Radioss
Radioss

2022.2

  1. Home
  2. Reference Guide

    This manual provides a detailed list of all the input keywords and options available in Radioss.

  3. Optimization Keywords

    Optimization Keyword This manual contains the description of the keywords for the Radioss optimization. This manual is compatible with the version 2018 of Radioss.

  • What's New
  • Overview
  • Tutorials
  • User Guide
  • Reference Guide
  • Example Guide
  • Verification Problems
  • Frequently Asked Questions
  • Theory Manual
  • User Subroutines
  • Starter Input
  • Engine Input
Index
Radioss

2022.2

Radioss
  • What's New

    View new features for Radioss 2022.2.

  • Overview

    Radioss® is a leading explicit finite element solver for crash and impact simulation.

  • Tutorials

    Discover Radioss functionality with interactive tutorials.

  • User Guide

    This manual provides details on the features, functionality, and simulation methods available in Altair Radioss.

  • Reference Guide

    This manual provides a detailed list of all the input keywords and options available in Radioss.

    • File Extensions and Formats

      Radioss format 2022 uses the 12x extension format.

    • Single File Input

      This format allows running either Starter or Engine with the same file.

    • New Keywords in 2022

      New and modified features in Radioss.

    • Starter Input

      This manual provides a list of all the model definition keywords and options available in Radioss.

    • Engine Input

      This manual provides a list of all the solution definition keywords and options available in Radioss.

    • LS-DYNA Input

      This manual contains an alphabetical list of LS-DYNA input files available in Radioss.

    • Optimization Keywords

      Optimization Keyword This manual contains the description of the keywords for the Radioss optimization. This manual is compatible with the version 2018 of Radioss.

      • Bulk Data

        Optimization Keyword This group of keywords are used to insert Bulk format data into <name>.radopt file.

      • Design Constraints

        Optimization Keyword In this group, keywords are used to define the design constraints.

      • Design Response

        Optimization Keyword In this group, keywords are used to define the design response in optimization.

      • Design Variables

        Optimization Keyword In this group, keywords are used to define the design variable in optimization.

      • /DEQATN

        Optimization Keyword Specifies one or more equations for use in optimization.

      • /DESOBJ

        Optimization Keyword This keyword can be used to select a response as the objective function of an optimization run by selecting a response as the objective function. The selected response can either be minimized or maximized based on the inputs specified on this keyword.

      • /DTABLE

        Optimization Keyword List of constants to be used in functions defined by /DEQATN.

      • /DVGRID

        Optimization Keyword Defines the relationship between design variable and grid point location.

      • /ESLPART

        Optimization Keyword Defines parts in the model which will be included in ESLM optimization.

    • Multi-Domain

      This manual contains the description of the Keywords for the Radioss Multi-Domain.

    • Other Files
    • Definition
  • Example Guide

    This manual presents examples solved using Radioss with regard to common problem types.

  • Verification Problems

    This manual presents solved verification models.

  • Frequently Asked Questions

    This section provides quick responses to typical and frequently asked questions regarding Radioss.

  • Theory Manual

    This manual provides detailed information about the theory used in the Altair Radioss Solver.

  • User Subroutines

    This manual describes the interface between Altair Radioss and user subroutines.

  • Starter Input

    This manual provides a list of all the model definition keywords and options available in Radioss.

  • Engine Input

    This manual provides a list of all the solution definition keywords and options available in Radioss.

View All Altair Simulation Help

Radioss
Radioss

2022.2

  1. Home
  2. Reference Guide

    This manual provides a detailed list of all the input keywords and options available in Radioss.

  3. Optimization Keywords

    Optimization Keyword This manual contains the description of the keywords for the Radioss optimization. This manual is compatible with the version 2018 of Radioss.

  • What's New
  • Overview
  • Tutorials
  • User Guide
  • Reference Guide
  • Example Guide
  • Verification Problems
  • Frequently Asked Questions
  • Theory Manual
  • User Subroutines
  • Starter Input
  • Engine Input
Index

Optimization Keywords

Optimization Keyword This manual contains the description of the keywords for the Radioss optimization. This manual is compatible with the version 2018 of Radioss.

Below is an alphabetical list of optimization entries.

/BULK

/BULKFMT

/BULKMAT

/BULKPROP

/DCOMP

/DCONSTR

/DEQATN

/DESOBJ

/DESVAR

/DRESP1

/DRESP2

/DSHAPE

/DSIZE

/DTABLE

/DTPG

/DTPL

/DVGRID

/DVPREL1

/DVPREL2

/ESLPART

  • Bulk Data
    Optimization Keyword This group of keywords are used to insert Bulk format data into <name>.radopt file.
  • Design Constraints
    Optimization Keyword In this group, keywords are used to define the design constraints.
  • Design Response
    Optimization Keyword In this group, keywords are used to define the design response in optimization.
  • Design Variables
    Optimization Keyword In this group, keywords are used to define the design variable in optimization.
  • /DEQATN
    Optimization Keyword Specifies one or more equations for use in optimization.
  • /DESOBJ
    Optimization Keyword This keyword can be used to select a response as the objective function of an optimization run by selecting a response as the objective function. The selected response can either be minimized or maximized based on the inputs specified on this keyword.
  • /DTABLE
    Optimization Keyword List of constants to be used in functions defined by /DEQATN.
  • /DVGRID
    Optimization Keyword Defines the relationship between design variable and grid point location.
  • /ESLPART
    Optimization Keyword Defines parts in the model which will be included in ESLM optimization.

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