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LS-DYNA keyword writer (implicit static and eigenvalue, M3) (#25)

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* decks: LS-DYNA keyword writer (long format, implicit static and eigenvalue)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* decks: LS-DYNA golden files, Jacobian-sign node-order tests, re-reader and refusals

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* docs: LS-DYNA writer status and deck notes

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* decks: simplify the LS-DYNA writer (plan decides once, cards written in place, shared test tables)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* decks: LS-DYNA joins FORMATS (deck.write lsdyna), refusals reported together, shared concentrated loads

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* decks: LS-DYNA on main's shared deck API (steps parameter, model helpers)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

---------

Co-authored-by: jyviko <2501648+jyviko@users.noreply.github.com>
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Irakli KourtisClaude Opus 5.5jyviko
 authored and GitHub committed 2026-10-13 17:39:45 -04:00
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crates/decks/tests/lsdyna/plate.k
+94
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*KEYWORD long=y
$ Written by ModelCraft: implicit linear analysis, long format (20-column fields).
$ Units: mm-t-s-N-MPa (consistent; nothing is converted).
*NODE
$ nid x y z
1 0.0 0.0 0.0
2 10.0 0.0 0.0
3 20.0 0.0 0.0
4 0.0 10.0 0.0
5 10.0 10.0 0.0
6 20.0 10.0 0.0
7 30.0 0.0 0.0
8 30.0 10.0 0.0
*MAT_ELASTIC_TITLE
Steel
$ mid ro e pr
1 7.85e-9 210000.0 0.3
*SECTION_SHELL
$ secid elform shrf nip
1 4 0.8333333333333334 5
$ t1 t2 t3 t4 nloc
0.5 0.5
*SECTION_SHELL
$ secid elform shrf nip
2 16 0.8333333333333334 5
$ t1 t2 t3 t4 nloc
0.5 0.5
*PART
skin tri3
$ pid secid mid eosid hgid
1 1 1
*PART
skin quad4
$ pid secid mid eosid hgid
2 2 1
*ELEMENT_SHELL
$ eid pid n1 n2 n3 n4 n5 n6 n7 n8
1 2 1 2 5 4
2 2 2 3 6 5
3 1 3 7 8 8
4 1 3 8 6 6
*SET_NODE_LIST_TITLE
edge
$ sid
1
1 4
*SET_SEGMENT_TITLE
top
$ sid
3
$ n1 n2 n3 n4
1 2 5 4
2 3 6 5
3 7 8 8
3 8 6 6
*TITLE
Sag
*CONTROL_IMPLICIT_GENERAL
$ imflag dt0
1 1.0
*CONTROL_IMPLICIT_SOLUTION
$ nsolvr
1
*CONTROL_TERMINATION
$ endtim
1.0
*DEFINE_CURVE_TITLE
Sag ramp
$ lcid
1
$ a1 o1
0.0 0.0
1.0 1.0
*BOUNDARY_SPC_SET_ID
1hold
$ nsid cid dofx dofy dofz dofrx dofry dofrz
1 1 1 1 1 1 1
$ load `press`
*LOAD_SEGMENT_SET
$ ssid lcid sf
3 1 0.01
*LOAD_BODY_Z
$ lcid sf
1 9810.0
*DATABASE_BINARY_D3PLOT
$ dt
1.0
*DATABASE_SPCFORC
$ dt
1.0
*DATABASE_EXTENT_BINARY
$ neiph neips maxint strflg
1
*END