BELIEVE

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BELIEVE
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Lighter Than Air Vehicle Completed Design Review

• Team Two
• Believe

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The Team

• Mariel John
• Victor Figueroa
• Yonatan Tekleab
• Nabori Santiago

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Objective

• Present our final LTA design
• Explain changes we made
• Provide detailed drawings

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Final Design
For our final design, we chose to arrange three
balloons linearly and use a triangular truss
structure.
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Believe
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Control Systems

• Pitch
• Elevator
• A piece of wood with air from a small motor
  blowing over it
• Wood is attached to servo and can be moved

• Turning Capabilities
• Differential Thrust
• Two large motors positioned on the ends of a
  stable carbon fiber rod

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Aerodynamic Analysis

• Object Quantity Mass (kg)
• Big Engines 2 0.4200
• Small Engines 1 0.0897
• Propellers 2 0.0159
• Receivers 1 0.0270
• Servos 1 0.0430
• Battery pack 1 0.1480
• Balloons 3 0.2100
• Structural Framework -- 0.5020
• Total Weight 14.27 N

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Aerodynamic Analysis
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Aerodynamic Analysis

• Required Lift is less than Maximum Lift

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Design Evolution and Analysis

• Then and Now
• From two balloons to three
• New control systems
• Great new name

• Why change?
• A closer look at possibilities
• Familiarity with materials and process
• Deeper thought about flying

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• I BELIEVE I CAN FLY!