Benjamin Baillargeon-Lessard Benjamin Baillargeon-Lessard Kevin Bergeron Kevin Bergeron Pierre-Luc Brunelle Pierre-Luc Brunelle François Forget Robert François Forget Robert Hugo Fortier-Topping Hugo Fortier-Topping Francis Gagné Francis Gagné Pierre-Luc Joncas Pierre-Luc Joncas Mathieu Philippe Gauthier Lemieux Mathieu Philippe Gauthier Lemieux David Papageorges David Papageorges Nicolas Pépin Nicolas Pépin Ludovic Tremblay Ludovic Tremblay Maxime Tremblay Maxime Tremblay

Team

Overview and goals

Design philosophy

Design and fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support system and safety

Testing and training

Journal and budget

Future design (Kruser53)

12 students in mechanical engineering from Université de Sherbrooke

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Each student in the program must do a major design project

It consists of a 2 year project including 4 reports :◦ Project identification (and feasibility study)

◦ System engineering (Choice & iteration of concept and specifications)

◦ Detailed engineering (CAD Drawing and part design)

◦ System validation (Prototype building and function specifications validation)

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Beat the world record speed for a one-person human propelled submarine of 3.7 m/s

Variable pitch propeller propulsion

Retractable fins

Double NACA profiles hull adjusted to the athlete

Computer assisted stabilisation

Team

Overview and

goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Performance through innovation

No compromises on performance

Minimized water displaced volume to reduce weight and drag

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Hydrodynamics based on NACA profiles

Fiberglass sandwich construction

Components glued and laminated to the hull

Providing the overall positive buoyancy

Thermoformed polycarbonate porthole

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Total drag of 135.1 N @ 3.7 m/s calculated by CFD (ANSYS Fluent)

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Fabrication using wet-layup

Doors and opening cut directly on the hull foam core for a perfect fit

Female mould used for best surface finish possible on the outside

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Pilot power transmitted through bicycle cranks for a mechanical efficiency of about 98%

Computer controlled propeller variable pitch

2.5:1 ratio miter gear transfers power directly to the propeller shaft (250 RPM propeller angular speed)

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Blade is custom made to maximize push and ensure the mechanical resistance to the lift

The performances were analyzed using Matlab and Fluent

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Efficiency and thrust for different speed @ 250 RPMSpeed(m/s) Thrust (N) Efficiency0.5 316 42.5 %1.0 332 65.5 %1.5 342 78.8 %2.0 286 88.0 %2.5 240 92.3 %3.0 205 94.4 %3.5 177 95.4 %3.7 168 95.7 %

Blade pitch is computed by reading submarine speed and propeller angular speed to maintain optimal blade attack angle

A submersible linear actuator adjust the blade angle

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Electronic stability is assured by the computer for straightaway runs

Manual controls permits the athlete to maneuver around obstacles or change trajectory

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Electronic stability has been developed under Mathworks Simulink dynamic model simulation.

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Manual controls moves the fin using push pull cables while giving support to the athlete

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

LCD Screen gives feedback of submarine speed and crank RPM to the athlete

40 cubic foot aluminum air tank provides needed oxygen for the driver

A pop-up buoy is released upon via the activation of the deadman system situated on the mechanical controls

Safety indications are placed on the submarine accordingly to ISR and HPS regulations

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Door is attached to the submarine assuring the safety of the divers and buoyancy of the submarine

Marine stroboscope are placed on the top of the vessel for maximum visibility

360 degree view porthole guarantee constant view of the pilot’s head

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

The pilot has easy access to mechanical release of the door

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Submerged testbed for pilot force and power acquisition

Pool tests for competition practice, concept validation and fine tuning

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and

training

Journal and budget

Future Design

Pilot training :◦ 7 months : Bicycle

2 times a week : 1min-4rest for 45 @ maximum power

20 min @ maximum cardio

1 time a week : 60 min @ maximum cardio

◦ 2 months : Running 1 time a week : 40 min @ maximum speed 1 time a week : 80 min @ normal speed

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and

training

Journal and budget

Future Design

Total budget of 25 290 $ (Cash and material sponsorships) for SMASH and 44 000$ for Kruser53

Logbook kept by each member of the team to provide continuous information on the advancements

Complete design report (in French) written up to stringent academic requirements

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and

budget

Future Design

The Kruser53 team has set upon them to set a new world record of speed in the 1 man non-propeller category in 2013.

As well, the team has take the lead after the SMASH project to prepare and take it to competition here.

The experience acquired in pool test and here will have major influence for the next submarine

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

The SMASH mould will be reused to make the new hull.◦ It has a lower volume than Omer6 and an

hydrodynamic shape

◦ This choice gives us a good sizing constraint for the other systems and therefore save us precious design time

◦ We are certain that the pilots are comfortable

◦ Fabrication time and money for the mould is saved

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Carbon fiber sandwich construction is used

◦ It permits a smooth surface without the use of Gelcoat

◦ The stiffness being higher, less energy is dissipated into heat

◦ Carbon fiber is sponsored by Oxeon Textreme

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

3 concepts have been analyzed seriously to approximate attainable efficiency

A belt system with one way flaps also have been

studied

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Oscillating wings system have been chosen. This system uses the same propulsive physics as a standard propeller known to be efficient

Software simulation was developed using basic mechanical and fluid dynamics to predict an efficiency of 80%.

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

A mechanical system is being developed to change the direction of the wings at the travel ends

It represents a 20% efficiency advantage over using only the wings lift to turn themselves

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

The wing angle is controlled in real time to optimize acceleration

The adjustment is made using pedal RPM sensor and submarine speed sensor

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

An electronic drive-by-wire system have been preferred

Two hall effect joystick will permit control of the four direction fins actuated by servos

The servos are encapsulated in an watertight gearbox

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Team

Overview and goals

Design philosophy

Design and

fabrication

◦ Hull

◦ Propulsion

◦ Controls

◦ Life support

system

◦ Safety

Testing and training

Journal and budget

Future Design

Benjamin Baillargeon-Lessard Benjamin Baillargeon-Lessard Kevin Bergeron Kevin Bergeron Pierre-Luc Brunelle Pierre-Luc Brunelle François Forget Robert François Forget Robert Hugo Fortier-Topping Hugo Fortier-Topping Francis Gagné Francis Gagné Pierre-Luc Joncas Pierre-Luc Joncas Mathieu Philippe Gauthier Lemieux Mathieu Philippe Gauthier Lemieux David Papageorges David Papageorges Nicolas Pépin Nicolas Pépin Ludovic Tremblay Ludovic Tremblay Maxime Tremblay Maxime Tremblay Kruser53.ca