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CFVR0995 - CCRACKING SHELLS BENDING+COMPRESSION EC_02 - Shell cracking reinforcement check according to EC2

Check a reinforced concrete shell by cracking according to Eurocode 2 (2008)

Element types used in the model: SHELL_181

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
Shell
Shell Vertex
Reinforced Concrete
Cracking check
EC2

Model Statistics
Number of elements 1
Number of nodes 4
Number of civil materials 2
Number of cross sections 0
Number of shell vertices 1

Log file: CFVR0995.DAT


   FINISH
  ~cfclear,,1
   NomFile='CFVR0995'
  /TITLE, %NomFile%, Shell cracking reinforcement check according to EC2

! ------------------------------------------------------------------------------
! Model definition and solve
! ------------------------------------------------------------------------------
	!Code
  ~CODESEL,,EC2-08
  	!Units
  ~UNITS,SI 
  
    /PREP7
  !Material
  ~CFMP,1,LIB,CONCRETE,EC2,C35/45 
  ~CFMP,2,LIB,REINF,EC2,S500  
  
  ! Element types
   ET,1,181
   
   ! Shell Vertex
   t=0.3        ! Thickness
   r=0.04        ! Cover 
  ~SHLRNF,1,t,1,2,r,,,,,0,0.000,45.00,0.000E+00,25,1/3,25,0.000E+00,25,0.000E+00,25
  ~SHLMDF,1,NAME,,,Shell Vertex 1   

  !Shell properties
  ~BMSHPRO,1,SHELL,1,1,1,1, 181,,, ,Shell 1   
  ~BMSHOFF, 1,0,, ,
  
  !Geometry
  RECTNG,0,1,0,1, 
  
  !Mesh
  AESIZE,1,1,  
  AMESH,1
  
  !BC
  D,1,ALL
  D,4,ALL
  F,2,MY,-50000
  F,3,MY,-50000
  F,2,FX,-50000
  F,3,FX,-50000
  
  FINISH
  /SOLU
   SOLVE
   
   FINISH
  /POST1
   ~CFSET,,1
   ~CHKCON,SHELL,CRACK, ,0.0003,0.8,0.4,3.4,0.425, , , ,0,0
   ~CFSET,1
 !~PLSHCON,SIG_X_B,0,0,2
 !~PLSHCON,WK_X_B,0,0,2
 !~PLSHCON,CRTTOT_X,0,0,2
!--------------------------------------------------------------------------------------
! DATA CHECK
!--------------------------------------------------------------------------------------
! Data comparison number
  NComp = 4
  NComp_ch = 0

! Matrix 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

! Labels
!--------------------------------------------------------------------------------------
  LABEL(1) = 'SIG_X_B'
  LABEL(2) = 'WK_X_B'
  LABEL(3) = 'CRTTOT_X'

! Correct values
  VALUE( 1,1)= 248549379
  VALUE( 2,1)= 0.0002635
  VALUE( 3,1)= 0.8784

! Comparison
 ~CFSET,1
 ~CFGET,VALUE(1,2),ELEMENT,1,RESULT,SIG_X_B,I
 ~CFGET,VALUE(2,2),ELEMENT,1,RESULT,WK_X_B,I
 ~CFGET,VALUE(3,2),ELEMENT,1,RESULT,CRTTOT_X,I

  ! Warning and error tolerances
  TOLER(1,1)= 0.04*VALUE(1,1) $ TOLER(1,2)= 0.04*VALUE(1,1)
  TOLER(2,1)= 0.06*VALUE(2,1) $ TOLER(2,2)= 0.06*VALUE(2,1) 
  TOLER(3,1)= 0.06*VALUE(3,1) $ TOLER(3,2)= 0.06*VALUE(3,1) 
  
!--------------------------------------------------------------------------------------
! Results comparison
!--------------------------------------------------------------------------------------
  COMPARA.MAC 
  
  

Results

LabelTargetCivilFEMRatioTolerance
SIG_X_B2.4855e+0082.5408e+0080.9789.942e+006
WK_X_B 0.00026350.000278620.9431.581e-005
CRTTOT_X 0.8784 0.928730.943 0.0527
0 00.000 0


Contains proprietary and confidential information of Ingeciber, S.A.