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P11228 Week 3. Japh Learn Joseph Corea Tim Monahan Bryan Reinheimer Ed Gliss. Agenda . Customer Needs Engineering Specs System Level Work System Risks Plans for Week 4. Customer Needs. “Go faster” Manual override Easy to actuate Internal energy source

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p11228 week 3

P11228Week 3

Japh Learn

Joseph Corea

Tim Monahan

Bryan Reinheimer

Ed Gliss

agenda
Agenda
  • Customer Needs
  • Engineering Specs
  • System Level Work
  • System Risks
  • Plans for Week 4
customer needs
Customer Needs
  • “Go faster”
  • Manual override
    • Easy to actuate
  • Internal energy source
  • Minimal impact on car electrical system
  • Actuate at least as fast as driver
  • High sensor resolution
  • Operate for the entire endurance event
  • Minimal mass
  • Control system in low temperature environment
  • Rapid maintenance
engineering specifications
Engineering Specifications
  • “Go faster” < 4 sec
  • Manual override Y/N
    • Easy to actuate lbf
  • Internal energy source Y/N
  • Electrical system impact max 2.3A, 14v
  • As fast as driver < 200 ms
engineering specifications1
Engineering Specifications
  • Sensor resolution deg,in,psi/bit
  • Entire endurance > 200 shifts
  • Minimal mass 6-8 lb
  • System environ < 80°C
  • Rapid maintenance < 2 hr
system level functions
System Level – Functions
  • Automated clutch system to achieve maximum acceleration performance through tire/engine optimization
system risks
System Risks
  • Component lead times
    • Linear potentiometer (4-6 weeks)
    • Rotary potentiometer (5-7 days)
    • Pneumatic cylinder (3-6 weeks)
  • Cost/budgeting
  • Packaging constraints
  • Familiarity with involved systems
    • Engine
    • Control
  • Failure
  • Customer delays
  • Maintenance time
plans for week 4
Plans for Week 4
  • High level feasibility studies
  • Functional decomposition
    • Determine clutch activation parameters
    • Determine ability to modulate clutch position
    • Determine necessary system resolution
  • Define system architecture
  • Start Simulink model