EFFECT OF RUDDER DESIGN ON HYDRODYNAMIC FORCES OF AUTONOMOUS UNDERWATER GLIDER

An autonomous underwater glider (AUG) is a vehicle with fixed-wing. They move through the ocean by changing the buoyancy to follow a “Saw-tooth” pattern of motion. In this project, a part of AUGs which is rudder design is studied. Specifically, the relationship between rudder design and lift and...

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Main Author: ZAKARIA, MOHAMAD SYAMIM
Format: Final Year Project
Language: English
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-utpedia.17906 /
Published: IRC 2017
Subjects:
Online Access: http://utpedia.utp.edu.my/17906/1/Syamim%20-%2018287%20-%20Dissertation.pdf
http://utpedia.utp.edu.my/17906/
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Summary: An autonomous underwater glider (AUG) is a vehicle with fixed-wing. They move through the ocean by changing the buoyancy to follow a “Saw-tooth” pattern of motion. In this project, a part of AUGs which is rudder design is studied. Specifically, the relationship between rudder design and lift and drag of hydrodynamic forces is investigated. The comparative study is done between conventional rudder and schilling/ fishtail rudder. For the modelling works, SOLIDWORKS is used to create the model. ANSYS code "Fluent” is used to do analysis on hydrodynamic performance such as lift force of AUGs. The numerical simulation is done at various angle of attack from 0°- 20°. The result from the simulation shown that the fishtail rudder has higher lift coefficients and can produce better maneuvering performance compare to conventional rudder.