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AMS overview
- 1. ADVANCED MATERIAL SIMULATION www.amsimulation.com E-mail: javier.gomez@amsimulation.com Avda. de la Industria 32 28108 Alcobendas, Madrid C/ Asturias 3 48015 Bilbao, Vizcaya
- 2. Introduction • ADVANCED MATERIAL SIMULATION is a high tech SME company focused on material modelling and prototype simulations. • The company was founded in 2011 by a multidisciplinary team with extensive experience in Fracture Mechanics, structural simulation, material science, optimization and numerical techniques. AMSIndustryUniversityMULTISECTOR APPLICATIONS. Building Aeronautical Transport Civil engineering Nuclear Energy
- 3. Our services Materials characterization Inverse analysis Numerical simulation Advanced modelling Software: Automatization Image analysis Fracture Mechanics: Integrity assessment Fatigue Adhesive selection Residual stresses PORTFOLIO Engineering R&D Consulting Training SERVICES PRODUCTS
- 4. Mechanical characterization of materials
- 5. Non-conventional characterization of materials DESPLAZAMIENTO (mm) CARGA(KN) 1 2 3 4 5 6 LOAD Displacement
- 6. Non-conventional characterization of materials Experiments Numerical simulations Model reduction Optimizations techniques • Material properties o Plastic stress- strain curve o Fracture energy • Iterative algorithm • Quasi-perfect fit • Time and space constraints solved
- 7. 0 1000 2000 3000 4000 5000 0 0.2 0.4 0.6 0.8 1 1.2 1.4 Promedio experimental AMS-UPM P(N) CMOD (mm) Non-conventional characterization of materials • AMS ALGORITHMS to determine plastic strain stress curve • AMS ALGORITHMS to determine fracture energy or the softening 0 0.2 0.4 0.6 0.8 1 0 1 2 3 4 5 6 7 P(kN) d (mm) Experimental Numerical 135ºC20ºC 300ºC 0 200 400 600 800 1000 1200 0 0.05 0.1 0.15 0.2 0.25 0.3 Stress(MPa) Plastic strain 300ºC 135ºC 20ºC 0 1000 2000 3000 4000 5000 0 0.2 0.4 0.6 0.8 1 1.2 1.4 Promedio experimental Predicción curva bilineal P(N) CMOD (mm) 0 0.5 1 1.5 0 4 8 135ºC 250 ppm Fracture energy
- 8. • Applications: – Analyses of mismatch regions – Determinations of mechanical behavior from prototypes – Industry 4.0 • Inverse analyses – Model reduction • Robust design • IOT devices • Quick response Non-conventional characterization of materials (Maziere 2009)
- 9. Numerical simulations •Finite element and volume element codes •Experts in FEM comercial codes commonly used as ABAQUS, ANSYS, SC03... and free finite element software as CALCULIX.
- 10. Numerical simulations Experience •Structural •Contact interaction •Plastic and creep •Non linear problems •Fracture •Fracture mechanics calculations. •Cohesive modeling •Damage models •Multiphysic models •Thermodynamics of façades •Heat and moisture transport •CFD •Rainwater runoff analyses •Wind driven rain •Coupled models
- 11. Numerical simulations •Structural •Special boundary conditions not implemented in commercial codes •Plastic user subroutines – UMAT in ABAQUS •Creep user subroutines – usercreep in ABAQUS, ANSYS •Fracture •User cohesive elements – UEL in ABAQUS •XFEM analysis •Multiphysic models •USD equations – FLUENT •Ad hoc plug-in – ABAQUS •Scripting – parametric calculations in ABAQUS, ANSYS, WORKBENCH ADVANCED
- 12. Numerical simulations: Prototype modelling Project partner simulating prototypes: •Building panels for retrofitting. Modelling heat, air and moisture transport and wind driven rain boundary conditions. •Turbine gas components modelling: Experimental validation of a non-linear buckling method on a rear engine mount support structure AMS IndustryUniversity
- 13. Software • PYTHON AND MATLAB • Automatization with PYTHON • AMS automatic algorithm • EXCEL, OUTLOOK complements • Mining data • Automatic reporting
- 14. Software • Image analysis • WEB programming (Django) • IOT devices: ARDUINO and RASPBERRY PI
- 15. Fracture Mechanics • Integrity assessments • Crack growth • Notch mechanics • Fatigue
- 16. Fracture Mechanics • Residual stresses: X-RAY difraction Measurements Modelling • Adhesive selection
- 17. Example experience • Caracterización del comportamiento mecánico a alta velocidad de deformación de materiales ferroviarios. • Cliente: CAF. • Desarrollo de un modelo y validación del mismo que permita predecir y mejorar el comportamiento a fatiga de elementos de acero estructural mediante el refuerzo con materiales poliméricos reforzados con fibra de carbono y comparación con aquellos sometidos a tratamientos de Shot Peening, para su aplicación en elementos estructurales de alto desempeño.
- 19. AMS publications International publications : F.J. Gómez Sánchez; M.A. Martin Rengel; J. Ruiz-Hervias; Rodriguez, J.; Gomez Sanchez, F. J. M.A. Puerta. “Study of the hoop fracture behaviour of nuclear fuel cladding from ring compression tests by means of non-linear optimization techniques.” Journal of Nuclear Materials 2017 (DOI: 10.1016/j.jnucmat.2017.03.043.) F.J. Gómez Sánchez; F. Berto. “Equivalent local mode I concept applied to fracture of graphite round V-notches under static multiaxial loading” Theoretical and Applied Fracture Mechanics 2017 (DOI: 10.1016/j.tafmec.2017.04.019.) F.J. Gómez Sánchez; M.A. Martin Rengel; J. Ruiz-Hervias “A new procedure to calculate the constitutive equation of nuclear fuel cladding from ring compression tests” Progress in Nuclear Energy 2017 Volume: 97, pp 245-251 M.A. Martin Rengel; F.J. Gómez Sánchez; A. Rico, J. Ruiz-Hervias; Jesus Rodriguez. “Obtention of the constitutive equation of hydride blisters in fuel cladding from nanoindentation tests” Journal of Nuclear Materials 2017 (DOI: 10.1016/j.jnucmat.2017.02.001.) J. Rodriguez; A. Salazar; F.J. Gomez; J.G. Williams“Fracture of notched samples in epoxy resin: Experiments and cohesive model” Engineering Fracture Mechanics 2015 (DOI: 10.1016/j.engfracmech.2015.06.058)