combined J2 and I2 isotropic mechanical response. Default is identical to old plastic_j2. /dilatation/ flag adds (spherical) Li calculation based on hydrostatic pressure.
This commit is contained in:
Tias Maiti
parent
6cf92913a3
commit
a30b596e7f
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@ -306,8 +306,9 @@ KINEMATICS_FILES = \
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kinematics_vacancy_strain.o kinematics_hydrogen_strain.o
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kinematics_vacancy_strain.o kinematics_hydrogen_strain.o
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PLASTIC_FILES = \
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PLASTIC_FILES = \
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plastic_dislotwin.o plastic_disloUCLA.o plastic_j2.o plastic_phenopowerlaw.o \
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plastic_dislotwin.o plastic_disloUCLA.o plastic_isotropic.o plastic_j2.o \
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plastic_titanmod.o plastic_nonlocal.o plastic_none.o plastic_phenoplus.o
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plastic_phenopowerlaw.o plastic_titanmod.o plastic_nonlocal.o plastic_none.o \
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plastic_phenoplus.o
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THERMAL_FILES = \
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THERMAL_FILES = \
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thermal_isothermal.o thermal_adiabatic.o thermal_conduction.o
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thermal_isothermal.o thermal_adiabatic.o thermal_conduction.o
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@ -569,6 +570,9 @@ plastic_phenopowerlaw.o: plastic_phenopowerlaw.f90 \
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plastic_phenoplus.o: plastic_phenoplus.f90 \
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plastic_phenoplus.o: plastic_phenoplus.f90 \
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lattice.o
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lattice.o
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plastic_isotropic.o: plastic_isotropic.f90 \
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lattice.o
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plastic_j2.o: plastic_j2.f90 \
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plastic_j2.o: plastic_j2.f90 \
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lattice.o
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lattice.o
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@ -76,6 +76,7 @@ subroutine constitutive_init()
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phase_kinematics, &
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phase_kinematics, &
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ELASTICITY_hooke_ID, &
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ELASTICITY_hooke_ID, &
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PLASTICITY_none_ID, &
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PLASTICITY_none_ID, &
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PLASTICITY_isotropic_ID, &
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PLASTICITY_j2_ID, &
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PLASTICITY_j2_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenoplus_ID, &
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PLASTICITY_phenoplus_ID, &
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@ -99,6 +100,7 @@ subroutine constitutive_init()
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KINEMATICS_hydrogen_strain_ID, &
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KINEMATICS_hydrogen_strain_ID, &
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ELASTICITY_HOOKE_label, &
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ELASTICITY_HOOKE_label, &
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PLASTICITY_NONE_label, &
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PLASTICITY_NONE_label, &
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PLASTICITY_ISOTROPIC_label, &
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PLASTICITY_J2_label, &
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PLASTICITY_J2_label, &
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PLASTICITY_PHENOPOWERLAW_label, &
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PLASTICITY_PHENOPOWERLAW_label, &
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PLASTICITY_PHENOPLUS_label, &
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PLASTICITY_PHENOPLUS_label, &
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@ -119,6 +121,7 @@ subroutine constitutive_init()
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sourceState
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sourceState
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use plastic_none
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use plastic_none
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use plastic_isotropic
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use plastic_j2
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use plastic_j2
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use plastic_phenopowerlaw
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use plastic_phenopowerlaw
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use plastic_phenoplus
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use plastic_phenoplus
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@ -161,6 +164,7 @@ subroutine constitutive_init()
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if (.not. IO_open_jobFile_stat(FILEUNIT,material_localFileExt)) & ! no local material configuration present...
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if (.not. IO_open_jobFile_stat(FILEUNIT,material_localFileExt)) & ! no local material configuration present...
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call IO_open_file(FILEUNIT,material_configFile) ! ... open material.config file
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call IO_open_file(FILEUNIT,material_configFile) ! ... open material.config file
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if (any(phase_plasticity == PLASTICITY_NONE_ID)) call plastic_none_init
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if (any(phase_plasticity == PLASTICITY_NONE_ID)) call plastic_none_init
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if (any(phase_plasticity == PLASTICITY_ISOTROPIC_ID)) call plastic_isotropic_init(FILEUNIT)
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if (any(phase_plasticity == PLASTICITY_J2_ID)) call plastic_j2_init(FILEUNIT)
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if (any(phase_plasticity == PLASTICITY_J2_ID)) call plastic_j2_init(FILEUNIT)
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if (any(phase_plasticity == PLASTICITY_PHENOPOWERLAW_ID)) call plastic_phenopowerlaw_init(FILEUNIT)
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if (any(phase_plasticity == PLASTICITY_PHENOPOWERLAW_ID)) call plastic_phenopowerlaw_init(FILEUNIT)
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if (any(phase_plasticity == PLASTICITY_PHENOPLUS_ID)) call plastic_phenoplus_init(FILEUNIT)
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if (any(phase_plasticity == PLASTICITY_PHENOPLUS_ID)) call plastic_phenoplus_init(FILEUNIT)
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@ -220,6 +224,11 @@ subroutine constitutive_init()
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thisNoutput => null()
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thisNoutput => null()
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thisOutput => null() ! plastic_none_output
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thisOutput => null() ! plastic_none_output
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thisSize => null() ! plastic_none_sizePostResult
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thisSize => null() ! plastic_none_sizePostResult
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case (PLASTICITY_ISOTROPIC_ID)
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outputName = PLASTICITY_ISOTROPIC_label
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thisNoutput => plastic_isotropic_Noutput
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thisOutput => plastic_isotropic_output
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thisSize => plastic_isotropic_sizePostResult
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case (PLASTICITY_J2_ID)
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case (PLASTICITY_J2_ID)
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outputName = PLASTICITY_J2_label
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outputName = PLASTICITY_J2_label
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thisNoutput => plastic_j2_Noutput
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thisNoutput => plastic_j2_Noutput
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@ -368,6 +377,7 @@ subroutine constitutive_init()
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instance = phase_plasticityInstance(phase) ! which instance of a plasticity is present phase
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instance = phase_plasticityInstance(phase) ! which instance of a plasticity is present phase
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select case(phase_plasticity(phase)) ! split per constititution
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select case(phase_plasticity(phase)) ! split per constititution
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case (PLASTICITY_NONE_ID)
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case (PLASTICITY_NONE_ID)
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case (PLASTICITY_ISOTROPIC_ID)
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case (PLASTICITY_J2_ID)
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case (PLASTICITY_J2_ID)
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end select
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end select
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enddo
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enddo
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@ -525,6 +535,7 @@ subroutine constitutive_LpAndItsTangent(Lp, dLp_dTstar3333, dLp_dFi3333, Tstar_v
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temperature, &
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temperature, &
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thermalMapping, &
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thermalMapping, &
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PLASTICITY_NONE_ID, &
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PLASTICITY_NONE_ID, &
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PLASTICITY_ISOTROPIC_ID, &
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PLASTICITY_J2_ID, &
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PLASTICITY_J2_ID, &
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PLASTICITY_PHENOPOWERLAW_ID, &
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PLASTICITY_PHENOPOWERLAW_ID, &
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PLASTICITY_PHENOPLUS_ID, &
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PLASTICITY_PHENOPLUS_ID, &
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@ -532,6 +543,8 @@ subroutine constitutive_LpAndItsTangent(Lp, dLp_dTstar3333, dLp_dFi3333, Tstar_v
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PLASTICITY_DISLOUCLA_ID, &
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PLASTICITY_DISLOUCLA_ID, &
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PLASTICITY_TITANMOD_ID, &
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PLASTICITY_TITANMOD_ID, &
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PLASTICITY_NONLOCAL_ID
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PLASTICITY_NONLOCAL_ID
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use plastic_isotropic, only: &
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plastic_isotropic_LpAndItsTangent
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use plastic_j2, only: &
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use plastic_j2, only: &
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plastic_j2_LpAndItsTangent
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plastic_j2_LpAndItsTangent
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use plastic_phenopowerlaw, only: &
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use plastic_phenopowerlaw, only: &
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@ -580,6 +593,8 @@ subroutine constitutive_LpAndItsTangent(Lp, dLp_dTstar3333, dLp_dFi3333, Tstar_v
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case (PLASTICITY_NONE_ID)
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case (PLASTICITY_NONE_ID)
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Lp = 0.0_pReal
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Lp = 0.0_pReal
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dLp_dMstar = 0.0_pReal
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dLp_dMstar = 0.0_pReal
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case (PLASTICITY_ISOTROPIC_ID)
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call plastic_isotropic_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
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case (PLASTICITY_J2_ID)
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case (PLASTICITY_J2_ID)
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call plastic_j2_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
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call plastic_j2_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
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case (PLASTICITY_PHENOPOWERLAW_ID)
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case (PLASTICITY_PHENOPOWERLAW_ID)
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@ -632,14 +647,20 @@ subroutine constitutive_LiAndItsTangent(Li, dLi_dTstar3333, dLi_dFi3333, Tstar_v
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math_transpose33, &
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math_transpose33, &
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math_mul33x33
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math_mul33x33
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use material, only: &
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use material, only: &
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phase_plasticity, &
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material_phase, &
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material_homog, &
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mappingConstitutive, &
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phase_kinematics, &
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phase_kinematics, &
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phase_Nkinematics, &
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phase_Nkinematics, &
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material_phase, &
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PLASTICITY_isotropic_ID, &
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KINEMATICS_cleavage_opening_ID, &
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KINEMATICS_cleavage_opening_ID, &
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KINEMATICS_slipplane_opening_ID, &
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KINEMATICS_slipplane_opening_ID, &
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KINEMATICS_thermal_expansion_ID, &
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KINEMATICS_thermal_expansion_ID, &
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KINEMATICS_vacancy_strain_ID, &
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KINEMATICS_vacancy_strain_ID, &
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KINEMATICS_hydrogen_strain_ID
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KINEMATICS_hydrogen_strain_ID
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use plastic_isotropic, only: &
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plastic_isotropic_LiAndItsTangent
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use kinematics_cleavage_opening, only: &
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use kinematics_cleavage_opening, only: &
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kinematics_cleavage_opening_LiAndItsTangent
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kinematics_cleavage_opening_LiAndItsTangent
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use kinematics_slipplane_opening, only: &
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use kinematics_slipplane_opening, only: &
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@ -675,12 +696,27 @@ subroutine constitutive_LiAndItsTangent(Li, dLi_dTstar3333, dLi_dFi3333, Tstar_v
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real(pReal) :: &
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real(pReal) :: &
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detFi
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detFi
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integer(pInt) :: &
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integer(pInt) :: &
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i, j, kinematics
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i, j, kinematics, phase, homog
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phase = material_phase(ipc,ip,el)
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homog = material_homog( ip,el)
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Li = 0.0_pReal
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Li = 0.0_pReal
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dLi_dTstar3333 = 0.0_pReal
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dLi_dTstar3333 = 0.0_pReal
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dLi_dFi3333 = 0.0_pReal
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dLi_dFi3333 = 0.0_pReal
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select case (phase_plasticity(phase))
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case (PLASTICITY_isotropic_ID)
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call plastic_isotropic_LiAndItsTangent(my_Li, my_dLi_dTstar, Tstar_v, ipc, ip, el)
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case default
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my_Li = 0.0_pReal
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my_dLi_dTstar = 0.0_pReal
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end select
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Li = Li + my_Li
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dLi_dTstar3333 = dLi_dTstar3333 + my_dLi_dTstar
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do kinematics = 1_pInt, phase_Nkinematics(material_phase(ipc,ip,el))
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do kinematics = 1_pInt, phase_Nkinematics(material_phase(ipc,ip,el))
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select case (phase_kinematics(kinematics,material_phase(ipc,ip,el)))
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select case (phase_kinematics(kinematics,material_phase(ipc,ip,el)))
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case (KINEMATICS_cleavage_opening_ID)
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case (KINEMATICS_cleavage_opening_ID)
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@ -905,6 +941,7 @@ subroutine constitutive_collectDotState(Tstar_v, FeArray, FpArray, subdt, subfra
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thermalMapping, &
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thermalMapping, &
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homogenization_maxNgrains, &
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homogenization_maxNgrains, &
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PLASTICITY_none_ID, &
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PLASTICITY_none_ID, &
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PLASTICITY_isotropic_ID, &
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PLASTICITY_j2_ID, &
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PLASTICITY_j2_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenoplus_ID, &
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PLASTICITY_phenoplus_ID, &
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@ -916,6 +953,8 @@ subroutine constitutive_collectDotState(Tstar_v, FeArray, FpArray, subdt, subfra
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SOURCE_damage_anisoBrittle_ID, &
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SOURCE_damage_anisoBrittle_ID, &
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SOURCE_damage_anisoDuctile_ID, &
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SOURCE_damage_anisoDuctile_ID, &
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SOURCE_thermal_externalheat_ID
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SOURCE_thermal_externalheat_ID
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use plastic_isotropic, only: &
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plastic_isotropic_dotState
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use plastic_j2, only: &
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use plastic_j2, only: &
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plastic_j2_dotState
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plastic_j2_dotState
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use plastic_phenopowerlaw, only: &
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use plastic_phenopowerlaw, only: &
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@ -967,6 +1006,8 @@ subroutine constitutive_collectDotState(Tstar_v, FeArray, FpArray, subdt, subfra
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homog = material_homog( ip,el)
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homog = material_homog( ip,el)
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offset = thermalMapping(homog)%p(ip,el)
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offset = thermalMapping(homog)%p(ip,el)
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select case (phase_plasticity(phase))
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select case (phase_plasticity(phase))
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case (PLASTICITY_ISOTROPIC_ID)
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call plastic_isotropic_dotState (Tstar_v,ipc,ip,el)
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case (PLASTICITY_J2_ID)
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case (PLASTICITY_J2_ID)
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call plastic_j2_dotState (Tstar_v,ipc,ip,el)
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call plastic_j2_dotState (Tstar_v,ipc,ip,el)
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case (PLASTICITY_PHENOPOWERLAW_ID)
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case (PLASTICITY_PHENOPOWERLAW_ID)
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@ -1116,6 +1157,7 @@ function constitutive_postResults(Tstar_v, FeArray, ipc, ip, el)
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thermalMapping, &
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thermalMapping, &
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homogenization_maxNgrains, &
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homogenization_maxNgrains, &
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PLASTICITY_NONE_ID, &
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PLASTICITY_NONE_ID, &
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PLASTICITY_ISOTROPIC_ID, &
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PLASTICITY_J2_ID, &
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PLASTICITY_J2_ID, &
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PLASTICITY_PHENOPOWERLAW_ID, &
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PLASTICITY_PHENOPOWERLAW_ID, &
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PLASTICITY_PHENOPLUS_ID, &
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PLASTICITY_PHENOPLUS_ID, &
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@ -1127,10 +1169,9 @@ function constitutive_postResults(Tstar_v, FeArray, ipc, ip, el)
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SOURCE_damage_isoDuctile_ID, &
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SOURCE_damage_isoDuctile_ID, &
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SOURCE_damage_anisoBrittle_ID, &
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SOURCE_damage_anisoBrittle_ID, &
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SOURCE_damage_anisoDuctile_ID
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SOURCE_damage_anisoDuctile_ID
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use plastic_isotropic, only: &
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plastic_isotropic_postResults
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use plastic_j2, only: &
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use plastic_j2, only: &
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#ifdef HDF
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plastic_j2_postResults2,&
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#endif
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plastic_j2_postResults
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plastic_j2_postResults
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use plastic_phenopowerlaw, only: &
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use plastic_phenopowerlaw, only: &
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plastic_phenopowerlaw_postResults
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plastic_phenopowerlaw_postResults
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@ -1179,6 +1220,8 @@ function constitutive_postResults(Tstar_v, FeArray, ipc, ip, el)
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select case (phase_plasticity(material_phase(ipc,ip,el)))
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select case (phase_plasticity(material_phase(ipc,ip,el)))
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case (PLASTICITY_TITANMOD_ID)
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case (PLASTICITY_TITANMOD_ID)
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constitutive_postResults(startPos:endPos) = plastic_titanmod_postResults(ipc,ip,el)
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constitutive_postResults(startPos:endPos) = plastic_titanmod_postResults(ipc,ip,el)
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case (PLASTICITY_ISOTROPIC_ID)
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constitutive_postResults(startPos:endPos) = plastic_isotropic_postResults(Tstar_v,ipc,ip,el)
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case (PLASTICITY_J2_ID)
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case (PLASTICITY_J2_ID)
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constitutive_postResults(startPos:endPos) = plastic_j2_postResults(Tstar_v,ipc,ip,el)
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constitutive_postResults(startPos:endPos) = plastic_j2_postResults(Tstar_v,ipc,ip,el)
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case (PLASTICITY_PHENOPOWERLAW_ID)
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case (PLASTICITY_PHENOPOWERLAW_ID)
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@ -25,6 +25,7 @@ module material
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character(len=*), parameter, public :: &
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character(len=*), parameter, public :: &
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ELASTICITY_hooke_label = 'hooke', &
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ELASTICITY_hooke_label = 'hooke', &
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PLASTICITY_none_label = 'none', &
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PLASTICITY_none_label = 'none', &
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PLASTICITY_isotropic_label = 'isotropic', &
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PLASTICITY_j2_label = 'j2', &
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PLASTICITY_j2_label = 'j2', &
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PLASTICITY_phenopowerlaw_label = 'phenopowerlaw', &
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PLASTICITY_phenopowerlaw_label = 'phenopowerlaw', &
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PLASTICITY_phenoplus_label = 'phenoplus', &
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PLASTICITY_phenoplus_label = 'phenoplus', &
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@ -74,6 +75,7 @@ module material
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enum, bind(c)
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enum, bind(c)
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enumerator :: PLASTICITY_undefined_ID, &
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enumerator :: PLASTICITY_undefined_ID, &
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PLASTICITY_none_ID, &
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PLASTICITY_none_ID, &
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PLASTICITY_isotropic_ID, &
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PLASTICITY_j2_ID, &
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PLASTICITY_j2_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenoplus_ID, &
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PLASTICITY_phenoplus_ID, &
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@ -311,6 +313,7 @@ module material
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material_init, &
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material_init, &
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ELASTICITY_hooke_ID ,&
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ELASTICITY_hooke_ID ,&
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PLASTICITY_none_ID, &
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PLASTICITY_none_ID, &
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PLASTICITY_isotropic_ID, &
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PLASTICITY_J2_ID, &
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PLASTICITY_J2_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenopowerlaw_ID, &
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PLASTICITY_phenoplus_ID, &
|
PLASTICITY_phenoplus_ID, &
|
||||||
|
|
@ -977,6 +980,8 @@ subroutine material_parsePhase(fileUnit,myPart)
|
||||||
select case (IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
|
select case (IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
|
||||||
case (PLASTICITY_NONE_label)
|
case (PLASTICITY_NONE_label)
|
||||||
phase_plasticity(section) = PLASTICITY_NONE_ID
|
phase_plasticity(section) = PLASTICITY_NONE_ID
|
||||||
|
case (PLASTICITY_ISOTROPIC_label)
|
||||||
|
phase_plasticity(section) = PLASTICITY_ISOTROPIC_ID
|
||||||
case (PLASTICITY_J2_label)
|
case (PLASTICITY_J2_label)
|
||||||
phase_plasticity(section) = PLASTICITY_J2_ID
|
phase_plasticity(section) = PLASTICITY_J2_ID
|
||||||
case (PLASTICITY_PHENOPOWERLAW_label)
|
case (PLASTICITY_PHENOPOWERLAW_label)
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,686 @@
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! $Id: plastic_isotropic.f90 4434 2015-08-28 10:55:38Z MPIE\p.shanthraj $
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
|
||||||
|
!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
|
||||||
|
!> @brief material subroutine for isotropic (ISOTROPIC) plasticity
|
||||||
|
!> @details Isotropic (ISOTROPIC) Plasticity which resembles the phenopowerlaw plasticity without
|
||||||
|
!! resolving the stress on the slip systems. Will give the response of phenopowerlaw for an
|
||||||
|
!! untextured polycrystal
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
module plastic_isotropic
|
||||||
|
#ifdef HDF
|
||||||
|
use hdf5, only: &
|
||||||
|
HID_T
|
||||||
|
#endif
|
||||||
|
|
||||||
|
use prec, only: &
|
||||||
|
pReal,&
|
||||||
|
pInt
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
private
|
||||||
|
integer(pInt), dimension(:), allocatable, public, protected :: &
|
||||||
|
plastic_isotropic_sizePostResults !< cumulative size of post results
|
||||||
|
|
||||||
|
integer(pInt), dimension(:,:), allocatable, target, public :: &
|
||||||
|
plastic_isotropic_sizePostResult !< size of each post result output
|
||||||
|
|
||||||
|
character(len=64), dimension(:,:), allocatable, target, public :: &
|
||||||
|
plastic_isotropic_output !< name of each post result output
|
||||||
|
|
||||||
|
integer(pInt), dimension(:), allocatable, target, public :: &
|
||||||
|
plastic_isotropic_Noutput !< number of outputs per instance
|
||||||
|
|
||||||
|
logical, dimension(:), allocatable, private :: &
|
||||||
|
plastic_isotropic_dilatation !< flag to indicate dilatation contribution of plasticity
|
||||||
|
|
||||||
|
real(pReal), dimension(:), allocatable, private :: &
|
||||||
|
plastic_isotropic_fTaylor, & !< Taylor factor
|
||||||
|
plastic_isotropic_tau0, & !< initial plastic stress
|
||||||
|
plastic_isotropic_gdot0, & !< reference velocity
|
||||||
|
plastic_isotropic_n, & !< Visco-plastic parameter
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! h0 as function of h0 = A + B log (gammadot)
|
||||||
|
plastic_isotropic_h0, &
|
||||||
|
plastic_isotropic_h0_slopeLnRate, &
|
||||||
|
plastic_isotropic_tausat, & !< final plastic stress
|
||||||
|
plastic_isotropic_a, &
|
||||||
|
plastic_isotropic_aTolResistance, &
|
||||||
|
plastic_isotropic_aTolShear, &
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! tausat += (asinh((gammadot / SinhFitA)**(1 / SinhFitD)))**(1 / SinhFitC) / (SinhFitB * (gammadot / gammadot0)**(1/n))
|
||||||
|
plastic_isotropic_tausat_SinhFitA, & !< fitting parameter for normalized strain rate vs. stress function
|
||||||
|
plastic_isotropic_tausat_SinhFitB, & !< fitting parameter for normalized strain rate vs. stress function
|
||||||
|
plastic_isotropic_tausat_SinhFitC, & !< fitting parameter for normalized strain rate vs. stress function
|
||||||
|
plastic_isotropic_tausat_SinhFitD !< fitting parameter for normalized strain rate vs. stress function
|
||||||
|
|
||||||
|
enum, bind(c)
|
||||||
|
enumerator :: undefined_ID, &
|
||||||
|
flowstress_ID, &
|
||||||
|
strainrate_ID
|
||||||
|
end enum
|
||||||
|
integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
|
||||||
|
plastic_isotropic_outputID !< ID of each post result output
|
||||||
|
|
||||||
|
|
||||||
|
#ifdef HDF
|
||||||
|
type plastic_isotropic_tOutput
|
||||||
|
real(pReal), dimension(:), allocatable, private :: &
|
||||||
|
flowstress, &
|
||||||
|
strainrate
|
||||||
|
logical :: flowstressActive = .false., strainrateActive = .false. ! if we can write the output block wise, this is not needed anymore because we can do an if(allocated(xxx))
|
||||||
|
end type plastic_isotropic_tOutput
|
||||||
|
type(plastic_isotropic_tOutput), allocatable, dimension(:) :: plastic_isotropic_Output2
|
||||||
|
integer(HID_T), allocatable, dimension(:) :: outID
|
||||||
|
#endif
|
||||||
|
|
||||||
|
|
||||||
|
public :: &
|
||||||
|
plastic_isotropic_init, &
|
||||||
|
plastic_isotropic_LpAndItsTangent, &
|
||||||
|
plastic_isotropic_LiAndItsTangent, &
|
||||||
|
plastic_isotropic_dotState, &
|
||||||
|
plastic_isotropic_postResults
|
||||||
|
|
||||||
|
contains
|
||||||
|
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
!> @brief module initialization
|
||||||
|
!> @details reads in material parameters, allocates arrays, and does sanity checks
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
subroutine plastic_isotropic_init(fileUnit)
|
||||||
|
use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
|
||||||
|
#ifdef HDF
|
||||||
|
use hdf5
|
||||||
|
#endif
|
||||||
|
use debug, only: &
|
||||||
|
debug_level, &
|
||||||
|
debug_constitutive, &
|
||||||
|
debug_levelBasic
|
||||||
|
use numerics, only: &
|
||||||
|
analyticJaco, &
|
||||||
|
worldrank, &
|
||||||
|
numerics_integrator
|
||||||
|
use math, only: &
|
||||||
|
math_Mandel3333to66, &
|
||||||
|
math_Voigt66to3333
|
||||||
|
use IO, only: &
|
||||||
|
IO_read, &
|
||||||
|
IO_lc, &
|
||||||
|
IO_getTag, &
|
||||||
|
IO_isBlank, &
|
||||||
|
IO_stringPos, &
|
||||||
|
IO_stringValue, &
|
||||||
|
IO_floatValue, &
|
||||||
|
IO_error, &
|
||||||
|
IO_timeStamp, &
|
||||||
|
#ifdef HDF
|
||||||
|
tempResults, &
|
||||||
|
HDF5_addGroup, &
|
||||||
|
HDF5_addScalarDataset,&
|
||||||
|
#endif
|
||||||
|
IO_EOF
|
||||||
|
use material, only: &
|
||||||
|
phase_plasticity, &
|
||||||
|
phase_plasticityInstance, &
|
||||||
|
phase_Noutput, &
|
||||||
|
PLASTICITY_ISOTROPIC_label, &
|
||||||
|
PLASTICITY_ISOTROPIC_ID, &
|
||||||
|
material_phase, &
|
||||||
|
plasticState, &
|
||||||
|
MATERIAL_partPhase
|
||||||
|
|
||||||
|
use lattice
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
integer(pInt), intent(in) :: fileUnit
|
||||||
|
|
||||||
|
|
||||||
|
integer(pInt), allocatable, dimension(:) :: chunkPos
|
||||||
|
integer(pInt) :: &
|
||||||
|
o, &
|
||||||
|
phase, &
|
||||||
|
maxNinstance, &
|
||||||
|
instance, &
|
||||||
|
mySize, &
|
||||||
|
sizeDotState, &
|
||||||
|
sizeState, &
|
||||||
|
sizeDeltaState
|
||||||
|
character(len=65536) :: &
|
||||||
|
tag = '', &
|
||||||
|
line = ''
|
||||||
|
integer(pInt) :: NofMyPhase
|
||||||
|
|
||||||
|
#ifdef HDF
|
||||||
|
character(len=5) :: &
|
||||||
|
str1
|
||||||
|
integer(HID_T) :: ID,ID2,ID4
|
||||||
|
#endif
|
||||||
|
|
||||||
|
mainProcess: if (worldrank == 0) then
|
||||||
|
write(6,'(/,a)') ' <<<+- constitutive_'//PLASTICITY_ISOTROPIC_label//' init -+>>>'
|
||||||
|
write(6,'(a)') ' $Id: plastic_isotropic.f90 4434 2015-08-28 10:55:38Z MPIE\p.shanthraj $'
|
||||||
|
write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
|
||||||
|
#include "compilation_info.f90"
|
||||||
|
endif mainProcess
|
||||||
|
|
||||||
|
maxNinstance = int(count(phase_plasticity == PLASTICITY_ISOTROPIC_ID),pInt)
|
||||||
|
if (maxNinstance == 0_pInt) return
|
||||||
|
|
||||||
|
if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0_pInt) &
|
||||||
|
write(6,'(a16,1x,i5,/)') '# instances:',maxNinstance
|
||||||
|
|
||||||
|
#ifdef HDF
|
||||||
|
allocate(plastic_isotropic_Output2(maxNinstance))
|
||||||
|
allocate(outID(maxNinstance))
|
||||||
|
#endif
|
||||||
|
|
||||||
|
allocate(plastic_isotropic_sizePostResults(maxNinstance), source=0_pInt)
|
||||||
|
allocate(plastic_isotropic_sizePostResult(maxval(phase_Noutput), maxNinstance),source=0_pInt)
|
||||||
|
allocate(plastic_isotropic_output(maxval(phase_Noutput), maxNinstance))
|
||||||
|
plastic_isotropic_output = ''
|
||||||
|
allocate(plastic_isotropic_outputID(maxval(phase_Noutput),maxNinstance), source=undefined_ID)
|
||||||
|
allocate(plastic_isotropic_Noutput(maxNinstance), source=0_pInt)
|
||||||
|
allocate(plastic_isotropic_fTaylor(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_tau0(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_gdot0(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_n(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_h0(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_h0_slopeLnRate(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_tausat(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_a(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_aTolResistance(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_aTolShear (maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_tausat_SinhFitA(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_tausat_SinhFitB(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_tausat_SinhFitC(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_tausat_SinhFitD(maxNinstance), source=0.0_pReal)
|
||||||
|
allocate(plastic_isotropic_dilatation(maxNinstance), source=.false.)
|
||||||
|
|
||||||
|
rewind(fileUnit)
|
||||||
|
phase = 0_pInt
|
||||||
|
do while (trim(line) /= IO_EOF .and. IO_lc(IO_getTag(line,'<','>')) /= material_partPhase) ! wind forward to <phase>
|
||||||
|
line = IO_read(fileUnit)
|
||||||
|
enddo
|
||||||
|
|
||||||
|
parsingFile: do while (trim(line) /= IO_EOF) ! read through sections of phase part
|
||||||
|
line = IO_read(fileUnit)
|
||||||
|
if (IO_isBlank(line)) cycle ! skip empty lines
|
||||||
|
if (IO_getTag(line,'<','>') /= '') then ! stop at next part
|
||||||
|
line = IO_read(fileUnit, .true.) ! reset IO_read
|
||||||
|
exit
|
||||||
|
endif
|
||||||
|
if (IO_getTag(line,'[',']') /= '') then ! next section
|
||||||
|
phase = phase + 1_pInt ! advance section counter
|
||||||
|
if (phase_plasticity(phase) == PLASTICITY_ISOTROPIC_ID) then
|
||||||
|
instance = phase_plasticityInstance(phase)
|
||||||
|
#ifdef HDF
|
||||||
|
outID(instance)=HDF5_addGroup(str1,tempResults)
|
||||||
|
#endif
|
||||||
|
endif
|
||||||
|
cycle ! skip to next line
|
||||||
|
endif
|
||||||
|
if (phase > 0_pInt ) then; if (phase_plasticity(phase) == PLASTICITY_ISOTROPIC_ID) then ! one of my phases. Do not short-circuit here (.and. between if-statements), it's not safe in Fortran
|
||||||
|
instance = phase_plasticityInstance(phase) ! which instance of my plasticity is present phase
|
||||||
|
chunkPos = IO_stringPos(line)
|
||||||
|
tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
|
||||||
|
|
||||||
|
select case(tag)
|
||||||
|
case ('(output)')
|
||||||
|
select case(IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
|
||||||
|
case ('flowstress')
|
||||||
|
plastic_isotropic_Noutput(instance) = plastic_isotropic_Noutput(instance) + 1_pInt
|
||||||
|
plastic_isotropic_outputID(plastic_isotropic_Noutput(instance),instance) = flowstress_ID
|
||||||
|
plastic_isotropic_output(plastic_isotropic_Noutput(instance),instance) = &
|
||||||
|
IO_lc(IO_stringValue(line,chunkPos,2_pInt))
|
||||||
|
#ifdef HDF
|
||||||
|
call HDF5_addScalarDataset(outID(instance),myConstituents,'flowstress','MPa')
|
||||||
|
allocate(plastic_isotropic_Output2(instance)%flowstress(myConstituents))
|
||||||
|
plastic_isotropic_Output2(instance)%flowstressActive = .true.
|
||||||
|
#endif
|
||||||
|
case ('strainrate')
|
||||||
|
plastic_isotropic_Noutput(instance) = plastic_isotropic_Noutput(instance) + 1_pInt
|
||||||
|
plastic_isotropic_outputID(plastic_isotropic_Noutput(instance),instance) = strainrate_ID
|
||||||
|
plastic_isotropic_output(plastic_isotropic_Noutput(instance),instance) = &
|
||||||
|
IO_lc(IO_stringValue(line,chunkPos,2_pInt))
|
||||||
|
#ifdef HDF
|
||||||
|
call HDF5_addScalarDataset(outID(instance),myConstituents,'strainrate','1/s')
|
||||||
|
allocate(plastic_isotropic_Output2(instance)%strainrate(myConstituents))
|
||||||
|
plastic_isotropic_Output2(instance)%strainrateActive = .true.
|
||||||
|
#endif
|
||||||
|
case default
|
||||||
|
|
||||||
|
end select
|
||||||
|
case ('/dilatation/')
|
||||||
|
plastic_isotropic_dilatation(instance) = .true.
|
||||||
|
case ('tau0')
|
||||||
|
plastic_isotropic_tau0(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_tau0(instance) < 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('gdot0')
|
||||||
|
plastic_isotropic_gdot0(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_gdot0(instance) <= 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('n')
|
||||||
|
plastic_isotropic_n(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_n(instance) <= 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('h0')
|
||||||
|
plastic_isotropic_h0(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
case ('h0_slope','slopelnrate')
|
||||||
|
plastic_isotropic_h0_slopeLnRate(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
case ('tausat')
|
||||||
|
plastic_isotropic_tausat(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_tausat(instance) <= 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('tausat_sinhfita')
|
||||||
|
plastic_isotropic_tausat_SinhFitA(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
case ('tausat_sinhfitb')
|
||||||
|
plastic_isotropic_tausat_SinhFitB(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
case ('tausat_sinhfitc')
|
||||||
|
plastic_isotropic_tausat_SinhFitC(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
case ('tausat_sinhfitd')
|
||||||
|
plastic_isotropic_tausat_SinhFitD(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
case ('a', 'w0')
|
||||||
|
plastic_isotropic_a(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_a(instance) <= 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('taylorfactor')
|
||||||
|
plastic_isotropic_fTaylor(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_fTaylor(instance) <= 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('atol_resistance')
|
||||||
|
plastic_isotropic_aTolResistance(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
if (plastic_isotropic_aTolResistance(instance) <= 0.0_pReal) &
|
||||||
|
call IO_error(211_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_ISOTROPIC_label//')')
|
||||||
|
case ('atol_shear')
|
||||||
|
plastic_isotropic_aTolShear(instance) = IO_floatValue(line,chunkPos,2_pInt)
|
||||||
|
|
||||||
|
case default
|
||||||
|
|
||||||
|
end select
|
||||||
|
endif; endif
|
||||||
|
enddo parsingFile
|
||||||
|
|
||||||
|
initializeInstances: do phase = 1_pInt, size(phase_plasticity)
|
||||||
|
myPhase: if (phase_plasticity(phase) == PLASTICITY_isotropic_ID) then
|
||||||
|
NofMyPhase=count(material_phase==phase)
|
||||||
|
instance = phase_plasticityInstance(phase)
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! sanity checks
|
||||||
|
if (plastic_isotropic_aTolShear(instance) <= 0.0_pReal) &
|
||||||
|
plastic_isotropic_aTolShear(instance) = 1.0e-6_pReal ! default absolute tolerance 1e-6
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! Determine size of postResults array
|
||||||
|
outputsLoop: do o = 1_pInt,plastic_isotropic_Noutput(instance)
|
||||||
|
select case(plastic_isotropic_outputID(o,instance))
|
||||||
|
case(flowstress_ID,strainrate_ID)
|
||||||
|
mySize = 1_pInt
|
||||||
|
case default
|
||||||
|
end select
|
||||||
|
|
||||||
|
outputFound: if (mySize > 0_pInt) then
|
||||||
|
plastic_isotropic_sizePostResult(o,instance) = mySize
|
||||||
|
plastic_isotropic_sizePostResults(instance) = &
|
||||||
|
plastic_isotropic_sizePostResults(instance) + mySize
|
||||||
|
endif outputFound
|
||||||
|
enddo outputsLoop
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! allocate state arrays
|
||||||
|
sizeState = 2_pInt
|
||||||
|
sizeDotState = sizeState
|
||||||
|
sizeDeltaState = 0_pInt
|
||||||
|
plasticState(phase)%sizeState = sizeState
|
||||||
|
plasticState(phase)%sizeDotState = sizeDotState
|
||||||
|
plasticState(phase)%sizeDeltaState = sizeDeltaState
|
||||||
|
plasticState(phase)%sizePostResults = plastic_isotropic_sizePostResults(instance)
|
||||||
|
plasticState(phase)%nSlip = 1
|
||||||
|
plasticState(phase)%nTwin = 0
|
||||||
|
plasticState(phase)%nTrans= 0
|
||||||
|
allocate(plasticState(phase)%aTolState ( sizeState))
|
||||||
|
plasticState(phase)%aTolState(1) = plastic_isotropic_aTolResistance(instance)
|
||||||
|
plasticState(phase)%aTolState(2) = plastic_isotropic_aTolShear(instance)
|
||||||
|
allocate(plasticState(phase)%state0 ( sizeState,NofMyPhase))
|
||||||
|
plasticState(phase)%state0(1,1:NofMyPhase) = plastic_isotropic_tau0(instance)
|
||||||
|
plasticState(phase)%state0(2,1:NofMyPhase) = 0.0_pReal
|
||||||
|
allocate(plasticState(phase)%partionedState0 ( sizeState,NofMyPhase),source=0.0_pReal)
|
||||||
|
allocate(plasticState(phase)%subState0 ( sizeState,NofMyPhase),source=0.0_pReal)
|
||||||
|
allocate(plasticState(phase)%state ( sizeState,NofMyPhase),source=0.0_pReal)
|
||||||
|
allocate(plasticState(phase)%dotState (sizeDotState,NofMyPhase),source=0.0_pReal)
|
||||||
|
allocate(plasticState(phase)%deltaState (sizeDeltaState,NofMyPhase),source=0.0_pReal)
|
||||||
|
if (.not. analyticJaco) then
|
||||||
|
allocate(plasticState(phase)%state_backup ( sizeState,NofMyPhase),source=0.0_pReal)
|
||||||
|
allocate(plasticState(phase)%dotState_backup (sizeDotState,NofMyPhase),source=0.0_pReal)
|
||||||
|
endif
|
||||||
|
if (any(numerics_integrator == 1_pInt)) then
|
||||||
|
allocate(plasticState(phase)%previousDotState (sizeDotState,NofMyPhase),source=0.0_pReal)
|
||||||
|
allocate(plasticState(phase)%previousDotState2(sizeDotState,NofMyPhase),source=0.0_pReal)
|
||||||
|
endif
|
||||||
|
if (any(numerics_integrator == 4_pInt)) &
|
||||||
|
allocate(plasticState(phase)%RK4dotState (sizeDotState,NofMyPhase),source=0.0_pReal)
|
||||||
|
if (any(numerics_integrator == 5_pInt)) &
|
||||||
|
allocate(plasticState(phase)%RKCK45dotState (6,sizeDotState,NofMyPhase),source=0.0_pReal)
|
||||||
|
plasticState(phase)%slipRate => plasticState(phase)%dotState(2:2,1:NofMyPhase)
|
||||||
|
plasticState(phase)%accumulatedSlip => plasticState(phase)%state (2:2,1:NofMyPhase)
|
||||||
|
endif myPhase
|
||||||
|
enddo initializeInstances
|
||||||
|
|
||||||
|
end subroutine plastic_isotropic_init
|
||||||
|
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
!> @brief calculates plastic velocity gradient and its tangent
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
subroutine plastic_isotropic_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,ipc,ip,el)
|
||||||
|
use debug, only: &
|
||||||
|
debug_level, &
|
||||||
|
debug_constitutive, &
|
||||||
|
debug_levelBasic, &
|
||||||
|
debug_levelExtensive, &
|
||||||
|
debug_levelSelective, &
|
||||||
|
debug_e, &
|
||||||
|
debug_i, &
|
||||||
|
debug_g
|
||||||
|
use math, only: &
|
||||||
|
math_mul6x6, &
|
||||||
|
math_Mandel6to33, &
|
||||||
|
math_Plain3333to99, &
|
||||||
|
math_deviatoric33, &
|
||||||
|
math_mul33xx33, &
|
||||||
|
math_transpose33
|
||||||
|
use material, only: &
|
||||||
|
mappingConstitutive, &
|
||||||
|
plasticState, &
|
||||||
|
material_phase, &
|
||||||
|
phase_plasticityInstance
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
real(pReal), dimension(3,3), intent(out) :: &
|
||||||
|
Lp !< plastic velocity gradient
|
||||||
|
real(pReal), dimension(9,9), intent(out) :: &
|
||||||
|
dLp_dTstar99 !< derivative of Lp with respect to 2nd Piola Kirchhoff stress
|
||||||
|
|
||||||
|
real(pReal), dimension(6), intent(in) :: &
|
||||||
|
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
|
||||||
|
integer(pInt), intent(in) :: &
|
||||||
|
ipc, & !< component-ID of integration point
|
||||||
|
ip, & !< integration point
|
||||||
|
el !< element
|
||||||
|
|
||||||
|
real(pReal), dimension(3,3) :: &
|
||||||
|
Tstar_dev_33 !< deviatoric part of the 2nd Piola Kirchhoff stress tensor as 2nd order tensor
|
||||||
|
real(pReal), dimension(3,3,3,3) :: &
|
||||||
|
dLp_dTstar_3333 !< derivative of Lp with respect to Tstar as 4th order tensor
|
||||||
|
real(pReal) :: &
|
||||||
|
gamma_dot, & !< strainrate
|
||||||
|
norm_Tstar_dev, & !< euclidean norm of Tstar_dev
|
||||||
|
squarenorm_Tstar_dev !< square of the euclidean norm of Tstar_dev
|
||||||
|
integer(pInt) :: &
|
||||||
|
instance, &
|
||||||
|
k, l, m, n
|
||||||
|
|
||||||
|
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
|
||||||
|
Tstar_dev_33 = math_deviatoric33(math_Mandel6to33(Tstar_v)) ! deviatoric part of 2nd Piola-Kirchhoff stress
|
||||||
|
squarenorm_Tstar_dev = math_mul33xx33(Tstar_dev_33,Tstar_dev_33)
|
||||||
|
norm_Tstar_dev = sqrt(squarenorm_Tstar_dev)
|
||||||
|
|
||||||
|
if (norm_Tstar_dev <= 0.0_pReal) then ! Tstar == 0 --> both Lp and dLp_dTstar are zero
|
||||||
|
Lp = 0.0_pReal
|
||||||
|
dLp_dTstar99 = 0.0_pReal
|
||||||
|
else
|
||||||
|
gamma_dot = plastic_isotropic_gdot0(instance) &
|
||||||
|
* (sqrt(1.5_pReal) * norm_Tstar_dev / (plastic_isotropic_fTaylor(instance) * &
|
||||||
|
plasticState(mappingConstitutive(2,ipc,ip,el))%state(1,mappingConstitutive(1,ipc,ip,el)))) &
|
||||||
|
**plastic_isotropic_n(instance)
|
||||||
|
|
||||||
|
Lp = Tstar_dev_33/norm_Tstar_dev * gamma_dot/plastic_isotropic_fTaylor(instance)
|
||||||
|
|
||||||
|
if (iand(debug_level(debug_constitutive), debug_levelExtensive) /= 0_pInt &
|
||||||
|
.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
|
||||||
|
.or. .not. iand(debug_level(debug_constitutive),debug_levelSelective) /= 0_pInt)) then
|
||||||
|
write(6,'(a,i8,1x,i2,1x,i3)') '<< CONST isotropic >> at el ip g ',el,ip,ipc
|
||||||
|
write(6,'(/,a,/,3(12x,3(f12.4,1x)/))') '<< CONST isotropic >> Tstar (dev) / MPa', &
|
||||||
|
math_transpose33(Tstar_dev_33(1:3,1:3))*1.0e-6_pReal
|
||||||
|
write(6,'(/,a,/,f12.5)') '<< CONST isotropic >> norm Tstar / MPa', norm_Tstar_dev*1.0e-6_pReal
|
||||||
|
write(6,'(/,a,/,f12.5)') '<< CONST isotropic >> gdot', gamma_dot
|
||||||
|
end if
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! Calculation of the tangent of Lp
|
||||||
|
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
|
||||||
|
dLp_dTstar_3333(k,l,m,n) = (plastic_isotropic_n(instance)-1.0_pReal) * &
|
||||||
|
Tstar_dev_33(k,l)*Tstar_dev_33(m,n) / squarenorm_Tstar_dev
|
||||||
|
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt) &
|
||||||
|
dLp_dTstar_3333(k,l,k,l) = dLp_dTstar_3333(k,l,k,l) + 1.0_pReal
|
||||||
|
forall (k=1_pInt:3_pInt,m=1_pInt:3_pInt) &
|
||||||
|
dLp_dTstar_3333(k,k,m,m) = dLp_dTstar_3333(k,k,m,m) - 1.0_pReal/3.0_pReal
|
||||||
|
dLp_dTstar99 = math_Plain3333to99(gamma_dot / plastic_isotropic_fTaylor(instance) * &
|
||||||
|
dLp_dTstar_3333 / norm_Tstar_dev)
|
||||||
|
end if
|
||||||
|
end subroutine plastic_isotropic_LpAndItsTangent
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
!> @brief calculates plastic velocity gradient and its tangent
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
subroutine plastic_isotropic_LiAndItsTangent(Li,dLi_dTstar_3333,Tstar_v,ipc,ip,el)
|
||||||
|
use math, only: &
|
||||||
|
math_mul6x6, &
|
||||||
|
math_Mandel6to33, &
|
||||||
|
math_Plain3333to99, &
|
||||||
|
math_spherical33, &
|
||||||
|
math_mul33xx33
|
||||||
|
use material, only: &
|
||||||
|
mappingConstitutive, &
|
||||||
|
plasticState, &
|
||||||
|
material_phase, &
|
||||||
|
phase_plasticityInstance
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
real(pReal), dimension(3,3), intent(out) :: &
|
||||||
|
Li !< plastic velocity gradient
|
||||||
|
real(pReal), dimension(9,9) :: &
|
||||||
|
dLi_dTstar99 !< derivative of Lp with respect to 2nd Piola Kirchhoff stress
|
||||||
|
|
||||||
|
real(pReal), dimension(6), intent(in) :: &
|
||||||
|
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
|
||||||
|
integer(pInt), intent(in) :: &
|
||||||
|
ipc, & !< component-ID of integration point
|
||||||
|
ip, & !< integration point
|
||||||
|
el !< element
|
||||||
|
|
||||||
|
real(pReal), dimension(3,3) :: &
|
||||||
|
Tstar_sph_33 !< sphiatoric part of the 2nd Piola Kirchhoff stress tensor as 2nd order tensor
|
||||||
|
real(pReal), dimension(3,3,3,3), intent(out) :: &
|
||||||
|
dLi_dTstar_3333 !< derivative of Lp with respect to Tstar as 4th order tensor
|
||||||
|
real(pReal) :: &
|
||||||
|
gamma_dot, & !< strainrate
|
||||||
|
norm_Tstar_sph, & !< euclidean norm of Tstar_sph
|
||||||
|
squarenorm_Tstar_sph !< square of the euclidean norm of Tstar_sph
|
||||||
|
integer(pInt) :: &
|
||||||
|
instance, &
|
||||||
|
k, l, m, n
|
||||||
|
|
||||||
|
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
|
||||||
|
|
||||||
|
Li = 0.0_pReal
|
||||||
|
dLi_dTstar_3333 = 0.0_pReal
|
||||||
|
|
||||||
|
Tstar_sph_33 = math_spherical33(math_Mandel6to33(Tstar_v)) ! spherical part of 2nd Piola-Kirchhoff stress
|
||||||
|
squarenorm_Tstar_sph = math_mul33xx33(Tstar_sph_33,Tstar_sph_33)
|
||||||
|
norm_Tstar_sph = sqrt(squarenorm_Tstar_sph)
|
||||||
|
|
||||||
|
if (plastic_isotropic_dilatation(instance)) then
|
||||||
|
gamma_dot = plastic_isotropic_gdot0(instance) &
|
||||||
|
* (sqrt(1.5_pReal) * norm_Tstar_sph / (plastic_isotropic_fTaylor(instance) * &
|
||||||
|
plasticState(mappingConstitutive(2,ipc,ip,el))%state(1,mappingConstitutive(1,ipc,ip,el)))) &
|
||||||
|
**plastic_isotropic_n(instance)
|
||||||
|
|
||||||
|
Li = Tstar_sph_33/norm_Tstar_sph * gamma_dot/plastic_isotropic_fTaylor(instance)
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! Calculation of the tangent of Li
|
||||||
|
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
|
||||||
|
dLi_dTstar_3333(k,l,m,n) = (plastic_isotropic_n(instance)-1.0_pReal) * &
|
||||||
|
Tstar_sph_33(k,l)*Tstar_sph_33(m,n) / squarenorm_Tstar_sph
|
||||||
|
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt) &
|
||||||
|
dLi_dTstar_3333(k,l,k,l) = dLi_dTstar_3333(k,l,k,l) + 1.0_pReal
|
||||||
|
|
||||||
|
dLi_dTstar_3333 = gamma_dot / plastic_isotropic_fTaylor(instance) * &
|
||||||
|
dLi_dTstar_3333 / norm_Tstar_sph
|
||||||
|
end if
|
||||||
|
|
||||||
|
end subroutine plastic_isotropic_LiAndItsTangent
|
||||||
|
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
!> @brief calculates the rate of change of microstructure
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
subroutine plastic_isotropic_dotState(Tstar_v,ipc,ip,el)
|
||||||
|
use math, only: &
|
||||||
|
math_mul6x6
|
||||||
|
use material, only: &
|
||||||
|
mappingConstitutive, &
|
||||||
|
plasticState, &
|
||||||
|
material_phase, &
|
||||||
|
phase_plasticityInstance
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
real(pReal), dimension(6), intent(in):: &
|
||||||
|
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
|
||||||
|
integer(pInt), intent(in) :: &
|
||||||
|
ipc, & !< component-ID of integration point
|
||||||
|
ip, & !< integration point
|
||||||
|
el !< element
|
||||||
|
real(pReal), dimension(6) :: &
|
||||||
|
Tstar_dev_v !< deviatoric 2nd Piola Kirchhoff stress tensor in Mandel notation
|
||||||
|
real(pReal) :: &
|
||||||
|
gamma_dot, & !< strainrate
|
||||||
|
hardening, & !< hardening coefficient
|
||||||
|
saturation, & !< saturation resistance
|
||||||
|
norm_Tstar_v !< euclidean norm of Tstar_dev
|
||||||
|
integer(pInt) :: &
|
||||||
|
instance, & !< instance of my instance (unique number of my constitutive model)
|
||||||
|
of, & !< shortcut notation for offset position in state array
|
||||||
|
ph !< shortcut notation for phase ID (unique number of all phases, regardless of constitutive model)
|
||||||
|
|
||||||
|
of = mappingConstitutive(1,ipc,ip,el)
|
||||||
|
ph = mappingConstitutive(2,ipc,ip,el)
|
||||||
|
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! norm of (deviatoric) 2nd Piola-Kirchhoff stress
|
||||||
|
if (plastic_isotropic_dilatation(instance)) then
|
||||||
|
norm_Tstar_v = sqrt(math_mul6x6(Tstar_v,Tstar_v))
|
||||||
|
else
|
||||||
|
Tstar_dev_v(1:3) = Tstar_v(1:3) - sum(Tstar_v(1:3))/3.0_pReal
|
||||||
|
Tstar_dev_v(4:6) = Tstar_v(4:6)
|
||||||
|
norm_Tstar_v = sqrt(math_mul6x6(Tstar_dev_v,Tstar_dev_v))
|
||||||
|
end if
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! strain rate
|
||||||
|
gamma_dot = plastic_isotropic_gdot0(instance) * ( sqrt(1.5_pReal) * norm_Tstar_v &
|
||||||
|
/ &!-----------------------------------------------------------------------------------
|
||||||
|
(plastic_isotropic_fTaylor(instance)*plasticState(ph)%state(1,of)) )**plastic_isotropic_n(instance)
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! hardening coefficient
|
||||||
|
if (abs(gamma_dot) > 1e-12_pReal) then
|
||||||
|
if (abs(plastic_isotropic_tausat_SinhFitA(instance)) <= tiny(0.0_pReal)) then
|
||||||
|
saturation = plastic_isotropic_tausat(instance)
|
||||||
|
else
|
||||||
|
saturation = ( plastic_isotropic_tausat(instance) &
|
||||||
|
+ ( log( ( gamma_dot / plastic_isotropic_tausat_SinhFitA(instance)&
|
||||||
|
)**(1.0_pReal / plastic_isotropic_tausat_SinhFitD(instance))&
|
||||||
|
+ sqrt( ( gamma_dot / plastic_isotropic_tausat_SinhFitA(instance) &
|
||||||
|
)**(2.0_pReal / plastic_isotropic_tausat_SinhFitD(instance)) &
|
||||||
|
+ 1.0_pReal ) &
|
||||||
|
) & ! asinh(K) = ln(K + sqrt(K^2 +1))
|
||||||
|
)**(1.0_pReal / plastic_isotropic_tausat_SinhFitC(instance)) &
|
||||||
|
/ ( plastic_isotropic_tausat_SinhFitB(instance) &
|
||||||
|
* (gamma_dot / plastic_isotropic_gdot0(instance))**(1.0_pReal / plastic_isotropic_n(instance)) &
|
||||||
|
) &
|
||||||
|
)
|
||||||
|
endif
|
||||||
|
hardening = ( plastic_isotropic_h0(instance) + plastic_isotropic_h0_slopeLnRate(instance) * log(gamma_dot) ) &
|
||||||
|
* abs( 1.0_pReal - plasticState(ph)%state(1,of)/saturation )**plastic_isotropic_a(instance) &
|
||||||
|
* sign(1.0_pReal, 1.0_pReal - plasticState(ph)%state(1,of)/saturation)
|
||||||
|
else
|
||||||
|
hardening = 0.0_pReal
|
||||||
|
endif
|
||||||
|
|
||||||
|
plasticState(ph)%dotState(1,of) = hardening * gamma_dot
|
||||||
|
plasticState(ph)%dotState(2,of) = gamma_dot
|
||||||
|
|
||||||
|
end subroutine plastic_isotropic_dotState
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
!> @brief return array of constitutive results
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
function plastic_isotropic_postResults(Tstar_v,ipc,ip,el)
|
||||||
|
use math, only: &
|
||||||
|
math_mul6x6
|
||||||
|
use material, only: &
|
||||||
|
material_phase, &
|
||||||
|
plasticState, &
|
||||||
|
mappingConstitutive, &
|
||||||
|
phase_plasticityInstance
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
real(pReal), dimension(6), intent(in) :: &
|
||||||
|
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
|
||||||
|
integer(pInt), intent(in) :: &
|
||||||
|
ipc, & !< component-ID of integration point
|
||||||
|
ip, & !< integration point
|
||||||
|
el !< element
|
||||||
|
real(pReal), dimension(plastic_isotropic_sizePostResults(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: &
|
||||||
|
plastic_isotropic_postResults
|
||||||
|
|
||||||
|
real(pReal), dimension(6) :: &
|
||||||
|
Tstar_dev_v !< deviatoric 2nd Piola Kirchhoff stress tensor in Mandel notation
|
||||||
|
real(pReal) :: &
|
||||||
|
norm_Tstar_v ! euclidean norm of Tstar_dev
|
||||||
|
integer(pInt) :: &
|
||||||
|
instance, & !< instance of my instance (unique number of my constitutive model)
|
||||||
|
of, & !< shortcut notation for offset position in state array
|
||||||
|
ph, & !< shortcut notation for phase ID (unique number of all phases, regardless of constitutive model)
|
||||||
|
c, &
|
||||||
|
o
|
||||||
|
|
||||||
|
of = mappingConstitutive(1,ipc,ip,el)
|
||||||
|
ph = mappingConstitutive(2,ipc,ip,el)
|
||||||
|
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
|
||||||
|
|
||||||
|
!--------------------------------------------------------------------------------------------------
|
||||||
|
! norm of (deviatoric) 2nd Piola-Kirchhoff stress
|
||||||
|
if (plastic_isotropic_dilatation(instance)) then
|
||||||
|
norm_Tstar_v = sqrt(math_mul6x6(Tstar_v,Tstar_v))
|
||||||
|
else
|
||||||
|
Tstar_dev_v(1:3) = Tstar_v(1:3) - sum(Tstar_v(1:3))/3.0_pReal
|
||||||
|
Tstar_dev_v(4:6) = Tstar_v(4:6)
|
||||||
|
norm_Tstar_v = sqrt(math_mul6x6(Tstar_dev_v,Tstar_dev_v))
|
||||||
|
end if
|
||||||
|
|
||||||
|
c = 0_pInt
|
||||||
|
plastic_isotropic_postResults = 0.0_pReal
|
||||||
|
|
||||||
|
outputsLoop: do o = 1_pInt,plastic_isotropic_Noutput(instance)
|
||||||
|
select case(plastic_isotropic_outputID(o,instance))
|
||||||
|
case (flowstress_ID)
|
||||||
|
plastic_isotropic_postResults(c+1_pInt) = plasticState(ph)%state(1,of)
|
||||||
|
c = c + 1_pInt
|
||||||
|
case (strainrate_ID)
|
||||||
|
plastic_isotropic_postResults(c+1_pInt) = &
|
||||||
|
plastic_isotropic_gdot0(instance) * ( sqrt(1.5_pReal) * norm_Tstar_v &
|
||||||
|
/ &!----------------------------------------------------------------------------------
|
||||||
|
(plastic_isotropic_fTaylor(instance) * plasticState(ph)%state(1,of)) ) ** plastic_isotropic_n(instance)
|
||||||
|
c = c + 1_pInt
|
||||||
|
end select
|
||||||
|
enddo outputsLoop
|
||||||
|
|
||||||
|
end function plastic_isotropic_postResults
|
||||||
|
|
||||||
|
|
||||||
|
end module plastic_isotropic
|
||||||
Loading…
Reference in New Issue