Bangarang Musical Engineering

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Bangarang Musical Engineering

• University of Notre Dame
• Department of Aerospace and Mechanical
  Engineering
• Group Members Roberto Ayala, Ryan Bradley, Pat
  Fox, Matt Medlock, Mike Tieu
• 11.16.2006

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Status of Design Concept

• Design currently visualized

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Status of Design Concept
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Status of Design Concept

• Project Scheduling
• On schedule according to class deadlines, but
  slightly behind schedule according to group
  deadlines.
• Showstoppers
• Program implementation and debugging

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Last Weeks Action Items

• Item
• - Assemble the prototype
• Action
• - Wooden cover was machined by end of class
  11/07
• - Other parts can be assembled and interfaced
  with microcontroller since circuitry is complete
• Outcome
• - All vital components are assembled and
  functional.
• - Additional components e.g. drum clamps and
  name plate will be incorporated by Monday, Nov
  20th.

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Last Weeks Action Item
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Last Weeks Action Items

• Item
• - Software development
• Action
• - Met with Mr. Brownell on 11.14.06
• Outcome
• - Program was completed and successfully
  compiled on 11.14.06

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Last Weeks Action Items

• Item
• - Begin prototype testing
• Action
• - Tested solenoid performance under different
  voltage drop values. (12 V, 10.29V, 9V)
• - Obtained value for maximum attainable beat
  rate
• Outcomes
• - Variable volume generation was achieved
• - Maximum attainable beat rate is 5 beats/sec,
  with a solenoid cycle of 0.2 sec

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This Weeks Action Items

• Item
• - Begin organizing information and graphics for
  CDR
• Action
• - Meeting has been planned for Monday, Nov. 20th
  in order to evaluate and select material for
  presentation based on preliminary outline

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• CDR
• Slide
• 1. Design Objectives
• a. Assignment
• b. Concept selection approach
• 2. Original Concept
• a. Preliminary concept
• b. Research of target market
• 3. Chosen Concept
• a. Bangerautomation Drumset
• b. Product description and features
• 4. Technical Issues (feasibility)
• a. Drumstick actuation (solenoid)
• b. Variable force/volume capability
• c. Minimizing system response time
• d. Interface of vital components
• 5. Quantifiable Decision
• a. Required force generated by solenoid
• b. Spring selection with appropriate
  characteristics

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This Weeks Action Items

• Item Test and debug program
• Action
• - Load programming into microcontroller and test
  its compatibility with prototype hardware
• - Starting 11.16.06

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This Weeks Action Items

• Item
• - Maximize prototype performance
• Action
• - Meeting Friday Nov. 17th in order to address
• a. Tune prototype settings in order to
  minimize response time and variable sound
  quality
• b. Reduce undesired noise produced by solenoid
  rod impact

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Questions????