Dieses Bild zeigt  Frank Lemmer geb. Sandner

Herr Dr.-Ing.

Frank Lemmer geb. Sandner

Wissenschaftlicher Mitarbeiter
Institut für Flugzegbau

Kontakt

+49 711 685-68332
+49 711 685-68293

Allmandring 5b
70569 Stuttgart
Deutschland
Raum: 2.38

Sprechstunde

Nach Vereinbarung.

Fachgebiet

  • PhD project: "Conceptioning, modeling and control of floating wind turbine systems."
  • Multibody system dynamics
  • Linear, frequency-domain models
  • Control engineering
  • Offshore engineering
  • Involvement in previous and ongoing research projects:
    • H2020-LIFES50+, Qualification of innovative floating substructures for 10MW wind turbines and water depths greater than 50m
    • FP-7 INNWIND.EU, Innovative wind conversion systems (10-20MW) for offshore applications
    • KIC-AFOSP, Alternative floating offshore support platforms for wind turbines
    • FP-7 FLOATGEN, Demonstration and benchmarking of a wind turbine in Atlantic Ocean
  1. 2020

    1. Lemmer, Frank, Wei Yu, David Schlipf und Po Wen Cheng. 2020. Robust gain scheduling baseline controller for floating offshore wind turbines. Wind Energy 23, Nr. 1. Wind Energy. doi:10.1002/we.2408, .
  2. 2019

    1. Lemmer, Frank, Wei Yu, Shengtao Zhou und Po Wen Cheng. 2019. Systems Engineering for floating wind: Developing tools for integrated design and optimization. In: Proceedings of the WindEurope Offshore. Proceedings of the WindEurope Offshore. Copenhagen, Denmark.
    2. Lemmer, Frank, Christoph Fröhlich, Oliver Bischoff, Po Wen Cheng und L. Eca. 2019. Modelling uncertainty in the validation of the hydrodynamics of a floating offshore wind turbine. In: Proceedings of the WESC 2019. Proceedings of the WESC 2019. doi:10.5281/zenodo.3362240, .
    3. Matha, Denis, Frank Lemmer und Michael Muskulus. 2019. Hydrodynamics of Offshore Wind Turbines (in production). In: Wind Power Modelling: Turbines and Systems, hg. von Paul Veers, 2:. Wind Power Modelling: Turbines and Systems. The IET.
    4. Zhou, Shengtao, Frank Lemmer, Wei Yu, Po Wen Cheng, Chao Li und Yiqing Xiao. 2019. Optimization of the dynamic response of semi-submersibles: influence of the mooring system. In: Proceedings of the ASME 2019 2nd International Offshore Wind Technical Conference. Proceedings of the ASME 2019 2nd International Offshore Wind Technical Conference. St. Julian’s, Malta: ASME.
    5. Lemmer, Frank und Po Wen Cheng. 2019. A new lightweight wave canceling semi-submersible design. In: WindEurope. WindEurope. Bilbao, Spain. https://proceedings.windeurope.org/confex2019/posters/PO046.pdf.
  3. 2018

    1. Vittori, F., F. Bouchotrouch, Frank Lemmer und J. Azcona. 2018. Hybrid scaled testing of a 5MW floating wind turbine using the SIL method compared with numerical models. ASME 37th International Conference on Ocean, Offshore and Arctic Engineering. ASME 37th International Conference on Ocean, Offshore and Arctic Engineering. Madrid, Spain.
    2. Olondriz, Joannes, Wei Yu, Josu Jugo, Frank Lemmer, Iker Elorza, Santiago Alonso-Quesada und Aron Pujana-Arrese. 2018. Using multiple fidelity numerical models for floating offshore wind turbine advanced control design. Energies 11, Nr. 9. Energies. doi:10.3390/en11092484, .
    3. Borisade, Friedemann, Christian Koch, Frank Lemmer, Po Wen Cheng, Filippo Campagnolo und Denis Matha. 2018. Validation of INNWIND.EU Scaled Model Tests of a Semisubmersible Floating Wind Turbine. International Journal of Offshore and Polar Engineering 28, Nr. 1. International Journal of Offshore and Polar Engineering. doi:10.17736/ijope.2018.fv04, .
    4. Lemmer, Frank, Wei Yu, Po Wen Cheng, Antonio Pegalajar-Jurado, Michael Borg, Robert Mikkelsen und Henrik Bredmose. 2018. The TripleSpar campaign: Validation of a reduced-order simulation model for floating wind turbines. In: Proceedings of the ASME 37th International Conference on Ocean, Offshore and Arctic Engineering. Proceedings of the ASME 37th International Conference on Ocean, Offshore and Arctic Engineering. Madrid, Spain: ASME. doi:10.1115/OMAE2018-78119, .
    5. Lemmer, Frank, Wei Yu und Po Wen Cheng. 2018. Iterative frequency-domain response of floating wind turbines with parametric drag. Journal of Marine Science and Engineering 6, Nr. 4. Journal of Marine Science and Engineering. doi:10.3390/jmse6040118, .
    6. Pegalajar-Jurado, A., H. Bredmose, M. Borg, J. G. Straume, T. Landbø, H. Andersen, W. Yu, K. Müller und F. Lemmer. 2018. State-of-the-art model for the LIFES50+ OO-Star Wind Floater Semi 10MW floating wind turbine. Journal of Physics: Conference Series 1104. Journal of Physics: Conference Series. doi:10.1088/1742-6596/1104/1/012024, .
    7. Lemmer, Frank, W. Yu, Chaudhari, A. Pegalajar-Jurado, M. Borg, R. F. Mikkelsen und H. Bredmose. 2018. The TripleSpar campaign: Validation of a reduced-order simulation model for floating wind turbines. ASME 37th International Conference on Ocean, Offshore and Arctic Engineering. ASME 37th International Conference on Ocean, Offshore and Arctic Engineering.
    8. Yu, Wei, Frank Lemmer, David Schlipf, Po Wen Cheng, Bart Visser, Harmen Links, Neelabh Gupta, Sabrina Dankemann, Bernardino Couñago und José Serna. 2018. Evaluation of control methods for floating offshore wind turbines. Journal of Physics: Conference Series 1104, Nr. 1. Journal of Physics: Conference Series. doi:10.1088/1742-6596/1104/1/012033, .
    9. Lemmer, Frank. 2018. Low-Order Modeling, Controller Design and Optimization of Floating Offshore Wind Turbines. University of Stuttgart.
  4. 2017

    1. Lemmer, Frank, Kolja Müller, WeiWeiYu Yu, David Schlipf und Po Wen Cheng. 2017. Optimization of floating offshore wind turbine platforms with a self-tuning controller. International Conference on Ocean, Offshore & Arctic Engineerin. International Conference on Ocean, Offshore & Arctic Engineerin. Trondheim, Norway. doi:10.18419/opus-9174, .
    2. Yu, W., Frank Lemmer, H. Bredmose, M. Borg, A. Pegalajar-Jurado, R. F. Mikkelsen, T. Stoklund Larsen, u. a. 2017. The Triple Spar Campaign - Implementation and Test of a Blade Pitch Controller on a Scaled Floating Wind Turbine Model. Energy Procedia 137. Energy Procedia. doi:10.1016/j.egypro.2017.10.357, .
    3. Faerron Guzmán, Ricardo, Frank Lemmer, W. Yu, Kolja Müller, Friedemann Borisade und Po Wen Cheng. 2017. Current research on simulations of floating offshore wind turbines. 35. CADFEM ANSYS Simulation Conference. 35. CADFEM ANSYS Simulation Conference. Koblenz.
    4. Bredmose, H., Frank Lemmer, M. Borg, A. Pegalajar-Jurado, R. F. Mikkelsen, T. Stoklund Larsen, T. Fjelstrup, u. a. 2017. The Triple Spar campaign: Model tests of a 10MW floating wind turbine with waves, wind and pitch control. Energy Procedia 137. Energy Procedia. doi:10.1016/j.egypro.2017.10.334, .
  5. 2016

    1. Matha, Denis, Germán Pérez Morán, Kolja Müller und Frank Lemmer. 2016. Comparative Analysis of Industrial Design Methodologies for Fixed-Bottom and Floating Wind Turbines. In: Comparative Analysis of Industrial Design Methodologies for Fixed-Bottom and Floating Wind Turbines, V006T09A055. Comparative Analysis of Industrial Design Methodologies for Fixed-Bottom and Floating Wind Turbines. ASME. doi:10.1115/OMAE2016-54920, .
    2. Lemmer, Frank, David Schlipf und Po Wen Cheng. 2016. Control design methods for floating wind turbines for optimal disturbance rejection. Journal of Physics: Conference Series 753. Journal of Physics: Conference Series. doi:10.1088/1742-6596/753/9/092006, .
    3. Koch, Christian, Frank Lemmer, Friedemann Borisade, Denis Matha und Po Wen Cheng. 2016. Validation of INNWIND.EU scaled model tests of a semisubmersible floating wind turbine. International Ocean and Polar Engineering Conference. International Ocean and Polar Engineering Conference. Rhodos, Greece. doi:10.18419/opus-8967, .
    4. ---. 2016. Parametric Wave Excitation Model for Floating Wind Turbines. Energy Procedia 94. Energy Procedia. doi:10.1016/j.egypro.2016.09.186, .
  6. 2015

    1. Schlipf, David, Eric Simley, Frank Lemmer, Lucy Pao und Po Wen Cheng. 2015. Collective Pitch Feedforward Control of Floating Wind Turbines Using Lidar. Journal of Ocean and Wind Energy 2, Nr. 4. Journal of Ocean and Wind Energy. doi:10.17736/jowe.2015.arr04, .
    2. Lemmer, Frank, Steffen Raach, David Schlipf und Po Wen Cheng. 2015. Prospects of Linear Model Predictive Control on a 10MW Floating Wind Turbine. Proceedings of the ASME 34th International Conference on Ocean & Offshore and Arctic Engineering. Proceedings of the ASME 34th International Conference on Ocean & Offshore and Arctic Engineering. St. John’s, Kanada.
    3. Matha, Denis, Frank Sandner, Climent Molins, Alexis Campos und Po Wen Cheng. 2015. Efficient preliminary floating offshore wind turbine design and testing methodologies and application to a concrete spar design. Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 373, Nr. 2035. Philosophical transactions. Series A, Mathematical, physical, and engineering sciences. doi:10.1098/rsta.2014.0350, .
    4. Sandner, Frank, W. Yu und Po Wen Cheng. 2015. Parameterized Dynamic Modelling Approach for Conceptual Dimensioning of a Floating Wind Turbine System. EERA Deepwind. EERA Deepwind. Trondheim, Norway.
    5. Sandner, Frank, F. Amann, J. Azcona, X. Munduate, C. L. Bottasso, Filippo Campagnolo, H. Bredmose, A. Manjock, R. Pereira und A. Robertson. 2015. Model Building and Scaled Testing of 5MW and 10MW Semi-Submersible Floating Wind Turbines. EERA Deepwind. EERA Deepwind. Trondheim, Norway.
    6. Matha, Denis, F. Beyer, Frank Lemmer und Po Wen Cheng. 2015. Model Testing and Numerical Simulation in Floating Offshore Wind Turbine Design - Overview and Conclusions from practical Applications. German Wind Energy Conference (DEWEK). German Wind Energy Conference (DEWEK). Bremen.
    7. Manjock, A., H. Bredmose, J. Azcona, Frank Lemmer, F. Amann und Filippo Campagnolo. 2015. Rotor Aerodynamics For Tank Tests Of Scaled Floating Wind Turbines. EWEA Offshore. EWEA Offshore. Copenhagen, Denmark.
  7. 2014

    1. Sandner, Frank, David Schlipf, Denis Matha und Po Wen Cheng. 2014. Integrated Optimization of Floating Wind Turbine Systems. 33rd International Conference on Ocean & Offshore and Arctic Engineering OMAE. 33rd International Conference on Ocean & Offshore and Arctic Engineering OMAE. San Francisco, USA.
    2. Müller, Kolja, Frank Sandner, H. Bredmose, J. Azcona, A. Manjock und R. Pereira. 2014. Improved Tank Test Procedures For Scaled Floating Offshore Wind Turbines. International Wind Engineering Conference IWEC. International Wind Engineering Conference IWEC. Hannover.
    3. Raach, Steffen, David Schlipf, Frank Sandner, Denis Matha und Po Wen Cheng. 2014. Nonlinear Model Predictive Control of Floating Wind Turbines with Individual Pitch Control. American Control Conference. American Control Conference. Portland, USA.
    4. Molins, C., Alexis Campos, Frank Sandner und Denis Matha. 2014. Monolithic Concrete Off-Shore Floating Structure For Wind Turbines. Proceedings of the EWEA. Proceedings of the EWEA. Barcelona, Spain.
  8. 2013

    1. Sandner, Frank und Po Wen Cheng. 2013. Conceptual design of floating wind turbines. In Proceedings of the 9th PhD Seminar on Wind Energy in Europe. In Proceedings of the 9th PhD Seminar on Wind Energy in Europe. Visby.
    2. Härer, A., Denis Matha, D. Kucher und Frank Sandner. 2013. Optimization of offshore wind turbine components in multi-body simulations for cost and load reduction. EWEA Offshore. EWEA Offshore. Frankfurt.
    3. Schlipf, David, Frank Sandner, Steffen Raach, Denis Matha und Po Wen Cheng. 2013. Nonlinear Model Predictive Control of Floating Wind Turbines. ISOPE. ISOPE. Anchorage, USA.
  9. 2012

    1. Sandner, Frank, David Schlipf, Denis Matha, Seifried, R und Po Wen Cheng. 2012. Reduced Nonlinear Model of a Spar-Mounted Floating Wind Turbine. German Wind Energy Conference DEWEK. Bremen. German Wind Energy Conference DEWEK. Bremen. Germany.
    2. Matha, Denis, Frank Sandner und David Schlipf. 2012. Efficient Critical Design Load Case Identification for Floating Offshore Wind Turbines with a Reduced Nonlinear Model. The Science of Making Torque from Wind. Oldenburg. The Science of Making Torque from Wind. Oldenburg.
  10. 04.07.2011

    1. Stockl, Andrea, Daniel Löffler, Hans Oechsner, Andreas Lemmer, Thomas Jungbluth, Klaus Fischer und Martin Kranert. 04.07.2011. Überwachung und Regelung des Biogasprozesses: Poster beim Symposium \textquotedblPerspektiven biogener Gase in Baden-Württemberg\textquotedbl.
  • 2006-2012: Dipl.-Ing. of Mechanical Engineering, University of Stuttgart, Germany.
    Specialisation in computational dynamics and control, fluid dynamics and hydraulic machinery.
  • 2010: Visiting scholar at University of Michigan, Ann Arbor/USA, German-American Fulbright Commission.
  • 2010: Internship Alstom Power AG, Gas Turbine Mechanical Integration.
  • 2011: Internship GIZ - Gesellschaft für Internationale Zusammenarbeit gGmbH, Benin/West Africa.
  • 2012: Diploma thesis "Reduced Model Design of a Floating Wind Turbine" at SWE.
  • since 10/2012: Researcher and PhD candidate at SWE.
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