CFVR5211 - 2 Span prestressed beam.
The model is a straight prestressed beam of 20 m length.
The beam is made of C20/25 concrete and the tendons are made of Y1860C steel.
The cross section is rectangular, 1 x 2.
The aim of the example is to verify the tendons generation.
Element types used in the model: BEAM44 Needed CivilFEM Modules: |
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| Model Statistics | |
| Number of elements | 42 |
| Number of nodes | 43 |
| Number of civil materials | 2 |
| Number of cross sections | 1 |
| Number of shell vertices | 0 |
Log file: CFVR5211.DAT
FINISH ~CFCLEAR,,1 ~CFACTIV,PRSC,Y NomFile='CFVR5211' /TITLE, %NomFile%, 2 Span prestressed beam ! ------------------------------------------------------------------------------------- ! Initial data ! ------------------------------------------------------------------------------------- /PREP7 ! Materials ~CFMP,1,LIB,CONCRETE,EC2,C20/25 ~CFMP,10,LIB,PREST,EN10138,Y1860C ! Model definition Width = 1.0 Length = 2.0 ~CSECDMS,1,REC,1,Width,Length ~BMSHPRO,1,BEAM,1,1,,,44,1,1,,Beam 1 epsilon = 0.1 K,1 K,2,4.0,0 K,3,8.0,0 K,4,8.0+epsilon,0 K,5,14.0,0 K,6,14.0+epsilon,0 K,7,20.0,0 L,1,2 L,2,3 L,4,5 L,6,7 LESIZE,ALL,,,10 LSEL,NONE L,3,4 L,5,6 LESIZE,ALL,,,1 LSEL,ALL ET,1,BEAM44 TYPE,1 REAL,1 MAT,1 LMESH,ALL ! Capture support beam. ~SBBMDEF,1 ! Prestressing tendons definition. ! Points Node1 = NODE(0,0,0) Node2 = NODE(4.0,0,0) Node3 = NODE(8.0,0,0) Node4 = NODE(8.0+epsilon,0,0) Node5 = NODE(14.0,0,0) Node6 = NODE(14.0+epsilon,0,0) Node7 = NODE(20.0,0,0) ~CFGET,Cut1,PRSCONC,,NODE,CUT,,Node1 ~CFGET,Cut2,PRSCONC,,NODE,CUT,,Node2 ~CFGET,Cut3,PRSCONC,,NODE,CUT,,Node3 ~CFGET,Cut4,PRSCONC,,NODE,CUT,,Node4 ~CFGET,Cut5,PRSCONC,,NODE,CUT,,Node5 ~CFGET,Cut6,PRSCONC,,NODE,CUT,,Node6 ~CFGET,Cut7,PRSCONC,,NODE,CUT,,Node7 ~PCPPDEF,1,Cut1,0.0,0.0 ~PCPPDEF,2,Cut7,0.0,0.0 ~PCEPDEF,1,Cut1,-Width/2+.5,0.0 ~PCEPDEF,2,Cut2,-Width/2+.2,0.0 ~PCEPDEF,3,Cut3,-Width/2+1.0,0.0 ~PCEPDEF,4,Cut4,-Width/2+1.0,0.0 ~PCEPDEF,5,Cut5,-Width/2+.1,0.0 ~PCEPDEF,6,Cut6,-Width/2+.1,0.0 ~PCEPDEF,7,Cut7,-Width/2+.5,0.0 ! Tendons P0 = 1000*9.81e3 Area = 691e-6 ~PCTNDEF, 1, 10,Area,.05,P0,P0 *DO,II,1,2 ~PCTNMDF,1,PADD,II *ENDDO *DO,II,1,7 ~PCTNMDF,1,EADD,II *ENDDO ~PCTNMDF,1,EPAROUT,1 ~PCTNMDF,1,EPARIN,2 ~PCTNMDF,1,ESTRLN,4 ~PCTNMDF,1,ESTRLN,6 !-------------------------------------------------------------------------------------- ! DATA CHECK !-------------------------------------------------------------------------------------- ! Data comparison 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 ! Labels !-------------------------------------------------------------------------------------- LABEL( 1) = 'Y1' LABEL( 2) = 'Y2' LABEL( 3) = 'Y3' LABEL( 4) = 'Y4' LABEL( 5) = 'Y5' LABEL( 6) = 'Z1' LABEL( 7) = 'Z2' LABEL( 8) = 'Z3' LABEL( 9) = 'Z4' LABEL(10) = 'Z5' LABEL(11) = 'SXY1' LABEL(12) = 'SXY2' LABEL(13) = 'SXY3' LABEL(14) = 'SXY4' LABEL(15) = 'SXY5' LABEL(16) = 'SXZ1' LABEL(17) = 'SXZ2' LABEL(18) = 'SXZ3' LABEL(19) = 'SXZ4' LABEL(20) = 'SXZ5' ! Correct data, obtained data !-------------------------------------------------------------------------------------- VALUE( 1,1) =-Width/2+.5 $ ~CFGET,value( 1,2),PRSCONC,,TENDON,COORD,Y,1,1 VALUE( 2,1) =-Width/2+.2 $ ~CFGET,value( 2,2),PRSCONC,,TENDON,COORD,Y,1,11 VALUE( 3,1) =-0.012 $ ~CFGET,value( 3,2),PRSCONC,,TENDON,COORD,Y,1,17 VALUE( 4,1) =-Width/2+0.55 $ ~CFGET,value( 4,2),PRSCONC,,TENDON,COORD,Y,1,27 VALUE( 5,1) =-Width/2+.5 $ ~CFGET,value( 5,2),PRSCONC,,TENDON,COORD,Y,1,43 VALUE( 6,1) = 0.0 $ ~CFGET,value( 6,2),PRSCONC,,TENDON,COORD,Z,1,1 VALUE( 7,1) = 0.0 $ ~CFGET,value( 7,2),PRSCONC,,TENDON,COORD,Z,1,11 VALUE( 8,1) = 0.0 $ ~CFGET,value( 8,2),PRSCONC,,TENDON,COORD,Z,1,17 VALUE( 9,1) = 0.0 $ ~CFGET,value( 9,2),PRSCONC,,TENDON,COORD,Z,1,27 VALUE(10,1) = 0.0 $ ~CFGET,value(10,2),PRSCONC,,TENDON,COORD,Z,1,43 VALUE(11,1) =-0.15 $ ~CFGET,value(11,2),PRSCONC,,TENDON,COORD,SXY,1,1 VALUE(12,1) = 0.0 $ ~CFGET,value(12,2),PRSCONC,,TENDON,COORD,SXY,1,11 VALUE(13,1) = 0.24 $ ~CFGET,value(13,2),PRSCONC,,TENDON,COORD,SXY,1,17 VALUE(14,1) =-0.1525 $ ~CFGET,value(14,2),PRSCONC,,TENDON,COORD,SXY,1,27 VALUE(15,1) = 0.0678 $ ~CFGET,value(15,2),PRSCONC,,TENDON,COORD,SXY,1,43 VALUE(16,1) = 0.0 $ ~CFGET,value(16,2),PRSCONC,,TENDON,COORD,SXZ,1,1 VALUE(17,1) = 0.0 $ ~CFGET,value(17,2),PRSCONC,,TENDON,COORD,SXZ,1,11 VALUE(18,1) = 0.0 $ ~CFGET,value(18,2),PRSCONC,,TENDON,COORD,SXZ,1,17 VALUE(19,1) = 0.0 $ ~CFGET,value(19,2),PRSCONC,,TENDON,COORD,SXZ,1,27 VALUE(20,1) = 0.0 $ ~CFGET,value(20,2),PRSCONC,,TENDON,COORD,SXZ,1,43 ! Warning and error tolerances *DO,II,1,NComp TOLER(II,1) = 5E-5 TOLER(II,2) = 5E-5 *ENDDO !-------------------------------------------------------------------------------------- ! Result comparison !-------------------------------------------------------------------------------------- COMPARA.MAC |
Results
| Label | Target | CivilFEM | Ratio | Tolerance |
| Y1 | 0 | 0 | 0.000 | 5e-005 |
| Y2 | -0.3 | -0.3 | 1.000 | 5e-005 |
| Y3 | -0.012 | -0.012 | 1.000 | 5e-005 |
| Y4 | 0.05 | 0.05 | 1.000 | 5e-005 |
| Y5 | 0 | 0 | 0.000 | 5e-005 |
| Z1 | 0 | 0 | 0.000 | 5e-005 |
| Z2 | 0 | 0 | 0.000 | 5e-005 |
| Z3 | 0 | 0 | 0.000 | 5e-005 |
| Z4 | 0 | 0 | 0.000 | 5e-005 |
| Z5 | 0 | 0 | 0.000 | 5e-005 |
| SXY1 | -0.15 | -0.15 | 1.000 | 5e-005 |
| SXY2 | 0 | 0 | 0.000 | 5e-005 |
| SXY3 | 0.24 | 0.24 | 1.000 | 5e-005 |
| SXY4 | -0.1525 | -0.15254 | 1.000 | 5e-005 |
| SXY5 | 0.0678 | 0.067797 | 1.000 | 5e-005 |
| SXZ1 | 0 | 0 | 0.000 | 5e-005 |
| SXZ2 | 0 | 0 | 0.000 | 5e-005 |
| SXZ3 | 0 | 0 | 0.000 | 5e-005 |
| SXZ4 | 0 | 0 | 0.000 | 5e-005 |
| SXZ5 | 0 | 0 | 0.000 | 5e-005 |
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