<abstract xmlns="http://www.w3.org/1999/xhtml"><p> This study aims to reduce roll motion of a fishing boat which arises from disturbing hydrodynamic effects by means of fin roll stabilizer. It is assured that roll motion with nonlinear damping and restoring moment coefficients are down to the desired level through classical PID and modified PID algorithms. At the time of sailing, stability, a very important concept, was examined using Lyapunov direct method taking initial conditions into consideration, and it was noted that the system was generally stable. In addition, NACA 0015 model was used for the fin roll stabilizer, and flow analysis was carried out with Computational Fluid Dynamics (CFD) method. In the simulation results, when the same gains were used, modified PID controller algorithms were relatively more effective compared to PID in the fin roll stabilizer system.</p></abstract>

This study aims to reduce roll motion of a fishing boat which arises from disturbing hydrodynamic effects by means of fin roll stabilizer. It is assured that roll motion with nonlinear damping and restoring moment coefficients are down to the desired level through classical PID and modified PID algorithms. At the time of sailing, stability, a very important concept, was examined using Lyapunov direct method taking initial conditions into consideration, and it was noted that the system was generally stable. In addition, NACA 0015 model was used for the fin roll stabilizer, and flow analysis was carried out with Computational Fluid Dynamics (CFD) method. In the simulation results, when the same gains were used, modified PID controller algorithms were relatively more effective compared to PID in the fin roll stabilizer system.

Modified pid control design for roll fin actuator of nonlinear modelling of the fishing boat

Polish Maritime Research

This study aims to reduce roll motion of a fishing boat which arises from disturbing hydrodynamic effects by means of fin roll stabilizer. It is assured that...

Modified pid control design for roll fin actuator of nonlinear modelling of the fishing boat

Published Online: Apr 04, 2014

Page range: 3 - 8

DOI: https://doi.org/10.2478/pomr-2014-0001

Keywords
stability analyses, nonlinear roll motion, modified PID, CFD

This content is open access.

Modified pid control design for roll fin actuator of nonlinear modelling of the fishing boat

Published Online: Apr 04, 2014

Page range: 3 - 8

DOI: https://doi.org/10.2478/pomr-2014-0001

Keywordsstability analyses, nonlinear roll motion, modified PID, CFD

This content is open access.

Keywords
stability analyses, nonlinear roll motion, modified PID, CFD