ABAQUS CONCRETE DAMAGED PLASTICITY PARAMETERS

1. Model 1:

No Parameter Value 1 Elastic Young’s modulus E0 (MPa) 32 000 Poisson’s ratio µ 0.2 2 Density (T/mm3) 2.4x10-9 3 Concrete damaged plasticity Dilation angle ψ (o) 38 Eccentricity є 0.1 fb0/fc0 1.16 K 0.6667 Viscosity parameter 0.0003 4 Concrete compression hardening Yield stress Inelastic 14.2762 0 22.6083 0.00013 29.1398 0.00020 33.8755 0.00043 36.8206 0.00068 37.9798 0.00098 38.0000 0.00120 34.9609 0.00260 30.7924 0.00360 24.8580 0.00500 5 Concrete tension stiffening, type=displacement Yield stress Displacement 3.8 0 2.8 0.008 2.0 0.021 1.6 0.030 1.3 0.035

Compare this model with the model of concrete material in the standard

concrete EC2:

Figue 1. Stress–strain curves for uniaxial compression

Figue 2. Stress–strain curves for uniaxial tension

2. Model 2:

No Parameter Value 1 Elastic Young’s modulus E0 (MPa) 31 000

Poisson’s ratio µ 0.2 2 Density (T/mm3) 2.4x10-9 3 Concrete damaged plasticity Dilation angle ψ (o) 38 Eccentricity є 0 fb0/fc0 0 K 0 Viscosity parameter 0.00045 4 Concrete compression hardening Yield stress Inelastic 14.2762 0 22.6083 0.00009 29.1398 0.00015 33.8755 0.00042 37.4206 0.00082 37.9000 0.00109 38.0000 0.00120 35.4090 0.00260 30.7924 0.00400 24.8580 0.00550 5 Concrete tension stiffening, type=displacement Yield stress Displacement 3.8 0 2.8 0.008 2.0 0.021 1.6 0.030 1.3 0.035

Compare this model with the model of concrete material in the standard

concrete EC2:

Figue 3. Stress–strain curves for uniaxial compression

Figue 4. Stress–strain curves for uniaxial tension