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Concept Design Generation
Based on the objectives, the team came up with 3
general designs: single-wing plane, bi-wing plane and flying-wing plane.
The team sketched and modeled the basic
concepts. The pros and cons for each concept were also listed and
considered in the selection of the final design. As an aid, the
team prepared a Concept Screening Matrix that compared the concept
designs among each other.
From the designs and the Concept Screening
Matrix, the following were observed:
- Flying-wing concept will prove challenging
in terms of control and stability because of the lack of a tail
section
- The drag created by the bi-wing deign may
prove to be a critical design flaw, which will affect the size of
the engines and fuselage to be used
- Combination of flying-wing and single-wing
will be the best design
- Concept Screening Matrix shows that the
single-wing design will have the least amount of risk and be the
most reliable design
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Single-Wing Concept Design

Pros: Low Cost, Light Weight, Stable Turning, Large Payload to
Weight Ratio, High Lift, Low DragNeutral: Take-off and Landing
Distance, Durability, Assembly
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Bi-Wing Concept Design

Pros: Light
Weight, Take-off and Landing, High Payload to Weight Ratio, High Lift
Neutral: Cost,
Turning, Durability, Stability,
Cons: Difficult
Assembly, High Drag
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Flying-Wing Concept Design

Pros: High
Lift, Low Drag, High Stability, Large Wing Area, Easy Assembly
Cons: Unstable in
High Winds, Tail Stabilizers are Less Maneuverable |
Bent Flying-Wing Concept Design

Pros: Low Drag, High Stability, High Lift, Low Weight, Easy
Assembly, High Wing Area Cons: Unproven Design, No
Payload Area, Unstable in Longitudinal Direction
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