CURRICULUM VITAE 
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