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1、结构防火设计计算书1，设计依据建筑钢结构防火技术规范钢结构设计标准GB51249-2017GB50017-20172、设计参数结构重要性系数火灾前室内温度T8O火灾前构件温度TSO1.0020.0020.00:结构钢:以纤维类物质为:5.OOs钢材类型火灾升温曲线类型主时间计算步长3、火灾下的温度工况内力表单位：kN、kN.m单元号工况号位置NQ2Q3TM2M33-2i-28.03-0.780.28-O.OO-2.07-5.773-2J-28.03-0.780.28-O.OOO.OO-O.OO1-2i-29.430.78-0.28-O.OOO.OOO.OO1-2J-29.430.78-0.28
2、-O.OO-2.07-5.7739-2i-279.690.89-0.28-O.OOO.872.7539-2j-279.690.89-0.28-O.OO-O.87-2.7537-2i-2.170.000.00O.OOO.OOO.OO37-2j-2.170.000.00O.OOO.OOO.OO36-2i-637.120.000.00O.OOO.OOO.OO36-2J-637.120.000.00O.OOO.OOO.OO35-2i-762.510.000.00O.OOO.OOO.OO35-2J-762.510.00000O.OOO.OOO.OO32-2i-49.650.00-0.00-0.000.0
3、00.0032-2j-49.650.00-0.00-0.00-0.00-0.0030-2i-27.510.000.0()0.00-0.000.0030-2j-27.510.000.000.000.00-0.0028-2i-762.510.000.000.000.000.0028-2j-762.510.000.000.000.000.0026-2i-77.52-0.000.000.00-0.00-0.0026-2j-77.52-0.000.000.000.000.0025-2i-68.590.00-0.000.000.000.0025-2j-68.590.00-0.000.00-0.00-0.0
4、024-2i-0.00-1.154.200.00-10.7110.5724-2j-0.001.151.200.000.00-0.0022-2i-65.920.000.000.00-0.000.0022-2j-65.920.000.000.000.00-0.0020-2i-50.86-0.000.00-0.00-0.00-0.0020-2j-50.86-0.000.00-0.000.000.0018-2i-30.830.000.00-0.00-0.000.0018-2j-30.830.000.00-0.000.00-0.0017-2i-652.300.000.000.000.000.0017-2
5、J-652.300.000.000.000.000.0016-2i-981.060.000.OO0.000.000.0016-2j-981.060.000.000.000.000.0014-2i-457.530.000.000.000.000.0014-2j-457.530.000.000.000.000.0013-2i-457.530.000.000.000.000.0013-2j-457.530.000.000.000.000.0011-2i-0.000.003.30-0.00-0.000.0011-2j-0.000.003.30-0.0010.60-0.0010-2i-0.03-5.30
6、-0.400.001.27-17.0210-2J-0.03-5.30-0.400.00-0.000.009-2i-11.890.000.00-0.00-0.000.009-2j-11.890.000.00-0.000.00-0.008-2i-8.58-0.000.00-0.00-0.00-0.008-2j-8.58-0.000.00-0.000.000.006-2i-12.66O.OO-O.OOO.OOO.OOO.OO62j-12.66O.OO-O.OOO.OO-O.OO-O.OO2-2i-457.53O.OOO.OOO.OOO.OOO.OO2-2j-457.53O.OOO.OOO.OOO.O
7、OO.OO4、组合内力表4.1荷载组合序号荷载组合名称1组合1:恒0+活1+温度12组合2:恒0+活1+风2+温度14.2组合内力单位：kN、kN.n单元号组合号位置NQ2Q3TM2M331i-28.74-O.89-O.62-O.OO4.61-36.0931J-20.70-9.16-O.62-O.OO-O.OOO.OO32i-28.74-O.88-O.60-O.OO4.45-35.4532J-20.85-8.99-O.60-O.OO-O.OOO.OO11i-39.539.95O.62-O.OO-O.OOO.OO11j-25.94-4.02O.62-O.OO4.61-36.0912i-39.32
8、9.76O.60-O.OO-O.OOO.OO12J-26.04-3.89O.60-O.OO4.45-35.45391i-278.07-1.63O.63O.OO-1.94-23.26391J-270.21-14.35O.63O.OO1.9436.52392i-278.12-1.560.61O.OO-1.87-22.98392j-270.28-14.230.61O.OO1.8736.20371i4.83C).OOO.OOO.OOO.OOO.OO371j4.83O.OOO.OOO.OOO.OOO.OO372i4.66O.OOO.OOO.OOO.OOO.OO372j4.66O.OOO.OOO.OOO.
9、OOO.OO361i-637.129.33O.OOO.OOO.OO16.15361j-637.12-9.33O.OOO.OOO.OO16.15362i-637.128.89-0.040.000.0715.34362j-637.12-8.890.()10.000.0715.34351i-762.518.04-0.000.000.0012.00351J-762.51-8.04-0.000.000.0012.00352i-762.517.47-0.090.000.1511.11352j-762.51-7.470.090.000.1511.11321i-47.469.66-0.00-0.000.000
10、.00321j-52.29-9.66-0.00-0.00-0.000.00322i-47.239.06-0.00-0.000.000.00322J-51.87-9.06-0.00-0.00-0.000.00301i-28.854.48-0.000.000.000.00301j-26.61-4.48-0.000.00-0.00-0.00302i-28.674.30-0.000.000.000.00302J-26.51-4.30-0.000.00-0.00-0.00281i-760.109.660.000.00-0.0013.34281j-764.93-9.660.000.00-0.0013.34
11、282i-760.199.060.000.00-0.0012.50282j-764.84-9.060.000.00-0.0012.50261i-86.7011.320.000.00-0.000.00261j-68.38-11.320.000.000.000.00262i-86.3110.370.000.00-0.000.00262j-68.59-10.370.000.000.000.00251i-64.3114.35-0.000.000.000.00251j-72.64-14.35-0.000.00-0.000.00252i-64.7413.87-0.000.000.000.00252J-72
12、.75-13.87-0.000.00-0.000.00241i-0.0037.764.390.00-11.1986.13241j-0.0029.80-1.390.000.00-0.00242i-0.0036.671.170.00-11.3883.69242j-0.0028.974.450.000.00-0.00221i-61.7910.100.000.00-0.000.00221j-69.40-10.100.000.000.000.00222i-62.189.800.000.00-0.000.00222j-69.52-9.800.000.000.000.00201i-52.185.890.00
13、-0.00-0.000.00201j-49.24-5.890.00-0.000.000.00202i-52.315.640.00-0.00-0.000.00202J-49.49-5.640.00-0.000.000.00181i-33.6511.380.00-0.00-0.000.00181j-27.99-11.380.00-0.000.000.00182i-33.6410.950.00-0.00-0.000.00182j-28.20-10.950.00-0.000.000.00171i-649.4711.38-0.000.000.0017.92171J-655.14-11.38-0.000.
14、000.0017.92172i-649.5810.95-0.000.000.0017.23172j-655.03-10.95-0.000.000.0017.23161i-979.595.89-0.000.000.005.60161J-982.53-5.89-0.000.000.005.60162i-979.655.64-0.000.000.005.36162j-982.47-5.64-0.000.000.005.36141i-461.6914.35-0.000.000.0027.61141j-453.37-14.35-0.000.000.0027.61142i-461.5313.87-0.00
15、0.000.0026.68142j-453.53-13.87-0.000.000.0026.68131i-466.6911.320.000.00-0.0022.12131j-448.37-11.320.000.00-0.0022.12132i-466.4010.370.000.00-0.0020.24132j-448.67-10.370.000.00-0.0020.24111i5.41-16.513.73-0.00-0.00-0.00111J14.28-43.553.73-0.0011.9696.39112i5.22-15.503.60-0.00-0.00-0.00112j13.70-40.5
16、33.60-0.0011.5589.91101i15.1840.56-0.07-0.000.2385.00101j5.4710.93-0.07-0.000.00-0.00102i14.7836.77-0.35-0.000.6977.04102j5.489.90-0.05-0.000.00-0.009Ii-12.778.040.00-0.00-0.000.0091j-12.77-8.040.00-0.000.000.0092i-12.517.52-0.08-0.000.000.0092j-12.51-7.520.08-0.000.000.0081i-9.059.33-0.00-0.000.000
17、.0081J-9.05-9.33-0.00-0.00-0.000.0082i-8.918.83-0.05-0.000.000.0082J-8.91-8.830.05-0.000.000.0061i-17.738.600.00-0.00-0.000.0061J-10.15-8.830.00-0.000.000.0062i-17.538.12-0.27-0.000.000.0062J-10.14-8.330.28-0.000.000.0021i-466.920.Il0.00-0.000.000.0021j-440.19-1.470.00-0.000.001.4722i-466.880.410.00
18、-0.000.000.0022j-440.26-1.460.00-0.000.001.465、设计结果表D膨胀型单元号火灾持续时间（h）等效热阻(2ri)构件温度TCC）临界温度Td（临界温度法）应力比（承载力法）强度2轴稳定3轴稳定31.500.26591.00594.12-11.500.26591.00594.32-一391.5049.4576.00402.86-371.500.30652.00663.00-一361.502.31141.00395.24-351.501.68166.00396.92-一321.500.24624.00643.12-一301.500.23640.00650.
19、30-281.501.68166.00401.27-一261.500.25606.00616.23-251.500.26586.00602.39-241.500.34481.00481.02-一221.500.26585.00603.15-一201.500.23637.00647.56181.500.25604.00613.07-171.502.21144.00394.82-一161.501.11211.00410.50-141.504.82106.00386.66-131.5()4.82106.00387.83-一111.500.38441.00442.82-101.500.27562.00606.09-一91.500.23634.00644.4981.500.23642.00643.45-一61.500.23636.00646.19-21.504.82106.00383.20-
