Managing Director

 

Curriculum Vitae

 

Name  

Bettar O. el Moctar

Education
  1997
Hamburg University, Institute for Naval Architecture
  • Degree: graduate engineer
  • Focus: hydrodynamics, structural mechanics, ship engines
  2001
Technical University Hamburg-Harburg, Naval Architecture
& Ocean Engineering
  • Degree: Doctor Engineer
  • Dissertation title: “Numerical Computation of Fluid Forces on Manoeuvring Ships”
  • Focus: numerical methods, flow around hull, propeller and rudder
Positions 2008 -
  • Professor for ship technology
  • Member of the executive board of Development Centre for Ship Technology and Transport Systems
 
2006 -
Head of Fluid Dynamics, Germanischer Lloyd
     
Professional Activities 2010 - Editor of the journal “Ship Technology Research“
  2009 - Member of the Editorial Board of the “Journal of Naval Architecture and Ocean Engineering“ (JNAOE)

 

Selected Publications

 

Vladimir Shigunov, Ould el Moctar, Thomas Schellin,, Jan Kaufmann, Rasmus Stute, " Assessing the dynamic stability of an offshore supply vessel", 30th Int. Conf. on Offshore Mechanics & Arctic Eng. OMAE2011-49043, 2011 (to be published)

Alexander von Graefe, Ould el Moctar, Vladimir Shigunov, Heinrich Söding, Tobias Zorn, "Squat computations for containerships in restricted waterways", Proceedings of the 2nd International Conference on Ship Manoeuvring in Shallow and Confined Water: Ship-to-Ship Interaction (ref STS049), to be published, 2011

Ould el Moctar, Jan Kaufmann, Jens Ley, Jan Oberhagemann, Vladimir Shigunov, Tobias Zorn, "Prediction of Ship resistance and ship motions using RANSE", Proceedings of the Gothenburg workshop 2010, 2010

Jan Oberhagemann, Ould el Moctar, "Fluid-Structure Interaction using Free-Surface RANSE for Springing and Whipping, Proceedings of the 7th Numerical Towing Tank Symposium (NUTTS), Duisburg, 2010

Shigunov, V., Rathje, H. and el Moctar, O. (2010) Research towards Goal-Based Standards for Container Shipping, Proc. 11th Int. Ship Stab. Workshop, Wageningen

Vladimir Shigunov, Ould El Moctar, Helge Rathje, Operational Guidance for Prevention of Cargo Loss and Damage on Container Ships, Ship Technology research Journal, 01/2010, pp 6 - 23, 2010

Ould El Moctar, Daniel Povel, Vladimir Shigunov, Alexander Tide,  Fire Investigation in a Container  By Container,  Ship Technology research Journal, 01/2010, pp 38 - 53, 2010

El Moctar, O., Schellin, T.E., and Peric, M.: Wave Load and Structural Analysis for a Jack-Up Platform in Freak Waves. Journal of Offshore Mechanics and Arctic Engineering, Vol. 131, 2009, Article 021602, 2009

Oberhagemann, J., Holtmann, M, el Moctar, O., Schellin, T.E, and Kim, D.: Stern Slamming of an  LNG Carrier. Journal of Offshore Mechanics and Arctic Engineering, Vol. 131, 2009, Article 031103, 2009

Shigunov, V., el Moctar, O. and Rathje, H. (2009) Conditions of Parametric Rolling, Proc. 10th Int. Conf. on Stability of Ships and Ocean Vehicles STAB 2009, St.Petersburg, 2009

Schellin, T.E., Peric, M., and el Moctar, O.: Wave-Deck-Load Analysis for a Jack-Up Platform. 28th Int. Conf. on Offshore Mechanics & Arctic Engg., OMAE 2009-79633, Honolulu, Hawaii, U.S.A., June 2009.

Peric, M., Zorn, T., el Moctar, O., Schellin, T.E., and Kim, Y-S.: Simulation of Sloshing in LNG-Tanks. ASME J. Offshore Mechanics & Arctic Engg., Vol. 131, 2009, Article 031101

El Moctar, O., Schellin, T.E., Peric, M., and Jahnke, T.: Wave Load and Structural Analysis for a Jack-Up Platform in Freak Waves. ASME J. Offshore Mechanics & Arctic Engg., Vol. 131, 2009, Article 021602

El Moctar, O., Schellin, T.E., and Peric, M.: Wave Load and Structural Analysis for a Jack-Up Platform in Freak Waves. Proc. 26th Int. Conf. on Offshore Mechanics & Arctic Engg., OMAE 2007-29434, San Diego, 2007. Also: ASME J. Offshore Mechanics & Arctic Engg., Vol. 131, 2009, Article 021602

Shigunov, V., el Moctar, O. SLF 51/INF.3 (2008) Revision of the Intact Stability Code: New generation intact stability criteria. Submitted by Germany, 11 April 2008

Shigunov, V., el Moctar, O. SLF 51/4/4 (2008) Revision of the Intact Stability Code: Further proposal for so-called new generation intact stability criteria. Submitted by Germany, 9 May 2008

Oberhagemann, J., el Moctar, O., Holtmann, M., Schellin, T.E., Bertram, V., and Kim, D.W.: Numerical Simulation of Stern Slamming and Whipping. Proc. 11th Numerical Towing Tank Symp., Brest, France, 2008

Oberhagemann, J., el Moctar, O., and Schellin, T.E.: Fluid-Structure Coupling to Assess Whipping Effects on Global Loads of a Large Containership. Proc.27th Symposium on Naval Hydrodynamics, Seoul, Korea, 2008

El Moctar, O. and Schellin, T.E. (2008a): Prediction of Rudder Cavitation  Based on CFD and Full-Scale Observations. Proc. Int. Conf. on Marine CFD, Royal Society of Naval Architects, London, 2008

Oberhagemann, J., el Moctar, O., Holtmann, M., Schellin, T.E., Bertram, V., and Kim, D.W.: Numerical Simulation of Stern Slamming and Whipping. Proc. 11th Numerical Towing Tank  Symposium, Brest, France, 2008

Peric, M, Zorn, T., el Moctar, O. Schellin, T., Kim, Y.S “Simulation of Sloshing in LNG-Tanks” Journal of Offshore Mechanics and Arctic Engineering, to be published (corresponding paper OMAE 2007-29555), 2007

El Moctar, O. “Prediction of Extreme Ship Responses Using Potential Flow and RANSE Codes” Proceedings of the 9th International Ship Stability (STAB) Workshop, Hamburg, 2007

el Moctar: "Stand der Technik beim Einsatz von CFD im maritimen Bereich", HANSA Journal, 06/07, pp.49 – 53, 2007

Schellin, T., el Moctar, O. “Numerical Prediction of Impact-related Wave Loads on Ships“, Journal of Offshore Mechanics and Arctic Engineering, Vol. 129, pp 39-47, 2006

el Moctar, Peric: “Water Entry of a Wedge”, 9th Numerical Towing Tank Symposium, Le Croisic, France 2006

el Moctar, O., Schellin, T., Priebe, T. “ CFD and FE Methods to Predict Wave Loads and  Ship Structure Response”, 26th Symposium of Naval Hydrodynamics (ONR), Rome, 2006

el Moctar, O.: „Numerische Simulation von Sloshing in Tanks“, Schiff und Hafen Journal , 10/2002, p. 201-206, 2006
 
el Moctar, O. „How to avoid or Minimize Rudder Cavitation“ 28th Annual Journal of SNAMES, Society of Naval Architects & Marine Engineers Singapore, 2005

el Moctar, O., Brunswig, J. Brehm ,A.,  Schellinn, T.E. “Computation of Ship Motions in  Waves and Slamming Loads for Fast Ships using RANSE”, Proceedings of the International Conference on Fast Sea Transportation (FAST),  St. Petersburg, 2005

el Moctar, O. „Cavitation Damage: Prevention is better than repair“,  Shipbuilding & Shiprepair Panorama Journal, 02/200, p.20-21, 2005

el Moctar, O. Junglewitz, A., Reimann, R., Sideris, D. „New attitudes for giant container  ships“, Journal for Marine Power & Propulsion solution for naval architects, pp. 4-9, 2005

el Moctar, o., Cura-Hochbaum, A. „ Hydrodynamische Belastungen von Schiffsrudern beim Manövrieren von Schiffen“, Jahrbuch der schiffstechnischen Gesellschaft, 2005

el Moctar, O. , Brehm, A., Schellin, T.E. “ Prediction of Slamming Loads for Ship StructuralDesign using Potential Flow and RANSE Codes “ , Proceedings of the 25th Symposium on Naval Hydrodynamics (ONR) , St. John’s, Canada, 2004

Junglewitz, A., el Moctar, O., Stadie-Frohbös, G. „Loads on podded drives”, Proceedings, 9th International Symposium Practical Design of Ships and Mobile Units (PRADS), Lübeck, 2004

Brunswig, J., el Moctar, O. “Prediction of Ship Motions in Waves using RANSE”, Proceedings of the 7th Numerical Towing Tank Symposium (NUTTS), Proceedings, Hamburg, 2004


el Moctar, O., Junglewitz A.  „Numerical Analysis of Steering Capability of a Podded Drive“, Ship Technology Research Journal, 07/2004 pp. 134-145, 2004

el Moctar, O. „Numerical Prediction of hydrodynamic loads on rudders“, HANSA Journal, 07/2004, pp. 15-19, 2004

[25] Brehm, A., el Moctar, O. "Prediction of Temperature Distribution and Gas concentration in Air Ventilated Cargo Holds", Proceedings of the 7th Numerical Towing Tank Symposium, Hamburg, 2004

Bertram, V, el Moctar, O., Junalik, B., Nusser, A. „Fire and ventilation simulations for ship compartments“, Proceedings of the 4th Int. Conf. High-Performance Marine Vehicles (HIPER), Rome, 2004

Bertram, V., Caponnetto, M., el Moctar, O. “ RANSE simulations for unsteady marine two-phase flows”, Proceedings of the Royal Institution of Naval Architects (RINA) CFD Conference, London, 2003

el Moctar, O., Lindenau, O.: „Abschätzung der Kavitationsgefahr und Berechnung von Kavitation bei Hydroprofilen mit Feldmethoden“, HANSA Journal, 10/2002, p. 23-27, 2002


el Moctar, O. , Bertram, V.: „ Computation of Viscous Flow around Fast Ship Superstructures“, Proceedings of the 24th Symposium of Naval Hydrodynamics (ONR), Fukuoka, Japan, 2002

el Moctar, O. “Assessment of Sloshing Loads for Tankers”, Shipping World and  Shipbuilder Journal, pp. 28-31, 02/06, 2002

Lindenau, O., Bertram, V., El Moctar, O., Gatchell, S.: „Aerodynamic Flow Simulations for an SES employing Virtual Reality Techniques“ Proceedings of the 3rd International Conference on High Performance Marine Vehicles, Bergen, Norway, 2002

el Moctar, O., Bertram, V.: „RANSE Simulations for High-Rn Free-Surface Flows“, Proceedings of the 4th Numerical  Towing Tank Symposium, Hamburg, 2001

el Moctar, O.: „Numerical Computations of Flow Forces in Ship Manoeuvring“, Ship Technology Research Journal, 09/2001, pp. 98-123, 2001

Takada, N., el Moctar, O.: „Simulation of Viscous Flow around Esso Osaka in Manouevring  Motions“, Proceedings of the 3rd Numerical Towing Tank Symposium, Tjärnö, Sweden, 2000

el Moctar, O., Bertram, V.: „RANSE Simulations for High-Fn, High-Rn Free-Surface Flows“, Proceedings of 4th Numerical Towing Tank Symposium, Hamburg, 2000

el Moctar, O. , Muzaferija S.: „Numerical Determination of Rudder Forces“, Proceedings of European Mechanics Society (EUROMECH) 374, Poitiers, 1998