!********************提示********************************************!第一步：建立框架结构模型!第二步：框架结构施加重力荷载!第三步：框架结构施加活荷载!第四步：框架结构施加风荷载!第五步：框架结构荷载组合运算!第六步：框架结构模态分析!第七步：框架结构屈曲特征值分析!第八步：框架结构地震时程弹性分析!第九步：结束!采用地震波时间文件为:TIME.TXT!采用地震波文件分别为:AC_X.TXT/AC_Y.TXTFINISH/CLEAR/FILENAME,FRAME_SHEAR_WALL/TITLE, FRAME_SHEAR_WALL!************************************************************************** !************************第一步******************************************** !********************框架结构建模型***************************************/PREP7!采用单位为N/m/S 国际单位制!定义单元类型ET,1,BEAM4ET,2,SHELL63!定义实常数R,1,0.25,0.0052,0.0052,0.5,0.5R,2,0.2025,0.0034,0.0034,0.45,0.45R,3,0.06,0.0002,0.00045,0.3,0.2R,4,0.25,0.25,0.25,0.25R,5,0.1,0.1,0.1,0.1!定义材料参数MP,EX,1,3.0E10MP,NUXY,1,0.2MP,DENS,1,2500!关键点*DO,II,1,1K, 1+(II-1)*20, 0, 0, (II-1)*6K, 2+(II-1)*20, 6, 0, (II-1)*6K, 3+(II-1)*20, 12, 0, (II-1)*6K, 4+(II-1)*20, 17, 0, (II-1)*6K, 5+(II-1)*20, 0, 5, (II-1)*6K, 6+(II-1)*20, 6, 5, (II-1)*6K, 7+(II-1)*20, 12, 5, (II-1)*6K, 8+(II-1)*20, 17, 5, (II-1)*6K, 9+(II-1)*20, 0, 10, (II-1)*6K, 10+(II-1)*20, 6, 10, (II-1)*6K, 11+(II-1)*20, 12, 10, (II-1)*6K, 12+(II-1)*20, 17, 10, (II-1)*6K, 14+(II-1)*20, 6, 1.875, (II-1)*6K, 16+(II-1)*20, 6, 3.125, (II-1)*6K, 18+(II-1)*20, 6, 1.875, 3.9K, 20+(II-1)*20, 6, 3.125, 3.9*ENDDO*DO,II,1,10K, 1+II*20, 0, 0, (II-1)*3+6K, 2+II*20, 6, 0, (II-1)*3+6K, 3+II*20, 12, 0, (II-1)*3+6K, 4+II*20, 17, 0, (II-1)*3+6K, 5+II*20, 0, 5, (II-1)*3+6K, 6+II*20, 6, 5, (II-1)*3+6K, 7+II*20, 12, 5, (II-1)*3+6K, 8+II*20, 17, 5, (II-1)*3+6K, 9+II*20, 0, 10, (II-1)*3+6K, 10+II*20, 6, 10, (II-1)*3+6K, 11+II*20, 12, 10, (II-1)*3+6K, 12+II*20, 17, 10, (II-1)*3+6K, 13+II*20, 0, 1.875, (II-1)*3+6K, 14+II*20, 6, 1.875, (II-1)*3+6K, 15+II*20, 0, 3.125, (II-1)*3+6K, 16+II*20, 6, 3.125, (II-1)*3+6K, 17+II*20, 0, 1.875, (II-1)*3+6+1.5 K, 18+II*20, 6, 1.875, (II-1)*3+6+2 K, 19+II*20, 0, 3.125, (II-1)*3+6+1.5 K, 20+II*20, 6, 3.125, (II-1)*3+6+2 *ENDDO*DO,II,11,11K, 1+II*20, 0, 0, (II-1)*3+6K, 2+II*20, 6, 0, (II-1)*3+6K, 3+II*20, 12, 0, (II-1)*3+6K, 4+II*20, 17, 0, (II-1)*3+6K, 5+II*20, 0, 5, (II-1)*3+6K, 6+II*20, 6, 5, (II-1)*3+6K, 7+II*20, 12, 5, (II-1)*3+6K, 8+II*20, 17, 5, (II-1)*3+6K, 9+II*20, 0, 10, (II-1)*3+6K, 10+II*20, 6, 10, (II-1)*3+6K, 11+II*20, 12, 10, (II-1)*3+6K, 12+II*20, 17, 10, (II-1)*3+6K, 13+II*20, 0, 1.875, (II-1)*3+6K, 14+II*20, 6, 1.875, (II-1)*3+6K, 15+II*20, 0, 3.125, (II-1)*3+6K, 16+II*20, 6, 3.125, (II-1)*3+6K, 17+II*20, 0, 1.875, (II-1)*3+6+1.8 K, 18+II*20, 6, 1.875, (II-1)*3+6+2.5 K, 19+II*20, 0, 3.125, (II-1)*3+6+1.8 K, 20+II*20, 6, 3.125, (II-1)*3+6+2.5 *ENDDO*DO,II,12,12K, 1+II*20, 0, 0, 39.5K, 2+II*20, 6, 0, 39.5K, 3+II*20, 12, 0, 39.5K, 4+II*20, 17, 0, 39.5K, 5+II*20, 0, 5, 39.5K, 6+II*20, 6, 5, 39.5K, 7+II*20, 12, 5, 39.5K, 8+II*20, 17, 5, 39.5K, 9+II*20, 0, 10, 39.5K, 10+II*20, 6, 10, 39.5K, 11+II*20, 12, 10, 39.5K, 12+II*20, 17, 10, 39.5*ENDDO*DO,II,2,13L, (II-1)*20+1, (II-1)*20+2L, (II-1)*20+2, (II-1)*20+3L, (II-1)*20+3, (II-1)*20+4L, (II-1)*20+5, (II-1)*20+6L, (II-1)*20+6, (II-1)*20+7L, (II-1)*20+7, (II-1)*20+8L, (II-1)*20+9, (II-1)*20+10L, (II-1)*20+10, (II-1)*20+11L, (II-1)*20+11, (II-1)*20+12L, (II-1)*20+5, (II-1)*20+9L, (II-1)*20+6, (II-1)*20+10L, (II-1)*20+3, (II-1)*20+7L, (II-1)*20+7, (II-1)*20+11L, (II-1)*20+4, (II-1)*20+8L, (II-1)*20+8, (II-1)*20+12*ENDDO*DO,II,1,12L, (II-1)*20+1, II*20+1L, (II-1)*20+2, II*20+2L, (II-1)*20+3, II*20+3L, (II-1)*20+4, II*20+4L, (II-1)*20+5, II*20+5L, (II-1)*20+6, II*20+6L, (II-1)*20+7, II*20+7L, (II-1)*20+8, II*20+8L, (II-1)*20+9, II*20+9L, (II-1)*20+10, II*20+10L, (II-1)*20+11, II*20+11L, (II-1)*20+12, II*20+12*ENDDO*DO,II,1,1L, (II-1)*20+14, (II-1)*20+18L, (II-1)*20+16, (II-1)*20+20*ENDDO*DO,II,2,12L, (II-1)*20+13, (II-1)*20+17L, (II-1)*20+15, (II-1)*20+19L, (II-1)*20+14, (II-1)*20+18L, (II-1)*20+16, (II-1)*20+20*ENDDOA, 1, 21, 25, 5*DO,II,2,12A, (II-1)*20+1, II*20+1, II*20+5, (II-1)*20+5, (II-1)*20+15, (II-1)*20+19, (II-1)*20+17, (II-1)*20+13 *ENDDO*DO,II,1,12A, (II-1)*20+2, II*20+2, II*20+6, (II-1)*20+6, (II-1)*20+16, (II-1)*20+20, (II-1)*20+18, (II-1)*20+14 *ENDDO*DO,II,1,12A, II*20+1, II*20+2, II*20+6, II*20+5A, II*20+2, II*20+3, II*20+7, II*20+6A, II*20+3, II*20+4, II*20+8, II*20+7A, II*20+5, II*20+6, II*20+10,II*20+9A, II*20+6, II*20+7, II*20+11,II*20+10A, II*20+7, II*20+8, II*20+12,II*20+11*ENDDO!立柱网格划分LSEL,S,,,181,192 !底层立柱LATT,1,1,1LESIZE,ALL,,,10LMESH,ALLLSEL,S,,,192,324 !2～12层立柱LATT,1,2,1LESIZE,ALL,,,5LMESH,ALL!梁网格划分LSEL,S,,,1,180LATT,1,3,1,LESIZE,ALL,,,8LMESH,ALL!剪力墙网格划分LSEL,S,,,372 !外剪力墙两端、内剪力墙顶端LSEL,A,,,413LSEL,A,,,461LESIZE,ALL,,,8LSEL,s,,,418 !内剪力墙底端LSEL,A,,,420LESIZE,ALL,,,3LSEL,s,,,325 !内剪力墙底端内侧LSEL,A,,,326LESIZE,ALL,,,6LSEL,S,,,375 !剪力墙空洞顶部LSEL,A,,,379LSEL,A,,,383LSEL,A,,,387LSEL,A,,,391LSEL,A,,,395LSEL,A,,,399LSEL,A,,,403LSEL,A,,,407LSEL,A,,,411LSEL,A,,,415LSEL,A,,,419LSEL,A,,,423LSEL,A,,,427LSEL,A,,,431LSEL,A,,,435LSEL,A,,,439LSEL,A,,,443LSEL,A,,,447LSEL,A,,,451LSEL,A,,,455LSEL,A,,,459LSEL,A,,,463LESIZE,ALL,,,2!剪力墙网格划分ASEL,S,,,1,24AATT,1,4,2AMESH,ALL!楼板网格划分ASEL,S,,,25,96AATT,1,5,2AMESH,ALLNSEL,S,LOC,Z,0 ！选取模型底端节点D,ALL,ALL ！施加位移约束ALLSEL,ALL ！重新选取所有节点/eshape,1.0/VIEW,1,1,1,1/ANG,1,270,XM,0/REPlotFINISH!************************************************************************** !************************第二步******************************************** !********************框架结构施加重力荷载********************************* !框架结构施加重力荷载ANTYPE,STATICNSEL,S,LOC,Z,0 ！选取模型底端节点D,ALL,ALL ！施加位移约束ALLSEL,ALL ！重新选取所有节点ACEL,0,0,9.8SOLVEFINISH/POST1SET,FIRSTPLNSOL,U,Z,0,1FINISH!************************************************************************** !************************第三步******************************************** !*************框架结构施加楼面活荷载D=3KN/M^2***************************** !框架结构施加楼面活荷载D=3KN/M^2FINISH/SOLUANTYPE,STATICNSEL,S,LOC,Z,0 ！选取模型底端节点D,ALL,ALL ！施加位移约束ALLSEL,ALL ！重新选取所有节点ACEL,0,0,9.8SOLVEFINISH/POST1SET,FIRSTPLNSOL,U,Z,0,1FINISH!************************************************************************** !************************第四步******************************************** !***********框架结构施加风荷载(基本风压=0.25KN/M^2,体形系数为1.0********** !框架结构施加风荷载(先Y方向，后X方向）分两次分别施加ANTYPE,STATIC*DIM,LOAD_1,ARRAY,12LOAD_1(1)=3.78,2.16,2.39,2.57,2.72,2.84,2.95,3.17,3.20,3.29,3.39,3.51*DIM,LOAD_2,ARRAY,12LOAD_2(1)=7.56,4.32,4.78,5.14,5.44,5.68,5.90,6.34,6.40,6.58,6.76,7.02*DIM,LOAD_3,ARRAY,12LOAD_3(1)=6.93,3.96,4.38,4.71,4.99,5.21,5.41,5.81,5.87,6.03,6.20,6.44*DIM,LOAD_4,ARRAY,12LOAD_4(1)=3.15,1.80,1.99,2.14,2.27,2.37,2.46,2.64,2.67,2.74,2.82,2.93*DIM,LOAD_A,ARRAY,12LOAD_A(1)=3.15,1.80,1.99,2.14,2.27,2.37,2.46,2.64,2.67,2.74,2.82,2.93*DIM,LOAD_B,ARRAY,12LOAD_B(1)=6.30,3.60,3.98,4.28,4.54,4.74,4.92,5.28,5.34,5.48,5.64,5.86*DIM,LOAD_C,ARRAY,12LOAD_C(1)=3.15,1.80,1.99,2.14,2.27,2.37,2.46,2.64,2.67,2.74,2.82,2.93*DO,II,1,12FK,1+20*II,FY,LOAD_1(II)*ENDDO*DO,II,1,12FK,2+20*II,FY,LOAD_2(II)*ENDDO*DO,II,1,12FK,3+20*II,FY,LOAD_3(II)*ENDDO*DO,II,1,12FK,4+20*II,FY,LOAD_4(II)*ENDDOSOLVEFKDELE,ALL,ALL !第二次施加风荷载,删除第一次的。