150 lines
4.3 KiB
Plaintext
150 lines
4.3 KiB
Plaintext
#####################
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<homogenization>
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#####################
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[SX]
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type Taylor
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Ngrains 1
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[RGC]
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type RGC
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Ngrains 8
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[Taylor4]
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type Taylor
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Ngrains 4
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#####################
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<microstructure>
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#####################
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[Aluminum_CubeSX]
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(constituent) phase 1 texture 2 fraction 1.0
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[Copper_rCubeSX]
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(constituent) phase 2 texture 3 fraction 1.0
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[DPsteel]
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(constituent) phase 3 texture 1 fraction 0.8
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(constituent) phase 4 texture 1 fraction 0.2
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#####################
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<phase>
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#####################
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[Aluminum] # below given format will not work. need to select one constitution block from it.
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constitution j2
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c11 110.9e9
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c12 58.34e9
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(output) flowstress
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(output) strainrate
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taylorfactor
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s0 31e6
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gdot0 0.001
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n 20
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h0 75e6
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s_sat 63e6
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w0 2.25
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constitution phenomenological
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lattice_structure 1
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Nslip 12
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c11 106.75e9
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c12 60.41e9
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c44 28.34e9
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(output) slipresistance
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(output) rateofshear
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s0_slip 31e6
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gdot0_slip 0.001
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n_slip 20
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h0 75e6
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s_sat 63e6
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w0 2.25
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latent_ratio 1.4
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constitution dislobased
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(output) dislodensity
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(output) rateofshear
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burgers 2.86e-10 # Burgers vector [m]
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Qedge 3e-19 # Activation energy for dislocation glide [J/K] (0.5*G*b^3)
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Qsd 2.4e-19 # Activation energy for self diffusion [J/K] (gamma-iron)
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diff0 1e-3 # prefactor vacancy diffusion coeffficent (gamma-iron)
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interaction_coefficients 1.0 2.2 3.0 1.6 3.8 4.5 # Dislocation interaction coefficients
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rho0 6.0e12 # Initial dislocation density [m/m^3]
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c1 0.1 # Passing stress adjustment
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c2 2.0 # Jump width adjustment
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c3 1.0 # Activation volume adjustment
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c4 50.0 # Average slip distance adjustment for lock formation
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c7 8.0 # Athermal recovery adjustment
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c8 1.0e10 # Thermal recovery adjustment (plays no role for me)
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[Copper]
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[Ferrite]
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[Martensite]
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[TWIP steel FeMnC]
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constitution phenomenological
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lattice_structure 1
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Nslip 12
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(output) slipResistance
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(output) rateOfShear
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C11 183.9e9 # elastic constants in Pa
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C12 101.9e9
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C44 115.4e9
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### phenomenological constitutive parameters ###
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s0_slip 85.0e6 # initial slip resistance
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gdot0_slip 0.001 # reference shear rate
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n_slip 100.0 # stress exponent
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h0 355.0e6 # initial hardening slope
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s_sat 265.0e6 # saturation stress
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w0 1.0 # exponent
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latent_ratio 1.4 # latent/self hardening ratio
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### dislocation density-based constitutive parameters ###
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burgers 2.56e-10 # Burgers vector [m]
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Qedge 5.5e-19 # Activation energy for dislocation glide [J/K] (0.5*G*b^3)
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Qsd 4.7e-19 # Activation energy for self diffusion [J/K] (gamma-iron)
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diff0 4.0e-5 # prefactor vacancy diffusion coeffficent (gamma-iron)
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grain_size 2.0e-5 # Average grain size [m]
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interaction_coefficients 1.0 2.2 3.0 1.6 3.8 4.5 # Dislocation interaction coefficients
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rho0 6.0e12 # Initial dislocation density [m/m^3]
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c1 0.1 # Passing stress adjustment
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c2 2.0 # Jump width adjustment
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c3 1.0 # Activation volume adjustment
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c4 50.0 # Average slip distance adjustment for lock formation
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c5 1.0 # Average slip distance adjustment when grain boundaries
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c7 8.0 # Athermal recovery adjustment
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c8 1.0e10 # Thermal recovery adjustment (plays no role for me)
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stack_size 5.0e-8 # Average twin thickness (stacks) [m]
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f_sat 1.0 # Total twin volume fraction saturation
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c6 # Average slip distance adjustment when twin boundaries [???]
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site_scaling 1.0e-6 # Scaling potential nucleation sites
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q1 1.0 # Scaling the P-K force on the twinning dislocation
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q2 1.0 # Scaling the resolved shear stress
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#####################
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<texture>
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#####################
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[random]
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[CubeSX]
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(gauss) phi1 0.0 Phi 0.0 phi2 0.0 scatter 0.0 fraction 1.0
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[rCubeSX]
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(gauss) phi1 45.0 Phi 0.0 phi2 0.0 scatter 0.0 fraction 1.0
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