Fig. 6From: Design, assessment and evaluation of structural stabilization system for weather buoys using a moving foilActive control of foil-shaped slider. The figure shows the direction of the slider’s linear motion r(t) and its rotaion (AOA) with respect to the frame, in two cases of clockwise (upper figure) and counterclockwise (below figure) pitch deviation \(\theta (t)\) of the frameBack to article page