Advances in Renewable Energies Offshore

Carlos Guedes Soares is a professor of Naval Architecture and Marine Engineering at Instituto Superior Tecnico, University of Lisbon, Portugal. He received the MSc and Ocean Engineer degrees from the Massachusetts Institute of Technology, Cambridge, in 1976, the PhD degree from the Norwegian Institute of Science and Technology, Trondheim, Norway, in 1984, and the Doctor of Science degree from the Technical University of Lisbon, Lisbon, Portugal, in 1991. Carlos is the President of the Centre for Marine Technology and Engineering (CENTEC), which is a research centre of the Instituto Superior Tecnico that is recognized and funded by the Portuguese Foundation for Science and Technology. He has coauthored more than 400 journal papers and 600 conference papers and has been involved in more than 60 international research projects and 20 national projects.

Keynote lectures


Considerations on future emerging technologies in the ocean energy sector
D. Magagna, L. Margheritini, A. Moro & P. Schild


Smoothed Particle Hydrodynamics (SPH) for renewable energies offshore
P.K. Stansby





Modelling tidal currents


How to correctly measure turbulent upstream flow for marine current turbine performances evaluation?
B. Gaurier, G. Germain & G. Pinon


Marine current energy in Eastern Australia: Evolution of currents and mesoscale anticyclonic eddies
B. O'Callaghan, A. Chabchoub & T. Waseda


Depth average tidal resource assessment considering an open channel flow
L.M. Flores Mateos & M. Hartnett


Monitoring tidal currents with a towed ADCP at tidal energy site in Alderney Race (Raz Blanchard)
M. Thiebaut, A. Sentchev & P. Bailly du Bois





Modelling waves


Assessment of the wave spectral characteristics in the Portuguese test zone
C. Lucas, D. Silva & C. Guedes Soares


Wave energy resource assessment: A comparative study for two coastal areas in Japan
K. Sasmal, A. Webb, T. Waseda & S. Miyajima


Wave energy farm performance and availability as functions of weather windows
M. Goteman, J. Mathew, J. Engstrom, V. Castellucci, M. Giassi & R. Waters


Prediction of short-term wind and wave conditions using Adaptive Network-based Fuzzy Inference System (ANFIS) for marine operations
M. Wu, C. Stefanakos & Z. Gao


Methodology for evaluating the economic pay-off of a more powerful wave energy resource
O. Roberts, H. Jeffrey & P. Ruiz-Minguela


Wave height error estimation with the triple collocation method for the Canary Islands
R.B. Fonseca, M. Goncalves & C. Guedes Soares


Performance evaluation of various wave energy converters along the western side of Indian EEZ
R. Patel, G. Nagababu, B.A. Srinivas, S. Singh Kachhwaha, M. Seemanth, S.V.V. Arun Kumar & S. Aich Bhowmick


Validation of wave breaking in intermediate water wave groups for HOS-NWT with laboratory experiments
S.A. Hasan, V. Sriram & R. Panneer Selvam





Tidal energy devices (Design)


Effects of blockage and freestream turbulence intensity on tidal rotor design and performance
B. Cao, R.H.J. Willden & C.R. Vogel


Blade-resolved CFD analysis and validation of blockage correction methods for tidal turbines
G. Tampier Brockhaus & F. Zilic de Arcos


Wake characterisation of an undulating membrane tidal energy converter
M. Trasch, A. Deporte, J.-B. Drevet, B. Gaurier & G. Germain


Design and optimization of a marine current turbine: Effects of pitch angle and twist distribution
T. Karthikeyan & A. Samad





Tidal energy devices (Applications)


Comparison of twin-basin lagoon systems against conventional tidal power plant designs
A. Angeloudis, N. Hawkins, S.C. Kramer & M.D. Piggott


Implementation of tidal energy convertor in low current area
C.H. Jo, S.J. Hwang, J.C.K. Tong & J.C.L. Chan


Concept development for deployment of a modular, floating, tidal-stream device
E.J. Ransley, S. Brown, N. Xie, D. Greaves, R. Nicholls-Lee, L. Johanning, P. Weston & E. Guerrini


Simulation of a horizontal axis tidal turbine for direct driven reverse-osmosis desalination
F. Greco & A. Jarquin-Laguna





Tidal energy devices (Experiments)


Experimental investigation of a novel tidal supercharger driven by tidal energy for reverse osmosis seawater desalination
C. Ling, X. Lou, J. Li & Y. Zhang


Towing tank testing of a controlled-circulation Darrieus turbine
L. Chatellier, J.M.R. Gorle, F. Pons & M. Ba


Wave tank experiments of a floating, tidal-stream energy device
N. Xie, E.J. Ransley, S. Brown, D. Greaves, R. Nicholls-Lee, L. Johanning, P. Weston & E. Guerrini


Computational analysis and experimental verification of a boundary integral equation model for tidal turbines
Z. Sarichloo, F. Salvatore, F. Di Felice, M. Costanzo, R. Starzmann & C. Frost





Tidal energy arrays


Unsteady loading in a tidal array due to simulated turbulent onset flow
H. Mullings & T. Stallard


Numerically modelling spatial distribution of O&M costs for tidal platforms
J. McDowell, P. Jeffcoate, T. Bruce & L. Johanning


Axial-flow hydrokinetic turbine array: Optimization and performance prediction
L. Sharma & D. Chatterjee


Competition effects between nearby tidal turbine arrays-optimal design for Alderney Race
Z.L. Goss, M.D. Piggott, S.C. Kramer, A. Avdis, A. Angeloudis & C.J. Cotter





Wave energy devices (Point absorber)


OES Task 10 WEC heaving sphere performance modelling verification
K. Nielsen, F. Wendt, Y.-H. Yu, K. Ruehl, I. Touzon, B.W. Nam, J.S. Kim, K.-H. Kim, S. Crowley, W. Sheng, A. Kurniawan, D. Ogden, S. Girardin, A. Babarit, R. Costello, S. Giorgi, A. Roy, H. Bingham, R. Read, M.M. Kramer & S. Thomas


Hydrodynamic analysis of different geometries of a wave energy absorber buoy
M.N. Berenjkoob, M. Ghiasi & C. Guedes Soares


Wave diffraction by a floating fixed truncated vertical cylinder based on Boussinesq equations
S.C. Mohapatra, H. Islam & C. Guedes Soares


Numerical study on nonlinear hydrodynamic performance of a heaving buoy type wave energy converter under nonlinear wave condition
S.J. Kim, W. Koo & M.J. Shin





Wave energy devices (Multibody)


Optimal wave energy converter geometry for different modes of motion
A. Garcia-Teruel & D.I.M. Forehand


Semi-submersible platform concept for a concentric array of wave energy converters
J.F. Gaspar, T.S. Hallak & C. Guedes Soares


Hydrodynamics of a new two body wave energy converter in the frequency domain
M. Kamarlouei & C. Guedes Soares


Moored multi-float WEC M4 and hybrid with wind: Experiments and modelling
P.K. Stansby, E. Carpintero Moreno & T. Stallard





Wave energy devices (Applications)


Initial development of a generic method for analysis of flexible membrane wave energy converters
A. McDonald, Q. Xiao, D.I.M. Forehand, H. Smith & R. Costello


Verification of a boundary element model for wave forces on structures with porous elements
E.B.L. Mackay, A. Feichtner, R.E. Smith, P.R. Thies & L. Johanning


Passivity preserving moment-based finite-order hydrodynamic model identification for wave energy applications
N. Faedo, Y. Pena-Sanchez & J.V. Ringwood


Conceptual design of compliant mechanical wave energy converter
S. Chandrasekaran, V.V.S. Sricharan & S. Joseph





Wave energy devices (Control)


A review of fault tolerant design in wave energy converters
M. Kamarlouei, J.F. Gaspar, C. Guedes Soares, B.F. Cruz & M.J.G.C. Mendes


A reduced wave-to-wire model for controller design and power assessment of wave energy converters
M. Penalba & J.V. Ringwood


Control of a wave energy converter using a multi-agent system and machine learning methods
N. Pereira, D. Valerio & P. Beirao


Study on the time-variability of hydrodynamic coefficients for wave energy converter heave plates
S. Saeidtehrani, B. Butcher, A. Brown & K. Niemeyer





Wave energy devices (Experiments)


Experimental assessment of a 6-float M4 wave energy converter
E. Carpintero Moreno & P.K. Stansby


Experimental study of behaviour and efficiency on a backward bent duct buoy
H. Diaz, S.A. Sannasiraj & C. Guedes Soares


Prototyping and wave tank testing of a floating platform with point absorbers
M. Kamarlouei, J.F. Gaspar, M. Calvario, T.S. Hallak, C. Guedes Soares, M.J.G.C. Mendes & F. Thiebaut





Wave energy devices (CFD)


Simulations of floating wave energy devices using adaptive mesh refinement
C. Eskilsson & J. Palm


Validation of a CFD-based numerical wave tank of the Wavestar WEC
C. Windt, J.V. Ringwood, J. Davidson, E.J. Ransley, M. Jakobsen & M. Kramer


Simulation of motions and forces for a generic wave energy converter using RANS CFD
I. Pregnan Johannesen & G. Tampier Brockhaus


Parametric excitation of moored wave energy converters using viscous and non-viscous CFD simulations
J. Palm, L. Bergdahl & C. Eskilsson





Wave energy devices (Coastal OWC)


Hydrodynamic analysis of a land-based oscillating water column device using fully nonlinear numerical wave flume
A. Abbasnia & C. Guedes Soares


The Pico OWC wave power plant: Its life from conception to closure 1986-2018
A.F.O. Falcao, L.M.C. Gato, A.J.N.A. Sarmento & A. Brito-Melo


Non-conventional overtopping breakwater for energy conversion
E. Di Lauro, P. Contestabile & D. Vicinanza


The application of numerical simulation to overtopping type wave generator equipment
T. Takahashi, M. Minami & H. Tanaka





Wave energy devices (OWC)


Parametric motion detection for an oscillating water column spar buoy
G. Giorgi & J.V. Ringwood


Behavior of U-oscillating water column arrays
G. Malara & F. Arena


Application of a stepped sea bottom condition to improve hydrodynamic performance of OWC devices
K. Rezanejad & C. Guedes Soares


A practical estimation method of PTO and a sea test of a PW-OWC type Wec using a wave dissipating double caisson
K. Kihara, Y. Hosokawa, K. Masuda & T. Ikoma


Optimization of OWC power efficiency and structural integrity
M.L. Jalon & F. Brennan


Wave-to-wire model of the Tupperwave device and performance comparison with conventional OWC
P. Benreguig, J. Murphy, M. Vicente & S. Crowley


Numerical and experimental investigation of the hydrodynamic performance of a fixed dual-chamber OWC device
R. Wang & D. Ning


Investigation into multi-oscillating water column wave energy converters and a novel concept
S. Doyle & G.A. Aggidis


Numerical validation of hydrodynamic characteristics of open-sea U-type oscillating water column wave energy converter
S. John Ashlin, S.A. Sannasiraj, V. Sundar, G. Malara, F. Arena & A. Romolo


Influence of damping on an oscillating water column WEC integrated with a breakwater
S.N. Rajan, D. Karmakar & C. Guedes Soares


Performance of an OWC type WEC replaced from a wave dissipating double-caisson
T. Ikoma, H. Eto, K. Masuda & S. Shibuya





Wave energy devices (Turbines)


Test results of a twin-rotor turbine for OWC wave energy converters
B.S. Lopes, L.M.C. Gato, A.F.O. Falcao & J.C.C. Henriques


Development of a counter-rotating impulse turbine for bi-directional airflow
M. Takao, R. Sasaki, M.Md. Ashraful Alam, S. Okuhara & Y. Kinoue


Wells turbines dynamic simulation using CFD and a lumped parameter model
T. Ghisu, F. Cambuli, P. Puddu & I. Virdis





Wave energy arrays


Wave energy converter arrays: Motion response of inter-connected array
B. Howey, G. Iglesias, K.M. Collins, M. Hann, D. Greaves, R. Gomes & J.C.C. Henriques


Design of an optimization scheme for the WaveSub array
E. Faraggiana, I. Masters & J. Chapman


Trapping phenomena by an array of vertical bottomless cylindrical bodies
S.A. Mavrakos, I.K. Chatjigeorgiou & D.N. Konispoliatis


Analysis of interaction effects between WECs in four types of wave farms
S.-H. Yang, J.W. Ringsberg & E. Johnson





Wind energy devices


A review of the biofouling parameters influencing the drag force coefficient of offshore structures
A. Bakhtiari, F. Schoefs & H. Ameryoun


CART-a compact and robust wind turbine design for south Asia
F. Adam, M. Schroeter, V.V. Manh & P. Dierken


On the dynamics of the kite carousel
K.N. Luttik, P.S. Anderson, L. Johanning & I.M. Viola


Assessment of long-term extreme response of a floating support structure using the environmental contour method
K. Raed, A.P. Teixeira & C. Guedes Soares


Analysis of vessel shielding effects during installation of spar floating wind turbine
M.A.A.A. Hassan & C. Guedes Soares


Estimating the offshore wind energy along the Portuguese coast using WRF and satellite data
N. Salvacao, A. Bentamy & C. Guedes Soares


Hydrodynamic identification of NAUTILUS FOWT platform from small scale tests
V. Nava, J. Galvan, M. Sanchez-Lara, C. Garrido-Mendoza, G. Perez-Moran, M. Le Boulluec, B. Augier & R. Rodriguez-Arias





Wind energy arrays


Development and validation of the higher-order finite-difference wind farm simulator, WInc3D
G. Deskos, M.D. Piggott & S. Laizet


Site selection process for floating offshore wind farms in Madeira Islands
H. Diaz, R.B. Fonseca & C. Guedes Soares


Economic aspects of an offshore wind farm located in Cantabria (North of Spain)
L. Feijoo-Diaz, C. Alvarez-Feal, L. Carral-Couce & L. Castro Santos





Maintenance and reliability


Energyhub@Sea-one technical solution for offshore wind maintenance
F. Adam, P. Dierken, M.M. Aye & M. Flikkema


An opportunistic condition-based maintenance policy for offshore wind farm
J.C. Kang, L.P. Sun, Y. Lu, J. Sobral & C. Guedes Soares


Weighting the influencing factors on offshore wind farms availability
J. Sobral, J.C. Kang & C. Guedes Soares


Scope and feasibility of autonomous robotic subsea intervention systems for offshore inspection, maintenance and repair
L. Fahrni, P.R. Thies, L. Johanning & J. Cowles


Reliability prediction of bearings of an offshore wind turbine gearbox
U. Bhardwaj, A.P. Teixeira & C. Guedes Soares





Combined platforms


Laboratory tests on an original wave energy converter combining oscillating water column and overtopping devices
L. Cappietti, I. Simonetti, V. Penchev & P. Penchev


Feasibility study of hybrid offshore wind turbine with solar platform in Persian Gulf
M. Bahadori, H. Ghassemi & M. Sadegh Bahadori


Study of a multipurpose platform
M.J. Legaz, P. Mayorga & J. Fernandez


Second order wave drift damping of a TLP floating structure concept for combined wind and wave energy
T.P. Mazarakos & S.A. Mavrakos





Moorings


Predicting failure of dynamic cables for floating offshore wind
D.G. Young, C. Ng, S. Oterkus, Q. Li & L. Johanning


Comparative study on two different mooring systems for a buoy
G. Xiang, S. Xu, S. Wang & C. Guedes Soares


Mooring system monitoring of offshore renewable energy floating platforms
I. Touzon, A. Garcia-Corcuera, V. Nava, R. Rodriguez & B. de Miguel


Alternative mooring systems for 2nd generation of tidal energy converters
L.R. Nunez, A. Lopez & M. Perez de la Portilla


An overview of synthetic mooring cables in marine applications
S. Wang, S. Xu, G. Xiang & C. Guedes Soares


Comparison between full-scale measurements and numerical simulations of mooring forces in a floating point-absorbing WEC system
X. Lang, S.-H. Yang, J.W. Ringsberg, E. Johnson, C. Guedes Soares & M. Rahm





Flexible materials


Hydroelastic modelling of composite tidal turbine blades
F. Zilic de Arcos, R.H.J. Willden & C.R. Vogel


Parametric design of a hydroelastic energy harvester
S. Costa, L. Chatellier, F. Pons & M. Ba


A procedure for choosing optimal materials of wind turbine flexible blades
V. Cognet, B. Thiria & S. Courrech du Pont





Diverse


Design of an offshore multipurpose support vessel
N. Almany, M. Tekgoz & Y. Garbatov