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Ioannis K. Chatjigeorgiou
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Proceedings Papers

Numerical and Experimental Investigation of the Wave Loading on a Three-Legged Offshore Wind Turbine Jacket Platform

Ioannis K. Chatjigeorgiou, Konstantinos Chatziioannou, Vanessa Katsardi, Apostolos Koukouselis, Euripidis Mistakidis
Proc. ASME. OMAE2018, Volume 9: Offshore Geotechnics; Honoring Symposium for Professor Bernard Molin on Marine and Offshore Hydrodynamics, V009T13A005, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-78416
https://doi.org/10.1115/OMAE2018-78416
View Paper titled, Numerical and Experimental Investigation of the Wave Loading on a Three-Legged Offshore Wind Turbine Jacket Platform
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Topics: Offshore wind turbines, Waves, Finite element model, Computer programming, Computer software, Kinematics, Nonlinear waves, Particulate matter, Stress, Structural analysis
Proceedings Papers

Wave Diffraction on Arrays of Vertical Truncated Cylindrical Bodies

Spyros A. Mavrakos, Ioannis K. Chatjigeorgiou, Dimitrios N. Konispoliatis
Proc. ASME. OMAE2018, Volume 9: Offshore Geotechnics; Honoring Symposium for Professor Bernard Molin on Marine and Offshore Hydrodynamics, V009T13A008, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-78287
https://doi.org/10.1115/OMAE2018-78287
View Paper titled, Wave Diffraction on Arrays of Vertical Truncated Cylindrical Bodies
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Topics: Diffraction, Waves, Cylinders, Stress, Absorption, Ocean engineering, Resonance, Wave energy, Wave energy converters
Proceedings Papers

A Frequency-Domain, Finite-Order Representation of a Catenary Riser’s Dominant Nonlinear Dynamics

Dimitris C. Kazangas, Nikolaos I. Xiros, Ioannis K. Chatjigeorgiou
Proc. ASME. OMAE2013, Volume 1: Offshore Technology, V001T01A083, June 9–14, 2013
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2013-11640
https://doi.org/10.1115/OMAE2013-11640
View Paper titled, A Frequency-Domain, Finite-Order Representation of a Catenary Riser’s Dominant Nonlinear Dynamics
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Topics: Computer simulation, Dynamics (Mechanics), Equilibrium (Physics), Nonlinear dynamics, Partial differential equations, Pipeline risers, Risers (Casting), Signals, Simulation models
Proceedings Papers

Reduced Degrees-of-Freedom of the Nonlinear Dynamics of Elastic Pipelines for Airborne Refueling

Ioannis T. Georgiou, Ioannis K. Chatjigeorgiou
Proc. ASME. IMECE2011, Volume 7: Dynamic Systems and Control; Mechatronics and Intelligent Machines, Parts A and B, 675-684, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-64910
https://doi.org/10.1115/IMECE2011-64910
View Paper titled, Reduced Degrees-of-Freedom of the Nonlinear Dynamics of Elastic Pipelines for Airborne Refueling
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Topics: Degrees of freedom, Nonlinear dynamics, Pipelines, Aircraft, Flow (Dynamics), Boundary-value problems, Damping, Dynamic response, Dynamic systems, Dynamics (Mechanics)
Proceedings Papers

Wave Elevation Between Elliptical Structures

Ioannis K. Chatjigeorgiou, Spyros A. Mavrakos
Proc. ASME. OMAE2009, Volume 1: Offshore Technology, 887-894, May 31–June 5, 2009
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2009-80187
https://doi.org/10.1115/OMAE2009-80187
View Paper titled, Wave Elevation Between Elliptical Structures
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Topics: Waves, Computational methods, Cylinders, Fluids, Potential theory (Physics), Ships, Theorems (Mathematics)
Proceedings Papers

Numerical and Experimental Investigation on the Dynamics of Catenary Risers and the Riser-Induced-Damping Phenomenon

Ioannis K. Chatjigeorgiou, Gilbert Damy, Marc LeBoulluec
Proc. ASME. OMAE2008, Volume 1: Offshore Technology, 671-680, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57616
https://doi.org/10.1115/OMAE2008-57616
View Paper titled, Numerical and Experimental Investigation on the Dynamics of Catenary Risers and the Riser-Induced-Damping Phenomenon
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Topics: Damping, Dynamics (Mechanics), Pipeline risers, Risers (Casting), Mooring, Drag (Fluid dynamics), Cycles, Floating structures
Proceedings Papers

Performance Characteristics of a Tightly Moored Piston-Like Wave Energy Converter Under First- and Second-Order Wave Loads

Spyros A. Mavrakos, George M. Katsaounis, Ioannis K. Chatjigeorgiou
Proc. ASME. OMAE2008, Volume 6: Nick Newman Symposium on Marine Hydrodynamics; Yoshida and Maeda Special Symposium on Ocean Space Utilization; Special Symposium on Offshore Renewable Energy, 783-792, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57867
https://doi.org/10.1115/OMAE2008-57867
View Paper titled, Performance Characteristics of a Tightly Moored Piston-Like Wave Energy Converter Under First- and Second-Order Wave Loads
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Topics: Mooring, Performance characterization, Pistons, Stress, Wave energy converters, Waves, Cylinders, Diffraction, Eigenfunctions, Radiation (Physics)
Proceedings Papers

Extreme Bending Moments on Long Catenary Risers Due to Heave Excitation

Ioannis K. Chatjigeorgiou, Elizabeth Passano, Carl M. Larsen
Proc. ASME. OMAE2007, Volume 1: Offshore Technology; Special Symposium on Ocean Measurements and Their Influence on Design, 449-459, June 10–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2007-29384
https://doi.org/10.1115/OMAE2007-29384
View Paper titled, Extreme Bending Moments on Long Catenary Risers Due to Heave Excitation
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Topics: Excitation, Pipeline risers, Risers (Casting), Approximation, Eigenvalues, Mode shapes
Proceedings Papers

Second-Order Hydrodynamic Resonances on a Compound Truncated Cylinder Floating Near the Free Surface

Ioannis K. Chatjigeorgiou, Spyros A. Mavrakos
Proc. ASME. OMAE2007, Volume 1: Offshore Technology; Special Symposium on Ocean Measurements and Their Influence on Design, 159-167, June 10–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2007-29136
https://doi.org/10.1115/OMAE2007-29136
View Paper titled, Second-Order Hydrodynamic Resonances on a Compound Truncated Cylinder Floating Near the Free Surface
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Topics: Cylinders, Resonance, Waves, Potential theory (Physics)
Proceedings Papers

Wave Run-Up and Second-Order Wave Forces on a Truncated Circular Cylinder Due to Monochromatic Waves

Spyridon A. Mavrakos, Ioannis K. Chatjigeorgiou, Dimitra M. Lentziou
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 231-238, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67104
https://doi.org/10.1115/OMAE2005-67104
View Paper titled, Wave Run-Up and Second-Order Wave Forces on a Truncated Circular Cylinder Due to Monochromatic Waves
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Topics: Circular cylinders, Wave forces, Waves, Diffraction, Fluids, Boundary-value problems, Cylinders, Geometry, Pressure
Proceedings Papers

Unstable Response of Hanging Chains Near Resonance and the Effect of Damping in Marine Applications

Ioannis K. Chatjigeorgiou
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 909-917, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67450
https://doi.org/10.1115/OMAE2005-67450
View Paper titled, Unstable Response of Hanging Chains Near Resonance and the Effect of Damping in Marine Applications
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Topics: Chain, Damping, Resonance, Excitation
Proceedings Papers

Mooring System and Motion Response Analysis of a Gas Import Floating Terminal in Operating and Survival Conditions

Ioannis K. Chatjigeorgiou, Ioannis Thanos, Paraskevi Bourma, Thomas Mazarakos, Spyros A. Mavrakos
Proc. ASME. OMAE2006, Volume 1: Offshore Technology; Offshore Wind Energy; Ocean Research Technology; LNG Specialty Symposium, 385-392, June 4–9, 2006
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2006-92349
https://doi.org/10.1115/OMAE2006-92349
View Paper titled, Mooring System and Motion Response Analysis of a Gas Import Floating Terminal in Operating and Survival Conditions
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Topics: Mooring, Marine engineering, Marine structures, Naval architecture, Vessels
Proceedings Papers

Solution of the Boundary Layer Problems for Calculating the Natural Modes of Riser-Type Slender Structures

Ioannis K. Chatjigeorgiou
Proc. ASME. OMAE2006, Volume 1: Offshore Technology; Offshore Wind Energy; Ocean Research Technology; LNG Specialty Symposium, 409-414, June 4–9, 2006
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2006-92390
https://doi.org/10.1115/OMAE2006-92390
View Paper titled, Solution of the Boundary Layer Problems for Calculating the Natural Modes of Riser-Type Slender Structures
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Topics: Boundary layers, Pipeline risers, Risers (Casting), Tension, Vibration, Approximation, Fluid dynamics, Mode shapes, Shapes, Stiffness
Journal Articles

Solution of the Boundary Layer Problems for Calculating the Natural Modes of Riser-Type Slender Structures

Ioannis K. Chatjigeorgiou
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. February 2008, 130(1): 011003.
https://doi.org/10.1115/1.2786476
Published Online: December 4, 2007
View Article titled, Solution of the Boundary Layer Problems for Calculating the Natural Modes of Riser-Type Slender Structures
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Topics: Boundary layers, Mode shapes, Pipeline risers, Risers (Casting), Stiffness, Tension, Vibration, Weight (Mass)
Journal Articles

Nonlinear Identification and Input-Output Representation of the Modal Dynamics of Marine Slender Structures

Nikolaos I. Xiros, Ioannis K. Chatjigeorgiou
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Technical Papers
J. Offshore Mech. Arct. Eng. August 2007, 129(3): 188–200.
https://doi.org/10.1115/1.2746391
Published Online: January 24, 2007
View Article titled, Nonlinear Identification and Input-Output Representation of the Modal Dynamics of Marine Slender Structures
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Topics: Design, Dynamics (Mechanics), Excitation, Filters, Polynomials, Signals, Pipeline risers, Risers (Casting), Impulse (Physics), Finite impulse response filters