It is used in various industries around the world to improve the impact resistance, safety, and manufacturability of structural designs.
Altair Radioss is an advanced structural analysis solver developed to handle complex nonlinear dynamic problems such as collision analysis and fracture analysis. It boasts advantages in scalability of parallel computing, analysis accuracy, and robustness of solutions, and is equipped with multiphysics simulation capabilities and composite material modeling features. Radioss is utilized as a solver to address impact resistance, safety improvements, and production technology challenges across various industries worldwide. <Main Features of the Product> - Scalability of parallel computing optimized for handling large-scale and advanced nonlinear dynamic problems - A diverse library of material models and fracture criteria - Unique features specialized for high-precision airbag simulations - Extensive multiphysics analysis capabilities - Finite element models for dummies, barriers, impactors, and automotive safety analysis
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basic information
◆ Analysis Type - Nonlinear explicit dynamic analysis or implicit structural analysis - Formulation of Lagrangian, Eulerian, and Arbitrary Lagrangian-Eulerian (ALE) methods - Finite Volume Method (FVM) based airbag simulation - The application areas of Radioss include crash safety, drop and impact, explosive shock behavior, fluid-structure interaction, terminal ballistics, hypervelocity impact, forming, and simulation of composite material mapping. ◆ Key Features - Three-dimensional shell elements and solid elements - Rigid bodies, bars and beams, advanced spring elements - Structural contact interfaces, fluid and fluid-structure interaction analysis - A large material library including various failure models, equations of state, and thermal behavior - All types of boundary conditions (motion, forces and pressures, initial conditions, etc.) - Fluid-specific boundary conditions (inflow, outflow, silent, etc.) - Finite Volume Method (FVM) based airbag simulation using backflow vent holes - Sensors, element activation or deactivation - Unique dynamic relaxation method (quasi-static analysis)
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Applications/Examples of results
- Collision analysis - Passenger safety analysis - Impact analysis - Drop analysis
Detailed information
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Application example of FSI: Steel casing and concrete wall subjected to explosive load (fluid-structure interaction)
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Extended Finite Element Method (XFEM) for Glass Fracture Simulation
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Bolt modeling involving material destruction
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Company information
Altair is a global company that provides software and cloud solutions in the fields of product development, high-performance computing (HPC), and artificial intelligence (AI). We offer technology that enables our customers across diverse industries to create a sustainable future and thrive in a connected world. For more details, please visit www.altairjp.co.jp.