FRAME3DD
FRAME3DD is free open-source software for static and dynamic structural analysis of 2D and 3D frames and trusses. It can be used for studying the load transfer in a structure and performs linear elastic analysis using the direct stiffness method.
frame-analysis
fea
truss-analysis
open-source
FRAME3DD: Free Open-Source Software for Structural Analysis of 2D & 3D Frames
FRAME3DD is free open-source software for static and dynamic structural analysis of 2D and 3D frames and trusses, studying load transfer in structures, linear elastic analysis using direct stiffness method.
What is FRAME3DD?
FRAME3DD is a free, open-source software for static and dynamic structural analysis of 2D and 3D frames and trusses. It enables studying load transfer in structures and performs linear elastic analysis using the direct stiffness method. FRAME3DD is intended for structural engineers and students to analyze plane and spatial structures comprised of beam elements.
Some key features of FRAME3DD include:
- Analysis of 2D and 3D structures made up of straight beam elements
- Calculation of internal forces, displacements, and support reactions
- Consideration of structural nonlinearity using large displacement theory
- Dynamic and natural frequency analysis
- Graphical rendering and animation of analysis results
- Text-based input and output files for integration with other tools
- Cross-platform compatibility through an executable for Windows and source code for Linux/macOS
Overall, FRAME3DD enables an efficient finite element analysis workflow for frames and trusses. With its balance of usability and advanced analysis capabilities, it can serve both students learning about structural mechanics as well as engineers looking for a straightforward tool for design verification.
FRAME3DD Features
Features
- Linear elastic analysis using the direct stiffness method
- Analysis of 2D and 3D frames and trusses
- Static and dynamic structural analysis
- Calculation of displacements, reactions, internal element forces
- Graphical visualization of analysis results
Pricing
- Open Source
Pros
Free and open source
User-friendly graphical interface
Can handle a wide range of structures
Fast computation times
Well-documented
Cons
Limited to linear elastic analysis
Not suitable for complex nonlinear analysis
Lacks some advanced analysis features found in commercial software
Official Links
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