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2014
8 Citations (Scopus)

Stochastic Modeling of Long-Term and Extreme Value Estimation of Wind and Sea Conditions for Probabilistic Reliability Assessments of Wave Energy Devices

Ambühl, S., Kofoed, J. P. & Sørensen, J. D., 2014, In : Ocean Engineering. 89, p. 243-255 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Stochastic models
Power plants
Maximum likelihood
Electricity
Fatigue of materials
2011

Experimental Study of the WEPTOS Wave Energy Converter

Pecher, A., Kofoed, J. P. & Marchalot, T., 2011, Aalborg: Department of Civil Engineering, Aalborg University. 123 p. (DCE Contract Reports; No. 114).

Research output: Book/ReportReportResearchpeer-review

2012

Initial Sea Trails of the DEXA D05 Wave Energy Converter

Lavelle, J. & Kofoed, J. P., 2012, Aalborg: Department of Civil Engineering, Aalborg University. 41 p. (DCE Contract Reports; No. 116).

Research output: Book/ReportReportResearch

Mooring
Sensors
Takeoff
Civil engineering
Hydraulics
607 Downloads (Pure)

Bølgekraftteknologi: Strategi for forskning, udvikling og demonstration 2012

Kofoed, J. P., Krogh, J., Nielsen, K., Jensen, N. E. H., Friis-Madsen, E., Mikkelsen, B. V. & Jensen, A., 2012, 16 p. Aalborg : Department of Civil Engineering, Aalborg University.

Research output: Other contributionCommissioned

Open Access
File
2011
22 Downloads (Pure)

Survivability Mode and Extreme Loads on the Mooring Lines of the Wave Dragon Wave Energy Converter

Parmeggiani, S. & Kofoed, J. P., 2011, Aalborg: Department of Civil Engineering, Aalborg University. 51 p. (DCE Technical reports; No. 108).

Research output: Book/ReportReportResearchpeer-review

Mooring
Students
Testing
Civil engineering
Structural design
2 Citations (Scopus)

Experimental Modeling of the Overtopping Flow on the Wave Dragon Wave Energy Converter

Parmeggiani, S., Kofoed, J. P. & Friis-Madsen, E., 2011, In : Proceedings of the International Offshore and Polar Engineering Conference. p. 636-443 8 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Sensitivity analysis
Geometry
Testing
2013

Representative spectra of the wave resource from real sea wave measurements

Lavelle, J. & Kofoed, J. P., 2013, 10th ewtec 2013 European Wave and Tidal Energy Conference Series: Proceedings of the 10th European Wave and Tidal Energy Conference. Frigaard, P., Kofoed, J. P., Bahaj, A. S., Bergdahl, L., Clément, A., Conley, D., Falcão, A. F. O., Johnstone, C. M., Margheritini, L., Masters, I., Sarmento, A. J. & Vicinanza, D. (eds.). Aalborg: Technical Committee of the European Wave and Tidal Energy Conference, 5 p. (European Wave and Tidal Energy Conference Series; No. 10).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

wave spectrum
resource
wave energy
principal component analysis
sea wave
2019

Analysis of wave climate forecast system performance off the north-western coast of Denmark

Têtu, A. & Kofoed, J. P., 13 May 2019.

Research output: Contribution to conference without publisher/journalPaper without publisher/journalResearch

Coastal zones
Costs
Wind power
Energy policy
Civil engineering
2013

Physical Modelling of an Array of 25 Heaving Wave Energy Converters to Quantify Variation of Response and Wave Conditions

Troch, P., Stratigaki, V., Stallard, T., Forehand, D., Folley, M., Kofoed, J. P., Benoit, M., Babarit, A., Sánchez, D. G., Bosscher, L. D., Rauwoens, P., Elsässer, B., Lamont-Kane, P., McCallum, P., McNatt, C., Angelelli, E., Pecher, A., Moreno, E. C., Bellew, S., Dombre, E. & 4 others, Charrayre, F., Vantorre, M., Kirkegaard, J. & Carstensen, S., 2013, 10th ewtec 2013 European Wave and Tidal Energy Conference Series: Proceedings of the 10th European Wave and Tidal Energy Conference. Frigaard, P., Kofoed, J. P., Bahaj, A. S., Bergdahl, L., Clément, A., Conley, D., Falcão, A. F. O., Johnstone, C. M., Margheritini, L., Masters, I., Sarmento, A. J. & Vicinanza, D. (eds.). Aalborg: Technical Committee of the European Wave and Tidal Energy Conference, 9 p. (European Wave and Tidal Energy Conference Series; No. 10).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Bearings (structural)
Water waves
Takeoff
Gages
Friction
2011
15 Downloads (Pure)

Experimental Modelling of the Overtopping Flow on the Wave Dragon Wave Energy Converter

Parmeggiani, S. & Kofoed, J. P., 2011, Aalborg: Department of Civil Engineering, Aalborg University. 42 p. (DCE Technical reports; No. 109).

Research output: Book/ReportReportResearchpeer-review

Energy conversion
Turbines
Water
Frequency converters
Potential energy
2014
15 Citations (Scopus)

Balancing power output and structural fatigue of wave energy converters by means of control strategies

Ferri, F., Ambühl, S., Fischer, B. & Kofoed, J. P., 2014, In : Energies. 7, 4, p. 2246-2273 28 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Converter
Balancing
Fatigue
Control Strategy
Fatigue of materials
2016
Mooring
Costs
2011
3 Citations (Scopus)
27 Downloads (Pure)

Probabilistic Design of Wave Energy Devices

Sørensen, J. D., Kofoed, J. P. & Ferreira, C. B., 2011, ICASP11 : Proceedings of the 11th International Conference on Applications of Statistics and Probability in Civil Engineering: Zurich, Switzerland, 1 - 4 August 2011. Faber, M. H., Jochen, K. & Nishijima, K. (eds.). CRC Press, p. 1839-1845 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Reliability analysis
Costs
2013

Strategy for the development of wave energy utilization in Denmark through an industrial partnership

Nielsen, K., Kofoed, J. P., Krogh, J., Jensen, N. E. H. & Friis-Madsen, E., 2013, 10th ewtec 2013 European Wave and Tidal Energy Conference Series: Proceedings of the 10th European Wave and Tidal Energy Conference. Frigaard, P., Kofoed, J. P., Bahaj, A. S., Bergdahl, L., Clément, A., Conley, D., Falcão, A. F. O., Johnstone, C. M., Margheritini, L., Masters, I., Sarmento, A. J. & Vicinanza, D. (eds.). Aalborg: Technical Committee of the European Wave and Tidal Energy Conference, 4 p. (European Wave and Tidal Energy Conference Series; No. 10).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Energy utilization
Farms
Wind power
Costs
Demonstrations
2012

Combined Production Of A Full-Scale Wave Converter And A Full-Scale Wind Turbine: a real case study

Chozas, J. F., Kramer, M., Sørensen, H. C. & Kofoed, J. P., 2012, 4th International Conference on Ocean Energy. 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Wind turbines
Offshore wind turbines
Coastal zones
Electricity
2015
75 Downloads (Pure)

Exercise 1 - Wave measurement and generation in ECN's wave tank

Kofoed, J. P., 25 Aug 2015, 2 p. Department of Civil Engineering, Aalborg University.

Research output: Other contributionEducation

Open Access
File
2019

Evaluation of the forecasting model for wave climate prediction at DanWEC

Têtu, A. & Kofoed, J. P., 1 Sep 2019, Proceedings of the 13th European wave and tidal energy conference.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

wave climate
climate prediction
wave modeling
wave height
wave energy
2017
13 Citations (Scopus)

Experimental Validation of a Wave Energy Converter Array Hydrodynamics Tool

Ruiz, P. M., Ferri, F. & Kofoed, J. P., 2017, In : Sustainability. 9, 1, 20 p., 115.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
wave energy
wave force
wave power
Hydrodynamics
hydrodynamics
2014
69 Citations (Scopus)

Non-Linear Numerical Modeling and Experimental Testing of a Point Absorber Wave Energy Converter

Zurkinden, A. S., Ferri, F., Beatty, S., Kofoed, J. P. & Kramer, M., 2014, In : Ocean Engineering. 78, March, p. 11-21 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Testing
Drag
Takeoff
Water levels
Numerical models
2011
1700 Downloads (Pure)

Power Production Analysis of the OE Buoy WEC for the CORES Project

Lavelle, J. & Kofoed, J. P., 2011, Aalborg: Department of Civil Engineering, Aalborg University. 18 p. (DCE Technical reports; No. 119).

Research output: Book/ReportReportResearchpeer-review

Open Access
File
Turbines
Statistics
Takeoff
Testing
Time series
2013
7 Citations (Scopus)

Experimental Study Related to the Mooring Design for the 1.5 MW Wave Dragon WEC Demonstrator at DanWEC

Parmeggiani, S., Kofoed, J. P. & Friis-Madsen, E., 2013, In : Energies. 6, 4, p. 1863-1886 24 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Mooring
Experimental Study
Extremes
Configuration
Surge
2014

Experiments with Point Absorber Type Wave Energy Converters in a Large-Scale Wave Basin: The "WECwakes" Database

Stratigaki, V., Troch, P., Stallard, T., Forehand, D., Kofoed, J. P., Folley, M., Benoit, M., Babarit, A., Kirkegaard, J. & Vantorre, M., 2014, Coastlab 14 Book of Proceedings: Application of Physical Modelling to Port and Coastal Protection. Penchev, V. & Taveira Pinto, F. (eds.). Vol. 2. p. 295-305 11 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Experiments
Water waves
Takeoff
Farms
Numerical models
2013

An Open-Access COE Calculation tool for Wave Energy Converters: The Danish approach

Chozas, J. F., Kofoed, J. P. & Jensen, N. E. H., 2013, 10th ewtec 2013 European Wave and Tidal Energy Conference Series: Proceedings of the 10th European Wave and Tidal Energy Conference. Frigaard, P., Kofoed, J. P., Bahaj, A. S., Bergdahl, L., Clément, A., Conley, D., Falcão, A. F. O., Johnstone, C. M., Margheritini, L., Masters, I., Sarmento, A. J. & Vicinanza, D. (eds.). Aalborg: Technical Committee of the European Wave and Tidal Energy Conference, 5 p. (European Wave and Tidal Energy Conference Series; No. 10).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Spreadsheets
Costs
Economics
Testing

Experimental assessment of the mooring influence on the power output of floating Wave Activated Body WECs

Angelelli, E., Zanuttigh, B., Ferri, F. & Kofoed, J. P., 2013, 10th ewtec 2013 European Wave and Tidal Energy Conference Series: Proceedings of the 10th European Wave and Tidal Energy Conference. Frigaard, P., Kofoed, J. P., Bahaj, A. S., Bergdahl, L., Clément, A., Conley, D., Falcão, A. F. O., Johnstone, C. M., Margheritini, L., Masters, I., Sarmento, A. J. & Vicinanza, D. (eds.). Aalborg: Technical Committee of the European Wave and Tidal Energy Conference, 10 p. (European Wave and Tidal Energy Conference Series; No. 10).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Mooring
Steel
2017
8 Citations (Scopus)

Layout Optimisation of Wave Energy Converter Arrays

Ruiz, P. M., Nava, V., Topper, M. B. R., Minguela, P. R., Ferri, F. & Kofoed, J. P., 2017, In : Energies. 10, 9, 17 p., 1262.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Converter
Layout
Optimization
Optimization Algorithm
Energy
2011
425 Downloads (Pure)

EquiMar: development of best practices for the engineering performance appraisal of wave and tidal energy converters

Johnstone, C. M., McCombes, T., Bahaj, A. S., Myers, L., Holmes, B., Kofoed, J. P. & Bittencourt, C., 2011, 9th ewtec 2011: Proceedings of the 9th European Wave and Tidal Conference, Southampton, UK, 5th-9th September 2011. Bahaj, A. S. (ed.). University of Southampton, 8 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Benchmarking
Testing
17 Downloads (Pure)

Experimental Testing of the Langlee Wave Energy Converter

Lavelle, J. & Kofoed, J. P., 2011, 9th ewtec 2011: Proceedings of the 9th European Wave and Tidal Conference, Southampton, UK, 5th-9th September 2011. Bahaj, A. S. (ed.). University of Southampton, 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Testing
Flaps
Conversion efficiency
Torque measurement
Ultrasonic sensors
14 Citations (Scopus)

Performance Assessment of the Pico OWC Power Plant Following the Equimar Methodology

Pecher, A., Crom, I. L., Kofoed, J. P., Neumann, F. & Azevedo, E. D. B., 2011, In : Proceedings of the International Offshore and Polar Engineering Conference. p. 548-556 9 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Power plants
Wave power
Water
2012

Indledende Evaluering af Jarle Falkens Bølgeenergi Absorbator

Nørgaard, J. H. & Kofoed, J. P., 2012, Aalborg: Department of Civil Engineering, Aalborg University. 12 p. (DCE Contract Reports; No. 117).

Research output: Book/ReportReportResearchpeer-review

2015
8 Citations (Scopus)

Assessment of theoretical near-shore wave power potential along the Lithuanian coast of the Baltic Sea

Kasiulis, E., Punys, P. & Kofoed, J. P., 2015, In : Renewable & Sustainable Energy Reviews. 41, January, p. 134-142 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Wave power
Coastal zones
Fluxes
Potential energy
Energy resources
2011
35 Citations (Scopus)

A Methodology for Production and Cost Assessment of a Farm of Wave Energy Converters

Beels, C., Troch, P., Kofoed, J. P., Frigaard, P., Kringelum, J. V., Kromann, C., Heyman, P., Donovan, M., De Rouck, J. & De Backer, G., 2011, In : Renewable Energy. 36, 12, p. 3402-3416 15 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Farms
Wave power
Costs
Cables
Submarine cables
2019
17 Downloads (Pure)

Uncertainty quantification of the dynamics of a wave energy converter

Moura Paredes, G., Eskilsson, C. & Kofoed, J. P., 13 May 2019, MARINE 2019: Computational Methods in Marine Engineering VIII. Bensow, R. & Ringsberg, J. (eds.). International Center for Numerical Methods in Engineering, p. 157 168 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Open Access
File
Chaos theory
Polynomials
Takeoff
Sensitivity analysis
Partial differential equations
2012
19 Citations (Scopus)

Experimental Study of the Weptos Wave Energy Converter

Pecher, A., Kofoed, J. P., Larsen, T. & Marchalot, T., 2012, Proceedings of the ASME 2012 31st International Conference on Ocean, Offshore and Arctic Engineering: OMAE2012. Rio de Janeiro: American Society of Mechanical Engineers, 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Rotors
Takeoff
Axles
Ports and harbors
2015

Assessment of Current State of Mooring Design in the Danish Wave Energy Sector

Thomsen, J. B., Ferri, F. & Kofoed, J. P., 2015, Proceedings of the 11th European Wave and Tidal Energy Conference. Technical Committee of the European Wave and Tidal Energy Conference, 9 p. 08B5-5-1. (European Wave and Tidal Energy Conference Series; No. 2015).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Mooring
Costs
8 Citations (Scopus)

CFD study of the overtopping discharge of the Wave Dragon wave energy converter

Eskilsson, K., Palm, J., Kofoed, J. P. & Friis-Madsen, E., 2015, Proceedings of the 1st International Conference on Renewable Energies Offshore. Soares, G. (ed.). CRC Press, p. 287-294 8 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Discharge (fluid mechanics)
Computational fluid dynamics
Experiments
2016
1 Citation (Scopus)

A Frequency-Depth Explicit Interaction Theory Formulation

Ruiz, P. M., Ferri, F. & Kofoed, J. P., 2016, The Proceedings of the Twenty-sixth (2016) International Ocean and Polar Engineering Conference. Chung, J. S., Muskulus, M., Kokkinis, T. & Wang, A. M. (eds.). International Society of Offshore & Polar Engineers, Vol. 3. p. 263-270 8 p. (Proceedings of the International Offshore and Polar Engineering Conference; No. 25).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Diffraction
Water
16 Citations (Scopus)

Experimental testing of moorings for large floating wave energy converters

Thomsen, J. B., Ferri, F. & Kofoed, J. P., 2016, Progress in Renewable Energies Offshore: proceedings of RENEW 2016, 2nd international conference on renewable energies offshore. Soares, C. G. (ed.). Croydon: CRC Press, p. 703-710 8 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Mooring
Floating power plants
Testing
Static analysis
Stiffness
2015

BLUENE: BLUe ENErgy for Mediterranean Sea

Vicinanza, D., Ferrante, V., Zambianchi, E., Praticó, C., Riefolo, L., Abadal, J., Cárdenas, F., Morató, M., Matassi, J., Suric, I., Pericic, S., Soukissian, T., Papadopoulos, E., De Andres, A., Sannino, G., Margheritini, L., Sarmento, A., Kofoed, J. P., Zografakis, N. & Maljkovic, D., Sep 2015, Proceedings of the 11th European Wave and Tidal Energy Conference. Technical Committee of the European Wave and Tidal Energy Conference, (European Wave and Tidal Energy Conference Series; No. 11).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Tsunamis
Wind power
Power generation
European Union
2013
5 Citations (Scopus)

A Marine Spatial Planning Framework for the Optimal Sitting of Marine Renewable Energy Installations: two Danish case studies

Azzelino, A., Kofoed, J. P., Lanfredi, C., Margheritini, L. & Pedersen, M. L., 2013, In : Journal of Coastal Research. 65, Special Issue , p. 1623-1628 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

spatial planning
wave energy
energy
environmental indicator
bottom topography
2016
30 Downloads (Pure)

Wave conditions North of Brandsø island, DK

Margheritini, L. & Kofoed, J. P., 2016, Aalborg: Department of Civil Engineering, Aalborg University. 16 p. (DCE Technical reports; No. 214).

Research output: Book/ReportReportResearch

Open Access
File
wave force
extreme event
wave energy
project
sea
2012

The SSG Wave Energy Converter: Performance, Status and Recent Developments

Vicinanza, D., Margheritini, L., Kofoed, J. P. & Buccino, M., 2012, In : Energies. 5, p. 193-226 33 p., 2.

Research output: Contribution to journalJournal articleResearchpeer-review

2011
824 Downloads (Pure)

Performance Assessment of the Wave Dragon Wave Energy Converter Based on the EquiMar Methodology

Parmeggiani, S., Chozas, J. F., Pecher, A., Friis-Madsen, E., Sørensen, H. C. & Kofoed, J. P., 2011, 9th ewtec 2011: Proceedings of the 9th European Wave and Tidal Conference, Southampton, UK, 5th-9th September 2011. Bahaj, A. S. (ed.). University of Southampton, 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
2014
53 Citations (Scopus)

Wave Basin Experiments with Large Wave Energy Converter Arrays to Study Interactions between the Converters and Effects on Other Users in the Sea and the Coastal Area

Stratigaki, V., Troch, P., Stallard, T., Forehand, D., Kofoed, J. P., Folley, M., Benoit, M., Babarit, A. & Kirkegaard, J., 2014, In : Energies. 7, 2, p. 701-734 34 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Converter
Energy
Interaction
Experiment
Experiments
2012
73 Citations (Scopus)
10 Downloads (Pure)

The SSG Wave Energy Converter: Performance, Status and Recent Developments

Vicinanza, D., Margheritini, L., Kofoed, J. P. & Buccino, M., 2012, In : Energies. 5, 2, p. 193-226 34 p.

Research output: Contribution to journalReview articleResearchpeer-review

Converter
Cones
Cone
Generator
Energy
2014
4765 Downloads (Pure)

User guide – COE Calculation Tool for Wave Energy Converters: ver. 1.6 - April 2014

Chozas, J. F., Kofoed, J. P. & Jensen, N. E. H., 2014, 1 ed. Aalborg: Department of Civil Engineering, Aalborg University. 60 p. (DCE Technical reports; No. 161).

Research output: Book/ReportReportResearch

Open Access
File
Spreadsheets
Costs
Engineers
Economics
Testing
2015
299 Downloads (Pure)

Hydraulic evaluation of Joltech’s GyroPTO for wave energy applications

Kramer, M. M., Pecher, A. F. S., Guaraldi, I., Andersen, M. T. & Kofoed, J. P., 2015, Aalborg: Department of Civil Engineering, Aalborg University. 61 p. (DCE Technical reports; No. 178).

Research output: Book/ReportReportResearch

Open Access
File
Hydraulics
Civil engineering
Demonstrations
Testing
2018
3 Citations (Scopus)

Real Sea Testing of a Small Scale Weptos WEC Prototype

Kofoed, J. P., Tetu, A., Ferri, F., Margheritini, L., Sonalier, N. & Larsen, T., 2018, ASME 2018 Proceedings of the 37th International Conference on Offshore Mechanics and Arctic Engineering - OMAE. American Society of Mechanical Engineers, Vol. 10: Ocean Renewable Energy. p. V010T09A022 9 p. OMAE2018-77173. (International Conference on Offshore Mechanics and Arctic Engineering. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

wave energy
floating structure
sea state
water depth
sea
2013

Robust Wave Resource Estimation: a Danish case study

Lavelle, J. & Kofoed, J. P., 2013, The Proceedings of the Twenty-third (2013) International Offshore and Polar Engineering Conference. International Society of Offshore & Polar Engineers, Vol. 1. p. 495-499 5 p. (Proceedings of the International Offshore and Polar Engineering Conference).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

resource assessment
wave energy
histogram
wave power
sea state