Abaqus 2023 release available

This document provides information on new and enhanced functionality delivered in the Abaqus 2023 GA release as well as functionality added in the first four FD (Fix Pack) releases of Abaqus 2022. Please refer to the Abaqus Release Notes in the 2023 SIMULIA User Assistance for additional details on these enhancements.
The 2022 FD (Fix Pack) release in which new or enhanced functionality was delivered is indicated below using the convention FDxx (FP.xxxx); otherwise, the functionality was delivered in the 2023 GA release.

Abaqus 2023 key features


  • Query toolset enhancements:
    • You can query the minimum distance between two groups of objects, where each group can contain one or multiple objects of various types, such as nodes, elements, or geometry faces using the Advanced distance query – 2022 FD02 (FP.2214).
  • Material enhancements:
    • You can now define a crush stress material behavior for Abaqus/Explicit and you can define a crush stress velocity factor suboption – 2022 FD02 (FP.2214).
    • You can specify the Valanis-Landel hyperelastic material model – 2022 FD02 (FP.2214).
    • For plastic isotropic hardening, you can now specify the extrapolation method for the yield stress with respect to the equivalent plastic strain – 2022 FD02 (FP.2214).
    • In Abaqus/Explicit you can now define an orthotropic material with a different Young’s modulus and Poisson’s ratio in tension and compression in plane stress – 2022 FD02 (FP.2214).
  • Interaction and constraint improvements:
    • You can now define a structural type for connector damping behavior, in addition to a viscous type – 2022 FD02 (FP.2214).
    • When you create a kinematic coupling constraint, you can optionally specify a thermal expansion coefficient – 2022 FD02 (FP.2214).


  • The SIMULIA Co-Simulation Engine now supports the Aitkens relaxation method and the Anderson and Broydon accelerator methods to provide robust and cost effective solutions for strongly coupled physics – 2022 FD04 (FP.2232).
  • In a random response analysis, performance is improved substantially for nodal and element output in Abaqus/Standard – 2022 FD04 (FP.2232).
  • Several enhancements are available for residual modes in the natural frequency extraction procedure – 2022 FD04 (FP.2232).
  • You can now observe substantial performance improvements in several different linear dynamic analysis procedures – 2022 FD04 (FP.2232).
  • The default smoothed particle hydrodynamic (SPH) element conversion method is changed to uniform background grid conversion – 2022 FD04 (FP.2232).
  • You can now import time-domain and frequency-domain results from a CST Studio analysis – 2022 FD04 (FP.2232).
  • An overview of the field mapping capabilities is available – 2022 FD04 (FP.2232).
  • You can now import external fields to define history-dependent fields in Abaqus/Explicit – 2022 FD03 (FP.2223).
  • Additional field mapper controls are available when importing a predefined field – 2022 FD03 (FP.2223).
  • In steady-state dynamic analysis procedures, you can now request output specifically for load cases – 2022 FD03 (FP.2223).
  • Battery electrochemical simulation
    • The fully coupled thermal-electrochemical-structural-pore pressure procedure, surface-based Butler-Volmer load, and surface-based Butler-Volmer interaction are now available – 2022 FD02 (FP.2214).
    • The fully coupled thermal-electrochemical-structural procedure, which can be used to simultaneously analyze mechanical effects in conjunction with the thermal-electrochemical fields, is now available.
  • In a random response analysis procedure, the performance is improved substantially in element output and computation of output variables MISES and RMISES in Abaqus/Standard – 2022 FD02 (FP.2214).
  • Performance of transient dynamic analyses with considerable matrix input contributions is improved – 2022 FD02 (FP.2214).
  • You can now specify an absolute path to the substructure database file location to include a substructure in a model, which improves the usability of substructures – 2022 FD02 (FP.2214).
  • You can now add residual modes to the substructure basis to improve the high-frequency dynamic approximation capability of the substructure – 2022 FD02 (FP.2214).
  • Performance is improved significantly for substructures that include retained eigenmodes in cases where the eigenmodes do not retain any or all the retained degrees of freedom in the natural frequency extraction procedure – 2022 FD02 (FP.2214).
  • Additional field types are supported for co-simulation and when importing external fields – 2022 FD02 (FP.2214).
  • The SIMULIA Co-Simulation Engine now provides functionality to synchronize writing restart data between solvers in a co-simulation – 2022 FD02 (FP.2214).
  • You can now request design responses for implicit transient dynamic analyses and the corresponding adjoint sensitivities with respect to shape and bead design variables – 2022 FD01 (FP.2205).
  • Stress intensity-based fatigue crack growth laws expand the modeling capabilities available in Abaqus/Standard – 2022 FD01 (FP.2205).
  • Contour integrals with second-order tetrahedral elements based on the conventional finite element method expand the simulation capabilities for fracture mechanic studies – 2022 FD01 (FP.2205).
  • Enhancements for adjoint sensitivities include new design responses, shape sensitivities for additional element types, a new user subroutine for user-defined element design response, and a set of additional stress-based element design responses – 2022 FD01 (FP.2205).
  • The unsymmetric iterative linear equation solver can now solve problems with strongly unsymmetric modeling features; for example, models with a high contact friction coefficient and some material models that cause an unsymmetric system matrix – 2022 FD01 (FP.2205).
  • For thermomechanical analyses of FDM- and LDED-type additive manufacturing processes, you can define material deposition and moving heat sources with varying bead sizes and orientations. You can also define material removal – 2022 FD01 (FP.2205).


  • You can not use a new keyword interface to define the cure modeling capabilities in Abaqus/Standard – 2022 FD04 (FP.2232).
  • You can now define a new anisotropic hyperelastic model proposed by Holzapfel and Ogden to simulate the passive mechanical response of myocardium tissue – 2022 FD03 (FP.2223).
  • You can now define a frequency domain viscoelastic material model with orthotropic or anisotropic linear elastic behavior – 2022 FD04 (FP.2232).
  • You can now define the Valanis-Landel hyperelastic model in Abaqus/Explicit – 2022 FD04 (FP.2232).
  • You can use a new anisotropic hyperelastic model proposed by Kaliske and his coworkers to simulate reinforced polymeric materials and biomaterials – 2022 FD03 (FP.2223).
  • The keyword interface to define anisotropic hyperelastic models is changed – 2022 FD03 (FP.2223).
  • Anisotropic yield can now be used with the extended Drucker-Prager and crushable foam plasticity models – 2022 FD01 (FP.2205).
  • Multiscale material modeling is now available in Abaqus/Explicit – 2022 FD01 (FP.2205).
  • You can now use Neuber and Glinka plasticity corrections to estimate the effects of plasticity in a model analyzed with purely elastic material – 2022 FD01 (FP.2205).
  • The no compression and no tension models for linear elasticity are now available in Abaqus/Explicit – 2022 FD01 (FP.2205).
  • You can now define the volumetric response of the Valanis-Landel hyperelastic model in Abaqus/Standard by providing volumetric test data – 2022 FD01 (FP.2205).


  • Thermal fluid pipe, annular thermal fluid pipe, thermal fluid pipe connector, and annular thermal fluid pipe connector elements are now available in Abaqus/Standard – 2022 FD03 (FP.2223).
  • You can now define connector hardening behavior as a tabular function of mode mix, which expands the methods available for modeling connector behaviors – 2022 FD02 (FP.2214).
  • In Abaqus/Explicit you can now specify a reference mesh (initial metric) for three-dimensional solid elements – 2022 FD02 (FP.2214).


  • Abaqus/Standard convergence checks are modified to reflect that reference nodes of rigid bodies and kinematic couplings often accumulate forces, moments, and other fluxes from many other nodes – 2022 FD04 (FP.2232).
  • Rate dependence in Abaqus/Explicit general contact is enhanced to apply user control over the filtering of slip rates and rates of separation – 2022 FD04 (FP.2232).
  • Abaqus/Explicit is enhanced to account for contact stiffness with mass scaling – 2022 FD04 (FP.2232).
  • Emphasis is now placed on features that are more generally recommended for breakable bond functionality, such as mesh independent fasteners, element-based cohesive behavior, and surface-based cohesive behavior, rather than the semi-obsolete breakable bond functionality using the *BOND option – 2022 FD04 (FP.2232).
  • Abaqus/Standard now considers interface fluxes associated with additional electrical fields relevant to thermal-electrochemical processes of rechargeable battery simulations – 2022 FD02 (FP.2214).
  • Default thermal and electrical contact conductances where surfaces touch are changed from zero to high values to better approximate common physical behavior – 2022 FD02 (FP.2214).
  • Contact calculations can now consider actual beam cross-sections – 2022 FD01 (FP.2205).


  • Diagnostics are now available to inform you about large implicit constraint systems in your model that can cause performance degradation. These diagnostic messages refer to automatically generated node sets associated with such systems – 2022 FD01 (FP.2205).

Prescribed Conditions

  • An O-ring example demonstrating the fluid pressure penetration surface loading functionality is available – 2022 FD04 (FP.2232).
  • Ramping initial stresses allows you to reduce possible oscillations in the initial solution caused by out-of-equilibrium forces – 2022 FD02 (FP.2214).
  • You can define a temperature field inside a load case in a static perturbation analysis – 2022 FD01 (FP.2205).
  • You can now define fluid pressure penetration loads as surface loads that consider the contact pressure field arising from general contact in both Abaqus/Standard and Abaqus/Explicit – 2022 FD01 (FP.2205).
  • You can define uniform temperatures and field variables as initial conditions and prescribed fields, which particularly improves the process for models with shell and beam elements – 2022 FD01 (FP.2205).


  • The new abaqus redistadb utility efficiently extracts a single frame of restart data from existing analysis database files – 2022 FD03 (FP.2223).
  • MPI-based parallel execution of the preprocessor is enabled by default for additional types of Abaqus/Standard analyses – 2022 FD03 (FP.2223).
  • The abaqus fromansys translator supports additional elements – 2022 FD02 (FP.2214).
  • You can now generate, modify, and read SIM documents using the SIM Results Python API – 2022 FD01 (FP.2205).
  • The usability of the abaqus fromdyna translator is improved with additional support for translation of LS-DYNA keywords – 2022 FD01 (FP.2205).


  • You can now request output variable NFORC for connector elements in an Abaqus/Explicit analysis – 2022 FD04 (FP.2232).
  • You can now request output variables RD and VVF for modified Drucker-Prager/cap plasticity material in Abaqus – 2022 FD04 (FP.2232).

User Subroutines

  • You can now use user subroutine UVARM to define user output variables in static linear perturbation procedures – 2022 FD01 (FP.2205).
  • You can now use user subroutine VSDVINI in Abaqus/Explicit to define user-defined initial solution-dependent state variable fields at particular material points or shell section points – 2022 FD01 (FP.2205).

Isight 2023 key features

New Functionality

  • It is now possible to hide referenced sim-flows in Webtop search
  • Webtop can now be linked to documentation server for online help — either deployed on premise or at https://help.3ds.com

Enhanced Functionality

  • Exponential, Lognormal, and Weibull distributions for continuous random variables now allow to define a Threshold
  • Include discrete variables in EDM graph
  • Abaqus component now supports Abaqus 6.14, 2016, 2017, 2018, 2019, 2020, 2021, 2022, and 2023

Removed Functionality

  • Online help is no more bundled inside Webtop application (webtop.war file), and to use online help, you must now link Webtop to a documentation server

Tosca 2023

Multiphysics Optimization

  • Electromagnetics Optimization with CST Studio Suite
    • Tosca Structure is now able to solve topology and shape optimizations for low frequency and high frequency electromagnetic problems using CST Studio Suite as the solver.
    • In the case of Low Frequency problems, it is possible to perform a combined structural and electromagnetic Optimization using SIMULIA Abaqus as the FE-Solver. This is realized by embedding the SIMULIA Abaqus structural solver and CST Studio Suite for the electromagnetic responses into the optimization process.
    • The Simulation and the Optimization can be set up directly in the CST Studio UI thus enabling a seamless workflow.
    • Typical application areas include antenna design (HF) or electric vehicle design (LF).
  • Topology Optimization for Thermal loadcases
    • This version offers new thermal optimization capabilities in Tosca Structure.
    • During the optimization Convection and Conduction are scaled along with the topology design variable. The Convection is reapplied to newly created surfaces during the optimization.
    • Thermal Design Responses such as Temperature, Flux and Thermal Energy can be taken into account during the optimization. This allows the user to solve combined optimization problems with thermal and structural Design Responses.

Improve usability

  • The existing default setting for penetration check is changed to include the thicknesses of shells and defined offsets.
  • Tosca Resume functionality allows users to resume a prematurely converged job after modifying specific settings.
  • New Design Response for Neuber and Glinka plasticity correction factor are now available in SIMULIA Tosca Structure in combination with SIMULIA Abaqus as the Fe-solver.

Supported Solver Interfaces

  • Structures
    • Abaqus 2023
  • Life
    • fe-safe 2023
    • Femfat 5.4a
  • EMAG
    • CST Studio Suite 2023

Download and install Abaqus (and fe-safe/Tosca/Isight) 2023

A complete installation guide is available here.

Do you need more info?

If you need more info about Abaqus 2023 release, do not hesitate to contact us or write us an email to sales@4realsim.com