Task 46 Results
Find more information about our publications and results here
Wind Energy Science Conference (WESC) 2025 will host a mini-symposium in Theme 3 Aerodynamics, Aeroelasticity and Acoustics. Title of the mini-symposium: Leading Edge Erosion: An Aerodynamic Perspective https://wesc2025.eu/themes/ms3-02-leading-edge-erosion-an-aerodynamic-perspective organised jointly by IEA Task 46, IEA Task 47 and EUDP LERCat project. See the WESC website for abstract deadlines and venue.
Public webinar 5th December at 16:00 to 17:30 CET. Erosion of Wind Turbine Blades: Recent Results and Outlook to the Future in IEA Task 46. Program and registration at link: IEA-Task46-webinar-5December2024-program-v2
Results from two surveys (19 September 2024 and 31 May 2022) IEA-task46-survey-results
Public seminar, Albuquerque, USA, Leading Edge Erosion Special Session, September 19, 9:00 am – 12:00 pm MDT. Agenda IEA-special-session-agenda
Public webinar 31st May 2022. Agenda
Webinar
Public webinar 4th December 2023.
Agenda
15:00 Introduction to IEA task 46, Charlotte Hasager, Operating Agent, DTU
15:10 Erosion mechanism and material properties, Fernando Sánchez, WP5-leader, Universidad CEU-Cardenal Herrera
15:20 Laboratory testing of erosion, Nicolai Frost-Jensen Johansen, WP4-leader, DTU
15:30 Wind turbine operation with erosion, David C. Maniaci, WP3-leader, Sandia National Laboratory
15:40 Atmospheric measurements for leading edge erosion (LEE) estimation, Sara Pryor, WP2-leader, Cornell University
15:50 Q&A
16:00 End of webinar
IEA-Task46-Erosion-WP4-Webinar-4Dec2023
IEA-Task46-Erosion-WP1-Webinar-4Dec2023
IEA-Task46-Erosion-WP2-Webinar-4Dec2023
IEA-Task46- Erosion-WP3-Webinar-4Dec2023
IEA-Task46- Erosion-WP5-Webinar-4Dec2023
5th Symposium on Blade Erosion, 6-8 February 2024 IEATask46-5thSymp7Feb2024-intro-WP2-WP3-WP4-WP5
Reports
WP2.1+WP2.2 Pryor et al. 2022 IEA Wind Task 46 Technical Report: Atmospheric drivers of wind turbine blade leading edge erosion: Hydrometeors. Technical Report
WP2.3+WP2.4+WP2.5 Pryor et al. 2023 Atmospheric drivers of wind turbine blade leading edge erosion: Ancillary variables. Technical Report
WP3.2 Maniaci, D.C., MacDonald, H., Paquette, J., Clarke, R. (2023) Leading Edge Erosion Classification System. IEA Wind Task 46-Erosion Classification System
WP4.1 Finnegan W., Bech J.I., (Eds.) 2022 Review on available technologies for laboratory erosion testing. Technical Report
WP4.2 Johansen, N. F.-J. (2023) Erosion failure modes in leading-edge systems. https://iea-wind.org/wp-content/uploads/2023/06/IEA-WT46-WP4.2-Erosion-failure-modes-in-leading-edge-systems.pdf
WP4.3 Simon, J. E. And Johansen, N. F.-J. (2024) Rain erosion test data analysis, damage accumulation and VN curves.IEA-Task46-D4.3-VN-curves
Journal Papers
Pryor, S.C., Barthelmie, R.J., Cadence, J., Dellwik, E., Hasager, C.B., Kral, S.T., Reuder, J., Rodgers, M., Veraart, M. (2022) Atmospheric Drivers of Wind Turbine Blade Leading Edge Erosion: Review and Recommendations for Future Research. Energies, 15, 8553. https://doi.org/10.3390/en15228553
Letson F. and Pryor S.C. (2023) From Hydrometeor Size Distribution Measurements to Projections of Wind Turbine Blade Leading Edge Erosion. Energies, 16, 3906 https://doi.org/10.3390/en16093906
Antoniou, A., Dyer, K., Finnegan, W., Herring, R., Holst, B., Bech, J. I., Katsivalis, I., Kutlualp, T., Mishnaevsky, L., Šakalyte, A., Sánchez, F., Teuwen, J., & Young, T. (2022). Multilayer leading edge protection systems of wind turbine blades: A review of material technology and damage modelling. In ECCM 2022 – Proceedings of the 20th European Conference on Composite Materials: Composites Meet Sustainability (Vol. 5, pp. 97-104). École Polytechnique Fédérale de Lausanne. https://research.tudelft.nl/en/publications/multilayer-leading-edge-protection-systems-of-wind-turbine-blades
Hannesdóttir, Á., Kral, S. T., Reuder, J., Hasager, C.B. (2024) Rain erosion atlas for wind turbine blades based on ERA5 and NORA3 for Scandinavia, Results in Engineering, Volume 22, 2024, https://doi.org/10.1016/j.rineng.2024.102010.
Pryor, S. C., Barthelmie, R. J., Coburn, J. J., Zhou, X., Rodgers, M., Norton, H., Campobasso, M. S., López, B. M., Hasager, C. B., & Mishnaevsky, L., Jr. (2024). Prioritizing Research for Enhancing the Technology Readiness Level of Wind Turbine Blade Leading-Edge Erosion Solutions. Energies, 17(24), 6285. https://www.mdpi.com/1996-1073/17/24/6285
Data
WP2.1+WP2.2 Pryor et al. 2022 IEA Wind Task 46 Technical Report: Atmospheric drivers of wind turbine blade leading edge erosion: Hydrometeors. Dataset
The dataset can be also found in Zenodo. The unique doi is 10.5281/zenodo.5648211
WP2.3 Pryor et al. 2023 Metadata Ancillary Variables Data Data
Software code at gitlab, Ásta Hannesdóttir (2024). https://gitlab.windenergy.dtu.dk/astah/era5_erosion_atlas
Operating Agent Charlotte Bay Hasager
Professor, Department of Wind and Energy Systems
cbha@dtu.dk
DTU Wind and Energy Systems
DTU Wind and Energy Systems
Frederiksborgvej 399
4000 Roskilde
Denmark