Validation of the ATEFlap Dynamic Stall Model
Two exemplary validation graphs for the ATEFlap Model from the publication by Wendler et al. 1 are shown in Fig. 125, where the general sensitivity of the dynamic stall hysteresis loop to the reduced frequency and amplitude is well reproduced.
Juliane Wendler, David Marten, George Pechlivanoglou, Christian Oliver Paschereit, and Christian Navid Nayeri. An Unsteady Aerodynamics Model for Lifting Line Free Vortex Wake Simulations of HAWT and VAWT in QBlade. In Proceedings of ASME Turbo Expo 2016: Turbomachinery Technical Conference and Exposition. 2016.
NREL. OSU Wind-Tunnel Test Data S809. 1999. URL: https://wind.nrel.gov/airfoils/OSU_data/data/ (visited on 2019-07-12).