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1、柱正截面承载力计算层 次柱A柱B柱C柱A柱B柱C柱A柱B柱C组合类型I Mmax | NI Nmax | MN M1UTNT三M253.40288.74273.78336.7517.120.0048.7720.961.41N173.97494.48493.74463.09609.06570.4696.31485.22484.09Y M/KN m202.72230.99219.0239.02Y N/KN139.18395.58394.9977.05e 二 Y M/y N/mm1456.56583.93554.50506.39e 二M/N/mm0727.1828.100.0043.202.92e
2、二max(20,h/30)/mam20.0020.0020.0020.0020.0020.0020.0020.0021.00e =e +e /mmi011476.56603.93574.50747.1848.1020.0020.0063.2023.92g =0.5f A/KN12.844.524.533.862.933.1323.203.683.691cl =1.25H/mm5625.005625.005625.005625.005625.005625.005625.005625.005625.00111.2511.2511.2511.2511.2511.2511.2511.25n=i+ lo
3、/h 1(2)比251400h1 2h1.0301.071.071.061.873.103.101.672.76e=ne +0.5h -a /mm1716.09843.47814.04986.72287.64259.54259.54302.73263.46iusx=N/( a f b)/mm19.4755.3355.2464.7785.1879.7810.7867.8667.711 c判别大偏心X gh=255.75h)大大大大大大大大大匕Ng a f bhee 兀ic o+ gN -0.43a f bh2be ic 0+a f bh(p -g)(h a)1 c 0J L Q a大偏压A =A
4、 1133.581037.84961.10-1294.19-1661.95-1566.58-99.58-1351.19-1348.29ss小偏压A =A P bh/mm21750.001750.001750.001750.001750.001750.001750.001750.001750.002As3500.003500.003500.003500.003500.003500.003500.003500.003500.004n选用配筋（P -g）（h -a） i c441.09425425425425425425425425二J503.12434.43126.1613.120.00306.0
5、716.037.88N 1100.622382.622284.44880.123003.342693.45235.052086.331790.63Y M/KN m352.86402.49347.55244.85Y N/KN880.501906.101827.55188.04e 二 Y M/y N/mm400.75211.16190.171302.13e 二M/N/mm143.344.370.007.684.40e 二max(2U,h/3U)/mam20.0020.0020.0020.0020.0021.0020.0020.0021.00e =e +e /mmiU1420.75231.16210
6、.17163.3424.3721.0020.0027.6821.00g =0.5f A/KN1cl =1.25H/mm02.030.940.982.030.600.669.510.861.005625.005625.005625.005625.005625.005625.005625.005625.005625.00n=t+ 曲一()2151400 件 h 1 2h0 1.10e=ne +0.5h -a /mmi0 s x=N/( a f b)/mm1c判别大偏心X gbh0660.29123.15匕Na f bh,N -0.43afbh2b-e -ic+a f bh(p -g)(h a)t
7、c 01b0s大偏压A =A 小偏压A =A P bh/mm2min2As选用配筋/mm211.2511.2511.2511.2511.2511.2511.2511.251.171.201.262.032.333.102.303.00468.08266.590.56448.79255.60402.88246.89246.40259.54261.20260.54123.09420.05376.7126.30291.79250.442303.971750.004607.94_5025,As=2454712.501493.402536.293032.811750.006065.63625,As=29
8、45744.143014.671750.005072.58_5025,As=2454737.052913.87546.611750.003500.0042567.191134.650.8477.221750.003500.004 25,As=19647.043829.400.810.67-527.881750.003500.004250.003443.39-233.611750.003500.00425398.61204.02918.221750.003500.0042518.752607.85-916.651750.003500.0042510.022225.50Y M/KN m570.00
9、595.31589.64318.89Y N/KN1194.722411.742331.09163.21e 二 Y M/y N/mm477.10246.84252.951953.84e 二M/N/mm59.221.840.007.19e 二max(20,h/30)/mam20.0020.0020.0020.0020.0020.0020.0020.0020.00e =e +e /mm497.10266.84272.9579.2221.8420.0020.0027.1920.00g =0.5f A/KN2.151.071.102.270.670.7515.770.991.16l =1.0H/mm55
10、00.005500.005500.005500.005500.005500.005500.005500.005500.00n=1+ l/h 1( *2 909.179.179.179.179.179.179.179.17ei1400 斗 hh10I 1 21.061.101.101.351.862.042.402.012.40e=ne +0.5h -a /mm772.51542.25548.35354.63288.10288.36295.41302.24295.41iusx=N/( a f b)/mm139.24281.09271.69132.24446.32401.3319.02303.94
11、259.381 c判别大偏心X g bh =310.75大大大大小小大大大匕Nga fbhC br-c_0-N 0.43a fbh 2 e r-c+a(P g )(h a ) 1b0s1+Cbfbh1 c00.820.78大偏压A =A ss1735.291488.921456.32-857.81-222.47-5645.24-1631.80小偏压A二A -1166.47-1610.29ssP bh/mm22520.002520.002520.002520.002520.002520.002520.002520.002520.002As5040.005040.005040.005040.005040.005040.005040.005040.005040.00选用配筋/mm2525,As=24545025,As=2454525,As=24555025,As=24555025,
