2.2.24 Concrete damaged plasticity

Product: ABAQUS/Standard  ABAQUS/Explicit  

Elements tested

C3D8R    CPE4R    CPS4R    T3D2   

Problem description

Material:

Elasticity

Young's modulus, E = 2.648E+10

Poisson's ratio, = 0.167

Plasticity

Dilation angle = 15.0

Flow potential eccentricity = 0.1

Biaxial/uniaxial compression plastic strain ratio = 1.16

Invariant stress ratio = 0.6667

Viscosity = 0.0

Compression behavior:

StressInelastic strain DamageInelastic strain
24.019E+60.0000 0.00000.0000
29.208E+60.0004 0.12990.0004
31.709E+60.0008 0.24290.0008
32.358E+60.0012 0.34120.0012
31.768E+60.0016 0.42670.0016
30.379E+60.0020 0.50120.0020
28.507E+60.0024 0.56600.0024
21.907E+60.0036 0.71400.0036
14.897E+60.0050 0.82430.0050
2.953E+60.0100 0.96910.0100

Tension recovery factor = 0.0.

Tension behavior:

StressCracking strain DamageCracking strain
1.780E+60.0000 0.00000.0000
1.457E+60.0001 0.30000.0001
1.113E+60.0003 0.55000.0003
0.960E+60.0004 0.70000.0004
0.800E+60.0005 0.80000.0005
0.536E+60.0008 0.90000.0008
0.359E+60.0010 0.93000.0010
0.161E+60.0020 0.95000.0020
0.073E+60.0030 0.97000.0030
0.040E+60.0050 0.99000.0050

Compression recovery factor = 1.0.

Other properties

Density = 2400.0

(The units are not important.)

Results and discussion

The results agree well with exact analytical or approximate solutions.

Input files

ABAQUS/Standard input files

cdpse_c3d8r.inp

Uniaxial cyclic test, C3D8R elements, TYPE=STRAIN.

cdpse_cpe4r.inp

Uniaxial cyclic test, CPE4R elements, TYPE=STRAIN.

cdpse_cps4r.inp

Uniaxial cyclic test, CPS4R elements, TYPE=STRAIN.

cdpse_t3d2.inp

Uniaxial cyclic test, T3D2 elements, TYPE=STRAIN.

cdpsu_c3d8r.inp

Uniaxial cyclic test, C3D8R elements, TYPE=DISPLACEMENT.

cdpsu_cpe4r.inp

Uniaxial cyclic test, CPE4R elements, TYPE=DISPLACEMENT.

cdpsu_cps4r.inp

Uniaxial cyclic test, CPS4R elements, TYPE=DISPLACEMENT.

cdpsu_t3d2.inp

Uniaxial cyclic test, T3D2 elements, TYPE=DISPLACEMENT.

cdpseo_c3d8r.inp

Uniaxial cyclic test, C3D8R elements, TYPE=STRAIN, with ORIENTATION and linear perturbation step.

cdpseo_cpe4r.inp

Uniaxial cyclic test, CPE4R elements, TYPE=STRAIN, with ORIENTATION and linear perturbation step.

cdpseo_cps4r.inp

Uniaxial cyclic test, CPS4R elements, TYPE=STRAIN, with ORIENTATION and linear perturbation step.

cdpseb_c3d8r.inp

Biaxial cyclic test, C3D8R elements, TYPE=STRAIN.

cdpseb_cpe4r.inp

Biaxial cyclic test, CPE4R elements, TYPE=STRAIN.

cdpseb_cps4r.inp

Biaxial cyclic test, CPS4R elements, TYPE=STRAIN.

cdpses_c3d8r.inp

Shear cyclic test, C3D8R elements, TYPE=STRAIN.

cdpses_cpe4r.inp

Shear cyclic test, CPE4R elements, TYPE=STRAIN.

cdpses_cps4r.inp

Shear cyclic test, CPS4R elements, TYPE=STRAIN.

ABAQUS/Explicit input files

cdpxe_c3d8r.inp

Uniaxial cyclic test, C3D8R elements, TYPE=STRAIN.

cdpxe_cpe4r.inp

Uniaxial cyclic test, CPE4R elements, TYPE=STRAIN.

cdpxe_cps4r.inp

Uniaxial cyclic test, CPS4R elements, TYPE=STRAIN.

cdpxe_t3d2.inp

Uniaxial cyclic test, T3D2 elements, TYPE=STRAIN.

cdpxu_c3d8r.inp

Uniaxial cyclic test, C3D8R elements, TYPE=DISPLACEMENT.

cdpxu_cpe4r.inp

Uniaxial cyclic test, CPE4R elements, TYPE=DISPLACEMENT.

cdpxu_cps4r.inp

Uniaxial cyclic test, CPS4R elements, TYPE=DISPLACEMENT.

cdpxu_t3d2.inp

Uniaxial cyclic test, T3D2 elements, TYPE=DISPLACEMENT.

cdpxeo_c3d8r.inp

Uniaxial cyclic test, C3D8R elements, TYPE=STRAIN, with ORIENTATION.

cdpxeo_cpe4r.inp

Uniaxial cyclic test, CPE4R elements, TYPE=STRAIN, with ORIENTATION.

cdpxeo_cps4r.inp

Uniaxial cyclic test, CPS4R elements, TYPE=STRAIN, with ORIENTATION.

cdpxeb_c3d8r.inp

Biaxial cyclic test, C3D8R elements, TYPE=STRAIN.

cdpxeb_cpe4r.inp

Biaxial cyclic test, CPE4R elements, TYPE=STRAIN.

cdpxeb_cps4r.inp

Biaxial cyclic test, CPS4R elements, TYPE=STRAIN.

cdpxes_c3d8r.inp

Shear cyclic test, C3D8R elements, TYPE=STRAIN.

cdpxes_cpe4r.inp

Shear cyclic test, CPE4R elements, TYPE=STRAIN.

cdpxes_cps4r.inp

Shear cyclic test, CPS4R elements, TYPE=STRAIN.