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- introduction of immobile (used) single dislocation densities as new state variables 

- changed nomenclature (rho -> rhoSgl) to distinguish precisely between single dislocation density and total dislocation density
- changed material.config accordingly
This commit is contained in:
Christoph Kords 2010-01-05 16:07:24 +00:00
parent 2098c106ad
commit dce840c0a5
2 changed files with 463 additions and 308 deletions
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710
code/constitutive_nonlocal.f90
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61
code/material.config
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@ -114,38 +114,53 @@ constitution nonlocal
/nonlocal/
(output) rho
(output) delta
(output) rho_edge
(output) rho_screw
(output) rho_sgl
(output) rho_sgl_edge
(output) rho_sgl_edge_pos
(output) rho_sgl_edge_neg
(output) rho_sgl_screw
(output) rho_sgl_screw_pos
(output) rho_sgl_screw_neg
(output) rho_sgl_mobile
(output) rho_sgl_edge_mobile
(output) rho_sgl_edge_pos_mobile
(output) rho_sgl_edge_neg_mobile
(output) rho_sgl_screw_mobile
(output) rho_sgl_screw_pos_mobile
(output) rho_sgl_screw_neg_mobile
(output) rho_sgl_immobile
(output) rho_sgl_edge_immobile
(output) rho_sgl_edge_pos_immobile
(output) rho_sgl_edge_neg_immobile
(output) rho_sgl_screw_immobile
(output) rho_sgl_screw_pos_immobile
(output) rho_sgl_screw_neg_immobile
(output) rho_dip
(output) rho_dip_edge
(output) rho_dip_screw
(output) excess_rho
(output) excess_rho_edge
(output) excess_rho_screw
(output) rho_forest
(output) rho_dip
(output) delta
(output) delta_sgl
(output) delta_dip
(output) rho_edge_dip
(output) rho_screw_dip
(output) shearrate
(output) resolvedstress
(output) resistance
(output) rho_dot
(output) rho_dot_sgl
(output) rho_dot_dip
(output) rho_dot_gen
(output) rho_dot_gen_edge
(output) rho_dot_gen_screw
(output) rho_dot_sgl2dip
(output) rho_dot_dip2sgl
(output) rho_dot_ann_ath
(output) rho_dot_ann_the
(output) rho_dot_flux
(output) d_upper_edge
(output) d_upper_screw
(output) d_upper_dot_screw
(output) d_upper_dot_edge
(output) rho_edge_pos
(output) rho_edge_neg
(output) rho_screw_pos
(output) rho_screw_neg
(output) excess_rho
(output) excess_rho_edge
(output) excess_rho_screw
(output) rho_dot_flux_ep
(output) rho_dot_flux_en
(output) rho_dot_flux_sp
@ -174,6 +189,10 @@ constitution nonlocal
(output) rho_dot_flux_n6_en
(output) rho_dot_flux_n6_sp
(output) rho_dot_flux_n6_sn
(output) d_upper_edge
(output) d_upper_screw
(output) d_upper_dot_edge
(output) d_upper_dot_screw
lattice_structure fcc
@ -184,12 +203,12 @@ c12 60.41e9
c44 28.34e9
burgers 2.86e-10 0 0 0 # Burgers vector in m
rhoEdgePos0 1e11 0 0 0 # Initial positive edge dislocation density in m/m**3
rhoEdgeNeg0 1e11 0 0 0 # Initial negative edge dislocation density in m/m**3
rhoScrewPos0 1e11 0 0 0 # Initial positive screw dislocation density in m/m**3
rhoScrewNeg0 1e11 0 0 0 # Initial negative screw dislocation density in m/m**3
rhoEdgeDip0 1e8 0 0 0 # Initial edge dipole dislocation density in m/m**3
rhoScrewDip0 1e8 0 0 0 # Initial screw dipole dislocation density in m/m**3
rhoSglEdgePos0 1e11 0 0 0 # Initial positive edge single dislocation density in m/m**3
rhoSglEdgeNeg0 1e11 0 0 0 # Initial negative edge single dislocation density in m/m**3
rhoSglScrewPos0 1e11 0 0 0 # Initial positive screw single dislocation density in m/m**3
rhoSglScrewNeg0 1e11 0 0 0 # Initial negative screw single dislocation density in m/m**3
rhoDipEdge0 1e8 0 0 0 # Initial edge dipole dislocation density in m/m**3
rhoDipScrew0 1e8 0 0 0 # Initial screw dipole dislocation density in m/m**3
v0 1e-4 0 0 0 # prefactor for dislocation velocity
Q0 3e-19 # activation energy for dislocation glide
dDipMinEdge 1e-9 0 0 0 # minimum distance for stable edge dipoles in m