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Dynamic stall occurs when an airfoil is in unsteady motion and the angle of attack is far beyond the static-stall angle. In dynamic stall, lift and pitching moment will fluctuate in a wide range, and the performance of airfoil will get worse. By using the variable droop leading-edge (VDLE), local angle of attack near the leading-edge dynamically decreases when the overall angle of attack gets too...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.