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! EX1.1
FINISH$ /CLEAR$ /PREP7
ET, 1, BEAM188$ TYPE, 1 ! 指定单元类型
C30=1 ! 指定材料属性
MP, EX, C30, 33000000000
MP, PRXY, C30, 0.3
MP, DENS, C30, 2600
L2550=1 ! 构件截面定义
SECTYPE, L2550, BEAM, RECT
SECDATA, 0.25, 0.5
/VIEW, 1, 1, 1, 1 ! 屏幕显示调整
/VUP, 1, Z
N, 1, 0, 0, 0 ! 节点坐标指定
N, 2, 1, 0, 0
N, 3, 2, 0, 0
N, 4, 3, 0, 0
N, 5, 4, 0, 0
N, 6, 4, 0, 1
N, 7, 4, 0, 2
N, 8, 4, 0, 3
N, 9, 4, 0, 4
N, 10, 4, 0, -1
N, 11, 4, 0, -2
N, 12, 4, 0, -3
N, 13, 4, 0, -4
MAT, C30$ SECNUM, L2550 ! 构件属性指定
EN, 1, 1, 2 ! 构件连接定义
EN, 2, 2, 3
EN, 3, 3, 4
EN, 4, 4, 5
EN, 5, 5, 6
EN, 6, 6, 7
EN, 7, 7, 8
EN, 8, 8, 9
EN, 9, 5, 10
EN, 10, 10, 11
EN, 11, 11, 12
EN, 12, 12, 13
/ESHAPE, 1$ EPLOT ! 显示调整
D, 1, UX, 0, 0, 0, 0, UY, UZ ! 模型边界约束定义
D, 9, UX, 0, 0, 0, 0, UY, UZ
D, 13, UX, 0, 0, 0, 0, UY, UZ
ALLSEL
SFBEAM, 1, 1, PRES, 2000 ! 荷载定义
SFBEAM, 2, 1, PRES, 2000
SFBEAM, 3, 1, PRES, 2000
SFBEAM, 4, 1, PRES, 2000
FINISH ! 建模结束
/SOLU$ SOLVE$ FINISH ! 计算模式定义
/POST1
PLDISP, 0 ! 图形显示分析
! EX1.2
/SOLU
ANTYPE, STATIC
SOLVE $FINISH
/SOLU
ANTYPE, BUCKLE ! 计算模式定义(静力分析)
BUCOPT, LANB, 1
SOLVE$ FINISH
/SOLU
ANTYPE, SPECTRUM ! 计算模式定义(屈曲分析)
SRSS$ SOLVE$ FINISH
/SOLU
ANTYPE, TRANS ! 计算模式定义(谱分析)
NSUBST, 1, , , 1
*DO, II, 1, NT
ACEL, AC_X(II), AC_Y(II) ! 定义分析类型(瞬态分析)
TIME, TIME(II)
SOLVE
*ENDDO$ FINISH
! EX1.3
/UNITS, USER ! 模型采用用户自定义单位制
/UNITS, SI ! 模型采用国际单位制
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