Lamyaa BARZEM

En résumé

Entreprises

• Cryostar - Rotating equipment engineer (PhD)

  HESINGUE 2013 - maintenant AGAP2 Switzerland - CRYOSTAR (68) – Process Machinery BU
  Rotor Development on HC (Hydrocarbures) and LNG (Liquified Natural Gas) project
  
  - Turbo-Expander for HC carriers and Compressor (multistage) for LNG carriers
  - Rotordynamic : Lateral and torsional analysis (low and high speed on full train)
  - Using API 617, API 684 and API 541 methodology
  - Coupling dimensioning : torsional stiffness and slipping torque in transient analysis
  - Gear rotating part validation : API stability level I
  - Diagnostic bench test : API unbalance response test - using ADRE Bently Nevada
  - Write technical documents
  
  Participation in projects :
  
  - IOWA (Tecnimont), ELEME (Toyo), DYNO NOBEL (KBR), YPFB Bolivia (Samsung),
  - PUSRI IIB (Rekayasa), FATIMA (Linde), YAMAL (DSME), BGT (Hunday), Inpex (MHI)
  
  Sectors: Oil and Gas
  
  
  

• GRUPPE RUTSCHI - Mechanical rotating, pressure equipment & hydraulic Engineer

  2012 - 2013 AGAP2 Switzerland - GROUPE RUTSCHI (68)
  Nuclear application pump development
  
  - Ensure the technical bases and Nuclear application developments
  - Single and multistage pump dimensioning and design
  - Interpretation, analysis and validation calculations results
  - Perform hydraulic curves and mechanical analysis
  - Understanding of client requirements and study new calculation
  - Technical support & coordination with design units
  - Support root cause analysis of failure (motor test, rotor part)
  - Write technical documents: specifications, datasheets, Calculations notes
  - Calculation Method Qualification : modal analysis (FEM) & material strength analysis
  - Using RCC-M 2007, NF, ASME, AFNOR, MathCad, Ansys, Solidworks
  
  Participation in projects for nuclear and industrial application :
  
  - EDF Flamanville project: nuclear plant (one EPR reactor)
  - Areva & The china Guangdong Nuclear Power Holding Corp. Ltd. (CGNPC): nuclear plant (two
  EPR reactor)
  
  Sector : Oil & gas, chemistry and nuclear industry

• Honeywell - Rotordynamic Bearing System (RBS) of turbocharger Engineer

  Thaon Les Vosges 2011 - 2012 AGAP2 France - HONEYWELL GARETT (88)
  Passenger vehicle gasoline product line development
  
  - Qualifications and Standardizations of RBS for Passenger Vehicle
  - RBS Assessment used in product line team (World application)
  - Evaluation of Numerical and Experimental tooling
  - Rotor and vehicle vibration and friction control
  - Axial and radial bearing – Oil lubricant – squeeze film
  - Stability / Sub-synchronous frequencies noise / Axial capacity
  - Numerical study with HTT software : XLTRC2, XLBRG, JBRG
  - Experimental test / Balancing Shaft – Wheels / structural resonances
  - Post-processing and analysis : radial trajectory, static and dynamic axial
  - capacity, post processing tools improvement
  - Collaboration with team for write and improve qualification documents
  - and tests instructions
  - Training of engineer (HTT software, balancing process, Bearing test
  - qualification)
  - Proposal for Improvement of stability / capacity
  - Application engineer support and endurance test “stop & start” analysis
  - Wear study with component test / Proposal for a numerical approach
  - Low viscosity study (Numerical and test bench)
  
  Participation in projects for vehicle passenger application:
  
  - PSA, RSA, Audi, BMW, Fiat
  
  Sector : Automobile, Rotating equipment

• Liebherr Aerospace Toulouse SAS - Mechanical rotating, shaft and Airfoil Bearing Engineer R&D

  2007 - 2011 Theorical simulation and test analysis : nonlinear rotordynamic on airfoil bearing.
  
  - Code development using FEM / Finite Differences in Fortran 77/90 :
  - Software : BearDyn1.0
  - Modelling of metallic thin structure (large displacements, dry friction)
  - Thin film of air modelling (compressible, turbulent, steady, unsteady)
  - Assessments of power loss and instabilities operating
  - Validation with test bench results : Calculation Method Qualification
  - Support root cause analysis of failure : Vibration instabilities
  - Aero-elastic bearing effects on rotor dynamics
  - Using Visual Studio, Matlab, Latex
  
  Publication and Symposium (ASME) :
  
  [1] Barzem L, Bou-Saïd B, Rocchi J, Grau G.
  Etude d’un palier aéroélastique en régime statique : partie 1. CFM 2009 Marseille France / partie 2. LEEDS-LYON SYMPOSIUM 2010 - Leeds UK.
  [2] Barzem L, Bou-Saïd B, Rocchi J, Grau G.
  Effect of aeroelastic bearing on rotor dynamics. A numerical analysis. STLE (society of tribologists and lubrification engineers) May 2011 - Atlanta USA. Lubrification Science Journal.
  
  Sector : Aerospace, Air conditioning rotating equipment

• Ministère Education National - Professeur de Mathématiques

  2004 - 2006 Enseignement

• Ecole Centrale Lyon - Ingénieur Recherche

  2003 - 2003 Étude de l’aéroélasticité et l’aérodynamisme d’une aube de turbomachine
  
  - Calculs des modes propres spatio-temporels issus de l’interaction Fluide
  - Structure et étude paramétriques – programmation C
  - Validation modèle : poutre droite – Théorème Aérodynamique 2D

• Kodak Industrie - Ingénieur Etude

  Maisons-Alfort 2002 - 2002 Modélisation et Simulation avec Star-CD des écoulements d’air et de transport des particules dans l’environnement d’un film défilant.
  
  - Couche limite autour d’une paroi défilante (laminaire / turbulent)
  - Modélisations et Simulations Numériques : Géométrie de l'écoulement et transport de particules
  - Confrontations aux résultats expérimentaux

Formations

• INSA De Lyon

  Villeurbanne 2007 - 2011 PhD en génie mécanique

• Université Lyon 1 Claude Bernard MIAGE (Villeurbanne)

  Villeurbanne 2006 - 2007 Master 2 Pro
  
  Compétences Complémentaires en Informatique

Réseau

• Antoine CHOUISSA

• Denis BOUILLET

• Dhafer GHRIBI

• Groupe AGAP2

• Jean-Bernard LINDEPERG

• Jean-Marc DONNINI

• Jerome ROCCHI

• Louis VALENTIN

• Myriam TALAL

• Pierre-Yves THOMAS