SwRI: Computational Mechanics to investigate penetration mechanics, computational constitutive modeling, turbulent fluid flow, complex fluid flows, large deformation, material response, failure response, multiphase flow, fate and transport modeling

  image of simulation of release of fuel into the atmosphere (CFD simulation). Video: Windows Media or QuickTime
 

Simulation of release of fuel into the atmosphere (CFD simulation). Video: Windows Media or QuickTime.
 

image of simulation of penetration of a yawed long rod into a target (Hydrocode simulation)
 

Simulation of penetration of a yawed long rod into a target (Hydrocode simulation)

State-of-the-art computational tools using large-scale numerical simulations are developed and applied by Computational Mechanics Section technical staff at Southwest Research Institute (SwRI) to solve a broad range of client problems. These tools include:

SwRI has expertise in structured and unstructured grid solvers using either finite volume or finite element methods and maintains a large suite of codes for simulating:

  • Compressible or incompressible flows

  • Structural response and deformation

  • Thermal and chemical reaction effects

  • Other complex physics such as turbulence modeling

  image of Walker-Anderson analytical model prediction of penetration (Engineering codes/tools)
 

Walker-Anderson analytical model prediction of penetration (Engineering codes/tools)


Computational Mechanics Capabilities

  • Code development

  • Code enhancement and modification

  • Penetration mechanics

  • Computational constitutive modeling

  • Warhead modeling

  • CFD

  • Fluid-structure interaction

  • Computational fracture mechanics

  • Multiphase transport modeling

  • Energetic material modeling

  • Material behavior prediction

  • Turbulence modeling

  • Numerical uncertainty

  • Numerical methods development

 

image of simulation of detonation of an explosive device in a structure (Hydrocode simulation) image of simulation of detonation of an explosive device in a structure (Hydrocode simulation)

Simulation of detonation of an explosive device in a structure (Hydrocode simulation)


Computational Mechanics Experience

  • Development and implementation of physical models

  • Simulation of large deformation, dynamic phenomena

  • Simulation of large-scale processes and systems

  • Application of computer programs to real-world problems

  • Development of new algorithms for complex, multidisciplinary problems


Computational Tools

  • High-end workstations (Unix, Linux, and Windows)

  • Parallel computers (Beowulf systems)

  • Fast switched-ethernet and ATM networks

  • Access to NSF, NASA, DOD and DOE supercomputers

  • SwRI-developed codes

  • Select commercial codes

 

  image of simulation of high explosive detonation in an urban center (CFD simulation)
 

Simulation of high explosive detonation in an urban center (CFD simulation)


For more information about computational mechanics capabilities at SwRI or how you can contract with SwRI, please contact Christopher Freitas, Ph.D., P.E., at cfreitas@swri.org or  (210) 522-2137.

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Southwest Research Institute® (SwRI®) is an independent, nonprofit, applied engineering and physical sciences research and development organization with 12 technical divisions using multidisciplinary approaches to problem solving. The Institute occupies more than 1,200 acres and provides nearly two million square feet of laboratories, test facilities, workshops, and offices for more than 3,300 employees who perform contract work for industry and government clients.