1. June, 2013 Sultanah II Sultan Qaboos University Muscat, Sultanate of Oman

2. Outline Introduction - Team List Hull Steering System Propulsion System - Gearbox - Propeller - Shaft Monitoring System Testing

3. The Team Members Eyad Al Belushi Hamza Al Mahruqi Mohammed Al Mahrouqi Nawaf Al Belushi Rashid Al Shabibi Said Al Jabri Salim Al Mamari Supervisors Dr. Jamil Abdo Dr. Nasser Al Azri

4. Naming Named after the first Omani ship Sultanah that visited the United States in 1840 during the reign of Sayyid Said bin Sultan.

5. Sultana I 11 Participated in ISR Problems Weight: 250 Ib Steering: high friction Shape Gearbox: high Gear Ratio

6. Hull

7. Consists of three layers: 1.Fiber glass 2.Carbon fiber 3.Plastic fiber resin Hull weight: 60 Ib Hull

8. Seat

9. Steering System Aim Design and build an effective control system to direct the submarine in two directions: Up/down, pitch angle Right/left, yaw angle Design Constrains Easily operated Light weight Low friction

10. Steering System (Cont’d) Final Design Fully mechanical steering system Two Push/Pull cables Two control joysticks Two levers fixed with the fins

11. Propulsion System PedalsGearboxShaftPropeller Propulsion System

12. Propulsion System (Cont’d) Gearbox Option IIOption I 1:4.5 gear ratio Using Chain. 1:3 gear ratio Direct connection

13. Propulsion System (Cont’d) Propeller Software used: Java Prop

14. Propulsion System (Cont’d) Propeller manufacturing 4 axis CNC machine

15. Shaft design Autodesk Inventor Software Diameter: 25 mm Applied Torque: 30 N.m Safety Factor: 7 Propulsion System (Cont’d)

16. Monitoring System Mathematical Analysis

17. Monitoring System (Cont’d) Circuit

18. Monitoring System (Cont’d) Sensors positions

19. Monitoring System (Cont’d) Challenges Finding waterproof sensors Casing the circuit and its connections Visibility of LCD screen underwater

20. Testing Open water diving license Swimming pool  SQU sports hall - depth: 2 m - length: 50 m  Royal Gurd Oman technical collage - depth: 4 m - length: 25 m

25. QUESTIONS ?

26. Introduction Two teams worked on Sultana II 1 st team (6 Students) Hull design General setup 2 nd team (7 Students) Detailed design Assembly Testing Participating on International Submarine Race, June 2013