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CFVR4204 - GB50011: Spectrum definition

Spectrum definition according to GB 50011

CivilFEM spectrum is defined and compared to the correct values.

Element types used in the model: NONE

Needed CivilFEM Modules:
Geotechnical Module
Bridges and Civil Non Linearities Module
Advanced Prestressed Concrete Module

The example can be launched on an educational license.
KEYWORDS
GB 50011

Model Statistics
Number of elements 0
Number of nodes 0
Number of civil materials 0
Number of cross sections 0
Number of shell vertices 0

Log file: CFVR4204.DAT


   FINISH
  ~CFCLEAR,,1
  NomFile='CFVR4204'
  /TITLE, %NomFile%, GB50011: Spectrum definition

! ----------------------------------------------------------------------
! Model definition
! ----------------------------------------------------------------------
! CivilFEM Setup: Code & Units
  ~UNITS,,LENG,CM
  ~UNITS,,TIME,S
  ~UNITS,,FORC,KP
  ~CODESEL,,,,,GB50011
/PREP7
! Preprocessor
! ----------------------------------------------------------------------

! Seismic spectrum definition
  ~DEFSPEC,ALL,0.20,RARE,I,1,0.04,0.7

  pi=3.141592654

! ----------------------------------------------------------------------
! DATA CHECK
! ----------------------------------------------------------------------
! Data comparision number
  NComp = 20
  NComp_ch = 0

! Marix dim.
  *DIM,LABEL,CHAR,Ncomp,1
  *DIM,LABEL_CH,CHAR,Ncomp_ch,1
  *DIM,VALUE,,Ncomp,3
  *DIM,VALUE_CH,CHAR,Ncomp_ch,3
  *DIM,TOLER,,Ncomp,2

*DO,II,1,20
 ! Obtained values
   ~CFGET,VALUE(20-II+1,2),SEISM,,SPEC,SDH,,II,1
*ENDDO

! Correct values
! ----------------------------------------------------------------------
  VALUE(01,1) = 0.715921875
  VALUE(02,1) = 0.7441875
  VALUE(03,1) = 0.772453125
  VALUE(04,1) = 0.80071875
  VALUE(05,1) = 0.828984375
  VALUE(06,1) = 0.85725
  VALUE(07,1) = 0.885515625
  VALUE(08,1) = 0.91378125
  VALUE(09,1) = 0.942046875
  VALUE(10,1) = 0.9703125
  VALUE(11,1) = 0.9703125
  VALUE(12,1) = 0.608244911
  VALUE(13,1) = 0.447173139
  VALUE(14,1) = 0.355374678
  VALUE(15,1) = 0.29580555
  VALUE(16,1) = 0.253906769
  VALUE(17,1) = 0.222768272
  VALUE(18,1) = 0.192487022
  VALUE(19,1) = 0.162205772
  VALUE(20,1) = 0.131924522

! Warning and error tolerances
! ----------------------------------------------------------------------
   *DO,II,1,20
     TOLER(II, 1)= 1E-5 $ TOLER(II, 2)= 1E-5
   *ENDDO

! ----------------------------------------------------------------------
! Results Comparison
!-----------------------------------------------------------------------
  COMPARA.MAC

Results

LabelTargetCivilFEMRatioTolerance
0.71592 0.715921.000 1e-005
0.74419 0.744191.000 1e-005
0.77245 0.772451.000 1e-005
0.80072 0.800721.000 1e-005
0.82898 0.828981.000 1e-005
0.85725 0.857251.000 1e-005
0.88552 0.885521.000 1e-005
0.91378 0.913781.000 1e-005
0.94205 0.942051.000 1e-005
0.97031 0.970311.000 1e-005
0.97031 0.970311.000 1e-005
0.60824 0.608241.000 1e-005
0.44717 0.447171.000 1e-005
0.35537 0.355371.000 1e-005
0.29581 0.295811.000 1e-005
0.25391 0.253911.000 1e-005
0.22277 0.222771.000 1e-005
0.19249 0.192491.000 1e-005
0.16221 0.162211.000 1e-005
0.13192 0.131921.000 1e-005

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