经过个材料的统计得到该塔的总重力为G=130.84KN 三、底截面几何特性计算
面积:An??D24(1?a)?2??114024411162?[1?()]?45540.5mm2
114011164?[1?()]?8.31?109mm4
1140惯性矩:Ix?Iy??D464(1?a)???1140464Ix8.31?109??1.3619?107mm3 抵抗矩:Wx?Wy?D/21140/2NM40.41?1031354?106则??????0.887?99.42(N/mm2) 7AnWx45540.51.3619?10??98.533N/mm2?f?215N/mm2 满足要求 ??22?100.307N/mm?f?215N/mm
相关推荐: