top of page
  1. Loukogeorgaki, E., Chatjigeorgiou, I.K. (2019) Hydrodynamic performance of an array of Wave Energy Converters in front of a vertical wall, Proc 13th European Wave and Tidal Energy Conference (EWTEC 2019), 1-6 September 2019, Napoli, Italy, No 1464.

  2. Mavrakos, S.A., Chatjigeorgiou, I.K., Konispoliatis, D.N. (2018) Trapping phenomena by an array of vertical bottomless cylindrical bodies, Proc 3rd International Conference on Renewable Energies Offshore, (RENEW 2018), 8-10 October 2018, Lisbon, Portugal.

  3. Chatjigeorgiou, I.K., Chatziioannou, K., Katsardi, V., Koukouselis, A., Mistakidis, E. (2018) Numerical and experimental investigation of the wave loading on a three-legged offshore wind turbine jacket platform, Proc 37th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2018), 17-22 June 2018, Madrid, Spain, OMAE2018-78416.

  4. Mavrakos, S.A., Chatjigeorgiou, I.K., Konispoliatis, D.N. (2018) Wave diffraction on arrays of vertical truncated cylindrical bodies, Proc 37th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2018), 17-22 June 2018, Madrid, Spain, OMAE2018-78287.

  5. Miloh, T., Chatjigeorgiou, I.K. (2017) Hydrodynamics of a two-ship encounter problem, Proc 10th International Workshop on Ship and Marine Hydrodynamics (IWSH 2017), 5-8 November 2017, Keelung, Taiwan.

  6. Chatjigeorgiou, I.K., Katsardi, V., Miloh, T. (2017) Hydrodynamics and ellipsoidal harmonics, Proc 15th International Conference on  Numerical Analysis and Applied Mathematics (ICNAAM 2017), 25-30 September 2017, Thessaloniki, Greece.

  7. Loukogeorgaki, E., Lentsiou, E.N., Chatjigeorgiou, I.K. (2016) Experimental investigation of slamming loading on a three-legged jacket support structure of offshore wind turbines, Proc 26th International Offshore and Polar Engineering Conference (ISOPE 2016), 26 June-2 July 2016, Rhodes, Greece, Vol. 1, 192-198.

  8. Katsardi, V., Grammenos, T., Katifeoglou, S., Mavrakos, S.A., Chatjigeorgiou, I.K. (2016) Hydrodynamic loading and wave run-up on “elliptical” breakwaters, Proc 26th International Offshore and Polar Engineering Conference (ISOPE 2016), 26 June-2 July 2016, Rhodes, Greece, Vol 3, 1406-1412.

  9. Chatjigeorgiou, I.K., Korobkin, A.A., Cooker, M.J. (2016) Three-dimensional steep wave impact onto a vertical plate of finite width, Proc 31st International Workshop on Water Waves and Floating Bodies, 3-6 April 2016, Plymouth, MI, USA, 9-12.

  10. Chatjigeorgiou, I.K., Dassios, G., Miloh, T. (2015) Hydrodynamics of orthotropic shapes utilizing ellipsoidal harmonics, Proc 2nd International Conference on Mathematics and Computers in Sciences and Industry – MSCI 2015, 17-19 August, 2015, Sliema, Malta.

  11. Doschoris, M., Dassios, G., Vafeas, P., Kariotou, F., Chatjigeorgiou, I.K. (2015) Developing an algorithmic framework tackling boundary value problems in ellipsoidal geometry: The case of EEG. International Conference on Resent Advances in Pure and Applied Mathematics (ICRAPAM 2015) 3-6 June 2015, Istanbul, Turkey. 

  12. Chatjigeorgiou, I.K., Korobkin, A.A., Cooker, M.J. (2015) Three-dimensional steep wave impact on a vertical cylinder, Proc. 9th International Workshop on Ship and Marine Hydrodynamics, 26-28 August 2015, Glasgow, UK.

  13. Chatjigeorgiou, I.K. (2015) Solution of the nonlinear sum-frequency excitation of catenary pipelines using a frequency domain approach, Proc 16th International Conference of the Maritime Association of the Mediterranean (IMAM 2015), 21-24 Sep 2015, Pula, Croatia, 263-272.

  14. Chatjigeorgiou, I.K., Cooker, M.J., Korobkin, A.A. (2015) Two dimensional wave impact on a perforated cylinder, Proc. 7th International Conference on Hydroelasticity in Marine Technology, 16-19 September 2015, Split, Croatia, 15-28.

  15. Chatjigeorgiou, I.K. (2015) Double frequency response of catenary risers,  Proc. 7th International Conference on Hydroelasticity in Marine Technology, 16-19 September 2015, Split, Croatia, 673-686.

  16. Chatjigeorgiou, I.K., Korobkin, A.A. , Cooker, M.J. (2015) Two dimensional breaking wave impact on a vertical wall, Proc 30th International Workshop on Water Waves and Floating Bodies, 12-15 April 2015, Bristol-Bath, UK, 33-36.

  17. Chatjigeorgiou, I.K. Korobkin, A.A., Cooker, M.J. (2015) Free surface motion due to a horizontally accelerating cylinder with surface tension, Proc 4th Joint British Mathematical Colloquium & British Applied Mathematics Colloquium, 30 March-2 April, Cambridge, UK, Paper 141 (technical presentation only).

  18. Chatjigeorgiou, I.K., Miloh, T. (2014) Hydrodynamic loading on immersed spheroids moving under waves, Proc 8th European Nonlinear Dynamics Conference (ENOC 2014), 6-11 July 2014, Vienna, Austria.

  19. Chatjigeorgiou, I.K., Dassios, G., Mavrakos, S.A., Miloh, T. (2014) A semi-analytical formulation for the hydrodynamic diffraction by submerged ellipsoids, Proc 29th International Workshop on Water Waves and Floating Bodies, 30 March-2 April 2014, Osaka, Japan, 13-16.

  20. Katifeoglou, S.A., Molin, B., Chatjigeorgiou, I.K. (2014) Hydroelastic behaviour of a vertical plate subjected to third-order wave interactions, Proc 29th International Workshop on Water Waves and Floating Bodies, 30 March-2 April 2014, Osaka, Japan, 101-104.

  21. Kazangas, D.C., Xiros, N., Chatjigeorgiou, I.K. (2013) A frequency-domain, finite-order representation of a catenary riser’s dominant nonlinear dynamics, Proc 32nd International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2013), 9-14 June 2013, Nantes, France, OMAE2013-11640.

  22. Chatjigeorgiou, I.K., Mavrakos, S.A., Miloh, T. (2013) On the wave resistance of an immersed prolate spheroid in infinite water depth, Proc 28th International Workshop on Water Waves and Floating Bodies, 7-10 April 2013, L’ Isle sur la Sorgue, France, 25-28.

  23. Molin, B., Chatjigeorgiou, I.K. (2013) Third-order effects on first-order and mean second-order loads, Proc 32nd International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2013), 9-14 June 2013, Nantes, France, OMAE2013-11520 (technical presentation only).

  24. Chatjigeorgiou, I.K., Mavrakos, S.A., Mazarakos, T. (2012) The hydrodynamics of submerged spheroidal bodies in infinite water depth, Proc 11th International Conference on the Stability of Ships and Ocean Vehicles (STAB 2012),  23-28 September 2012, Athens, Greece, 533-543.

  25. Katifeoglou, S.A., Chatjigeorgiou, I.K., Mavrakos, S.A. (2012) Effects of fully developed turbulent internal flow on marine risers’ dynamics. Proc 22nd International Offshore and Polar Engineering Conference (ISOPE 2012), 17-22 June 2012, Rhodes, Greece, Vol. 2, 410-417.

  26. Mavrakos, S.A., Chatjigeorgiou, I.K. (2012) Hydrodynamic exciting forces on immersed prolate spheroids, Proc 27th International Workshop on Water Waves and Floating Bodies, 22-25 April 2012, Copenhagen, Denmark, 117-120.

  27. Chatjigeorgiou, I.K., Molin, B. (2012) Wave run-up on a vertical plate in an infinite wave field, Proc 27th International Workshop on Water Waves and Floating Bodies, 22-25 April 2012, Copenhagen, Denmark, 21-24.

  28. Chatjigeorgiou, I.K., Mavrakos, S.A. (2011) Buckling behavior of catenary risers conveying fluids, Proc 14th International Conference of the Maritime Association of the Mediterranean (IMAM 2011), 13-16 Sep 2011, Genoa, Italy, Vol. 2, 1089-1096.

  29. Chatjigeorgiou, I.K., Katifeoglou, S., Sakellariou, M.G., Mavrakos, S.A. (2011) Interaction of suspended pipelines with sea bottom in deep water applications, Proc 7th European Nonlinear Dynamics Conference (ENOC 2011), 24-29 July 2011, Rome, Italy.

  30. Georgiou, I.T., Chatjigeorgiou, I.K. (2011) Reduced degrees-of-freedom of the nonlinear dynamics of elastic pipelines for airborne refueling, Proc  International Mechanical Congress and Exposition (IMECE 2011), 11-17 November 2011, Denver, Colorado, USA, Paper No 64910.

  31. Mavrakos, S.A., Chatjigeorgiou, I.K., Mazarakos, T.P., Konispoliatis, D., Maron, A. (2011) Hydrodynamic forces and wave run-up on concentric vertical cylinders forming piston-like arrangements, Proc 26th International Workshop on Water Waves and Floating Bodies, 17-20 April 2011,Athens, Greece, 109-112.

  32. Chatjigeorgiou, I.K., Mavrakos, S.A. (2010), The two dimensional Green’s function in elliptic coordinates, Proc 25th International Workshop on Water Waves and Floating Bodies, 9-12 May 2010, Harbin, China, 21-24.

  33. Chatjigeorgiou, I.K., Mavrakos, S.A. (2009), Heave induced out-of-plane motions on catenary risers, Proc 13th International Conference of the Maritime Association of the Mediterranean (IMAM 2009), 12-15 October 2009, Istanbul, Turkey, Vol. 2, 739-747.

  34. Chatjigeorgiou, I.K., Mavrakos, S.A. (2009), Wave elevation between elliptical structures, Proc 28th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2009), 31 May – 5 June 2009, Honolulu, Hawaii, USA, Paper No 80187.

  35. Chatjigeorgiou, I.K., Mavrakos, S.A. (2009), Hydrodynamic diffraction by multiple elliptical cylinders, Proc 24th International Workshop on Water Waves and Floating Bodies, 19-22 April 2009, Zelonogorsk, Russia, 38-41.

  36. Chatjigeorgiou, I.K., Mavrakos, S.A. (2008) The second-order diffraction radiation for a piston-like arrangement, Proc 8th International Conference on Hydrodynamics, September 30 – October 3, 2008, Nantes, France, 381-389.

  37. Chatjigeorgiou, I.K., Damy, G., Le Boulluec, M. (2008) Numerical and experimental investigation of the dynamics of catenary risers and the riser-induced-damping phenomenon, Proc 27th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2008), 15-20 June 2008, Estoril, Portugal, Paper No 57616.

  38. Mavrakos, S.A., Katsaounis, G., Chatjigeorgiou, I.K. (2008) Performance characteristics of a tightly moored piston-like wave energy converters under first- and second-order wave loads, Proc 27th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2008), 15-20 June 2008, Estoril, Portugal, Paper No 57867.

  39. Chatjigeorgiou, I.K., Damy, G., Le Boulluec, M. (2007) Exprerimental investigation for the dynamic behaviour of a catenary riser under top imposed excitations, Proc 7th International Conference on Cable Dynamics, 1—13 December 2007, Vienna, Austria, Paper No 28.

  40. Mavrakos, S.A., Katsaounis, G., Chatjigeorgiou, I.K. (2007) Performance characteristics of tightly moored wave energy converters under first- and second-order wave loads, Proc 7th European Wave and Tidal Energy Conference, 11-14 September 2007, Porto, Portugal, paper No 1070.

  41. Chatjigeorgiou, I.K. (2007) A numerical investigation on the risers induced damping phenomenon, Proc 12th International Conference of the Maritime Association of the Mediterranean Conf (IMAM 2007), 2-6 September 2007, Varna, Bulgaria, Vol. 2, 849-855.

  42. Bourma, P., Thanos, I., Chatjigeorgiou, I.K., Mavrakos, S.A. (2007) Slowly varying motions of two interconnected floating structures considered as a two degree of freedom oscillator, Proc 8th HSTAM International Congress on Mechanics, 5-7 July 2007, Patras, Greece, Vol. 1, 223-230.

  43. Chatjigeorgiou, I.K., Mazarakos, T., Mavrakos, S.A. (2007) First-order hydrodynamic loading and wave drift damping by a bottom seated cylinder in a wave-current coexisting field, Proc 8th HSTAM International Congress on Mechanics, 5-7 July 2007, Patras, Greece, Vol. 1, 215-222.

  44. Chatjigeorgiou, I.K. (2007) Tracking parametric instabilities in the dynamic behaviour of catenary shaped slender structures, Proc EUROMECH Colloquium 483, Geometrically Nonlinear Vibrations of Structures, 9-11 July 2007, Porto, Portugal, 53-59.

  45. Mavrakos, S.A., Chatjigeorgiou, I.K., Mazarakos, T., Thanos, I. (2007) Second-order wave drift damping in hydrodynamically interacting large bodies, Proc 17th International Conference on Offshore and Polar Engineering (ISOPE 2007), Lisbon, Portugal, 1-6 July 2007, Vol. 2, 2142-2149.

  46. Chatjigeorgiou, I.K., Passano, E., Larsen, C.M. (2007) Extreme bending moments on long catenary risers due to heave excitation, Proc 26th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2007), 10-15 June 2007, San Diego, California, USA, Paper No 29384.

  47. Chatjigeorgiou, I.K., Mavrakos, S.A. (2007) Second-order hydrodynamic resonances on a compound truncated cylinder floating near the free surface, Proc 26th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2007), 10-15 June 2007, San Diego, California, USA, Paper No 29136.

  48. Chatjigeorgiou, I.K., Mavrakos, S.A. (2007), A semi-analytical formulation for the wave-current interaction problem with a vertical bottom-seated cylinder including square velocity terms, Proc 22nd International Workshop on Water Waves and Floating Bodies, 15-18 April 2007, Plitvice, Croatia, 33-36.

  49. Chatjigeorgiou, I.K., Mavrakos, S.A., Xiros, N.I. (2006), Wave-current interaction with a vertical cylinder in cross flow: a semi-analytical approach, 5th International Conference on Engineering Computational Technology, 12-15 September 2006, Las Palmas de Grand Canaria, Spain, Paper No 181.

  50. Xiros, N.I., Chatjigeorgiou, I.K. (2006), Frequency-domain identification of riser dynamics using complex singular value decomposition for reduced-order spatiotemporal modelling and structural control, 8th International Conference on Computational Structures Technology, 12-15 September 2006, Las Palmas de Grand Canaria, Spain, Paper No 232.

  51. Chatjigeorgiou, I.K. (2006), Linear dynamics of catenary risers, 4th International Conference on Hydroelasticity in Marine Technology, 10-14 September 2006, Wuxi, China, 387-396.

  52. Chatjigeorgiou, I.K. (2006), Solution of the boundary layer problems for calculating the natural modes of riser-type slender structures, Proc 25th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2006), 4-9 June 2006, Hamburg, Germany, Paper No 92390.

  53. Chatjigeorgiou, I.K., Thanos, I., Bourma, P., Mazarakos, T., Mavrakos, S.A. (2006), Mooring system and motion response analysis of a gas import floating terminal in operating and survival conditions, Proc 25th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2006), 4-9 June 2006, Hamburg, Germany, Paper No 92349.

  54. Mavrakos, S.A., Chatjigeorgiou, I.K. (2006), Second-order diffraction by two concentric truncated cylinders, Proc 21st International Workshop on Water Waves and Floating Bodies, 2-5 April 2006, Loughborough, UK, 117-120.

  55. Xiros, N.I., Chatjigeorgiou, I.K. (2005), Black-box modelling for the prediction of nonlinear riser dynamics under combined parametric and lateral excitation using the Volterra-Wiener theory, Proc 6th European Conference in Structural Dynamics, (EURODYN 2005), 4-7 September 2005, Paris, France, Vol. 1, 223-227.

  56. Chatjigeorgiou, Ι.Κ., Mavrakos, S.A. (2005), Second-order diffraction by a surface piercing truncated compound cylinder, Proc 11th International Conference of the Maritime Association of the Mediterranean (IMAM 2005), 26-30 September 2005, Lisbon, Portugal, Vol. 1, 77-85.

  57. Chatjigeorgiou, I.K. (2005), Unstable response of hanging chains near resonance and the effect of damping in marine applications, Proc 24th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2005), 12-17 June 2005, Halkidiki, Greece,  Paper No 67450.

  58. Mavrakos, S.A., Chatjigeorgiou, I.K., Lentziou, D. (2005), Wave run-up and second-order wave forces on a truncated circular cylinder due to monochromatic waves, Proc 24th International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2005), June 12-17 2005, Halkidiki, Greece, Paper No 67104.

  59. Chatjigeorgiou, I.K., Xiros, N.I., Mavrakos, S.A. (2004), Coupling contributions and effect of Mathieu instabilities in the dynamic behaviour of vertical elastic cables and risers, Proc WSEAS Multiconference, IASME, 17-19 August 2004, Corfu, Greece.

  60. Chatjigeorgiou, Ι.Κ., Mavrakos, S.A. (2004), Coupled internal resonances of a two-degree of freedom system subjected to weak parametric excitation: application for vertical slender structures, Proc 7th National Congress on Theoretical and Applied Mech (HSTAM 2004) Conf, 24-26 June 2004, Chania, Crete, Vol. II, 301-309.

  61. Mavrakos, S.A., Chatjigeorgiou, I.K., Grigoropoulos, G., Maron A. (2004), Scale experiments for the measurement of motions and wave run-up on  a TLP model, subjected to monochromatic waves, Proc 14th International Conference on Offshore and Polar Engineering (ISOPE 2004), 23-28 May 2004, Toulon-France, Vol. 1, 382-389.

  62. Chatjigeorgiou, Ι.Κ. Georgakopoulos, C.G., Mavrakos, S.A. (2003), Non-linear dynamics of vertical risers under parametric and lateral excitation and effect of internal flow, Proc 3rd International Conference on Hydroelasticity in Marine Tech, 15-17 September 2003, Oxford, England, 51-61.

  63. Chatjigeorgiou, I.K., Mavrakos, S.A. (2003), Higher order restoring forces for the design of multi-leg mooring arrangements, Proc 8th International Conference on Marine Design (IMDC 2003), 5-8 May 2003, Athens, Greece, Vol. II, 343 – 352.

  64. Chatjigeorgiou, Ι.Κ., Mavrakos, S.A. (2002), An investigation of the non-linear transverse vibrations of parametrically excited vertical marine risers and cables under tension, Proc 21st International Conference on Offshore Mechanics and Arctic Engineering, (OMAE 2002), 23-28 June 2002, Oslo, Norway, Paper No 28170.

  65. Chatjigeorgiou, Ι.Κ., Mavrakos, S.A. (2002), A solution to the 2D bending vibration problem of a vertical marine riser, Proc 10th International Conference  of the Maritime Association of the Mediterranean (IMAM 2002), 13-17 May 2002, Crete, Greece, Paper No 131.

  66. Chatjigeorgiou, Ι.Κ., Mavrakos, S.A. (2001), Dynamic behaviour of a hanged cable for deep water applications, Proc 6th National Congress on Theoretical and Applied Mechanics, (HSTAM 2001), 19-21 July 2001, Thessaloniki, Greece, Vol. I, 408-415.

  67. Chatjigeorgiou, I.K., Mavrakos, S.A. (1999), Comparison of numerical methods for predicting the dynamic behavior of mooring lines, Proc 9th International Conference on Offshore and Polar Engineering (ISOPE 1999), 30 May – 4 June 1999, Brest, France, Vol. II, 332-339.

  68. Chatjigeorgiou, I.K., Mavrakos, S.A. (1998), Systematic evaluation of the mooring line induced damping on floating structures, Proc 5th National Congress on Theoretical and Applied Mechanics (HSTAM 1998), 27-30 August 1998, Ioannina, Greece.

  69. Chatjigeorgiou, I.K., Mavrakos, S.A. (1998), Assessment of bottom cable interaction effects on mooring line dynamics, Proc 17th International Conference on Offshore Mechanics and Arctic Engineering (OMAE 1998), 5-9 July 1998, Lisbon, Portugal, Paper No. 98-355.

  70. Chatjigeorgiou, I.K., Mavrakos, S.A. (1997), Dynamic tension variation along steel mooring lines with attached submerged buoys, Proc 6th International Conference of the Maritime Association of the Mediterranean (IMAM 1997), Istanbul, Turkey, Vol. I, 2.2-18 – 2.2-28.

  71. Chatjigeorgiou, I.K., Mavrakos, S.A. (1997), Nonlinear contributions in the prediction of dynamic tension on mooring lines for high and low frequencies of excitation, Proc 7th International Conference on Offshore and Polar Engineering (ISOPE 1997), 25-30 May 1997, Honolulu, Hawaii, Vol. II, 192 – 199.

  72. Mavrakos, S.A., Chatjigeorgiou, I.K. (1996), Mooring-induced damping on floating structures, Proc 1st International Conference on Marine Industry (MARIND 1996), Varna Bulgaria, Vol. II, 365-378.

  73. Mavrakos, S.A., Chatjigeorgiou, I.K. (1994), Dynamics of mooring lines for deep water applications, Proc 2nd International Conference on Computational Structures Technology (CST 1994), CIVIL - COMP Ltd Publ., Athens, Greece, 149-157.

  74. Mavrakos, S.A., Chatjigeorgiou, I.K., Papazoglou, V.J. (1994), Use of buoys for dynamic tension reduction in deep water mooring applications, Proc 7th International Conference on the Behavior of Offshore Structures (BOSS 1994 Pergamon Press), 12-15 July 1994, Boston, Massachusetts, Vol. 2, 417-426.

PUBLICATIONS IN CONFERENCE ROCEEDINGS

bottom of page