Nonlinear Robust Stabilization of Ship Roll by Convex Optimization

• Published in: IEEE/CAA journal of automatica sinica Vol. 11; no. 7; pp. 1714 - 1716
• Main Authors: Yu, Jiafeng, Li, Qinsheng, Zhou, Weijie
• Format: Journal Article
• Language: English
• Published: Piscataway Chinese Association of Automation (CAA) 01.07.2024; The Institute of Electrical and Electronics Engineers, Inc. (IEEE); School of Mathematics,Southeast University,Nanjing 210096,China%Jiangsu Maritime Institute,Nanjing 211170,China; Jiangsu Maritime Institute,Nanjing 211170
• Subjects: Cargo ships; Control systems design; Controllers; Convexity; Design methodology; Lyapunov methods; Marine vehicles; Mathematical model; Nonlinear control; Robust control; Robust stabilization; Robustness; Roll stabilizers; Rolling motion; Stability analysis; Uncertainty

Dear Editor, This letter presents a nonlinear robust controller design method for ship roll stabilization by combining the dual of Lyapunov's stability theorem with the sum of squares (SOS) technique. Varying initial metacentric height and ship speed are regarded as uncertainties, sea waves are...