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CompMechLab AVI-Gallery

AVI-Gallery: Natural vibrations of micromechanical gyroscopes
AVI-Gallery contains more than 150 animations illustrating analysis results obtained with use of ANSYS and LS-DYNA FE software. AVI-Gallery
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Composites, plastics. CompMechLab Experience


CompMechLab research engineers have been providing services in the area of composite materials numerical and analytical multi-level simulation and analysis for more than 25 years. CompMechLab has successful experience of simulating almost all stages of composite materials and structures lifecycle: manufacturing, strength, buckling, fracture and failure. Numerous projects have been done by requests of world leading industrial companies (Airbus, Boeing, Ahlstrom):

  • Code development and application for simulation of resin transfer molding and thermoset curing during manufacturing of laminates;

Code development and application for simulation of resin transfer molding and thermoset curing during manufacturing of laminates

  • Development and application of multi-level homogenization for unidirectional ply with periodic and chaotic fiber patterns;
  • Development and application of multi-level heterogenization for determination of micro-stresses in the local zones of stress concentration, load application, contact interaction;
  • Finite element simulation of free edge effects in laminates, computation and analysis of singular stresses, optimization of composite plies stacking;
  • Finite element simulation of delamination;
  • Finite element prediction of damage accumulation and fracture propagation in laminates and UD plies;
  • Development and application of algorithms for cracks propagation simulation with adaptive remeshing;

Development and application of algorithms for cracks propagation simulation with adaptive remeshing

  • Finite element simulation of linear and dynamical non-linear buckling, analysis of energy-absorbing properties of honeycomb laminates;

Finite element simulation of linear and dynamical non-linear buckling, analysis of energy-absorbing properties of honeycomb laminates

  • Finite element modeling of strength and failure of glass- and carbon-fiber non-crimp fabric composites

Finite element modeling of strength and failure of glass- and carbon-fiber non-crimp fabric composites

  • Finite element simulation of statics, dynamics, strength and failure of composite constructions.

Finite element simulation of statics, dynamics, strength and failure of composite constructions



Latest News in Composites, plastics


ExoHand: Glove for hand power is showcased at Hanover fair

ExoHand, a glove designed to double the gripping power of the human hand, was a key attraction at Hanover Trade Fair. So much for mechanical graspers or mechanical claws: one viewer who watched the demo said it was “un-nerving,” but the glove is designed to do quite the opposite than un-nerve. Once worn on the user’s hand, it provides enhanced dexterity in picking up difficult objects and provides power when needed too. The engineers responsible for ExoHand worked with the objectives to “enhance the strength and endurance of the human hand” as well as to extend the hand’s scope of action.

Read More... (Reads: 67)



Mosler produces a truly exclusive supercar Mosler MT900SP

The MT900SP will only be limited to 1 unit per year and is being promoted as an extreme 2 seat, mid-engined, air conditioned, rear-wheel drive sports car that’s capable of blowing just about any other car it lines up against. The MT900SP features a composite chassis and plenty of carbon fiber body panels that drastically shaves off some weight on the car, resulting in a car that weighs well under 2,500 lbs or around 1,140 kg.

Read More... (Reads: 236)



U.S. Navy Tests New, Sleeker Railguns

The first of two new prototype railguns is now firing bullets, moving the U.S. Navy’s long-held dream of fielding an electromagnetic weapon a step closer to reality.

A 32-megajoule “prototype demonstrator” made by BAE has already been fired six times in a week, officials told reporters during a Feb. 28 teleconference.

Read More... (Reads: 264)



CompMechLab Research Projects in Composites, plastics


Finite element meso-scale stress analysis of stitched glassfiber UD-laminates

Finite element meso-scale stress analysis of stitched glassfiber UD-laminates

Keywords: composite material, glassfibre, stitching, bundle waviness, local volume factor, stress concentration, homogenization
Software: ANSYS, SolidWorks
Year: 2008
Reads: 1974 Read more...


Finite element simulation of a PET bottle blow molding, top load and internal pressure tests.

Finite element simulation of a PET bottle blow molding, top load and internal pressure tests.

Keywords: PET, Polyethylene terephthalate, bottle, plastic, injection stretch blow molding, preform, internal pressure test, top load test, buckling
Software: ANSYS, LS-DYNA, Blow molding simulation software
Year: 2008
Reads: 2059 For registered FEA.RU users only. Log In/New User...


FE modeling of the crash-test for energy-absorbing composite lighting colums

FE modeling of the crash-test for energy-absorbing composite lighting colums

Keywords: Lighting column, crash-test, composite, experiment, FE model verification
Software: LS-DYNA
Year: 2006
Reads: 3848 Read more...


All projects in Composites, plastics...

CompMechLab AVI-Gallery in Composites, plastics


Finite element modeling of honeycomb dynamic crush behavior. Comparison analysis of LS-DYNA and ABAQUS Finite element modeling of honeycomb dynamic crush behavior. Comparison analysis of LS-DYNA and ABAQUS


Keywords: Honeycomb, crush behavior, energy absorption
Element Type/Problem Type: 3D, elasto-plastic, contact
External loads: Impact
Rating:4.13 (Votes: 16) 
Software: LS-DYNA, ABAQUS
Year: 2007
Reads: 3437 For registered FEA.RU users only. Login/Registration...


Finite Element Simulation of the Bowling Lane Drop-Down Test amd Bowling Multibody Dynamics Finite Element Simulation of the Bowling Lane Drop-Down Test amd Bowling Multibody Dynamics

In the current work simulation of drop-down test of bowling ball to the composite lane was performed. The composite lane consists of supporting honeycomb structure and face layers. The finite element model was verified with use of real tests data. The work results allowed to find the optimal thickness of lane layers.

Keywords: Multibody dynamics, drop-down testing, composite materials,bowling multibody dynamics
Element Type/Problem Type: Solid elements, Dynamics, Contact interaction
External loads: Impact
Rating:3.1 (Votes: 21) 
Software: ANSYS, LS-DYNA
Year: 2006
Reads: 6336 Read more...


Finite Element Simulation of Quasi-static Crack Growth in Plates Finite Element Simulation of Quasi-static Crack Growth in Plates

In the frameworks of the current research the APDL-macro for ANSYS was developed enabling simulate stable crack growth in plates with holes and inclusion, consisting of regions with different material properties, arbitrary loaded.

Keywords: Stable crack growth, stress intensity factors K1 and K2, maximum circumferential stress criterion, finite element simulation
Element Type/Problem Type: Plane stress / theory of elasticity, fracture mechanics
External loads: Plate tension
Rating:3.07 (Votes: 27) 
Software: ANSYS, APDL-macro
Year: 2005
Reads: 4791 Read more...


All AVI-files in Composites, plastics...

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