IEA Wind Task 26 Offshore Wind Farm Baseline Documentation Gavin Smart: Offshore Renewable Energy Catapult Aaron Smith: National Renewable Energy Laboratory Ethan Warner: National Renewable Energy Laboratory Iver Bakken Sperstad: SINTEF Energy Research Bob Prinsen: TKI Wind Op Zee (by contract with EcoFys) Roberto Lacal-Arántegui: European Commission Joint Research Centre The IEA was founded in 1974 within the framework of the Organisation for Economic Co-operation and Development to collaborate on international energy programs and carry out a comprehensive program about energy among Member Countries. The IEA Wind implementing agreement functions within a framework created by the IEA. Views and findings within this report do not necessarily represent the views or policies of the IEA Secretariat or of its individual member countries. NREL is a national laboratory of the U.S. Department of Energy Office of Energy Efficiency & Renewable Energy Operated by the Alliance for Sustainable Energy, LLC This report is available at no cost from the National Renewable Energy Laboratory (NREL) at www.nrel.gov/publications. National Renewable Energy Laboratory Technical Report 15013 Denver West Parkway NREL/TP-6A20-66262 Golden, CO 80401 June 2016 303-275-3000 • www.nrel.gov Contract No. DE-AC36-08GO28308 NOTICE This report was prepared as an account of work sponsored by an agency of the United States government. Neither the United States government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. 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This report has been sponsored by the International Energy Agency (IEA) Wind Implementing Agreement (an IEA Technology Collaboration Programme) for Co-operation in the Research, Development, and Deployment of Wind Energy Systems (IEA Wind), and funded by the respective entities in the participating countries of Task 26-The Cost of Wind Energy, including Denmark, Germany, Ireland, the Netherlands, Norway, the European Commission, and the United States. The authors of this report would like to thank the IEA Wind Executive Committee members for supporting this work, particularly those members who sponsor the corresponding research in each of the participating countries. The IEA was founded in 1974 within the framework of the Organisation for Economic Co-operation and Development to collaborate on international energy programs and carry out a comprehensive program about energy among Member Countries. The IEA Wind implementing agreement functions within a framework created by the IEA. Views and findings within this report do not necessarily represent the views or policies of the IEA Secretariat or of its individual member countries. Suggested Citation: Smart, G., A. Smith, E. Warner, I.B. Sperstad, B. Prinsen, R. Lacal-Arántegui. 2016. IEA Wind Task 26 – Offshore Wind Farm Baseline Documentation. IEA Wind. www.nrel.gov/docs/fy16osti/66262.pdf iii This report is available at no cost from the National Renewable Energy Laboratory (NREL) at www.nrel.gov/publications. List of Abbreviations BoS balance of system CapEx capital expenditure CLV cable laying vessel CRMF Cost Monitoring Framework CTV crew transfer vessel DSV diving support vessel ECN Energy Research Centre of the Netherlands FID Final Investment Decision HLV heavy lift vessel km kilometre kV kilovolt LCOE levelised cost of energy m metre m/s metres per second MW megawatt MWh megawatt-hours NREL National Renewable Energy Laboratory O&M operations & maintenance OpEx operating expenditure ORE Catapult Offshore Renewable Energy Catapult SINTEF SINTEF Energy Research t metric tonne TKI TKI Wind Op Zee WACC weighted average cost of capital yr year iv This report is available at no cost from the National Renewable Energy Laboratory (NREL) at www.nrel.gov/publications. Table of Contents 1 Executive Summary ..................................................................................................................... 1 2 Background ................................................................................................................................. 2 3 Baseline Definition Process ......................................................................................................... 2 4 Baseline Project Definition .......................................................................................................... 3 4.1 Wind Farm Assumptions ......................................................................................................... 3 4.2 Turbine Assumptions .............................................................................................................. 4 4.3 Balance of System Assumptions ............................................................................................. 5 4.4 O&M Assumptions .................................................................................................................. 6 4.5 Financing Assumptions ........................................................................................................... 8 4.6 Performance Assumptions ...................................................................................................... 9 5 Resulting Baseline Financial Model Inputs ............................................................................... 10 5.1 Annual Energy Production .................................................................................................... 10 5.2 CapEx ..................................................................................................................................... 10 5.3 OpEx ...................................................................................................................................... 11 6 LCOE Results .............................................................................................................................. 11 7 Next Steps ................................................................................................................................. 12 8 References ................................................................................................................................ 13 Appendix A. Wind Farms Installed in Northern Europe 2012–2014 ................................................. 14 Appendix B. Generic 4MW Power Curve Rev. 2 ................................................................................ 17 Appendix C. Detailed O&M Modelling Comparison .......................................................................... 18 C.1 O&M Models ......................................................................................................................... 18 C.2 O&M Input Data Assumptions .............................................................................................. 19 C.3 O&M Scenario Representation ............................................................................................. 23 C.4 Fixed Operations Costs ......................................................................................................... 25 C.5 Detailed O&M results ........................................................................................................... 27 v This report is available at no cost from the National Renewable Energy Laboratory (NREL) at www.nrel.gov/publications. List of Tables Table 1: Baseline CapEx Summary .......................................................................................................... 1 Table 2: Baseline OpEx Summary ............................................................................................................ 1 Table 3: Baseline Energy Output ............................................................................................................. 2 Table 4: Task 26 Baseline Project Description ........................................................................................ 3 Table