2015 Conference

Programme, presentations and posters from the 2015 conference

Detalied programme for the 2015 Conference	Energy Procedia, Volume 80, Pages 1 - 450 (2015)
Opening session
Progress of offshore wind through R&D in FP7 and H2020	Susanna GALLONI, European Commission
Innovations in offshore wind energy	John Olav Tande, SINTEF Energi / NOWITECH
NORCOWE - From measurement campaigns to O&M	Kristin Frøysa, CMR
IRPWind – The role of an integrated European research programme in wind energy	Peter Hauge Madsen, DTU
Accelerating offshore wind development and cost reductions	Jan Matthiesen, Carbon Trust OWA


Parallel sessions
A1 New turbine technology
Outcomes of the DeepWind conceptual design	Uwe Schmidt paulsen, DTU Wind Energy
Integrated simulation challenges with the DeepWind floating vertical axis wind turbine concept	Michael Borg, Technical University Denmark
Linear Models for the Dynamic Analysis of Wind Turbines and Wind Power Plants	Karl Merz, SINTEF Energi AS
Evaluation of fatigue loads at horizontal up-scaled wind turbines	Romans Kazacoks, Strathclyde University

A2 New turbine technology
Wind and wave sensitivity assessment of a TLP wind turbine	G.K.V. Ramachandran, DNV GL
Use of steel for towers of wind turbines and support structures	Arno van Wingerde, Fraunhofer IWES
Evaluation of Optimal Power Frequencies for Remote Offshore Wind Farms	Lars Hytten, DNV GL

B1 Grid connection
Key note: Research challenges for offshore HVDC grids and its components	Prof. Torbjörn Thiringer, Chalmers Uni. of Techn.
Modelling MMC-HVDC Systems – An Overview	A.Beddard, University of Manchester
Multi-Terminal HVDC Modeling in Conventional Load Flow Analysis Considering Converter Station Topologies and Losses	T. Hennig, Fraunhofer IWES
Grid model reduction for large scale wind integration analyses	Harald G. Svendsen, SINTEF Energi AS
Integrated modelling platform for dynamic performance assessment of floating wind turbines	Atsede G. Endegnanew, SINTEF Energi AS

B2 Grid connection (cont.)
Keynote: Operation of offshore wind power plants connected with HVDC	Prof. Oriol Gomis, IREC, Spain
Balancing options and costs for offshore wind power in the North Sea	Magnus Korpås, NTNU
Small signal analysis of CIGRE HVDC grid	Jordi Pegueroles-Queralt, IREC
A Comparison of VSC-HVDC with LFAC for Offshore Wind Farm Design and Interconnection	Jonathan Ruddy, University College Dublin

C1 Met-ocean conditions
Floating Platform Motion Correction Using Video Camera Images	Mostafa B. Paskyabi, University of Bergen
Assessment of wind conditions at a fjord inlet by complementary use of sonic anemometers and lidars	Jasna Bogunović Jakobsen, UiS
Characterisation of single wind turbine wakes with static and scanning LiDARs	Valerie-Marie Kumer, UiB
Influence of wind farms on ocean upwelling offshore Norway	Ole Henrik Segtnan, Polytec

C2 Met-ocean conditions (cont.)
Innovative measurement technologies for met-ocean and soil conditions	Bernhard Lange, Fraunhofer IWES
Testing of the SEAWATCH Wind Lidar Buoy against a met mast	Ola Storås, Fugro Oceanor
Influence of sea structures on wind measurements: CFD analysis	Leonid Vasilyev, Polytec

D Operation & Maintenance
Planning of operation & maintenance using risk- and reliability-based methods	Mihai Florian, Aalborg University
Assessment of Gearbox Operational Loads and Reliability under High Mean Wind Speeds	Dariusz Dabrowski, Technical University of Denmark
Cost benefit analyses of mothership concept and investigation of optimum operational practice for offshore wind O&M fleets – StrathOW-OM Tool	Jayanta Majumder, University of Strathclyde
SCADA data interpretation improves wind farm maintenance	Kesheng Wang, NTNU

E1 Installation & sub-structures
Design, Analysis and Wave Tank Testing of a Semi-Submersible Braceless Concrete Offshore Wind Turbine Platform	Tor Anders Nygaard, IFE
Integrated automated optimization of offshore wind turbine and support structure	Marten Jan de Ruiter, Knowledge Centre WMC
Implementation of a hysteretic 3D soil model in an aeroelastic code. Dynamic analysis of an offshore wind turbine in misaligned wind and waves	Signe Schløer, DTU Wind Energy
Optimization of Offshore Wind Turbine Support Structures Using Analytical Gradient-Based Method	Kok-Hon Chew, Nanyang TU

E2 Installation & sub-structures (cont.)
Model Building and Scaled Testing of 5MW and 10MW Semi-Submersible Floating Wind Turbines	Frank Sandner, Uni Stuttgart
Relative Assessment of Fatigue Loads for Offshore Wind Turbine Support Structures	Lars Einar Stieng, NTNU
Calibration of a numerical model with experimental data and evaluation of a simplified aerodynamic model for the Pelastar TLP	M.I. Kvittem, DNV GL

F Wind Farm Optimization
Comparative levelized cost of energy analysis	Denis Matha, University of Stuttgart
A fast reduced order method for assessment of wind farm layouts	Yngve Heggelund, Christian Michelsen Research
Wind Farm Simulator; Time-dependent wind energy calculations	Ove Undheim, Kjeller Vindteknikk
Investigation of the impact of wakes and stratification on the performance of an onshore wind farm	Mandar Tabib, SINTEF ICT

G1 Experimental Testing and Validation
Key note: Introduction to the OC5 Project, an IEA Task Focused on Validating Offshore Wind Modeling Tools	Amy Robertson, NREL
Recent Developments of FAST for Modelling Offshore Wind Turbines	Jason Jonkman, NREL
CFD predictions of NREL Phase VI Rotor Experiments in operational and parked conditions	Luca Oggiano, IFE
Verification of the Second-Order Wave Loads on the OC4-Semisubmersible	Sébastien Gueydon, Maritime Inst. Netherlands
Study of the effect of water depth on potential flow solution of the OC4-semisubmersible Floating Offshore Wind Turbine	Ilmas Bayati, Politecnico di Milano

G2 Experimental Testing and Validation (cont.)
Real-time hybrid model testing of floating wind turbines: sensitivity to limited actuation	Erin E. Bachynski, MARINTEK and CeSOS/NTNU
Benchmarking speed of aeroelastic analysis (Cloud to the rescue?)	Paul Thomassen, Simis as
Determination of scaled wind turbine rotor characteristics from 3 dimensional rans calculations	Simon Burmester, MARIN
Wind Tunnel Tests on the Influence of Yaw Misalignment and Pitch Variation of Two Model Wind Turbines in Tandem-Setup	J. Schottler, ForWind, University of Oldenburg
Measurement campaign of a large rotor wind turbine	L. Eliassen, NTNU

X1 Socio-economics of offshore wind energy
Policy co-ordination for a North Sea Grid: Challenges and possible measures from a Norwegian perspective	Jørgen Knudsen, Gerd Jacobsen, SINTEF Energi AS
Determining the economic value of offshore wind power plants in the changing energy system	C. Richts, M. Jansen, Fh IWES
An integrated risk analysis for offshore wind sites	Bonnie Ram, DTU Wind Energy
Chinas offshore wind industry - some perspectives in innovation and technology transfer	Marius Korsnes, NTNU

X2 Socio-economics of offshore wind energy (cont.)
Socialisation of offshore wind technology: Scientists as agents of socialisation	Sara Heidenreich, NTNU
Regulating wind farms in future offshore grids	Klaus Skytte, DTU
Social responsible innovation in offshore wind	Rolf Kunneke, TU Delft


Closing session – Strategic Outlook
Status and plans for Hywind Scotland	Rune Yttervik, Statoil
Optimized wind farm operation	Oddbjørn Malmo, Kongsberg Maritime
R&D as input to cost of energy reductions	Jørgen Krogstad, Statkraft


Posters
Design aspects on winding of the Innwind.eu MgB2 superconducting generator coil	Niklas Magnusson, SINTEF Energi AS
Superconducting Fault Current Limiter for HVDC Systems	Xiaoze Pei, University of Manchester
Spline based Mesh Generator for high fidelity simulation of flow around turbine blades	Eivind Fonn, SINTEF ICT
LFAC Transmission for Offshore Wind Applications: Fundamentals and Technology Status Review	Olimpo Anaya-Lara, Strathclyde University
Optimized Design of a LCL DC/DC converter for Offshore Wind Turbines	Rene A. Barrera, NTNU
Wind Turbine and Offshore Wind Farm Modelling for System Level Harmonic Studies	Henrik Brantsæter, NTNU
Impact of Future North-Sea HVDC Cables in the Norwegian Transmission System	Emilie Brunsgård Ek, SINTEF Energi AS
DC Voltage Control for Fault Management in HVDC Transmission System	Anastasios Oulis Rousis, SGURR Energy
Influence of technical limitations and operation on sizing of an offshore energy storage connected to an offshore wind farm	Ole Christian Spro, SINTEF Energi AS
Resampling of Data for Offshore Grid Design based on Kernel Density Estimation and Genetic Algorithm	Vin Cent Tai, NTNU
The NSON Project. North Sea offshore and Storage network. WP1: Technology Perspectives	Til Kristian Vrana, SINTEF Energi AS
Assessment of wind turbine representation in the upper ocean circulation and turbulence variability	Mostafa B. Paskyabi, UiB
Near Surface Turbulence and Gravity Wave Measurements Using a Lagrangian Drifter	Mostafa Bakhoday Paskyabi, UiB
The Norwegian Offshore Boundary Layer Observatory for wind energy assessment	Martin Flügge, CMR
Britta Storm in the North Sea and the Offshore Research Platform FINO1	Anthony James Kettle, UiB
The Effect of Swell on Marine Atmospheric Boundary Layers	Eirik Manger, Acona Flow Technology
Reference cases for benchmarking operation and maintenance models for offshore wind farms	Rebecca.Martin, EDF Energy R&D
The Capabilities and Effectiveness of Remote Inspection of Wind Turbines	Øyvind Netland, Norsk Automatisering AS
Optimization of routing and scheduling to perform maintenance at offshore wind farms	Magnus Stålhane, NTNU
Fabrication and installation of a TLP pilot plant for wind turbines	Frank Adam, TU Bergakademie Freiberg
Installation of monopiles for offshore wind turbine foundations	Ivana Anusic, NTNU
Optimal Design of Stiffeners for Bucket Foundations	William Courtney, DTU Wind Energy
Reliability Analysis of Offshore Wind Turbine Foundations	Ivan Depina, NTNU
Advanced time-domain simulation of jackets for offshore wind turbines	Jan Dubois, ForWind – Leibniz University Hannover
Dynamic Model Test of Monopile Foundation for OWT's	Stian Baardsgaard Hanssen, NTNU
Hybrid offshore platforms for cost-efficient development of deepwater renewable energies	Jan Erik Hanssen, 1-Tech s.p.r.l
Comparison of dynamic behavior of four different designs of 5-MW V-shaped Semisubmersible Offshore Wind Turbine	Madjid Karimirad, MARINTEK
Probabilistic Fatigue Design of Jacket Support Structures for Offshore Wind Turbines Exemplified on Tubular Joints	Sebastian Kelma, ForWind Hannover – Leibniz University Hannover
Characterization of wave slamming forces for a truss structure within the framework of the WaveSlam project	Ignacio Rausa Heredia, NTNU
Mass manufacturing optimization of jacket foundations	Kasper Sandal, DTU Wind Energy
Sensitivity of wave fatigue loads on offshore wind turbines under varying site conditions	Lisa Ziegler, NTNU
Three Dimensional Variable Turbulent Intensity Flow Field Characterization of a Vertical Axis Wind Turbine	M. Salman Siddiqui, NTNU
Wind turbine performance measurements using a Lidar	Lars Morten Bardal, NTNU
Characterization of stalled flow by unsteady surface pressure measurements on a wind turbine airfoil	J. Bartl, NTNU
Dynamic motion effects and compensation methods of a floating lidar buoy	O. Bischoff, University of Stuttgart
Fatigue performance of glass fibre – vinyl ester composite at ambient and subzero temperature	Jens Kjær Jørgensen, SINTEF Materials and Chemistry
Development of a Prescribed Wake Model for Simulation of Wind Turbines	Ludwig Krause, German Aerospace Center (DLR)
Scale-downed pitch controller for model test of a 5MW floating offshore wind turbine	Hyunkyoung Shin, University of Ulsan, South Korea
Verification and implementation of a state-space hydrodynamic model for wind tunnel-HIL application of FOWT tests	Ilmas Bayati, Politecnico di Milano
Droplet erosion on wind turbine blades	Emil André Valaker, NTNU
Effects of Bearing Configuration in Wind Turbine Gearbox Reliability	Juan Gallego-Calderon, DTU Wind Energy
Parameterized Dynamic Modelling Approach for Conceptual Dimensioning of a Floating Wind Turbine System	Frank Sandner, Uni. Stuttgart
Influence of large wind farms on the upper ocean circulation	Ole Henrik Segtnan, Polytec
Statistical analysis of wind mast data from an onshore wind farm	Asif Mushtaq, NTNU
Mesoscale numerical modelling of met-ocean interactions	Jakob Kristoffer Süld, MET
3D Beam element for FSI-simulation of flow around turbine blades	Knut Morten Okstad, SINTEF ICT
Strip theory approach for FSI-simulations of flow around turbine blades	Trond Kvamsdal, NTNU
Employing CFD Methods for Describing the Influence of Offshore Structures on wind measurements	Leonid Vasilyev, Polytec R&D Institute