Bettar Ould el Moctar

CURRICULUM VITAE                                                   Elmoctar150
Prof. Dr.-Ing. Bettar O. el Moctar

 

University of Duisburg-Essen
Department of Mechanical Engineering
Ship Technology and Ocean Engineering
Bismarkstrasse 69
47057 Duisburg, Germany
Tel. +49 (0) 203 379 2539, Fax. +49 (0) 203 379 2779
Email: ould.el-moctar@uni-due.de
http://www.uni-due.de/ISMT

Present Positions

  • Full Professor in Ship Technology and Ocean Engineering at the University of Duisburg-Essen
  • Scientific Director of the Institute of Ship Technology and Transport Systems, DST  e.v.

Professional Activities

  • Editor in Chief of Journal of Ship Technology Research, Publisher: Taylor & Francis, UK
  • Co-Editor of Journal of Offshore Mechanics and Arctic Engineering, Publisher: The American Society of Mechanical Engineers (ASME), USA
  • Co-Editor of Journal of Ship Research, Publisher: Society of Naval Architects and Marine Engineers (SNAME), USA
  • Co-Editor of journal of Marine Science and Application, Springer
  • Co-Editor of the Journal of Naval Sciences and Engineering (JNSE), Turkey
  • Member of the Council of Science of the Federal Water Ways Engineering and Research Institute (BAW), Germany
  • Member of the Advisory Council of the International Towing Tank C. ITTC, Denmark
  • Member of various international Scientific Committees (e.g. joint ISSC-ITTC committee, ISSC)
  • Deputy Head of the Ship Technology Committee of the Association of German Engineers (VDI), Germany
  • Member of the Advisory Board of the German Association for Marine Technology (GMT), Germany

Past Positions

2006 – 2013   Head of Fluid Dynamics, Germanischer Lloyd AG, Hamburg, Germany
2002 - 2006    Research Engineer and Deputy Head of Hydrodynamics, Germanischer Lloyd
2002 - 2001    Research Engineer, Hamburg Model Basin (HSVA), Hamburg, Germany
1997 - 2000    Research Associate and PhD Student at the Hamburg University of Technology,   Hamburg, Germany

Awards

  • Georg Weinblum Award (2001 for Dissertation)
  • Landrini Award (2005 for research activities)

Education

1990 – 1997    Graduate Engineer Degree (Dipl.-Ing.) in Naval Architecture & Ocean Engineering, University of Hamburg
1997 - 2001    PhD  in Computational Fluid Dynamics “Numerical Computations of Flow Induced Forces Acting on Maneuvering Ships” at the Hamburg University of Technology

 

Journal papers (peer review)

Sigmund, S., el Moctar O. (2018): Numerical and experimental investigation of propulsion in waves.
  Ocean Engineering, vol. 144, 659–673, pp 35-49

Sigmund, S., el Moctar O. (2018): Numerical and experimental investigation of added resistance of
  different ship types in short and long waves. Ocean Engineering, vol. 147, pp 51-67

el Moctar, O., Ley, J.,  Oberhagemann, J. (2017): Advanced Computational Methods for Hydroelastic
  Effects of Ships in Extreme Seas.  Ocean Engineering, vol. 130, 659–673

Lyu, W., el Moctar, O. (2017): Numerical and Experimental Investigations of Wave-induced Second
  Order Hydrodynamic Loads.  Ocean Engineering. vol. 131, pp 197–212.

Lyu, W., el Moctar, O., Potthoff, R., Neugebauer, J. (2017): Experimental and Numerical
  Investigation  of Sloshing Using Different Free Surface Capturing Methods. Applied Ocean
  Research, vol. 68, pp 307-324

Mucha, P., el Moctar, O., Dettmann, T., Tenzer, M. (2017): Inland Waterway Ship Test Case for
  Resistance and Propulsion Prediction in Shallow Water. Ship Technology Research, vol. 64, pp 106-
  113

O. el Moctar, S. Sigmund, J. Ley, T. Schellin (2016): Numerical and Experimental Analysis of Added
  Resistance of Ships in Waves, Journal of Offshore Mechanics and Arctic Engineering, 2016

el Moctar, O. Ley, J. (2016): Computational Fluid and Structure Dynamics Methods to Assess Wave-
  induced Loads and Hydroelasticity Effects.  Book Chapter in Maritime Technology and Engineering
  III, ISBN 9781138030008 – CAT#K30346

Riesner, M.,  von Graefe, A., Shigunov, V., el Moctar, O. (2016): Prediction of Non-linear Ship
  Responses in Waves Considering Forward Speed Effects.  Ship Technology Research. Vol. 63, issue
  3, pp 135-145.

Peters, A., Lantermann, U., el Moctar, O. (2015): Numerical Modelling and Prediction of Erosion
  Induced by Hydrodynamic Cavitation. Journal of Physics, conf. series, vol. 656/1, id. 012054

Peters, A., Sagar, H., Lantermann, U., el Moctar, O. (2015): Numerical modelling and prediction of
cavitation erosion. Wear. DOI:10.1016/j.wear.2015.06.009.

Shigunov, V., Graefe, A., el Moctar, O. (2015): Calculation of Horizontal Sectional Loads and
  Torsional Moment. ASME J. of Offshore Mechanics and Arctic Engineering, vol. 137(2), 021603,
  doi: 10.1115/1.4029483

Graefe, A., Shigunov, V., el Moctar, O. (2015): Rankine Source Method for Ship-Ship Interaction
Problems. ASME J. of Offshore Mechanics and Arctic Engineering, vol. 137 (2), 021601-1, doi:
  10.1115/1.4029316

Tenzer, M., el Moctar, O., Schellin, T.E. (2015): Experimental Investigation of Impact Loads during
  Water Entry. Ship Technology Research. vol. 62/1, pp. 47-59, OI:10.1179/0937725515Z.0000000003

Mucha, P., el Moctar, O. (2015): Revisiting Mathematical Models for Manoeuvring Prediction Based
  on Modified Taylor-series Expansions. Ship Technology Research. vol. 62/1, pp. 81-96,
  DOI:10.1179/0937725515Z.00000000015

Graefe A., el Moctar, O., Oberhagemann J., Shigunov, V. (2014): Linear and Nonlinear Sectional
Loads with Potential and Field Methods”, ASME J. ofOffshore Mechanics and Arctic Engineering
136(3), 031602; doi: 10.1115/1.4026885

el Moctar, O., Lantermann, U., Mucha, P., Höpken, J., Schellin, T. (2014): RANS-Based Simulated
  Ship Maneuvering  Accounting for Hull-Propulsor-Engine Interaction. J. Ship Technology Research,
  vol. 61/3,  pp. 142-161, DOI:10.1179/str.2014.61.3.003

Söding, H., Shigunov, V., Schellin, T.E., el Moctar, O. (2014): A Ranking Panel Method for Added
Resistance of Ships in Waves. ASME J. Offshore Mechanics and Arctic Engineering. 136(3),
  031601, DOI:10.1115/1.4026847

Shigunov, V., Rathje, H., el Moctar, O. (2013): Towards Safer Container Shipping. Ship Technology
  Research, vol. 60/1, pp. 34-40, DOI:10.1179/str.2013.60.1.003

Oberhagemann, J., el Moctar, O. (2012): Numerical and Experimental Investigations of Whipping and
Springing of Ship Structures. International J. of Offshore and Polar Engineering, vol. 22/2, pp.
108–114

el Moctar, O.,  Shigunov, V., Zorn, T. (2012): Duisburg Test Case: Post-Panamax Container Ship for
  Benchmarking", Ship Technology Research, vol. 59/3, pp. 50-64, DOI:10.1179/str.2012.59.3.004

Oberhagemann, J., Shigunov, V., el Moctar, O. (2012): Application of CFD in Long-Term Extreme
  Value Analyses of Wave Loads. Ship Technology Research, vol. 59/3, pp 4 – 22, DOI:10.1179/
  str.2012.59.3.001

el Moctar, O., Oberhagemann, J., Schellin, T. (2012): Free-Surface RANS for Hull Girder Whipping
  and Springing. Transactions of the Society of Naval Architects & Marine Engineers, vol. 119, pp. 48-
  66

Shigunov; V., el Moctar, O., Schellin, T.E., Kaufmann, J., Stute, R. (2012): Assessing the Dynamic
  Stability of an Offshore Supply Vessel. ASME J. Offshore Mechanics and Arctic Engineering, vol.
  134(4), 041302, doi: 10.1115/1.4006392

Schellin, T., Peric, M., el Moctar, O. (2011): Wave-in-Deck Load Analysis for a Jack-Up Platform.
  ASME J. Offshore Mechanics and Arctic Engineering, 133(2), 021303, doi:10.1115/1.4002047

el Moctar, O., Povel, D., Shigunov, V., Tide, A. (2010): Fire Investigation in a Container by Container,
  Ship Technology Research, vol. 57/1, pp 40 – 55, DOI:10.1179/str.2010.57.1.004

Shigunov, V., el Moctar, O., Rathje, H. (2010): Operational Guidance for Prevention of Cargo Loss
  and Damage on Container Ships. Ship Technology Research, vol. 57/1, pp. 8 – 25, DOI:10.1179/
  str.2010.57.1.002

Oberhagemann, J., Holtmann, M, el Moctar, O., Schellin, T.E, and Kim, D. (2009): Stern Slamming of
  an LNG Carrier. ASME J. of Offshore Mechanics and Arctic Engineering, vol. 131 (3), 031103,
  doi:10.1115/1.3124131

el Moctar, O., Schellin, T.E., Jahnke, T., Peric, M. (2009): Wave Load and Structural Analysis for a
  Jack-Up Platform in Freak Waves” ASME J. of Offshore Mechanics and Arctic Eng., vol.
  131(2):021602-021602-9. doi:10.1115/1.2948952.

Peric, M., Zorn, T., el Moctar, O., Schellin, T.E., Kim, Y-S. (2009): Simulation of Sloshing in LNG-
  Tanks. ASME J. of Offshore Mechanics and Arctic Eng., vol. 131(3):031101. doi:10.1115/1.3058688

Schellin, T., el Moctar, O. (2006): Numerical Prediction of Impact-Related Wave Loads on Ships.
ASME J. of Offshore Mechanics and Arctic Eng., vol. 129(1), 39-47, doi:10.1115/1.2429695

el Moctar, O., Junglewitz, A. (2004): Numerical Analysis of the Steering Capability of a Podded Drive.
  Ship Technology Research, vol. 51/3, pp. 134-145, DOI:10.1179/str.2004.51.3.005

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

 

Conference Papers (peer review)

J. Neugebauer, R. Potthoff, O. el Moctar “Investigation of the Motion Accuracy Influence on Sloshing
  Model Test Results“, 27th International Ocean and Polar Engineering Conference, San Francisco/
  USA, 2017

Neugebauer, J., Potthoff, R., el Moctar, O. (2016): Investigation of Liquid Resonance in a 3D LNG-Tank
  Model by Means of Impact Pressure and Free Surface Elevation. Proc. Society of Offshore and Polar
  Engineers, Rhodes, Greece

el Moctar, O., Sprenger, F., Schellin, T.,  Papanikolaou, A. (2016): Numerical and Experimental
  Investigations of Ship Maneuvers in Waves. Proc. 35th ASME International Conference on Ocean,
  Offshore and Arctic Engineering, Busan, Korea, Paper No. OMAE2016-54847

Sigmund, S., el Moctar, O. (2016): Numerical prediction of the Propulsion Characteristics of ships in
  waves. Proc. 35th ASME International Conference on Ocean, Offshore and Arctic Engineering,
  Busan,   Korea, Paper No. OMAE2016- 54793

Mucha, P., Deng, G., Gourlay, T.  el Moctar, O. (2016):  Validation Studies on Numerical Prediction
  of Ship Squat and Resistance in Shallow Water. Proc. of the 4th International Conference on Ship
  Manoeuvring in Shallow and Confined Water with Special Focus on Ship Bottom Interaction,
  Hamburg,

Sagar, H., Ley J., el Moctar, O. (2015): Hydroelasticity Effects of Wave-Induced Loads on Offshore
  Monopile Structures”, Proc. 7th International Conference on Hydroelasticity in Marine Technology,
  Split, Croatia

Piehl, H., el Moctar, O. (2015): Development of a Mathematical Roll Damping Model with
  Polynomial Regression Analysis. Proc. 34th  ASME international Conference on Ocean, Offshore and
  Arctic Engineering, St. John's, NL, Canada, Paper No. OMAE2015- 41642

el Moctar, O., Sigmund, S., Schellin, T.E. (2015): Numerical and Experimental Analysis of Added
  Resistance of Ships in Waves. Proc. 34th  ASME international Conference on Ocean, Offshore and
  Arctic Engineering, St. John's, NL, Canada, Paper No. OMAE2015-42403

Peters, A., Lantermann, U., el Moctar, O. (2015): Numerical Modelling and Prediction of Erosion
  Induced by Hydrodynamic Cavitation.  Proc.  9th International Symposium on Cavitation, Lausanne,
  Switzerland

Ley, J., el Moctar, O., Oberhagemann, J., Schellin, T. (2014): Assessment of Loads and Structural
  Integrity of Ships in Extreme Seas. Proc. 30th Symposium on Naval Hydrodynamics

Shigunov, V., Graefe, A., el Moctar, O. (2014): Calculation of Horizontal Sectional Loads and
  Torsional Moment. Proc. 33rd ASME International Conference on Ocean, Offshore and Arctic
  Engineering, San Francisco, USA. - Paper No. OMAE2014-23487, Also: published as revised paper
  in ASME J. Offshore Mechanics & Arctic Eng., vol. 137(2), 021603

Peters A., Sagar H., Lantermann U., el Moctar O. (2014): A New Approach for a Cavitation Erosion
  Model on Hydrofoils. Intern Conference on Computational Fluid Dynamics 8 (ICCFD8), Chegdu,
  China

Ley, J., el Moctar, O. (2014): An Enhanced 1-Way Coupling Method to Predict Elastic Global Hull
  Girder Loads”, Proc. 33rd ASME International Conference on Ocean, Offshore and Arctic
  Engineering, San Francisco, U.S.A. - Paper No. OMAE2014-24199

Piehl, H., el Moctar, O. (2014): Bilge Keel Forces and Vortex Shedding – A Numerical Analysis with
  Open FOAM. Proc. 33rd ASME International Conference on Ocean, Offshore and Arctic Engineering
  OMAE2014, San Francisco, USA. - Paper No. OMAE2014-24079

Neugebauer, J., el Moctar, O., Potthoff, R. (2014): Experimental and Numerical Investigation of
  Single Impacts in a 2D Tank.  Proc. 24th International Offshore and Polar Engineering Conference,
  Paper No. 2014TPC1140

Ley, J., Sigmund S., el Moctar, O. (2014): Numerical Prediction of the Added Resistance of Ships in
  Waves. Proc. 33rd ASME International Conference on Ocean, Offshore and Arctic Engineering, San
  Francisco, USA. - Paper No. OMAE2014-24216

Graefe, A., Oberhagemann J., Shigunov, V., el Moctar, O. (2013): Linear and Nonlinear Sectional
  Loads with Potential and Field Methods. Proc. 32nd ASME International Conference on Ocean
  Offshore and Arctic Engineering, Nantes, France. - Paper No. OMAE2013-10544. Also: published as
  revised paper in ASME J. Offshore Mechanics & Arctic Eng., vol. 136(3); 031602

Oberhagemann J., Shigunov V., el Moctar, O. (2013): First Order Reliability Analogies of Nonlinear
  Bending Moments in Ships. Proc. 32nd ASME  International Conference on Ocean, Offshore and
  Arctic Engineering, Nantes, France. - Paper No. OMAE2013-10547

Graefe, A., Shigunov, V., el Moctar, O. (2013): Rankine Source Method for Ship-Ship Interaction
  Problems. Proc. 32nd ASME  International Conference on Ocean, Offshore and Arctic Engineering,
  Nantes, France. - Paper No. OMAE2013-10810. Also:  published as revised paper in ASME J.
Offshore Mechanics & Arctic Eng., vol. 137 (2), 021601-1

Piehl H., el Moctar, O. (2013): Roll Decay Model Test of a Post Panamax Container Ship -
  Experimental and Numerical Analysis. Proc. 32nd ASME International Conference on Ocean,
  Offshore and Arctic Engineering, Nantes, France. - Paper No. OMAE2013-11065

Mucha P., el Moctar, O. (2013): Ship-Bank Interaction of a Large Tanker and Related Control
  Problems. Proc. 32nd ASME International Conference on Ocean, Offshore and Arctic Engineering,
  Nantes, France. - Paper No. OMAE2013-11099

Oberhagemann, J., Ley, J., Shigunov, V., el Moctar, O. (2012): Efficient Approaches for Ship
  Response Statistics using RANS. Proc. of the international Symposium of Offshore and Polar
  Engineering, Rhodes, Greece, pp. 1133-1140

Söding, H., Shigunov, V., Schellin T.E., el Moctar, O. (2012): A Rankine Panel Method for Added
  Resistance of Ships in Waves. Proc. 31st International Conference on Ocean, Offshore and Arctic
  Engineering, Rio de Janeiro, Brazil. - Paper No. OMAE2012-83457. Also: published as revised paper
  in ASME J. Offshore Mechanics & Arctic Eng., vol. 136(3), 031601

Piehl, H., el Moctar, O. (2012): Vortex Shedding from a Bilge Keel in a Transient Flow.  Proc. 31st
 
 International Conference on Ocean, Offshore and Arctic Engineering, Rio de Janeiro, Brazil. – Paper
  No. OMAE2012-84013

Söding, H., Graefe, A., el Moctar, O., Shigunov, V. (2012): Rankine Source Method for Seakeeping
  Predictions. Proc. 31st Int. Conf. on Ocean, Offshore and Arctic Engineering, Rio de Janeiro, Brazil. -
  Paper No. OMAE2012-83450

Oberhagemann, J. Ley, J., el Moctar, O. (2012): Prediction of Ship Response Statistics in Severe Sea
  Conditions using RANS”. Proc. 31st Int. Conf. on Ocean, Offshore and Arctic Engineering, Rio de
  Janeiro, Brazil, Paper No. OMAE 2012-83955

Oberhagemann, J., Krömer, M., Cabos, C., el Moctar, O. (2012): A Fluid-Structure Coupling Method
  Based on RANSE and Structural Mode Decomposition. Proc. of 6th International Conference on
  HYDROELASTICITY in Marine Technology, Tokio, Japan

Shigunov, V., el Moctar, O., Schellin, T.E., Kaufmann, J., Stute, R. (2011): Assessing the Dynamic
  Stability of an Offshore Supply Vessel. 30th International Conference on Offshore Mechanics and
  Arctic Eng., Rotterdam, The Netherlands, Paper No. OMAE2011-49043. Also: published as revised
  paper in ASME J. Offshore Mechanics & Arctic Eng., vol. 134(4), 041302

Graefe, A., el Moctar, O., Shigunov, V., Söding, H., Zorn, T. (2011): Squat Computations for
  Containerships in Restricted Waterways”, Proc. 2nd International Conference on Ship Manoeuvring
  in Shallow and Confined Water: Ship-to-Ship Interaction (ref STS049), Trondheim, Norway

Schellin, T.E., Peric, M., and el Moctar, O. (2009): Wave-Deck-Load Analysis for a Jack-Up Platform.
  Proc. 28th International Conference on Offshore Mechanics & Arctic Eng., Honolulu, U.S.A, Paper
  No. OMAE 2009-79633. Also: published as revised paper in ASME J. Offshore Mechanics & Arctic
  Eng., vol. 133(2), 021303

Morch H.J., Peric, M., Schreck, E., el Moctar, O., Zorn, T. (2009): Simulation of Flow and Motion of
  Lifeboats. 28th International Conference on Offshore Mechanics & Arctic Eng., Honolulu, U.S.A,
  Paper No. OMAE2009- 79608

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

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

Oberhagemann, J., Holtmann, M, el Moctar, O., Schellin, T.E, and Kim, D. (2008): Stern Slamming of
  an LNG Carrier. 27th International Conference on Offshore Mechanics & Arctic Eng., Estoril,
  Portugal, Paper No. OMAE2008-57385. Also: published as revised paper in ASME J. Offshore
  Mechanics and Arctic Eng., vol. 131 (3), 031103

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

el Moctar, O., Schellin, T.E., and Peric, M. (2007): Wave Load and Structural Analysis for a Jack-Up
  Platform in Freak Waves. Proc. 26th Int. Conf. on Offshore Mechanics & Arctic Eng., OMAE2007
  29434, San Diego, U.S.A. Also: published as revised paper in ASME J. Offshore Mechanics and
  Arctic Eng., vol. 131 (2), 021602

Peric, M., Zorn, T., el Moctar, O., Schellin, T.E., Kim, Y-S.  (2007): Simulation of Sloshing in LNG-
  Tanks.  Proc. 26th Int. Conf. on Offshore Mechanics & Arctic Eng., San Diego, U.S.A, Paper No.
  OMAE2007-29555. Also: published as revised paper in ASME J. Offshore Mechanics & Arctic Eng.,
  vol. 131(3):031101

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

Schellin, T., el Moctar, O. (2006) :Numerical Prediction of Impact-Related Wave Loads on Ships.
  25th International Conference on Offshore Mechanics & Arctic Eng., Hamburg, Germany Paper No.
  OMAE2006-92133, Also: published as revised paper in ASME J. Offshore Mechanics & Arctic Eng.,
  vol. 129(1), 39-47

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

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

Junglewitz, A., el Moctar, O., Stadie-Frohbös, G.: Loads on Podded Drives. Proc. 9th International
  Symposium Practical Design of Ships and Mobile Units, Lübeck, Germany

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