We have done a few studies, all in collaboration with Prof. David Olinger at WPI, on novel wind energy concepts. Those include studies of floating wind turbines [1,2] and airborne and and underwater kites [3,4].
 A. Nematbakhsh, D.J. Olinger and G. Tryggvason. “A Nonlinear Computational Model of Floating Wind Turbines.” ASME Journal of Fluids Engineering 135 (2013), 121103 (13 pages).
 A. Nematbakhsh, D. J. Olinger and G. Tryggvason. “Nonlinear simulations of spar buoy floating wind turbine under extreme ocean conditions.” Journal of Renewal and Sustainable Energy. 6 (2014), 033121.
 Alireza Mahdavi Nejad and Gretar Tryggvason. Power Generation using Kites in a GroundGen Airborne Wind Energy System: A Numerical Study. Journal of Energy Resources Technology. June 2020, 142 (6): 061306 (6 pages) doi: 10.1115/1.4045700
 A. Ghasemi, D. J. Olinger and G. Tryggvason. “A Nonlinear Computational Model of Tethered Underwater Kites for Power Generation.” ASME Journal of Fluids Engineering. 138 (2016) 121491 (10 pages).