ef8fbf4dda
introduced case in dislotwin for bcc (peierls stress as critical stress)
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renamed some parameters, now exponents (p,q) for slip are per family, shear band got own ones. exponent for twin (r) now per family
fixed bugs in lattice ("empty" interactions should be 1 not zero)
see both Phase examples to check what is needed
2014-03-11 17:40:59 +00:00
721183e702
removed some forgotten debug statements
2014-03-08 22:51:32 +00:00
2b589c3d71
moved reading in of lattice type and elastic constants to lattice module
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removed structure type for hex, fcc, bcc, now defining slip/twin systems for each phase found in material.config
constitutive modules will only be initialized if needed
homogenizedC function is only needed for models incorporating twinning in a physical way (titanmod and dislotwin)
2014-03-08 20:50:31 +00:00
32493675d6
fixed bug in constitutive introduced in rev 2988 causing wrong names in *.outputConstitutive
2014-03-05 08:06:21 +00:00
a0d75ee05e
moved quaternion disorientation to lattice because it requires the knowledge of the lattice structure.
2014-02-28 13:28:27 +00:00
fe13bb16fe
added some consistency check and remove unnamed constants
2014-02-27 18:57:46 +00:00
69992638a8
added missing covera_ration in hex test. was not necessary before for constitutive_none, now it is
2014-02-17 09:45:54 +00:00
4efb1e5617
fixed bug: wrong initialization of lattice structure, had effect on j2 and phenopowerlaw
2014-02-14 18:05:59 +00:00
d45aea4467
moved reading in of lattice stru
2014-02-10 14:31:19 +00:00
9f3a17b1b6
fixed bug in hexagonal slip system definition
2014-01-15 12:08:46 +00:00
95d6430b09
improved on enums (introduced them for output in j2), fixed wrong recursion depth bug in IO, fixed a bug in reading in for none, j2, phenopowerlaw
2013-12-11 22:03:09 +00:00
7885ebaf8f
added 'reset' flag for recursive function IO_read, need to reset stack when stopping exectution (will be used by constitutive and homogenization)
2013-12-11 16:49:20 +00:00
0bc99a9622
change latticeName to latticeID
2013-11-27 16:20:27 +00:00
0a292d8d8b
fixed final bug in hex twintwin matrix
2013-10-15 22:02:39 +00:00
ed47d25adc
remove dotTemperature (returned always 0 anyway) to make it easier to replace it with a heating rate funtction
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remove potentially dangerous short circuiting in homogenization files
added doxygen comment for nonlocal (giving the functions a name)
fixed wrong definition of maxnchungs introcuded into dislotwin with last commit, causes trouble with hex
2013-10-09 06:12:16 +00:00
0a7052a7da
fixed two errors in hexagonal slipslip and twintwin interaction matrix
2013-10-08 13:52:19 +00:00
ce926aaf1f
Minor contribution :
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- add SVN keyword to the material.config file for cp-Ti
- add comments in lattice file
2013-09-19 09:17:09 +00:00
a8eb6a985e
- Addition of an example of a material.config file for hcp material (cp-Ti).
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- New Error Message #214 when elastic constants are not correctly defined.
- Error message when the c/a ratio for hcp is higher than 2 (no physical sense).
2013-09-17 12:20:50 +00:00
5f973a21c0
require all hardening coefficients/ non schmid coefficients to be specified in material.config, do not silently ignore any
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warning message now more meaningful (?) when using less than maximum number of slip families
2013-09-12 14:47:09 +00:00
39c05e0d9e
for bcc: exchanged 2nd and third hardening coefficient to be consistent with fcc; now 2nd is coplanar and 3rd is collinear; added newer reference concerning the bcc hardening coefficients
2013-08-14 11:47:03 +00:00
813ed130b0
nonSchmid behavior now ready to use for bcc with phenopowerlaw and nonlocal constitutive model.
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nonSchmid tensors according to Koester,Ma,Hartmaier,2012.
extended lattice_Sslip with non-Schmid tensors (the full non-symmetric tensors are required for the tangent and cannot be retrieved from the symmetrized Mandel notation)
2013-08-05 09:23:21 +00:00
3749cd5564
changed "math_AxisAngleToR" to "math_axisAngleToR" to be consistent with spelling in math.f90
2013-07-22 09:43:35 +00:00
8ccdfb27f3
reworked the hexagonal slip system order and adjusted interaction matrices to a logic that facilitates later system additions without altering existing structure.
2013-07-01 14:01:42 +00:00
4a291dc372
implementation of twin nucleation criteria according to Davids PhD thesis
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applies for fcc crystal structure only
2013-07-01 13:06:01 +00:00
81cdd2b1cc
added second type prismatic slip system for hexagonal lattices as 6th slip family.
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consequently, 4 new interaction types (21,22,23,24) available for slip/twin and twin/slip.
interaction of slip/slip got rearranged and now has 42 types...
list of former --> new:
6 7
7 8
8 9
9 10
10 11
11 13
12 14
13 15
14 16
15 18
16 19
17 20
18 22
19 23
20 25
21 28
22 29
23 30
24 31
25 33
26 34
27 35
28 37
29 38
30 40
2013-06-14 10:20:31 +00:00
85d4a37d95
moved public data res,size and homog from mesh to DAMASK_spectral_utilities (as grid and geomSize)
2013-05-08 15:52:29 +00:00
02f092492e
updated copyright header
2013-03-22 17:35:05 +00:00
3e2ecbe0a3
added time stamp to init of lattice
2013-03-07 22:45:00 +00:00
7e0ea5dd04
hickups in doxygen documentation fixed
2013-03-05 14:35:26 +00:00
62e55483f7
fixed bug in lattice: line continuation character was missing
2013-02-27 10:49:23 +00:00
bac186c5b7
removed 2003 standard initialization expression not supported by ifort so far
2013-02-27 07:35:53 +00:00
0be6706483
some more detailed doxygen comments
2013-02-26 19:01:31 +00:00
07ff1f7c93
reporting current time for most module inits
2013-02-25 16:34:59 +00:00
c1cf446774
parsing of material.config file now expects adequate number of (slip/twin) family entries according to given lattice type.
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used to read up to maxN, but that caused unnecessary IO_warnings...
2013-02-14 22:24:55 +00:00
e644c6dbc5
improved reading in of values, now only warnings in case of problematic entries in material.config
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divergence calculation sqrt scaling optionally introduced for basic scheme spectral solver
2013-02-08 15:55:53 +00:00
2b319f02e6
small corrections on changes related to non-schmid systems
2013-01-22 10:04:15 +00:00
60fec0e8ec
added code structure for non-schmid mechanics. work in progress…
2013-01-21 23:11:16 +00:00
fd94c786f0
moved stiffness tensor calculation to lattice
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introduced 'isotropic' and 'orthorhombic' lattice types to use corresponding symmetries in stiffness tensor. intended to be used with non-crystal plasticity models (j2, constitutive_none with isotropic, cubic or orthotropic elasticity).
2013-01-21 21:57:26 +00:00
1e32eb560e
corrected buggy calculation of Schmid matrix for twins introduced in rev1809.
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(stress acting on twin systems was overestimated by factor of sqrt(3) due to that!!)
additional polishing.
2012-11-23 17:02:50 +00:00
dc5cd8a4c4
A modified twin-twin interaction matrix for BCC is introduced.
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An introduction of a third parameter at the interactionTwinTwin in the material.config for BCC-dislotwin materials is essential.
2012-11-16 13:39:08 +00:00
c0a5a1dfd1
Formation of the Slip-Slip interaction matrix for BCC.
2012-11-14 17:35:33 +00:00
1896c07c70
corrected some bugs in the last commits
2012-11-14 14:33:41 +00:00
c8be3a03bd
The twin system <111>{112} for BCC is introduced.
2012-11-14 13:43:59 +00:00
6b010b4a46
Twin-slip interaction matrix for BCC is set to 0.
2012-11-14 11:53:22 +00:00
b0464ad176
A modified slip-twin interaction matrices for FCC and BCC are introduced.
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The shear twin value for BCC is corrected.
An introduction of a third parameter at the interactionSlipTwin in the material.config for dislotwin materials is essential.
2012-11-14 11:13:16 +00:00
fb2981b4c4
switched matrix indices in SlipSlip, SlipTwin, TwinSlip, and TwinTwin such that first index refers to first name and second to second...
2012-11-14 10:27:23 +00:00
79a5a30a90
removed now obsolete vectorproduct variables st, tt...
2012-10-18 07:25:49 +00:00
31f20e51da
just to be able to tell about the bug I found in the hex slip systems---which I actually forgot to mention during the last commit---I slipped in a syntax error that now is fixed, too...
2012-10-12 20:31:50 +00:00
82a13af474
tidied up the Schmid matrix calculations.
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added internal check against dilatation in Schmid matrices.
2012-10-12 17:59:50 +00:00
0bcb8f59db
added doxygen comments, some polishing, added "protected" statements where applicable
2012-10-02 12:53:25 +00:00
Martin Diehl