Commit Graph

202 Commits

Author SHA1 Message Date
Pratheek Shanthraj fc9f4835c3 switched order of Lp-Li nesting in stress integration loop for better convergence. temperature is integrated during stress integration so it need not be a dot state 2014-11-12 16:40:50 +00:00
Pratheek Shanthraj 7567582781 updated constitutive in line with changes to damage 2014-11-11 22:46:41 +00:00
Pratheek Shanthraj 646f632977 no need to pass fileunit during init of none types 2014-11-07 12:15:28 +00:00
Pratheek Shanthraj 4fcd1821cf reworked anisotropic ductile model 2014-11-06 17:52:43 +00:00
Pratheek Shanthraj f2211260e3 introduced possibly nonlocal anisotropic ductile damage model 2014-11-05 17:41:08 +00:00
Pratheek Shanthraj 76442942b1 damage def grad updated in stress integration loop and not as a dot state 2014-11-03 10:43:36 +00:00
Pratheek Shanthraj f9cec3079e overhaul of kinematics from FeFp to FeFiFp decomposition 2014-10-31 19:03:08 +00:00
Luv Sharma df58327dff renamed damage modules/functions etc.
brittle -> isoBrittle ; ductile -> isoDuctile; anisotropic-> anisoBrittle
2014-10-28 10:49:12 +00:00
Pratheek Shanthraj 14d71eb35b cleaner interface for ductile damage models 2014-10-28 02:42:25 +00:00
Pratheek Shanthraj ebd285f565 reworking damage routines 2014-10-28 01:18:10 +00:00
Luv Sharma 88159d1458 added function to return degraded stiffness where Fe..Fd..Fp decomposition not implemented 2014-10-27 15:33:35 +00:00
Luv Sharma b65ccb0181 changed isotropic ductile damage to be inline with Fe..Fd..Fp decomposition 2014-10-27 14:15:25 +00:00
Pratheek Shanthraj 9779127521 added intermediate configuration to crystal plasticity kinematics intended handle intermediate deformation stages consistently in a finite strain framework
currently implemented for thermal strains, but will expand on this to add damage strains, phase transformation strains etc.
2014-10-20 15:43:28 +00:00
Pratheek Shanthraj fec71e2986 missing variable definitions 2014-10-16 08:15:57 +00:00
Luv Sharma 92d5c89d4b started implementing anisotropic damage 2014-10-15 15:02:29 +00:00
Luv Sharma 4e3f8245a7 some improvements for void nucleation 2014-10-14 01:10:42 +00:00
Pratheek Shanthraj a057c540e0 temperature initialised to value from load case file 2014-10-13 17:54:27 +00:00
Pratheek Shanthraj bc9cf40371 vacancy diffusion proportional to accumulated slip (pipe diffusion along dislocations) 2014-10-11 10:39:44 +00:00
Pratheek Shanthraj c0584b47e1 modified damage diffusion tensor for brittle damage so this is now doing griffith's fracture criterion 2014-10-11 10:09:36 +00:00
Pratheek Shanthraj 616a44f898 - added get slip rate helper function
- added vacancy generation rate
- cleaned up some bugs
2014-10-11 09:45:30 +00:00
Pratheek Shanthraj dd16851ab7 implemented possibly diffusive vacancy physics. to be coupled with micro void nucleation and ductile damage 2014-10-10 20:55:09 +00:00
Pratheek Shanthraj b8a45f660e reinstating changes lost in previous commit 2014-10-10 16:45:14 +00:00
Luv Sharma 9b1e55f0e4 added helper functions to communicate accumulated slip between damage and plasticity modules 2014-10-10 16:34:51 +00:00
Pratheek Shanthraj 96f036e34e updated MPI reporting in line with recent changes 2014-10-10 16:21:10 +00:00
Luv Sharma 1657e0f7ba started implementing a void fraction based ductile damage model. 2014-10-10 12:42:12 +00:00
Pratheek Shanthraj ba65d04bb3 removed redundant crystallite_temperature/heat and materialpoint_heat and using temperature from the thermal module 2014-10-10 12:28:57 +00:00
Pratheek Shanthraj 885a71c0b7 cleaned up compilation for FEM 2014-10-10 08:40:59 +00:00
Pratheek Shanthraj c8929b47d3 only output from the root processor for parallel runs 2014-10-09 20:23:06 +00:00
Luv Sharma 2eadb0a178 changed thermal heatGen to thermal adiabatic 2014-10-09 14:08:32 +00:00
Pratheek Shanthraj 2712ce0254 polishing 2014-10-06 17:01:39 +00:00
Luv Sharma ee60ea8d5b some improvements in ductile model 2014-10-01 15:18:33 +00:00
Pratheek Shanthraj c7a746ddc1 constitutive dot state now takes Lp which is needed to the thermal dot state.
thermal problems should be working now
2014-09-26 20:49:25 +00:00
Pratheek Shanthraj 590eb31ed0 some more renaming or thermal related routines 2014-09-26 18:07:48 +00:00
Pratheek Shanthraj dabfa6d2e6 renamed get/put thermal to get/put temperature and thermal_none to thermal_isothermal 2014-09-26 16:07:26 +00:00
Pratheek Shanthraj d4076e4db9 some fixes to get ductile damage working with recent changes 2014-09-26 15:23:10 +00:00
Luv Sharma d3fd4bdf90 started adding a ductile damage model 2014-09-26 10:38:13 +00:00
Pratheek Shanthraj a42fd0608a use constitutive_xxx_Noutput instead of phase_Noutput as number of outputs for more consistency with constitutive multi physics output 2014-09-26 10:25:26 +00:00
Luv Sharma a0b724836e typo fixed 2014-09-24 10:45:46 +00:00
Pratheek Shanthraj 5ce49387f6 added history variable for brittle damage to prevent healing. renamed/removed some lattice damage tensors and symmetrize them. 2014-09-23 12:22:34 +00:00
Pratheek Shanthraj c2c5c0c521 subsumed constitutive_damage/thermal into constitutive 2014-09-23 10:38:20 +00:00
Pratheek Shanthraj c029554c31 better naming damage_local --> damage_brittle 2014-09-23 08:43:16 +00:00
Pratheek Shanthraj 3948d99f4f local part of possibly nonlocal brittle damage model 2014-09-22 20:38:19 +00:00
Luv Sharma e83a0fb3f7 polished field state related changes and brittle damage 2014-09-22 18:15:19 +00:00
Luv Sharma 649ec1fca8 Finished applying newstate to Homogenization. 2014-09-19 17:59:06 +00:00
Martin Diehl 7cb7815176 polishing style 2014-09-13 10:04:44 +00:00
Luv Sharma 7c60c45f80 corrected typos and some field related changes 2014-09-10 18:26:12 +00:00
Luv Sharma 2f76ecf0e3 fixed error in use statement. 2014-09-10 15:12:14 +00:00
Luv Sharma 7b5cbf4199 now compiling thermal_adiabatic.f90 also and some field related changes 2014-09-10 15:05:28 +00:00
Luv Sharma 923adbc2d3 added auxillary functions: get/put 'Physics' to communicate regularised/ unregularised values between solver and constitutive physics 2014-09-05 16:31:27 +00:00
Luv Sharma ab5033adde improved strain splitting (tangent) 2014-08-19 11:27:58 +00:00