Dr. Johannes Schulz-Stellenfleth
Dr. Johannes Schulz-Stellenfleth
Hydrodynamik und Datenassimilation
WissenschaftlerTel: +49 (0)4152 87-1511
Research
• Analysis of numerical model and observation data with a focus on coastal oceanic processes
• Study of the impact of offshore windfarms with a focus on the atmospheric and oceanic boundary layer
• Merging of numerical model and observation data for the optimisation of state estimates using statistical and variational data assimilation methods
• Characterisation and quantification of errors in observation and numerical model data
• Optimisation of observation system design with particular focus on the integration of innovative spaceborne and insitu technology
• Coordination of data assimilation activities within the department “Hydrodynamics and Data Assimilation”
• PI of various ESA AOs
• Member of the EuroGOOS HF radar task team
• HGF NOOS representative for data assimilation related issues
Current Projects
Closed Projects
- WIPAFF Analyse der Eigenschaften und Auswirkungen von Offshore Windpark-Fernfeldern
- ZOOMBI ZOOplankton Formulations in Marine BIogeochemical Models
- Participation in numerous European and national research projects with task and/or workpackage responsibilities: FEME, SARPAK, MAXWAVE, EXTROP, ENVOC, MERSEA, MYOCEAN-2, JERICO_NEXT, FIELD_AC
Work Experience
December 2008 - ongoing
Senior Scientist at the Institute of Coastal Systems Analysis and Modeling Research at Centre for Materials and Coastal Research (Hereon) in Geesthacht
1996 – 2008
PhD and Postdoc at the German Aerospace Center (DLR) in Oberpfaffenhofen
• Analysis of microwave radar data from satellite and aircraft for retrieval of ocean wave, wind and surface current information
Education and Training
2003:
PhD in Physical Oceanography from the University of Hamburg
Title of thesis: “Estimation of two-dimensional wave spectra from complex SAR data”
1996:
Diploma degree in Applied Mathematics from the University of Hamburg
Title of thesis: “Optimal Strategies for CO2 emission reduction”
- Schulz-Stellenfleth, J., Blauw, A., Laakso, L., Mourre, B., She, J., & Wehde, H. (2023): Fit-for-Purpose Information for Offshore Wind Farming Applications - Part-II: Gap Analysis and Recommendations. J. Mar. Sci. Eng. 2023, 11, 1817, doi:10.3390/jmse11091817
- She, J., Blauw, A., Laakso, L., Mourre, B., Schulz-Stellenfleth, J., & Wehde, H. (2023): Fit-for-Purpose Information for Offshore Wind Farming Applications - Part-I: Identification of Needs and Solutions. J. Mar. Sci. Eng. 2023, 11, 1630, doi:10.3390/jmse11081630
- Chen, W., Staneva, J., Grayek, S., Schulz-Stellenfleth, J., & Greinert, J. (2022): The role of heat wave events in the occurrence and persistence of thermal stratification in the southern North Sea. Nat. Hazards Earth Syst. Sci., 22, 1683–1698, doi:10.5194/nhess-22-1683-2022
- Djath, B., Schulz-Stellenfleth, J., & Cañadillas, B. (2022): Study of Coastal Effects Relevant for Offshore Wind Energy Using Spaceborne Synthetic Aperture Radar (SAR). Remote Sensing, 2022, 14(7):1688, doi:10.3390/rs14071688
- Schulz-Stellenfleth, J., Emeis, S., Dörenkämper, M., Bange, J., Canadillas, B., Neumann, T., Schneemann, J., Weber, I., zum Berge, K., Platis, A., Djath, B., Gottschall, J., Vollmer, L., Rausch, T., Barekzai, M., Hammel, J., Steinfeld, G., & Lampert, A. (2022): Coastal impacts on offshore wind farms – a review focussing on the German Bight area. Meteorologische Zeitschrift (2022), doi:10.1127/metz/2022/1109
- Bärfuss, K., Schulz-Stellenfleth, J., & Lampert, A. (2021): The Impact of Offshore Wind Farms on Sea State Demonstrated by Airborne LiDAR Measurements. J. Mar. Sci. Eng. 2021, 9, 644, doi:10.3390/jmse9060644
- Chen, W., Schulz-Stellenfleth, J., Grayek, S., & Staneva, J. (2021): Impacts of the assimilation of satellite sea surface temperature data on volume and heat budget estimates for the North Sea. Journal of Geophysical Research: Oceans, 126, e2020JC017059, doi:10.1029/2020JC017059
- Platis, A., Hundhausen, M., Mauz, M., Siedersleben, S., Lampert, A., Bärfuss, K., Djath, B., Schulz-Stellenfleth, J., Canadillas, B., Neumann, T., Emeis, S., & Bange, J. (2021): Evaluation of a simple analytical model for offshore wind farm wake recovery by in situ data and Weather Research and Forecasting simulations. Wind Energy, 2021, 24: 212– 228, doi:10.1002/we.2568
- Sanchez-Arcilla, A., Staneva, J., Cavaleri, L., Badger, M., Bidlot, J., Sorensen, J.T., Hansen, L.B., Martin, A., Saulter, A., Espino, M., Miglietta, M.M., Mestres, M., Bonaldo, D., Pezzutto, P., Schulz-Stellenfleth, J., Wiese, A., Larsen, X., Carniel, S., Bolaños, R., Abdalla, S., & Tiesi, A. (2021): CMEMS-Based Coastal Analyses: Conditioning, Coupling and Limits for Applications. Front. Mar. Sci. 8:604741, doi:10.3389/fmars.2021.604741
- Schulz-Stellenfleth, J., Foerderreuther, S., Horstmann, J., & Staneva, J. (2021): Optimisation of Parameters in a German Bight Circulation Model by 4DVAR Assimilation of Current and Water Level Observations. Front. Mar. Sci. 8:648266, doi:10.3389/fmars.2021.648266
- Bärfuss, K., Djath, B., Lampert, A., & Schulz-Stellenfleth, J. (2020): Airborne LiDAR Measurements of Sea Surface Properties in the German Bight. IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2020.3017861
- Cañadillas, B., Foreman, R., Barth, V., Siedersleben, S., Lampert, A., Platis, A., Djath, B., Schulz‐Stellenfleth, J., Bange, J., Emeis, S., & Neumann, T. (2020): Offshore wind farm wake recovery: Airborne measurements and its representation in engineering models. Wind Energy, 2020, pp 1– 17, doi:10.1002/we.2484
- Lampert, A., Bärfuss, K., Platis, A., Siedersleben, S., Djath, B., Cañadillas, B., Hunger, R., Hankers, R., Bitter, M., Feuerle, T., Schulz, H., Rausch, T., Angermann, M., Schwithal, A., Bange, J., Schulz-Stellenfleth, J., Neumann, T., & Emeis, S. (2020): In situ airborne measurements of atmospheric and sea surface parameters related to offshore wind parks in the German Bight. Earth Syst. Sci. Data, 12, 935–946, doi:10.5194/essd-12-935-2020
- Platis, A., Bange, J., Bärfuss, K., Cañadillas, B., Hundhausen, M., Djath, B., Lampert, A., Schulz-Stellenfleth, J., Siedersleben, S., Neumann, T., & Emeis, S. (2020): Long-range modifications of the wind field by offshore wind parks – results of the project WIPAFF. Meteorologische Zeitschrift, doi:10.1127/metz/2020/1023
- Platis, A., Hundhausen, M., Mauz, M., Siedersleben, S., Lampert, A., Bärfuss, K., Djath, B., Schulz-Stellenfleth, J., Canadillas, B., Neumann, T., Emeis, S., & Bange, J. (2020): Evaluation of a simple analytical model for offshore wind farm wake recovery by in situ data and Weather Research and Forecasting simulations. Wind Energy, 2020; 1– 17, doi:10.1002/we.2568
- Siedersleben, S.K., Platis, A., Lundquist, J.K., Djath, B., Lampert, A., Bärfuss, K., Cañadillas, B., Schulz-Stellenfleth, J., Bange, J., Neumann, T., & Emeis, S. (2020): Turbulent kinetic energy over large offshore wind farms observed and simulated by the mesoscale model WRF (3.8.1). Geosci. Model Dev., 13, 249–268, doi:10.5194/gmd-13-249-2020
- Djath, B., & Schulz-Stellenfleth, J. (2019): Wind speed deficits downstream offshore wind parks – A new automised estimation technique based on satellite synthetic aperture radar data. Meteorologische Zeitschrift, Vol. 28, No. 6 (2019), p. 499 - 515, doi:10.1127/metz/2019/0992
- Gommenginger, C., Chapron, B., Hogg, A., Buckingham, C., Fox-Kemper, B., Eriksson, L., Soulat, F., Ubelmann, C., Ocampo-Torres, F., Buongiorno Nardelli, B., Griffin, D., Lopez-Dekker, P., Knudsen, P., Andersen, O., Stenseng, L., Stapleton, N., Perrie, W., Violante-Carvalho, N., Schulz-Stellenfleth, J., Woolf, D., Isern-Fontanet, J., Ardhuin, F., Klein, P., Mouche, A., Pascual, A., Capet, X., Hauser, D., Stoffelen, A., Morrow, R., Aouf, L., Breivik, Ø., Fu, L.-L., Johannessen, J.A., Aksenov, Y., Bricheno, L., Hirschi, J., Martin, A.C.H., Martin, A.P., Nurser, G., Polton, J., Wolf, J., Johnsen, H., Soloviev, A., Jacobs, G.A., Collard, F., Groom, S., Kudryavtsev, V., Wilkin, J., Navarro, V., Babanin, A., Martin, M., Siddorn, J., Saulter, A., Rippeth, T., Emery, B., Maximenko, N., Romeiser, R., Graber, H., Alvera Azcarate, A., Hughes, C.W., Vandemark, D., da Silva, J., Van Leeuwen, P.J., Naveira-Garabato, A., Gemmrich, J., Mahadevan, A., Marquez, J., Munro, Y., Doody, S., & Burbidge, G. (2019): SEASTAR: A Mission to Study Ocean Submesoscale Dynamics and Small-Scale Atmosphere-Ocean Processes in Coastal, Shelf and Polar Seas. Front. Mar. Sci. 6:457, doi:10.3389/fmars.2019.00457
- Schulz-Stellenfleth, J., & Staneva, J. (2019): A multi-collocation method for coastal zone observations with applications to Sentinel-3A altimeter wave height data. Ocean Sci., 15, 249-268, doi:10.5194/os-15-249-2019
- Djath, B., Schulz-Stellenfleth, J., & Cañadillas, B. (2018): Impact of atmospheric stability on X-band and C-band synthetic aperture radar imagery of offshore windpark wakes. Journal of Renewable and Sustainable Energy, Volume 10, Issue 4, doi:10.1063/1.5020437
- Platis, A., Siedersleben, S.K., Bange, J., Lampert, A., Bärfuss, K., Hankers, R., Cañadillas, B., Foreman, R., Schulz-Stellenfleth, J., Djath, B., Neumann, T., Emeis, S., 2018: First in situ evidence of wakes in the far field behind offshore wind farms. Scientific Reports 8, 2163.
- Siedersleben, S.K., Platis, A., Lundquist, J.K., Lampert, A., Bärfuss, K., Canadillas, B., Djath, B., Schulz-Stellenfleth, J., Bange, J., Neumann, T., Emeis, S. (2018): Evaluation of a Wind Farm Parametrization for Mesoscale Atmospheric Flow Models with Aircraft Measurements. Meteorologische Zeitschrift.
- Wiese, A., Staneva, J., Schulz-Stellenfleth, J., Behrens, A., Fenoglio-Marc, L., & Bidlot, J.-R. (2018): Synergy of wind wave model simulations and satellite observations during extreme events. Ocean Sci., 14, 1503-1521, doi:10.5194/os-14-1503-2018
- Rubio, A., J. Mader, L. Corgnati, C. Mantovani, A. Griffa, A. Novellino, C. Quentin, et al.: “HF Radar Activity in European Coastal Seas: Next Steps toward a Pan-European HF Radar Network.” Frontiers in Marine Science 4 (2017): 8
- Schulz-Stellenfleth, J, and EV Stanev. “Analysis of the Upscaling Problem–A Case Study for the Barotropic Dynamics in the North Sea and the German Bight.” Ocean Modelling 100 (2016): 109–124
- Baschek, B, F Schroeder, H Brix, R Riethmüller, TH Badewien, G Breitbach, B Brügge, et al.: “The Coastal Observing System for Northern and Arctic Seas (COSYNA).” Ocean Science Discussions, 2016, 1–73
- Pein, J. U., S. Grayek, J. Schulz-Stellenfleth, and E. V. Stanev. “On the Impact of Salinity Observations on State Estimates in Ems Estuary.” Ocean Dynamics 66, no. 2 (2016): 243–262
- Emeis, S., S. Siedersleben, A. Lampert, A. Platis, J. Bange, B. Djath, J. Schulz-Stellenfleth, and T. Neumann: “Exploring the Wakes of Large Offshore Wind Farms.” In Journal of Physics: Conference Series, 753:092014. IOP Publishing, 2016
- Stanev, E.V., Schulz-Stellenfleth, J., Staneva, J., S. Grayek, S. Grashorn, A. Behrens, W. Koch, and J. Pein. “Ocean Forecasting for the German Bight: From Regional to Coastal Scales.” Ocean Science 12 (2016): 1105–36
- Grayek, S., E. V. Stanev, and J. Schulz-Stellenfleth: “Assessment of the Black Sea Observing System. A Focus on 2005-2012 Argo Campaigns.” Ocean Dynamics 65 (2015): 1665–84
- Stanev, E.V., R. Al-Nadhairi, J. Staneva, J. Schulz-Stellenfleth, and A. Valle-Levinson. “Tidal Wave Transformations in the German Bight.” Ocean Dynamics 64 (2014): 951–968