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Comparison of Strategies for Landmine Modeling in LS-DYNA with Sandy Soil Material Model Development

As part of the United States Marine Corps (USMC) Mitigation of Blast Injuries through Modeling and Simulation project, Protection Engineering Consultants investigated and compared a range of landmine modeling strategies in LS-DYNA. …

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Modeling of Landmine Loading of Armored Vehicles and Extension to Field Testing Assessment

David Stevens, Ph.D., P.E. and Matt Barsotti published a new technical paper which advances the state-of-the-art in modeling shock-loaded soil and investigates the effects of test site conditions on the impulse that is applied to the vehicle.

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Chuck Oswald, 2016 ISIEMS: Testing and Analysis of Connections for Blast-Loaded Precast Panels

This paper presents and discusses response of connections for precast concrete panels subject to blast loads in arena tests and shock tube tests. This analysis, and most of the tests, were sponsored…

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Debris Hazards Due to Overloaded Conventional Construction Facades

Large blast events will fail building components, such as the façade and supporting structure. Facades present the largest loading surface, are relatively weak, and will fail first and most violently when subjected…

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Testing and Analysis of Precast Concrete Wall Panels

The results from recent blast tests on non-load bearing precast concrete wall panels and comparisons to observed dynamic response and damage against single-degree-of-freedom (SDOF) analysis results are presented and discussed in this…

Publication

Automesher for LS-DYNA Vehicle Modelling

The PEC technical presentation entitled AutoMesher for LS-DYNA Vehicle Modelling was presented by Matt Barsotti at the LS-DYNA Users Conference in Dearborn, Michigan. Software has been developed to automatically mesh CAD files…

Publication

KIRK MARCHAND CONTRIBUTES FEATURE ARTICLE TO IRON AND STEEL TECHNOLOGY

PEC engineer Kirk Marchand with colleagues from United States Steel Corporation has a feature article in the June issue of Iron and Steel Technology, the American Iron and Steel Institute monthly journal.…

Publication

HIGH STRENGTH GLASS TESTING AND MODEL VALIDATION FOR STATIC AND DYNAMIC LOADING

Protection Engineering Consultants (PEC) was engaged by the Air Force Research Laboratory (AFRL) to provide evaluation of the performance of window systems incorporating Herculite® XP glass and develop a fast running model…

Publication

ALE MODELING OF EXPLOSIVE DETONATION ON OR NEAR REINFORCED-CONCRETE COLUMNS

Protection Engineering Consultants (PEC) and the University of Texas at Austin (UTA) have been collaborating to develop an anti-terrorism planning tool (ATP) as part of a broad effort by the Department of…

Publication

STEEL FRAME STRUCTURE PERFORMANCE IN BLAST ENVIRONMENTS

The current practice in blast resistant design of building structures for conventional blast loads is, in general, to design the building envelope (infill and curtain walls) to resist the design blast load…


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