--- type: entity title: "ABAQUS" entity_type: software role: "Commercial finite element software, documented theory reference, user-guide workflow, material-library reference, element-library reference, and interaction-modeling reference" first_mentioned: "[[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method]]" created: 2026-05-28 updated: 2026-06-01 address: c-000036 tags: - entity - software - finite-element-method - validation - abaqus status: current related: - "[[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method]]" - "[[Abaqus Theory Manual]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-I|Abaqus Analysis User's Guide Volume I]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-II|Abaqus Analysis User's Guide Volume II]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-IV|Abaqus Analysis User's Guide Volume IV]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-V|Abaqus Analysis User's Guide Volume V]]" - "[[Abaqus Analysis Procedures]]" - "[[Abaqus Element Library]]" - "[[Abaqus Element Selection and Formulation]]" - "[[Abaqus Continuum Element Families]]" - "[[Abaqus Structural Element Families]]" - "[[Abaqus Connector Elements and Behaviors]]" - "[[Abaqus User-Defined Elements]]" - "[[Abaqus Prescribed Conditions and Amplitudes]]" - "[[Abaqus Kinematic Constraints and MPCs]]" - "[[Abaqus Contact Interaction Definition]]" - "[[Abaqus Contact Property Models]]" - "[[Abaqus Contact Formulations and Enforcement]]" - "[[Abaqus Cavity Radiation Interactions]]" - "[[Abaqus Constitutive Integration]]" - "[[Abaqus Material Library and Data Definition]]" - "[[Abaqus Metal Plasticity Models]]" - "[[Abaqus Progressive Damage and Failure]]" - "[[Abaqus User-Defined Material Behavior]]" - "[[Finite Element Contact Formulation]]" - "[[Finite Element Program Implementation]]" - "[[Abaqus Input File Syntax]]" - "[[Abaqus Job Execution Workflow]]" - "[[Abaqus Output Database and Results Files]]" - "[[Abaqus Nonlinear Solution Control]]" - "[[Abaqus Restart and Results Transfer]]" - "[[Abaqus Multiphysics Coupling and Co-simulation]]" sources: - "[[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method]]" - "[[Abaqus Theory Manual]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-I|Abaqus Analysis User's Guide Volume I]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-II|Abaqus Analysis User's Guide Volume II]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-IV|Abaqus Analysis User's Guide Volume IV]]" - "[[Abaqus-Analysis-User-s-Guide-Volume-V|Abaqus Analysis User's Guide Volume V]]" --- # ABAQUS ## Overview ABAQUS is a commercial finite element software system. In this wiki it has six roles: it is used as a comparison reference in the dynamic buckling thesis, its theory manual documents finite element procedures and formulations, its analysis user guide documents the practical input-file and procedure workflow, its material guide documents production constitutive-model selection, its elements volume documents production discretization selection, and its interactions volume documents prescribed conditions, constraints, contact, and radiation interactions. ## Role In The Source The thesis compares the developed finite element program against ABAQUS for linear static shell benchmarks, geometric nonlinear response, and static buckling eigenvalue and mode-shape checks. The [[Abaqus Theory Manual]] expands that context by describing ABAQUS/Standard, ABAQUS/Explicit, and related Abaqus tools as a theory-backed finite element system. It connects nonlinear solution procedures, element interpolation, integration rules, hybrid incompressible elements, constitutive integration, contact, and multiphysics procedures. [[Abaqus-Analysis-User-s-Guide-Volume-I|Abaqus Analysis User's Guide Volume I]] adds the operational layer: keyword syntax, node and element model definitions, surfaces and assemblies, matrix-based model components, command-line execution, environment settings, parallel execution, and output file interpretation. [[Abaqus-Analysis-User-s-Guide-Volume-II|Abaqus Analysis User's Guide Volume II]] adds the analysis strategy layer: general and perturbation steps, nonlinear controls, static and dynamic procedure families, restart and result transfer, substructuring, submodeling, adaptivity, Eulerian and particle methods, co-simulation, optimization, and user subroutines. [[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]] adds the materials layer: material data blocks, elastic and hyperelastic behavior, viscoelasticity, plasticity, damage, hydrodynamic equations of state, thermal and transport properties, porous media, and user-defined material behavior. [[Abaqus-Analysis-User-s-Guide-Volume-IV|Abaqus Analysis User's Guide Volume IV]] adds the elements layer: continuum and structural element families, formulation suffixes, integration rules, beam and shell section definitions, inertial and rigid elements, connector behavior, cohesive and gasket elements, fluid/acoustic/Eulerian/particle elements, user-defined elements, and product-specific element indexes. [[Abaqus-Analysis-User-s-Guide-Volume-V|Abaqus Analysis User's Guide Volume V]] adds the boundary and interaction layer: amplitudes, initial and boundary conditions, loads, predefined fields, kinematic constraints, surface-based constraints, overconstraint checks, contact definitions, contact properties, contact enforcement methods, diagnostics, contact elements, and cavity radiation. ## Key Links - [[Abaqus Analysis Procedures]] - solver workflows and procedure families. - [[Abaqus Element Library]] - element formulations and integration choices. - [[Abaqus Element Selection and Formulation]] - element family, DOF, interpolation, formulation, and integration selection. - [[Abaqus Continuum Element Families]] - solid, fluid continuum, infinite, warping, and coupled-field continuum elements. - [[Abaqus Structural Element Families]] - membrane, truss, beam, frame, elbow, shell, continuum shell, and axisymmetric shell families. - [[Abaqus Connector Elements and Behaviors]] - connector topology, connection types, actuation, and nonlinear behavior. - [[Abaqus User-Defined Elements]] - UEL, UELMAT, VUEL, custom DOFs, state variables, and user-element limitations. - [[Abaqus Prescribed Conditions and Amplitudes]] - prescribed-condition classes, amplitude curves, and time-history rules. - [[Abaqus Kinematic Constraints and MPCs]] - linear equations, multi-point constraints, user MPCs, and kinematic couplings. - [[Abaqus Contact Interaction Definition]] - general contact, contact pairs, and contact elements. - [[Abaqus Contact Property Models]] - friction, pressure-overclosure, damping, cohesive, thermal, electrical, and pore-fluid contact properties. - [[Abaqus Contact Formulations and Enforcement]] - contact discretization and enforcement choices. - [[Abaqus Cavity Radiation Interactions]] - enclosure radiation, view factors, emissivity, and cavity decomposition. - [[Abaqus Constitutive Integration]] - integration-point material updates and tangents. - [[Abaqus Material Library and Data Definition]] - material blocks, behavior combinations, temperature/field dependencies, and density. - [[Abaqus Metal Plasticity Models]] - metal plasticity, cyclic hardening, rate effects, creep, and high-rate models. - [[Abaqus Progressive Damage and Failure]] - damage initiation, evolution, mesh regularization, and element deletion. - [[Abaqus User-Defined Material Behavior]] - UMAT, VUMAT, UMATHT, state variables, and material Jacobians. - [[Finite Element Contact Formulation]] - interface and surface interaction modeling. - [[Abaqus Input File Syntax]] - keyword and data-line model definition. - [[Abaqus Job Execution Workflow]] - command-line execution and analysis utilities. - [[Abaqus Output Database and Results Files]] - output databases, selected results files, and diagnostics. - [[Abaqus Nonlinear Solution Control]] - increments, iterations, residual convergence, stabilization, and cutbacks. - [[Abaqus Restart and Results Transfer]] - restart, import, and staged analysis continuation. - [[Abaqus Multiphysics Coupling and Co-simulation]] - sequential coupling and runtime solver coupling. ## Sources - [[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method]] - [[Abaqus Theory Manual]] - [[Abaqus-Analysis-User-s-Guide-Volume-I|Abaqus Analysis User's Guide Volume I]] - [[Abaqus-Analysis-User-s-Guide-Volume-II|Abaqus Analysis User's Guide Volume II]] - [[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]] - [[Abaqus-Analysis-User-s-Guide-Volume-IV|Abaqus Analysis User's Guide Volume IV]] - [[Abaqus-Analysis-User-s-Guide-Volume-V|Abaqus Analysis User's Guide Volume V]]