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PENZA STATE UNIVERSITY Penza , Russia

PENZA STATE UNIVERSITY Penza , Russia. MODELING EXPLOSIVE WELDING BY USING THE LS-DYNA SOFTWARE Speaker: as . p rof . IRINA LOS . BIMETAL MATERIALS. stainless steel - carbon steel titanium - steel copper- aluminium tantalum - aluminium zirconium – stainless steel

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PENZA STATE UNIVERSITY Penza , Russia

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  1. PENZA STATE UNIVERSITYPenza, Russia MODELING EXPLOSIVE WELDING BY USING THE LS-DYNA SOFTWARE Speaker: as.prof.IRINA LOS

  2. BIMETAL MATERIALS • stainless steel - carbon steel • titanium - steel • copper- aluminium • tantalum - aluminium • zirconium – stainless steel • stainless steel – Ni-Cr super alloy • titanium - copper • molybdenum – copper • niobium - titanium

  3. MATHEMATICAL SIMULATION • The analysis of process and formulation of a problem • The metallic material model selection • The explosive model selection • The choiceofequations of state • The determination of the geometry of parts • The program design • The analysis of results

  4. MATERIAL MODELS EQUATION OF STATE

  5. DENSITY DISTRIBUTION the impact of two copper plates

  6. KINETIC ENERGYOF FRYER PLATE

  7. CONTOURS OF PRESSURE

  8. CONTOURS OF EFFECTIVE STRESS

  9. RESULTANT VELOCITYOF FRYER PLATE

  10. EXPLOSIVE WELDING MODEL FOR COMPOSITE

  11. DEFORMATION PROCESS MODELING

  12. PENZA STATE UNIVERSITYPenza, Russia metal@diamond.pnzgu.ru Thank you for your attention

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