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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


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