跨中 MD44.42 18.22 F MF5.21 G 2.64 2.23 0.00 -8.04 0.00 15.86 3.69 7.37 2.64 10.50 3.32 16.12 3.32 11.74 1.58 -9.17 1.58
框架柱内力重组合 表7-2
层 截面内位置 力 SGk SQk Sωk SEk 1.2SGk+1.4SQk 1.35SGk+0.7*1.4SQk 1.2SGk+1.26(SQk±SWk) 1.2(SGK+0.5SQK)±1.3SEK ① ② ③ 3.89 ④ 51.04 1.2①+1.4② 124.01 226.27 -73.79 254.73 -54.94 -89.11 302.17 55.42 330.63 40.15 46.46 454.96 -56.16 483.42 -28.50 1.35①+② 127.56 233.09 -74.48 265.11 -56.12 -91.68 307.11 55.99 339.13 41.02 45.39 469.38 -55.71 501.40 -28.08 1.2①+ 1.2①+ 1.2(①+0.5②) 1.2(①+0.5②) 1.26(②-③) 1.26(②+③) -1.3④ +1.3④ 116.20 222.27 -73.43 250.73 -54.77 -93.80 295.11 49.72 323.57 41.29 35.96 448.69 -59.31 477.16 -30.38 126.00 219.82 -69.98 248.28 -52.33 -80.25 293.24 58.03 321.71 36.98 53.60 440.55 -49.38 469.02 -24.69 41.03 212.99 -85.22 241.45 -63.60 -169.17 269.20 -9.81 297.67 63.67 -63.90 446.16 -102.46 474.62 -56.64 173.74 179.84 -38.60 208.30 -30.45 14.78 243.78 102.95 272.24 5.09 137.68 345.64 10.92 374.11 10.72 D柱M 79.10 20.78 顶 N 145.02 37.32 -0.97 -12.75 D柱M -44.17 -14.84 1.37 17.93 底 N 168.74 37.32 -0.97 -12.75 D柱 V -34.24 -9.89 0.97 5层 F柱M -56.88 -14.89 5.38 顶 N 185.19 57.10 -0.74 F柱M 33.27 11.07 底 N 208.91 57.10 F柱 V 25.04 7.21 D柱M 24.76 11.96 顶 N 293.01 73.82 3.30 -0.74 7.00 12.75 70.75 -9.78 43.37 -9.78 77.53 -1.71 -22.53 -3.23 -38.66 4层 D柱M -31.65 -12.98 3.94 43.61 底 N 316.73 73.82 -3.23 -38.66 D柱 V -15.67 -6.93 2.26 25.91 41
F柱M -21.76 -9.65 10.52 116.28 顶 N 352.72 113.60 -2.89 -34.74 F柱M 24.99 10.05 7.62 84.20 底 N 376.44 113.60 -2.89 -34.74 F柱 V 12.99 5.47 -4.41 -50.87 D柱M 31.65 12.98 8.87 88.41 顶 N 440.56 110.25 -6.74 -74.84 D柱M -32.07 -13.16 7.26 72.33 底 N 464.28 110.25 -6.74 -74.84 3层 D柱 V -17.70 -7.26 3.51 36.18 F柱M -24.99 -10.05 14.18 141.10 顶 N 520.69 170.17 -6.33 -70.35 F柱M 25.26 10.15 12.57 125.04 底 N 544.41 170.17 -6.33 -70.35 F柱 V 13.96 5.61 -6.95 -71.79 D柱M 30.89 12.67 9.70 90.18 顶 N 588.10 146.67 -11.42 -119.78 D柱M -37.52 -15.39 11.39 97.70 底 N 611.82 146.67 -11.42 -119.78 D柱 V -19.00 -7.80 4.68 44.94 2层 F柱M -24.32 -9.78 16.81 157.64 顶 N 688.67 226.76 -11.01 -115.49 F柱M 28.47 11.45 18.21 153.91 底 N 712.39 226.76 -11.01 -115.49 F柱 V 14.67 1层 D柱M 21.39 5.90 8.77 -9.36 -90.08 11.24 77.45 -39.62 582.31 44.06 610.77 23.24 56.16 683.02 -56.90 711.49 -31.41 -44.06 863.07 44.52 891.53 24.61 54.81 911.06 -66.57 939.52 -33.72 -42.88 1143.87 50.19 1172.33 25.85 37.94 -39.02 589.77 43.79 621.80 23.00 55.71 705.01 -56.45 737.03 -31.16 -43.79 873.10 44.25 905.13 24.46 54.37 940.60 -66.04 972.63 -33.45 -42.61 1156.46 49.89 1188.49 25.69 37.64 -51.52 570.04 33.05 598.51 28.03 43.17 676.08 -64.21 704.55 -34.81 -60.52 847.22 27.26 875.68 32.58 40.81 904.91 -78.77 933.38 -38.52 -62.69 1125.99 25.65 1154.46 36.82 22.55 -25.01 562.76 52.25 591.22 16.92 65.52 659.10 -45.91 687.56 -25.97 -24.79 831.27 58.94 859.73 15.06 65.26 876.13 -50.06 904.60 -26.73 -20.33 1098.25 71.54 1126.71 13.23 50.87 -183.06 536.59 -73.44 565.05 85.00 -69.16 692.11 -140.41 720.58 -72.63 -219.45 818.39 -126.15 846.85 113.44 -72.56 949.43 -181.27 977.90 -85.90 -239.98 1112.60 -159.05 1141.06 138.24 -69.76 119.26 446.27 145.48 474.73 -47.26 160.70 497.53 47.65 525.99 21.44 147.41 635.48 198.95 663.94 -73.21 161.91 638.01 72.75 666.47 30.94 169.88 812.32 241.12 840.79 -95.97 131.61 42
顶 N 716.49 182.97 -17.33 -166.98 D柱M -10.69 -4.38 26.22 180.72 底 N 744.17 182.97 -17.33 -166.98 D柱 V -7.64 -2.44 5.91 47.20 F柱M -16.70 -6.72 16.59 134.43 顶 N 799.48 283.46 -16.19 -160.18 3.36 29.49 239.00 F柱M 8.35 底 N 827.16 283.46 -16.19 -160.18 F柱 V 5.96 1.87 -11.09 -91.89 1115.96 -18.97 1149.17 -12.57 -29.45 1356.23 14.72 1389.44 9.77 1150.24 -18.82 1187.61 -12.75 -29.27 1362.77 14.63 1400.13 9.92 1112.17 -51.39 1145.39 -19.68 -49.41 1336.94 -22.90 1370.16 23.48 1068.50 14.68 1101.72 -4.79 -7.61 1296.14 51.41 1329.36 -4.46 1186.65 -250.40 1219.87 -71.99 -198.83 1337.69 -298.66 1370.91 127.73 752.50 219.47 785.72 50.73 150.69 921.22 322.74 954.44 -111.18 43
柱上端的控制截面在上层的粱底,柱下端的控制截面在下层的粱顶。按轴线计算简图算得内力值要换算道控制处的值。由表可知,各层内力均相近,取顶层和底层横梁作为控制值计算。见下表:
§7.2粱抗震剪力设计值调整
顶层:D5F5跨:经比较与地震作用③组合时剪力设计值较大 MD5=-7.67KN·m MF5左=-121.83KN·m VD5F5=1.2×(MD5 + MF5左)/ ln+ VGb
=1.2×(-7.67+121.83)/(6.9-0.5)+1.2×1/2×(29.356+0.5×7.398)×(6.9-0.5) =21.405+126.93=148.34KN
顶层屋面粱控制值计算 表7-3
位置 截荷载 面 ① ② ③ ③ D5 1.2(①+0.5②)+1.3③ 1.2(①+0.5DF跨 ②)+1.3③ ① ② ③ ③ F5左 1.2(①+0.5②)+1.3③ 1.2(①+0.5②)+1.3③
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,,,,M 边=M-Vb/2M(KN·m) -67.23 -17.66 ±51.04 V(KN) +58.53 +24.66 ±2.75 500 b(mm) (KN·m ) -52.60 -11.25 ±47.85 -7.67 -132.08 -88.18 -22.77 ±36.96 -65.67 -26.40 ±12.75 500 -71.89 -16.17 ±33.77 -121.83 -54.29
顶层屋面粱控制值计算 续表7-3
① ② FGF5右 跨 ②)+1.3③ 1.2(①+0.5②)+1.3③ ① ② ③ ③ G5左 1.2(①+0.5②)+1.3③ 1.2(①+0.5②)+1.3③ ① ② GJC5右 跨 ②)+1.3③ 1.2(①+0.5②)+1.3③ ① ② J5,,,,-39.83 -10.11 ,+22.53 +7.04 ±22.53 500 -34.20 -8.35 ±28.16 -14.39 -70.71 ③ ③ 1.2(①+0.5±33.79 -39.83 -10.11 ±33.79 -22.53 -7.04 ±22.53 500 -34.20 -8.35 ±28.16 -70.71 -14.39 -88.18 -22.77 ,-65.67 -26.40 ±12.75 500 -71.89 -16.17 ±33.77 -54.29 -121.83 ③ ③ 1.2(①+0.5±36.96 -67.23 -17.66 ,+58.53 +24.66 ±2.75 500 -52.60 -11.25 ±47.85 -132.08 -7.67 ③ ③ 1.2(①+0.5±51.04 ②)+1.3③ 1.2(①+0.5②)+1.3③ ,
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