8.1 KiB
8.1 KiB
type, title, updated, tags, status, related
| type | title | updated | tags | status | related | ||||||
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| meta | Operation Log | 2026-05-28 |
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evergreen |
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Operation Log
Navigation: index | hot | overview
Append-only. New entries go at the TOP. Never edit past entries.
Entry format: ## [YYYY-MM-DD] operation | Title
Parse recent entries: grep "^## \[" wiki/log.md | head -10
[2026-05-28] ingest | Solid Element Notes
- Source:
.raw/SolidElement/ - Summary: Solid Element Notes
- Pages created: Solid Element Notes, Isoparametric Linear Solid Elements, Solid Element Shape Functions, Solid Element Strain-Displacement Matrix, Solid Element Stiffness Integration, Incompatible Mode Solid Elements
- Pages updated: index, overview, hot, sources/_index, concepts/_index, Computational Mechanics, Finite Element Method, Isoparametric Finite Elements, Displacement-Based Finite Element Formulation, Mixed Finite Element Formulations, dashboard, getting-started, Wiki Map
- Key insight: The notes add a 3D solid element formulation thread connecting natural-coordinate shape functions, Jacobian derivative mapping,
B^T D Bstiffness integration, and incompatible-mode enrichment.
[2026-05-28] ingest | On the Finite Element Analysis of Shell Structures
- Source:
.raw/쉘구조물의유한요소해석에대하여/ - Summary: On-the-Finite-Element-Analysis-of-Shell-Structures
- Pages created: On-the-Finite-Element-Analysis-of-Shell-Structures, Phill-Seung Lee, Hyuk-Chun Noh, Basic Shell Mathematical Model, Shell Structure Asymptotic Behavior, Shell Locking Phenomenon, Uniform Optimal Convergence, Shell Element Benchmark Testing
- Pages updated: index, overview, hot, sources/_index, concepts/_index, entities/_index, Computational Mechanics, Finite Element Method, Continuum Mechanics Based Four-Node Shell Element, Assumed Transverse Shear Strain Interpolation, Mixed Finite Element Formulations, MITC4 Shell Element, Scordelis-Lo Shell Benchmark, Klaus-Jurgen Bathe, Wiki Map
- Key insight: The review connects shell mathematical models, thickness-dependent asymptotic behavior, locking, uniform optimal convergence, and benchmark design into one reliability framework for shell finite elements.
[2026-05-28] ingest | Dynamic Buckling Analysis of Shell Structures using Finite Element Method
- Source:
.raw/유한요소해석법을이용한쉘구조물의동적좌굴해석/ - Summary: Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method
- Pages created: Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method, Hee Jun Lee, Inha University, BLZPACK, ABAQUS, Dynamic Buckling Analysis, Dynamic Instability Region, Geometric Stiffness Matrix
- Pages updated: index, overview, hot, sources/_index, concepts/_index, entities/_index, Computational Mechanics, MITC4 Shell Element, Total Lagrangian Shell Formulation, Finite Element Eigenproblem Solvers, Direct Time Integration Methods, Nonlinear Finite Element Analysis, Finite Element Program Implementation, Static Equilibrium Equation Solvers, Wiki Map
- Key insight: The thesis connects MITC4 shell modeling to dynamic stability prediction through geometric stiffness, eigenvalue solvers, validation benchmarks, and load-frequency instability regions.
[2026-05-28] ingest | MITC Study Notes
- Source:
.raw/MITC공부/ - Summary: MITC Study Notes
- Pages created: MITC Study Notes, MITC Shell Kinematics, Green-Lagrange Strain Linearization, Nonlinear Newmark-Beta Integration
- Pages updated: index, overview, hot, sources/_index, concepts/_index, Computational Mechanics, MITC4 Shell Element, Assumed Transverse Shear Strain Interpolation, Total Lagrangian Shell Formulation, Direct Time Integration Methods, Nonlinear Finite Element Analysis, Wiki Map
- Key insight: The study notes connect MITC shell kinematics to nonlinear FE solution by deriving director-vector displacement fields, Green-Lagrange strain linearization, tangent terms, and nonlinear Newmark-beta iteration.
[2026-05-28] ingest | Four-Node Quadrilateral Shell Element MITC4
- Source:
.raw/FourNodeQuadrilateralShellElementMITC4/ - Summary: Four-Node-Quadrilateral-Shell-Element-MITC4
- Pages created: Four-Node-Quadrilateral-Shell-Element-MITC4, MITC4 Shell Element, Scordelis-Lo Shell Benchmark, Edita Dvorakova, Borek Patzak, OOFEM
- Pages updated: index, overview, hot, sources/_index, concepts/_index, entities/_index, Computational Mechanics, Continuum Mechanics Based Four-Node Shell Element, Assumed Transverse Shear Strain Interpolation, Finite Element Program Implementation, A Continuum Mechanics Based Four-Node Shell, Wiki Map
- Key insight: The MITC4 source turns the Dvorkin-Bathe four-node shell formulation into an implementation thread by using mixed interpolation to control shear locking, verifying OOFEM patch tests, and comparing Scordelis-Lo convergence.
[2026-05-28] ingest | A Continuum Mechanics Based Four-Node Shell
- Source:
.raw/AContinuumMechanicsBasedFourNodeShell/ - Summary: A Continuum Mechanics Based Four-Node Shell
- Pages created: A Continuum Mechanics Based Four-Node Shell, Eduardo N. Dvorkin, Continuum Mechanics Based Four-Node Shell Element, Assumed Transverse Shear Strain Interpolation, Total Lagrangian Shell Formulation
- Pages updated: index, overview, hot, sources/_index, concepts/_index, entities/_index, Computational Mechanics, Klaus-Jurgen Bathe, Finite Element Method, Displacement-Based Finite Element Formulation, Isoparametric Finite Elements, Mixed Finite Element Formulations, Nonlinear Finite Element Analysis, Wiki Map
- Key insight: The paper shows how a low-order quadrilateral shell element can remain effective for thin and thick nonlinear shell analysis by combining a continuum-mechanics formulation, assumed transverse shear strain interpolation, and total Lagrangian kinematics.
[2026-05-28] cleanup | Trimmed wiki to finite element scope
- Type: scope cleanup
- Removed non-finite-element wiki content pages, old canvases, old fold pages, old question/comparison notes, and old release/audit/session artifacts under
wiki/. - Preserved wiki operational files: index, hot, log, overview, all
_index.mdfiles, dashboard, Wiki Map, getting-started, andwiki/references/. - Trimmed this log to 2026-05-28 entries only.
- Current scope: Finite Element Procedures and Computational Mechanics.
[2026-05-28] ingest | Finite Element Procedures
- Source:
.raw/FiniteElementProcedures/ - Summary: Finite Element Procedures
- Pages created: Finite Element Procedures, Klaus-Jurgen Bathe, Computational Mechanics, Finite Element Method, Engineering Mathematical Models, Displacement-Based Finite Element Formulation, Isoparametric Finite Elements, Mixed Finite Element Formulations, Nonlinear Finite Element Analysis, Finite Element Heat Transfer and Field Problems, Static Equilibrium Equation Solvers, Direct Time Integration Methods, Finite Element Eigenproblem Solvers, Finite Element Program Implementation
- Pages updated: index, overview, hot, sources/_index, concepts/_index, entities/_index, domains/_index, log
- Key insight: The source frames finite element analysis as a modeling workflow that connects physical idealization, element formulation, algebraic solvers, and program implementation.