Programme, presentations and posters from the 2017 conference

Detailed programme for the 2017 Conference



Pictures from the 2017 conference, see #SINTEFenergyblog



Complete report   




Opening session - Frontiers of Science and Technology

 Welcoming note Deputy Mayor Hilde Opoku
 Progress in offshore wind research and innovation John Olav Tande, NOWITECH
 European wind research cooperation Peter Hauge Madsen, DTU
 NORCOWE – highlights and future challenges Kristin Guldbrandsen Frøysa, NORCOWE
 HyWind Scotland Bjørn Johansen, Statoil

A1) New turbine and generator technology

Can a wind turbine learn to operate itself? M. Collu, Cranfield University
No presentation available P. Bozonnet, IFP Energies Nouvelles
Development of a 12MW Floating Offshore Wind Turbine H. Shin, University of Ulsan
A comparison of two fully coupled codes for integrated dynamic analysis of floating vertical axis wind turbines  B.S. Koppenol, Ventolines BV

A2) New turbine and generator technology 

The Multi Rotor Solution for Large Scale Offshore Wind Power P. Jamieson, University of Strathclyde 
The C-Tower Project – A Composite Tower For Offshore Wind Turbines  T. van der Zee, Knowledge Centre WMC
Support structure load mitigation of a large offshore wind turbine using a semi-active magnetorheological damper R. Shirzadeh, ForWind- University of Oldenburg

B1) Grid connection and power system integration

HVDC-connection of Large Offshore Wind Farms Using a Low-Cost Hybrid Converter  I. Haukaas, NTNU 
Generator Response Following as a Primary Frequency Response Control Strategy for VSC-HVDC Connected Offshore Windfarms R. McGill, NTNU
Scale models of Modular Multilevel Converters K. Ljøkelsøy, SINTEF Energi
Experimental validation of high definition modular multilevel converter  R. Torres-Olguin, SINTEF Energi

B2) Grid connection and power system integration 

Strategies towards an Efficient future North Sea Energy Infrastructure (SENSEI) F. Papathanasiou, ECN
A hybrid wind-diesel-battery system for fish farming applications M. Holt, NTNU
Assessing the impact of sampling and clustering techniques on offshore
grid expansion planning
P. Härtel, Fraunhofer IWES
Multistage grid investments incorporating uncertainty in offshore wind
development – A North Sea case study
H. Svendsen, SINTEF Energi

C1) Met-ocean conditions

Coherent structures in wind measured at a large separation distance H.Ágústsson, Kjeller Vindteknikk 
Design basis for the feasibility evaluation of four different floater designs  L.Vita, DNV GL
Air-Sea Interaction at Wind Energy Site in FINO1 Using Measurements from OBLEX-F1 campaign M.B.Paskyabi, UiB
Towards Recommended Practices for Floating Lidar Systems O.Bischoff, University of Stuttgart

C2) Met-ocean conditions

Spectral characteristics of offshore wind turbulence E. Cheynet, UiS
Offshore Wind Turbine Wake characteristics using Scanning Doppler Lidar J. Jakobsen, UiS
LiDAR capability to model robust rotor equivalent wind speed J.R. Krokstad, NTNU

D1) Operations & maintenance

A metaheuristic solution method for optimizing vessel fleet size and mix
for maintenance operations at offshore wind farms under uncertainty
E. Halvorsen-Weare, SINTEF Ocean
Optimizing Jack-up vessel strategies for offshore wind farms M. Stålhane, NTNU
Short-Term Decision Optimisation for Offshore Wind Farm Maintenance C. Stock-Williams, ECN
Improved short term decision making for offshore wind farm vessel routing R. Dawid, Strathclyde University

D2) Operations & maintenance

Experience from RCM and RDS-PP coding for offshore wind farms R.Sundal, Maintech
Enhance decision support tools through an improved reliability model S. Faulstich, Fraunhofer IWES
Technology for a real-time simulation-based system monitoring of wind
D. Zwick, Fedem Technology/SAP SE

E1) Installation and sub-structure

Results of a comparative risk assessment of different substructures for floating offshore wind turbines R. Proskovics, ORE Catapult
Conceptual optimal design of jackets K. Sandal, DTU
Fatigue behaviour of grouted connections at different ambient conditions and loading scenarios A. Raba, ForWind - Leibniz University Hannover
Analysis of experimental data: The average shape of extreme wave forces on monopile foundations S. Schløer, DTU Wind Energy

E2) Installation and sub-structures

Fatigue Crack Detection for Lifetime Extension of Monopile-based Offshore Wind Turbines L. Ziegler, Ramboll
Fabrication and installation constraints for floating wind and implications on current infrastructure and design D. Matha, Ramboll
TELWIND- Integrated Telescopic tower combined with an evolved spar floating substructure for low-cost deep water offshore wind and next generation of 10 MW+ wind turbines B. Counago, ESTEYCO SAP

F) Wind farm optimization

Influence of turbulence intensity on wind turbine power curves L.M. Bardal, NTNU
A test case of meandering wake simulation with the Extended-Disk Particle model at the offshore test field Alpha Ventus J. Trujillo, University of Oldenburg
A comprehensive multiscale numerical framework for wind energy modelling A. Rasheed, SINTEF ICT
Application of a Reduced Order Wind Farm Model on a Scaled Wind Farm J. Schreiber, Technische Universität München

G1) Experimental Testing and Validation

Model testing of a floating wind turbine including control F. Savenije, ECN
The Tripple Spar campaign: Model tests of a 10MW floating wind turbine with waves, wind and pitch control H. Bredmose, DTU
Validation of a time-domain numerical approach for determining forces and moments in floaters by using measured data of a semi-submersible wind turbine model test C. Luan, NTNU
Nacelle Based Lidar Measurements for the Characterisation of the Wake on an Offshore Wind Turbine under Different Atmospheric Conditions D. Trabucchi, University of Oldenburg

G2) Experimental Testing and Validation

Testing philosophies for floating wind turbines in coupled model tests E.L. Walter, DNV GL
On the impact of non-Gaussian wind statistics on wind turbines – an experimental approach J. Schottler, ForWind - University of Oldenburg
Wind Tunnel Wake Measurements of Floating Offshore Wind Turbines I. Bayati, Politecnico di Milano
Lidars for Wind Tunnels – an IRPWind Joint Experiment Project  M. Sjöholm, DTU Wind Energy 

X) Floating wind turbines 

Sensitivity Analysis of Limited Actuation for Real-time Hybrid Model Testing of 5MW Bottom-fixed Offshore Wind Turbine M. Karimirad, SINTEF Ocean
OC5 Project Phase II: Validation of Global Loads of the DeepCwind Floating Semisubmersible A.N. Robertson, NREL
Joint industry project on coupled analysis of floating wind turbines L. Vita, DNV GL
Using FAST for the design of a TLP substructure made out of steel reinforced concrete composite components P. Schünemann, University of Rostock 

Closing session - Strategic Outlook

ETIP wind Strategic Research and Innovation Agenda A. Cronin, Siemens Wind Power
Bringing trust to the Internet of Things – Valuable insights from data to support critical decisions in industry M.R. de Picciotto, S. George, DNV GL
 A new approach for going offshore Frank Richert, SkyWind


Session A  
Power quality studies of a Stand-Alone Wind Powered Water Injection System without Physical Inertia A. Gaugstad, NTNU
Multibody Analysis of Floating Offshore Wind Turbine System Y. Totsuka, WInd Energy Inst. of Tokyo Inc.
SKARV – Preventing bird strikes through active control of wind turbinesAvailability of the OBLO infrastructure for wind energy research in Norway K. Merz, SINTEF Energi
An elemental study of optimal wind power plant control K. Merz, SINTEF Energi
Session B  
Inertia Response from HVDC connected Full Converter Wind Turbines J. Ødegård, Statnett
Investigation of power sharing solutions for offshore wind farms connected by diode rectifier for HVDC grid I. Flåten, NTNU
Offshore Wind Power Plants with 66 kV Collection Grids – Study of Resonance Frequencies A. Holdyk, SINTEF Energi
Grid Integration of offshore wind farms using a hybrid composed by an MMC with an LCC-based transmission system R. Torres-Olguin, SINTEF Energi
Review of Investment Model Cost Parameters for VSC HVDC Transmission Infrastructure T.K. Vrana, SINTEF Energi
Session C    
Meteorological Phenomena Influences on Offshore Wind Energy S. Ollier, Loughborough University
Availability of the OBLO infrastructure for wind energy research in Norway M. Flügge, CMR
Demonstrating the improved performance of an Ocean-Met model using bi-directional coupling A. Rasheed, SINTEF Digital 
A comparison of short-term weather forecast with the measured conditions at the Hywind Demo site L. Sætran, NTNU
Session D  
Diagnostic monitoring of drivetrain in a 5-MW spar type floating wind turbine using frequency domain analysis  M. Ghane, NTNU 
Risk-based planning of operation and maintenance for offshore wind farms M. Florian, Aalborg University
Improving fatigue load estimation of wind turbines using a neural network trained with short-duration measurements  J. Seifert, University of Oldenburg
Recommended practices for wind farm data collection and reliability assessment for O&M optimization  T. Welte, SINTEF Energi
Integration of Degradation Processes in a Strategic Offshore Wind Farm O&M Simulation Model  T. Welte, SINTEF Energi
A Framework for Reliability-based Controller Scheduling in Offshore Wind Turbines  J.T.H. Horn, NTNU
Key performance indicators for wind farm operation and maintenance  H. Seyr, NTNU
Optimization of data acquisition in wind turbines with data-driven conversion functions for sensor measurements  L. Colone, DTU
 Session E  
Design and Fatigue Analysis of Monopile Foundations to Support the DTU 10 MW Offshore Wind Turbine J.M. Velarde, NTNU
Design load basis of a 10MW floating wind turbine: substructure modelling effects M. Borg, DTU
New Foundation Models for Integrated Analyses of Offshore Wind Turbines  A.M. Page, NTNU
Development and validation of an engineering model for floating offshore wind turbines  A. Pegalajar-Jurado, DTU
Improved estimation of extreme wave loads on monopiles using First Order Reliability Method   A. Ghadirian, DTU
A 3D fem model for wind turbines support structures  C. Molins, Universitat Politecnica de Catalunya 
Fully integrated load analysis included in the structural reliability assessment of a monopile supported offshore wind turbine J. Peeringa, ECN
Parametric study of mesh for fatigue assessment of tubular joints using numerical methods J. Mendoza, NTNU
Lifetime extension for large offshore wind farms: Is it enough to reassess fatigue for selected design positions? C. Bouty, NTNU
Optimization of offshore wind farm installations S. Backe, UiB 

Damage assessment of floating offshore wind turbines using latin hypercube sampling

K. Müller, University of Stuttgart
A review of slamming load application to offshore wind turbines from an integrated perspective Y. Tu, NTNU
Modelling of Marine Operations in the Installation of Offshore Wind Farms A. Dewan, ECN
Session F  
Offshore Turbine Wake Power Losses: Is Turbine Separation Significant? P. Argyle, CREST, Loughborough University
Experimental study on the optimal control of three in-line turbines J. Bartl, NTNU
A step towards a reduced order modelling of flow characterized by wakes using Proper Orthogonal Decomposition E. Fonn, SINTEF Digital
Explaining the Torque vs TSR curve of a 5MW NREL reference turbine M.S. Siddiqui, NTNU
A 3D Vs 2.5D Vs 2D CFD analysis of 5MW NREL reference wind-turbine to study impact of bluff sections M. Tabib, SINTEF Digital
Simulating Single turbine and associated wake development - comparison of computational methods (Actuator Line Vs Sliding Mesh Interface Vs Multiple Reference Frame) for an industrial scale wind turbine  
2D VAR single Doppler LIDAR vector retrieval and its application in offshore wind energy R. Calhoun, Arizona State University
Session G  
IRPWIND ScanFlow project C. Hasager, DTU
Comparison of Numerical Response Predictions for a Bottom Fixed Offshore Wind Turbine S.H. Sørum, NTNU
Comparison of the effect of different inflow turbulences on the wake of a model wind turbine I. Neunaber, University of Oldenburg
IRPWIND ScanFlow Public database J.W. Wagenaar, ECN
Wind Tunnel Hybrid/HIL Tests on the OC5/PhaseII Floating System I. Bayati, Politecnico di Milano
Calibration and Validation of a FAST model of the MARINTEK Hybrid Semisubmersible Experiment G. Stewart, NTNU
The TripleSpar campaign: Implementation and test of a blade pitch controller on a scaled floating wind turbine model W. Yu, University of Stuttgart
A computational fluid dynamics investigation of performance of tip winglets for horizontal axis wind turbine blades K. Sagmo, NTNU
Numerical study of irregular breaking wave forces on a vertical monopile for offshore wind turbines A. Aggarwal, NTNU
Modelling of the Viscous Loads on a Semi-Submersible Floating Support Structure Using a Viscous-Flow Solver and Morison Formulation Combined with a Potential-Flow Solver S. Burmester, MARIN