Handheld Spy Chopper

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Handheld Spy Chopper
Group 10 Bryant Barrenechea Wilther J.
Merchan Shrirag Nair Jason Ng David Wang
Published by Popular Science
Stevens Institute of Technology March 5th, 2009 E
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Objectives

• Evaluate the design selected by last years group
• Achieve flight height of 20 feet
• Sustained flight time of 20 minutes
• Ability to hover
• Video transmission
• Compact design

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Final Design
Top View
Isometric View
Side View
Front View
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In-house vs Outsourcing

• In house
• Battery bracket
• Outer shell
• Battery support
• Landing gear
• Outsourced
• Mechanical pieces (e.g. motor, rotors, servos)

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Separate parts
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Separate parts
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Assembling the System
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Assembling the System
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Testing Propellers
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Steering Assembly

• Micro Servo System
• Swash Plate
• Lower Rotors
• Swash Mount
• Balance Bar

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Testing Steering
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Weight Distribution

• Weight under Rotor System
• Components around Centerline
• Component counterpart Mirrored Across Centerline
• Stabilizer

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Prototype Cost
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Phase V Accomplishments

• Mechanical Components Compatibility
• Camera Specifications Feedback
• Co-axial Rotor System Assembly
• Flight Capability
• Within Budget

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Phase V Progress
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Phase V Problems

• Inexperienced Flight Operators
• Unsuccessful Test Flight
• Broken Propeller
• System Instability
• Late Shipments of Parts
• No Training Equipment

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Next Phase
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Potential Issues

• Strength of foam
• Weight load
• Thickness
• Hollowing foam shell
• Foam density
• Correct tools?
• Breaking more pieces
• Ordering extra pieces (e.g. rotors)
• Camera signal strength while shaking
• Camera Power Source
• Hardwire
• Add 9V Battery

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Phase VI Plans

• Improve Mechanical Components Platform
• Create the Shell, Battery Support, Battery
  Bracket, Landing Gear
• Create or Outsource Flight Training Assembly
• Integrate Camera Surveillance System
• Full System Assembly
• Flight Training
• Final Product Testing

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