CFVR4007 - Reinforced concrete checking according to GB 50010 chinese code
Shear force checking.
A concrete simply supported beam with rectangular shape section and shear reinforcement is subjected to a uniform load.
Determine the total criterion according to GB 50010.
Element types used in the model: BEAM3 Needed CivilFEM Modules: |
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| Model Statistics | |
| Number of elements | 20 |
| Number of nodes | 21 |
| Number of civil materials | 2 |
| Number of cross sections | 1 |
| Number of shell vertices | 0 |
Log file: CFVR4007.DAT
FINISH ~CFCLEAR,,1 NomFile='CFVR4007' /TITLE, %NomFile%, SHEAR CHECKING ACCORDING TO GB50010 ! ------------------------------------------------------------------------------------- ! Initial data ! ------------------------------------------------------------------------------------- ! CivilFEM SETUP ~UNITS,,LENG,m ~UNITS,,TIME,S ~UNITS,,FORC,KN ~CODESEL,,GB50010 ! Preprocessor /PREP7 ! Parameters L=10 ! Length between supports, in m b=.3 ! Cross-section width in m. h=.5 ! Depth in m. Q=4.5*1.5 ! Uniform distributed load in Mp/m ! Material Definition ~CFMP,1,LIB,CONCRETE,GB50010,C35 ~CFMP,2,LIB,REINF,GB50010,HPB235 ~CFMP,2,GB_S ,GAMs ,,1.10 ! Element Type Definition ET,1,Beam3 ! Element Type 1: 2D Beam ! Cross-section definition ~CSECDMS,1,REC,1,0.5,0.3 ! Reinforcement definition ~RNFDEF,1,1,2,4,0,0.05,0.6368E-02 ! Bot. reinf. for bending ~RNFDEF,1,2,2,2,0,0.05,0.2283E-02 ! Top reinf. for bending ~RNFDEF,1,SHEAR,2,0.0,0.0, , , , ,4.416e-002,6,2,2 ! Shear reinf. ! Code properties definition ~SECMDF,1,GB50010P,REC ,,5e-002 ! Beam properties ~BMSHPRO,1,BEAM,1,,,,3,0,0,,Beam property ! Model Construction N,1 ! Nodes input N,21,L FILL,1,21 E,1,2 ! Elements input EGEN,20,1,1,1 D,1, , , , , ,UX,UY ! Constraint conditions D,21, , , , , ,UY /SOLU SFBEAM,ALL,1,PRES,Q SOLVE ! Calculation /POST1 ! Postprocessor ~CFSET,,1,1 ! First load step ! Shear in Y checking for rectangular sections according to GB50010 ~CHKCON,SHT,SHEAR ~PLLSCON,CRVRD1,1, /POST1 ~PLLSCON,CRVRD1,1, ~PLLSCON,CRVRD2,1, ~PLLSCON,CRVRD3,1, ~PLLSCON,CRT_TOT,1, !------------------------------------------------------------------------------------- ! 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(1,1) = 'VRD1' LABEL(2,1) = 'VRD2' LABEL(3,1) = 'VRD3' LABEL(4,1) = 'CRT_TOT' ! Correct values VALUE(1,1)=0.564E3 VALUE(2,1)=0.148E3 VALUE(3,1)=0.303E3 VALUE(4,1)=0.111 ! Comparison ~PLLSCON,VRD1 *GET,VALUE(1,2),ELEM,20,ETAB,CFETAB_J ~PLLSCON,VRD2 *GET,VALUE(2,2),ELEM,20,ETAB,CFETAB_J ~PLLSCON,VRD3 *GET,VALUE(3,2),ELEM,20,ETAB,CFETAB_J ~PLLSCON,CRT_TOT *GET,VALUE(4,2),ELEM,20,ETAB,CFETAB_J ! Warning and error tolerances TOLER( 1,1)= 1E-0 $ TOLER( 1,2)= 1E-0 ! Rounding error accepted TOLER( 2,1)= 1E-0 $ TOLER( 2,2)= 1E-0 ! Rounding error accepted TOLER( 3,1)= 1E-0 $ TOLER( 3,2)= 1E-0 ! Rounding error accepted TOLER( 4,1)= 1E-3 $ TOLER( 4,2)= 1E-3 !-------------------------------------------------------------------------------------- ! Results comparison !-------------------------------------------------------------------------------------- COMPARA.MAC |
Results
| Label | Target | CivilFEM | Ratio | Tolerance |
| VRD1 | 564 | 564.3 | 1.000 | 1 |
| VRD2 | 148 | 148.8 | 0.995 | 1 |
| VRD3 | 303 | 302.68 | 1.001 | 1 |
| CRT_TOT | 0.111 | 0.1115 | 0.996 | 0.001 |
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