SAE AERO DESIGN 2004 HEAVY-LIFT CARGO PLANE

Stephen McNulty Richard-Marc Hernandez Jessica Pisano Yoosuk Kee Chi Yan Project Advisor: Siva Thangam

-5 3.5

3 2.5

2 1.5

1 0.5

0 0

Coefficient of Lift

No Flaps Flaps +15 5

angel of attack

Flaps -15 10

Control Surfaces

15 -5 0.12

0.1

0.08

0.06

0.04

0.02

0 0

Coefficient of Drag

No Flaps Flaps +15 Flaps -15 5

angle of attack

10 15 Ribs

Rules

Only fixed-wing 16.1 Fixed Wing Aircraft Type Requirements and Restrictions designs are allowed to compete. Dirigibles, lighter-than-air craft, gyrocopters or helicopters are not allowed to compete, but are welcome to demonstrate their capability's hors-concurs.

©2003 SAE International 9 2004 Aero Design East & West Rules 20. REGULAR CLASS - WINGSPAN LIMITATIONS The minimum wing span may not be smaller than 305 cm (120 inches) . The wing span is defined as the maximum overall width of the aircraft. Aircraft with a maximum overall width less than 305 cm (120 inches) shall be disqualified from the event .

20.1 Not Meeting the Minimum wingspan Aircraft not meeting the minimum wingspan limitation will be disqualified from the contest. If schedule permits, at the discretion of the contest director, the team may perform demonstration flights during the contest.

16.5 Payload 16.5.1 Payload and Payload Support The payload must consist of a support assembly and plates.

21. CARGO BAY/MINIMUM CARGO VOLUME Regular Class aircraft shall be capable of carrying and fully enclosing a rectangular block measuring 6 inches by 5 inches by 4 inches . During technical inspection, compliance with this rule shall be tested by inserting a block with these dimensions into the aircraft. This block must be easily inserted and removed without application of excess force during insertion or extraction, and the aircraft must be structurally airworthy with the block installed. When the aircraft is ready to fly, the bay must be fully enclosed . The cargo bay must be shown clearly in the design plans, Planes that are with dimensions included.

Note: The block does not guarantee enough area for your required weight.

21.1 Undersized Cargo Bay – Penalty unable to fit the 6 inches by 5 inches by 4 inches block 22. REQUIRED ENGINE into their cargo bay will not be eligible to fly.

Regular Class aircraft must be powered by a single, unmodified O.S. .61FX with E-4010 Muffler . No muffler extensions or headers that fit between the engine cylinder and the muffler may be used. Muffler baffles must be installed, and must be unmodified from the factory installed configuration. No fuel pumps are allowed.

While the engine may not be modified from its stock configuration, two specific components may be installed on the engine for convenience and/or safety purposes: · Remote needle valves, including needle valves that may be adjusted in flight are allowed.

· Tubes that redirect the exhaust flow may be affixed to the exhaust pipe.

Note: engine tear-down and inspection may be performed by the competition officials at any time during the competition.

Fuselage Landing Gear Landing Gear Stress Analysis Wing Stress Analysis

Design Specifications:

Wing Span Wing Chord Cargo Volume Maximum Takeoff Distance Maximum Landing Distance Engine Battery

Competition Spec. Comparison

This Year (2004)

Minimum 10 ft No restriction Minimum 120 in 3 200 ft 400 ft .61 FX-OS Minimum 500 mAh

Previous Year (2003)

Maximum 6 ft Maximum 1 ft Minimum 300 in 3 200 ft 400 ft .61 FX-OS

or

K&B .61 R/C ABC Minimum 500 mAh