• What we aimed to achieve with five years of research on the topic in collaboration with SGRE
• Model-scale experiments of ice-induced vibrations of offshore wind turbines
• Should the guidance on ice-induced vibrations in standards be refocused?

Tim Hammer

PhD candidate
Delft University of Technology

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• Questions and challenges related to sea ice encountered during five years of

 research and consultancy

• The gaps in guidance in standards and how to close those with(out) more data

• Ice loads from a wind farm perspective instead of individual structures

Dr.ir. Hayo Hendrikse

Assistant Professor of Ice-Structure Interaction
Delft University of Technology

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Share your experiences, ideas, questions and thoughts with your peers. How should future

offshore grids look like? How far are we with new concepts for energy hubs?

• How will DC grids of the future look like?
• Innovative approaches for a more flexible energy transfer
• Moving from point to point connection towards meshed grids
• Interconnection of multiple HVDC links
• Energy Islands as a new electricity hub
• Main challenges for project development and construction

• Design criteria and seal engineering

• Sealing off grouted connections

• Corrosion protection for bolted L-Flanges

• Applications to other connection types

Jurriaan van den Berg

Manager Design Engineering
Trelleborg Infrastructure

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• Reliability of selected tightening methods

• Estimation of preload losses

• Background to the newest developments in IEC 61400-6/AMD1

Lukas Makevicius

Structural Engineer / Technical Project Manager
DNV

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• Experimental fatigue analysis of corroded welded components

• Surface geometry changes due to corrosion

• Consideration of the surface geometry changes via 3D scans

• Application of replica technique for mapping the surface geometry of existing

 offshore structures

• Determination of stress concentration due to corrosion in welded and non-welded

 components

• Consideration of stress concentrations in local fatigue analysis

Sulaiman Shojai

Research Associate at Institute for Steel Construction
Leibniz University

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• Standardize

• Simplify and de-risk installation

• Reduce costs

Marius Asak

Senior Manager Concepts & Solutions
Aker Solutions

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• Overview of significant changes for bottom-fixed
• OSSRequirements for floating substations
• Phase 2 of Joint Industry Project

Markus Kochmann

Head of Section, Offshore Substations
DNV GL - Renewables Certification

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Choose one of the following topics:

Table A - Offshore substation design in view of power 2 gas

Table B - Life extension of substations

Table C - Subsea substations

• Increase of notch class of double-V butt weld from FAT class 80 to FAT class 190

• Elimination of fatigue as governing load case in the design of offshore windtubine foundations

• 600% increase in lifetime of monopiles

• About 30% mass savings of monopiles

Prof. Dr. Marcus Rutner

Institute Director
Institute for Metal and Composite Structures Hamburg University of Technology (TUHH)

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• Classification of relevant fatigue design curves for offshore wind foundation application

• Review of the historical data and assumptions for generation of the existing design curves

• Analysis of the large-thickness fatigue test data

• The effect of S-N curve slope change on design and life assessment of foundations

• Other considerations for future research and innovation

Ali Mehmanparast

Professor of Offshore Structural Integrity
University of Strathclyde

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Amir Chahardehi

Chief Engineer
Kent

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• Comparison of production method of jacket nodes with robots

• Characterization of the fatigue strength of the joints

• For fatigue critical structures, application of robot welding can lead to a mass decrease

 of 10 to 20%

Philippe Thibaux

Senior Specialist
OCAS

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• Universal Potential of Offshore Wind and Green Hydrogen: Exploring the global

 potential of offshore wind to facilitate green hydrogen production.

• Integration Challenges and Synergies: Identifying technical barriers and synergies

 between offshore wind energy and hydrogen production on a global scale.

• Economic Impacts and Opportunities: Discussing the worldwide economic benefits,

 including job creation, energy security, and regional development.

• Policy Landscape and Public Perception: Analysing the global policy environment and

 public engagement necessary to advance green hydrogen initiatives.

• Strategies for Global Decarbonisation: Highlighting the critical role of offshore wind in

 driving the global decarbonization effort through green hydrogen.

Jochelle Laguipo

PhD Researcher
Dublin City University

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• A presentation aimed to provide a quick overview in system challenges of offshore hydrogen

• Key elements and their size in different system arrangements

• Key elements in control of the system in wind variability

• Off grid or grid connected considerations

Edwin van Drunen

Managing Consultant
H2SEA

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• Validation of hydrogen systems for offshore application

• Ramp up of Electrolyzer manufacturing capacity

• Relying on established standards and supply chain for offshore wind

Alexander Zaczek

Lead Offshore Wind System Integration
EnBW

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• Floatgen – First France’s offshore wind turbine

• Floatgen remarkable records

• Key learnings of nearly 6 years offshore operations

• A unique platform to implement innovation and R&D projects

Alberto Peña, Head of Business Development, BW Ideol

Alberto Peña

Head of Business Development
BW Ideol

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• Development of floating offshore wind in China
• Challenges overview of floating offshore wind turbine design
• Investigation on technical solution of FOWT prototype design

Xuwen Wang

Load analysis engineer
Goldwind

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• Industrialized manufacturing of a floating offshore wind foundation

• What does fast assembly and launch mean

• How does the structure cope with severe weather

• What is the result of +2 years operation

Jesper Møller

Head of Sales and Business Development
Stiesdal Offshore Technologies

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• Outline of the challenges in structural design of floating substructures (effectively

 managing coupled analysis and detailed FEA in a comprehensive and efficient process)

• Description of existing technical approaches

• Presentation of Ramboll’s innovative GIS design approach

• Comment on interface with WTG OEMs as part of the process

• Discussion on implications of the design process to overall project schedule and risk

Denis Matha

Global Head of Floating Wind
Ramboll

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• Energy Hubs

• System integration

• Offshore electrolysis

• Substation design

Wouter van de Graaf

Process / Concept Engineer
Gasunie

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• Business case analysis

• Risk and win for operators vs. OEMs

Wouter van de Graaf

Process / Concept Engineer
Gasunie

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Alexander Zaczek

Lead Offshore Wind System Integration
EnBW

See Bio