145.6818.82164.5016.670.00001967300046630577.0 LGJF-150/2526/2.707/2.10148.8624.25173.1117.100.00001897600054110631.0 LGJF-150/3530/2.507/2.50147.2634.36181.6217.500.00001788000065020710.0 LGJF-185/1018/3.601/3.60183.2210.18193.4018.000.00002126600040880613.0 LGJF-185/2524/3.157/2.10187.0424.25211.2918.900.00001967300059420741.4 LGJF-185/3026/2.987/2.32181.3429.59210.9318.880.00001897600064320769.2 LGJF-185/4530/2.807/2.80184.7343.10227.8319.600.00001788000080190890.6 LGJF-210/1018/3.801/3.80204.1411.34215.4819.000.00002126600045140683.2 LGJF-210/2524/3.337/2.232209.0227.10236.1219.980.00001967300065990828.6 LGJF-210/3526/3.227/2.5211.7334.36246.0920.380.00001897600074250896.6 LGJF-210/5030/2.987/2.98209.2448.82258.0620.860.000017880000908301008.8LGJF-240/4026/3.427/2.66238.8538.90277.7521.660.000018976000833701012.5 LGJF-240/5530/3.207/3.20241.2756.30297.5722.400.0000178800001021001163.0 LGJF-300/1542/3.007/1.67296.8815.33312.2123.010.00002146100068060986.8 LGJF-300/2045/2.937/1.95303.4220.91324.3323.430.000020963000756801052.0 LGJF-300/2548/2.857/2.22306.2127.10333.3123.760.000020565000834101111.0 LGJF-300/4024/3.997/2.66300.0938.90338.9923.940.000019673000922201190.0 LGJF-300/5026/3.837/2.98299.5448.82348.3624.260.0000189760001034001271.0 LGJF-300/7030/3.607/3.60305.3671.25376.6125.200.0000178800001280001472.0 LGJF-400/2042/3.517/1.95406.4020.91427.3126.910.000021461000888501350.3 LGJF-400/2545/3.337/2.22391.9127.10419.0126.640.000020963000959401359.8 LGJF-400/3548/3.227/2.50390.8834.36425.2426.820.0000205650001039001416.5 LGJF-400/5054/3.077/3.07399.7351.82451.5527.630.0000193690001234001586.6 LGJF-400/6526/4.427/3.44398.9465.06464.0028.000.0000189760001352001691.6 LGJF-400/9530/4.1619/2.50407.7593.27501.0229.140.0000180780001713001953.0 LGJF-500/3545/3.757/2.50497.0134.36531.3730.000.0000209630001195001724.0 LGJF-500/4548/3.67/2.80488.5843.10531.6830.000.0000205650001281001772.0LLBJ-50/86/3.201/3.2048.258.0456.299.600.00002007140017660185.2 LLBJ-50/3012/2.327/2.3250.7329.5980.3211.600.00001699110044440236.2 LLBJ-70/106/3.801/3.8068.0511.3479.3911.400.00002007140023360261.3 LLBJ-70/4012/2.727/2.7269.7340.67110.4013.600.00001699110060590462.1 LLBJ-95/1526/2.157/1.6794.3915.33109.7213.610.00002007120035390362.7 LLBJ-95/207/4.167/1.8595.1418.82113.9613.870.00001977340037710385.7 LLBJ-95/5512/3.207/3.2096.5156.30152.8116.000.00001699110079401639.6 LLBJ-95/55&12/3.207/3.2096.5156.30152.8116.000.00001699110083580639.6 LLBJ-120/718/2.901/2.90118.89 6.61125.5014.500.00002176360028020371.0 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OPGW-LG113/3.151/10.2101.3137.53138.8416.500.000015011652272000650 OPGW-LG215/2.851/11.195.6952.59148.2816.800.0000120169540150000880 OPGW-BRL1*134.1016.000.000014919180094900700 OPGW-BRL2*224.2016.900.0000140171600129600861 OPGW-BRL175.0016.000.000014919180094900700 OPGW-BRL2105.0016.900.0000140171600129600861 OPGW-WJY90.0012.900.000016910200058800407 OPGW-WJY191.7012.850.000016810310057855416 OPGW-WJY299.9013.350.000017210000060135438 OPGW-2SM92.0012.850.000016810310057855418 ACS-41/414/3.64/3.615.7082.0097.7013.200.000015611000065500445 OPGW-C41/414/3.64/3.615.7082.0097.7013.200.000015611000058000445 OPGW-C79/4916/2.510/2.515.10118.00143.1015.800.00001669700082000605 OPGW-3771124.9514.400.000015811157385103602 OPGW-377298.1612.710.0000164106535.863239450 OPGW-4919146.6016.000.00001729650085000618OPGW-492196.8413.250.000016310420062000448 OPGW-QM0193.7613.250.000016310420062000448 OPGW-56/3691.7412.900.00001569830060800423 ADSS-1515.0011.80-0.000002012000013500109 OPGW-150-112/3.35/3.3102.6042.77149.3016.500.00001769520080000623 OPGW-150-23/3.314/3.325.66119.70149.3016.500.0000134145900150000929 OPGW-15512/3.37/3.3102.6053.30155.9016.500.00001729650080000658 OPGWT-ML2135.6516.200.0000164101449.680123632 OPGWT-TC114/3.35/3.3106.5042.77149.3016.500.00001769520076000623 OPGWT-TC213/3.36/3.329.60119.70149.3016.500.0000134145900142500929 OPGW-QMT112/3.27/3.296.5048.25146.6016.000.00001729650085550618 OPGW-QMT210/2.659/2.6596.8413.250.000016310420062200448 OPGW-QMK116/2.510/2.6143.0715.800.00001669700082000605 OPGWT-LG148.1191.05139.1616.480.000015610795070063685 OPGWT-LG236.28102.83139.1115.900.000015810598071212654 OPGWT-BRL118/2.371/11.179.4150.20129.6116.400.000016516600076475661 OPGWT-BRL215/2.621/10.480.8721.57141.1915.600.000016416580078470643 OPGWT-ALC15/3.2512/3.2599.5042.80142.4016.500.00001758860077330620 OPGWT-ALC26/3.2512/3.2599.5051.10150.6016.500.00001719260087115655 OPGWT-COR1154.3016.500.00001659800084550660 OPGWT-XX110/3.309/3.385.5074.14160.0016.500.000016610400084550675 OPGWT-XX218/3.21/3.096.5048.30152.0016.000.00001749600076950610 OPGWT-NKT112/3.27/3.296.5156.29152.8016.000.00001778800079040583 OPGWT-NKT212/3.27/3.296.5156.29152.8016.000.00001729200087020616 OPGWT-HT110/3.29/3.280.4056.28136.6816.000.00001689959080360609 OPGWT-HT212/3.17/3.190.6045.30135.9015.500.000017459733076304566 OPGW-DAB(AY/ACS44/44)104.3013.700.0000156011000071000480 OPGW-ZLC1119.0514.400.00001620110465.674930549 OPGW-SX140.3822.8063.1811.000.0000171510000042440277.4 OPGW-SX231.6740.7276.5412.000.0000150011900058000408.0 OPGW-SX330.5230.5261.1010.800.0000159011360046700318.0 OPGW-SX423.9041.8166.0011.000.0000173010300041000297.0 OPGW-SX558.070.0058.0710.900.0000155010900038300299.0 OPGW-SX630.5230.5261.0410.800.0000164010700039000295.0 OPGW-SXK13/3.73/3.732.2532.2564.5011.000.0000159011350045400320.7 OPGW-SXK23/3.73/3.732.2532.2566.6411.000.0000160010700044600310.2JL/LB14-50/86/3.21/3.248.258.0456.299.60.57251970007200019060189.8 JL/LB14-50/3012/2.327/2.3250.7329.5980.3211.60.5011640009400050600352.6 JL/LB14-70/106/3.801/3.868.0511.3479.3911.40.40591970007200026080267.7 JL/LB14-70/4012/2.727/2.7269.7340.67110.413.60.36451640009400069200484.3JL/LB14-95/5512/3.207/3.2096.5156.3152.81160.2634164009400093620670.3JL/LB14-120/718/2.901/2.90118.89 6.61125.514.50.2391216006400028740374.9 JL/LB14-120/7012/3.607/3.60122.1571.25193.4180.20811640094000115000848.4 JL/LB14-185/1018/3.601/3.60183.2210.18193.4180.1551216006400042960577.3 JL/LB14-185/3026/2.987/2.32181.3429.59210.9318.880.1533197007200072550713 JL/LB14-185/4530/2.807/2.80184.7343.1227.8319.60.1483189007700092180819.6JL/LB14-210/1018/3.801/3.80204.1411.34215.48190.1392216006400047860643.1 JL/LB14-210/3526/3.227/2.50211.7334.36246.0920.380.1314197007200083380934.8 JL/LB14-210/5030/2.987/2.98209.2448.82258.0620.860.1311890077000104400928.4 JL/LB14-240/3024/3.607/2.0244.2931.67275.9621.60.1146202007000083740901.2 JL/LB14-240/4026/3.837/2.98209.2448.82258.0620.860.1164197007200093070928.4 JL/LB14-240/5530/3.207/3.20241.2756.3297.5722.40.113618900770001175001070.5JL/LB14-300/4024/3.997/2.66300.0938.9338.9923.940.0933220200700001029001107.1 JL/LB14-300/5026/3.837/2.98299.5448.82348.3624.260.0928419700720001168001177.3 JL/LB14-300/7030/3.607/3.60305.3671.25376.6125.20.0897418900770001443001354.9 JL/LB14-400/3548/3.227/2.50390.8834.36425.2426.820.0724121000670001129001326.3 JL/LB14-400/5054/3.077/3.07399.7351.82451.5527.630.0701920200700001375001476.8 JL/LB14-400/6526/4.427/3.44398.9465.06464280.069719700720001536001568.2 JL/LB14-400/9530/4.1619/2.50407.7593.27501.0229.140.0672818900770001968001798JL/LB14-500/3545/3.757/2.5497.0134.36531.37300.0571921300650001280001619.1 JL/LB14-500/4548/3.607/2.8488.5843.1531.68300.0579221000670001389001658.9 JL/LB14-500/6554/3.447/3.44501.8865.06566.9430.960.0559120200700001726001854.1 JL/LB14-630/4545/4.207/2.8623.4543.1666.5533.60.0455921300650001605002031 JL/LB14-630/5548/4.127/3.2639.9256.3696.2234.320.0442321000670002080002171.7 JL/LB14-630/8054/3.8719/2.32635.1980.32715.5134.820.0442120300700002149002334JL/LB14-800/5545/4.807/3.2814.356.3870.638.40.0349121300650002080002654.5 JL/LB14-800/7048/4.637/3.6808.1571.25879.438.580.0350221000670002248002743.7。
地线弧垂表
呼高(m) 33
档距 599 611
代表档距 564
悬挂点 高差 25.4 代表档距 564 2.22172 21.9 0.4 18.2 6 564 564 546 546 546 546 459 459 459 459 459 459 483 2.22172 2.22172 2.20332 2.20332 2.20332 2.20332 2.08927 2.08927 2.08927 2.08927 2.08927 2.08927 2.12536
光缆弧垂
0℃ 19.95 20.75 10.51 6.68 25.55 5.97 17.58 2.37 2.28 20.57 2.72 12.24 8.32 18.62 10℃ 20.32 21.13 10.70 6.81 26.05 6.09 17.93 2.44 2.35 21.15 2.79 12.58 8.55 19.10
/
20℃ 19.56 13.08 18.91 3.55 10.71 5.40 9.38 4.01 23.92 4.38 6.52 21.06 6.29 24.40
m
30℃ 20.03 13.39 19.36 3.63 10.97 5.53 9.61 4.10 24.41 4.47 6.65 21.49 6.46 25.03
光缆弧垂
0℃ 12.79 2.68 3.72 6.52 5.33 5.06 10℃ 13.28 2.79 3.94 6.90 5.64 5.36
/
20℃ 13.77 2.89 4.157.28 5.95 5.67m
30℃ 14.26 2.99 4.37 7.66 6.27 5.99
230 30 287 42 380 60 344 30 338 21 338 343
各类导线主要参数
464.00 28.00 0.07236 135200 501.02 29.14 0.07087 171300 531.37 30.00 0.05812 119500 531.68 30.00 0.05912 128100 566.94 30.96 0.05760 154000 666.55 33.60 0.04633 148700 696.22 34.32 0.04514 164400 715.51 34.82 0.04551 192900 870.60 38.40 0.03547 191500 38.58 0.03574 38.98 0.03635
18/2.90 1/2.90 118.89 7/4.72 7/2.10 122.48
120/20 26/2.38 7/1.85 115.67 120/70 12/3.60 7/3.60 122.15 18/3.20 1/3.20 444.76 150/20 24/2.76 7/1.85 145.68 150/25 26/2.70 7/2.10 148.86 150/35 30/2.50 7/2.50 147.20 185/10 18/3.60 1/3.60 183.22 185/25 24/3.15 7/2.10 187.04 185/30 26/2.98 7/2.32 181.34 185/45 30/2.80 7/2.80 184.73 210/10 210/25 210/35 210/50 18/3.80 24/3.33 26/3.22 30/2.98 1/3.80 7/2.22 7/2.50 7/2.98 204.14 209.02 211.73 209.24
各类导线主要参数
导线型号 外径 mm 计算拉断 力 N 重 量 kg/km(kg/m)
输电线路导线参数LGJ、JKLYJ、JKLGYJ
表2.1.2.1-2 LGJ型钢芯铝绞线规格
表2.1.2.1-3 15kV JKL（G）YJ型架空绝缘导线技术参数表
表2.1.2.1-4 镀锌钢绞线技术参数表
表3.1.2.3-2 交联聚乙烯平行集束绝缘架空电缆
表 3.1.2.3-3 BV、BLV型450/750V铜芯和铝芯聚氯乙烯绝缘电线
变压器额定电流的计算公式为输入额定电流：容量/√3/输入电压/效率输出额定电流：容量/√3/输出电压例如: 10KV/0.4KV 200KVA 效率0.95 的油侵变压器高压侧最大额定电流为12A 低压侧最大额定电流为288A
二次侧近似1.44*KVA(变压器容量,规格10kV/0.4kV)
口诀a ：
容量除以电压值，其商乘六除以十。
单位KV
对于高压为10KV低压为0.4KV的50KVA的变压器二次侧的最大电流是:50*1.44=72A。
10kV线路_设计_规范标准
· 2 10kV架空配电线路总体说明2.1 总体说明2.1.1规划原则2.1. 1.1、供电区分类根据《中国南方电网公司110kV及以下配电网规划指导原则》，按行政级别、城市重要性、经济地位和负荷密度等条件将供电地区划分为四级、供电分区划分为六类。
配电网设备按照不同地区级别、不同供电分区装备技术要求有所差异，满足不同负荷密度下、不同供电分区的需要。
表2.1.1.1-1 地区级别划分表表2.1.1.1-2 地区级别与供电分区分类对照表2.1. 1.2、中压配电网安全准则及电网结构表2.1. 1.2-1 中压配电网安全准则及网络结线方式（1）10kV配电线路的长度应满足末端电压质量的要求，各类供电区线路长度宜控制在以下围：A类3km，B类4km，C、D类6km，E类10km，F类15km，E、F类供电区的线路长度根据实际情况综合考虑。
（2）A、B、C、D类供电区10kV线路应实现绝缘化，E类宜实现绝缘化。
（3）同一地区同类供电区中压配电网的结线方式应尽量减少并标准化。
电缆环网结线方式每回线路主回路的环网节点不宜过多。
架空线路应合理设置分段点，减少故障停电围。
在配电网络规划与建设改造中，应根据规划导则，结合地区配电网络的实际情况，通过对供电区域的用电性质、负荷密度的分析与研究，确定安全可靠、经济实用的配电网络接线方式。
（4）各种网络结线方式示意图为：单环网接线方式多分段单联络接线方式单环网、多分段单联络都是通过主干线路末端之间的直接联络，实行环网接线，开环运行。
这种接线具有运行方便、结线简单、投资省、建设快等特点；对于架空线路，只要在主干线路上安装若干台杆上开关即能实现。
当主干线路任一段线路或环网设备故障、检修时，可通过分段开关切换，确保非故障段（非检修段）正常供电，大大提高了系统供电可靠性。
但该接线方式要求每条线路具有50%的备供能力，即正常最大供电负荷只能达到该线路安全载流量的1/2，以满足配电网络N-1安全准则要求；一般每条线路配变装接容量不超过10MVA 。
LGJ、JKLYJ、JKLGYJ.....输电线路导线参数
7/
46630
150/25
26/
7/
54110
150/35
30/
7/
65020
185/10
18/
1/
40880
185/25
24/
7/
59420
185/30
26/
7/
64320
185/45
30/
7/
80190
240/30
24/
7/
75620
240/40
26/
7/
83370
240/55
30/
7/
102100 1108
表 2.1.2.1-2 LGJ 型钢芯铝绞线规格 股数/直径(mm) 计算截面(mm2)
铝 标称截面(mm2)
钢
铝
钢
外径 (mm)
直流电阻 不大于 (Ω/km)
计算拉 断力(N)
单位重 量
(kg/km)
35/6
6/
1/
12630
50/8
6/
1/
16870
50/30
12/
7/
42620
70/10
6/
1/
130 101
4×50
66008 28044 1975 737
158 126
4×70
93844 41416 2721
202 158
3×6+1×4
8190
3552
248 112
49
39
3×10+1×6
13828 5281
388 165
59
46
3×16+1×10
19929 9186
输电线路导线参数LGJ、JKLYJ、JKLGYJ
输电线路导线参数LGJ、JKLYJ、JKLGYJ表2.1.2.1-2 LGJ型钢芯铝绞线规格标称截⾯(mm2) 股数/直径(mm) 计算截⾯(mm2)外径(mm)直流电阻不⼤于(Ω/km)计算拉断⼒(N)单位重量(kg/km) 铝钢铝钢35/6 6/2.72 1/2.72 34.86 5.81 8.16 0.8230 12630 141.0 50/8 6/3.20 1/3.20 48.25 8.04 9.60 0.5946 16870 195.1 50/30 12/2.32 7/2.32 50.73 29.59 11.60 0.5692 42620 372.0 70/10 6/3.80 1/3.80 68.05 11.34 11.40 0.4217 23390 275.2 70/40 12/2.727/2.72 69.73 40.67 13.60 0.4141 58600 511.3 95/15 26/2.15 7/1.67 94.39 15.33 13.61 0.30581 35000 380.8 95/20 7/4.167/1.85 95.14 18.82 13.87 0.3019 37200 408.9 95/55 12/3.20 7/3.20 96.51 56.30 16.000 0.2992 78110 707.7 120/7 18/2.901/2.90 118.89 6.61 14.50 0.2422 27570 379.0 120/20 26/2.38 7/1.85 115.67 18.82 15.07 0.2496 41000 466.8 120/25 7/4.72 7/2.10 122.48 24.25 15.74 0.2345 47880 526.6 120/70 12/3.60 7/3.60 122.15 71.25 18.00 0.2364 98370 895.6 150/8 18/3.20 1/3.20 144.76 8.04 16.00 0.1989 32860 461.1 150/20 24/2.78 7/1.85 145.68 18.82 16.67 0.1980 46630 549.4 150/25 26/2.70 7/2.10 148.86 24.25 17.10 0.1939 54110 601.0 150/35 30/2.50 7/2.50 147.26 34.36 17.50 0.1962 65020 676.2 185/1018/3.60 1/3.60 183.22 10.18 18.00 0.1572 40880 584.0 185/25 24/3.15 7/2.10 187.04 24.25 18.90 0.1542 59420 706.1185/30 26/2.98 7/2.32 181.34 29.59 18.88 0.1592 64320 732.6 185/45 30/2.80 7/2.80 184.73 43.10 19.60 0.1564 80190 848.2 240/30 24/3.60 7/2.40 244.29 31.67 21.60 0.1181 75620 922.2 240/40 26/3.42 7/2.66 238.85 38.90 21.66 0.1209 83370 964.3 240/55 30/3.20 7/3.20 241.27 56.30 22.40 0.1198 102100 1108表2.1.2.1-3 15kV JKL（G）YJ型架空绝缘导线技术参数表导线规格导体直径参考值(mm)导线计算外径(mm)导体拉断⼒(N)单位重量(kg/km)载流量(A)JKLYJ30 7.0 18.7 5177 290 147 50 8.3 20.1 7011 350 178 70 10.0 22.0 10354 430 235 95 11.6 24.0 13727 530 295 120 13.0 25.5 17339 620 345 150 14.6 27.3 21033 730 395 185 16.2 29.0 26732 850 460 240 18.4 31.5 34679 1030 920.9JKLGYJ25/4 6.6 14.3 9290 224.75 135 35/6 7.8 15.4 12630 275.4 160 50/8 9.1 16.8 16870 345.04 195 70/10 10.9 18.5 23390443.52 24595/15 12.9 20.7 35000 575.53 300120/20 14.4 22.4 41000 697.41 350150/25 16.1 23.6 54110 773.95 400185/30 17.8 25.7 64320 952.62 460240/40 20.3 28.3 83370 1195.6 550 表2.1.2.1-4 镀锌钢绞线技术参数表标称截⾯(mm2) 计算截⾯(mm2) 计算外径(mm)股数/直径(mm)单位重量(kg/km)瞬时破坏应⼒(N/mm2)备注35 37.15 7.8 7/2.6 318.2 117650 49.46 9.0 7/3.0 423.7 117670 72.19 11.0 19/22 615.0 1176 芯数型号规格(mm2)电缆外径（mm）理论重量（kg/km）载流量（A）1芯JKLYJ 10 6.5 43.61 68 16 8 63.63 93 25 9.4 92.34 125 35 11 127.38 150 50 12.3 175.46 185 70 14.1 238.18 235 95 16.5 322.69 295 120 18.1 393.82 345 150 20.2 490.33 395 185 22.5 611.73 460 240 25.6 772.48 5501芯JKLGYJ10/2 11 119.25 68 16/3 11.9 150.01 93 25/4 13.3 200.48 125 35/6 14.4 248.96 150 50/8 15.8 315.82 185 70/10 17.5 410.93 235 95/15 19.5 531.45 295 120/20 21.2 649.29 345 150/25 22.4 722.98 395 185/30 24.5 896.67 460 240/40 27.1 1133.48 550表3.1.2.3-2 交联聚⼄烯平⾏集束绝缘架空电缆芯数及标称截⾯(mm2)导体直径(mm)导体拉断⼒(N) 单位重量(kg/km) 参考载流量(A)铜芯铝芯铜芯铝芯铜芯铝芯2×6 2.76 4457 1927 133 59 49 40 2×10 3.8 6942 3300 213 90 71 55 2×16 4.8 10972 5024 337 137 97 75 2×25 6.0 16930 7524 509 200 128 100 2×357.0 23462 10354 709 276 158 122 2×508.4 33004 14022 987 368 194 148 2×7010 46922 20708 1360 484 240 189 2×9511.6 63518 27454 1840 664 290 230 2×12013.0 79822 34678 2298 812 347 270 4×6 2.76 8938 3853 276 119 45 37 4×10 3.8 13884 6600 428 181 59 46 4×16 4.8 21944 10048 677 281 79 63 4×25 6.0 33860 15048 1022 403 104 83 4×357.0 46924 20708 1423 556 130 101 4×508.4 66008 28044 1975 737 158 126 4×7010.0 93844 41416 2721 202 158 3×6+1×4 2.76 8190 3552 248 112 49 39 3×10+1×6 3.8 13828 5281 388 165 59 46 3×16+1×10 4.8 19929 9186 619 260 79 63 3×25+1×16 6.0 30886 13798 936 373 104 83 3×35+1×257.0 43658 19293 1329 524 130 1013×50+1×358.4 63217 26210 1841 696 158 126 3×70+1×5010.0 86885 38073 2542 932 202 158 3×95+1×7011.0 118738 51535 3458 1261 248 194 3×120+1×9513.0 151492 65744 4364 1548 292 227表 3.1.2.3-3 BV、BLV型450/750V铜芯和铝芯聚氯⼄烯绝缘电线标称截⾯mm2导电线芯mm绝缘厚度mm平均外径上限mm20℃时导体电阻Ω/km不⼤于电缆重量（kg/km）铜芯铝芯铜芯铝芯1.5 1/1.38 0.7 3.3 12.1 - 20.1 -2.5 1/1.78 0.83.9 7.41 11.8 32.0 16.5 4 1/2.25 0.84.4 4.61 7.39 46.8 22.1 6 1/2.76 0.8 4.9 3.08 4.91 66.5 29.5 10 7/1.35 1.0 7.0 1.83 3.68 116 54.3 16 7/1.70 1.0 8.0 1.15 1.91 176.5 77.3 25 7/2.14 1.2 10.0 0.727 1.20 277.7 119.9 35 7/2.52 1.2 11.5 0.524 0.868 375.0 156.1 50 19/1.78 1.4 13.0 0.387 0.641 501.3 205.4 70 19/2.14 1.4 15.0 0.268 0.443 706.5 278.8 95 19/2.52 1.6 17.5 0.193 0.320 974.4 383.2 120 37/2.03 1.6 19.0 0.153 0.253 1209.8 466.7 150 37/2.25 1.8 21.0 0.124 0.206 1498.6 570.7 185 37/2.52 2.0 23.5 0.0991 0.164 1865.0 714.3 240 61/2.24 2.2 26.6 0.0754 0.125 2410.0 898.0 300 61/2.50 2.4 29.6 0.0601 0.100 3004.1 1114.1 400 61/2.89 2.6 33.2 0.0470 0.0778 3978.6 1458.6。
输电线路导线参数LGJ、JKLYJ、JKLGYJ
表2.1.2.1-2 LGJ型钢芯铝绞线规格
表2.1.2.1-3 15kV JKL（G）YJ型架空绝缘导线技术参数表
表2.1.2.1-4 镀锌钢绞线技术参数表
表3.1.2.3-2 交联聚乙烯平行集束绝缘架空电缆
表 3.1.2.3-3 BV、BLV型450/750V铜芯和铝芯聚氯乙烯绝缘电线
变压器额定电流的计算公式为输入额定电流：容量/√3/输入电压/效率输出额定电流：容量/√3/输出电压例如: 10KV/0.4KV 200KVA 效率0.95 的油侵变压器高压侧最大额定电流为12A 低压侧最大额定电流为288A
二次侧近似1.44*KVA(变压器容量,规格10kV/0.4kV)
口诀a ：
容量除以电压值，其商乘六除以十。
单位KV
对于高压为10KV低压为0.4KV的50KVA的变压器二次侧的最大电流是:50*1.44=72A。
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