SIMS : Expertises and equipments

 

Development of behavior laws

  • Complex loads (cyclic, anisothermic, multiaxial)
  • Crystalline plasticity, single crystal, polycrystalline, elastomers, polymers
  • Phase changes, precipitation, aging
  • Generalized continuous media

Identification and inverse problems

  • Identification of the parameters of the laws of behavior
  • Dialogue tests / calculations through field measurements
  • Constitution of material databases

Structural calculations

  • From the laboratory test tube to the globe
  • High temperature structures, life expectancy
  • Components of the aerospace, automobile and nuclear industries
  • Contact-friction, attrition, surface roughness

Model reduction

  • Simplified calculations of lifetime
  • Large size approximation tensor
  • Partial mechanics of distant fields

Microstructural calculations

  • Random models of microstructures, representative elementary volume
  • Construction of meshes, polycrystalline aggregates, cellular materials
  • Homogenization methods and models
  • Evolution of microstructures by the method of phase fields

Damage, cracking, rupture

  • Local approach of rupture, ductile rupture, brittle fracture
  • Fatigue, fatigue-creep, fatigue-fretting
  • Propagation and crack arrest, taking into account the irradiation
  • Study and control of localization phenomena, regularization methods

Software development

  • Z-set code Material & structure analysis suite in partnership with ONERA and SafranTech
  • High Performance Computing : Large Numbers of Degrees of Freedom, Variables and Parameters
  • Robust integration methods, Z-mat materials library

 

SIMS : Expertises and equipments - MINES ParisTech
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