P11228Week 9: Detailed Design Review

Japh Learn

Joseph Corea

Tim Monahan

Bryan Reinheimer

Ed Gliss

Agenda

• Project Introduction• Updated Workload Distribution• Updated Engineering Specifications• Finalized Designs

– System Packaging– Steering Wheel– Manual Back-up System– Electronics and Control System

• Feasibility Studies• Project Testing Plan• Updated System Risks

Workload Distribution

• In-Car System Mounting Design

• Electronic Box Design

• Manual Back-up System Design

• Overall System Feasibility Analysis

Bryan

• Budget Control

• Cockpit Controls

• Driver Ergonomics

• Control System – Simulink Model

Ed• Team Lead• Scheduling• Maintain Progress Tracking Worksheet

• Administration Interfacing

Japh

• Electronic System Design

• Electronic System Construction

• Control System – Controller Programming

• Control System Testing

Joe

• Quantify Engineering Specifications

• Pneumatic System Design

• Maintain Bill of Materials (BOM)

• Testing Plan Development

TimSee Progress Tracking Excel File for in-depth workload distribution and tracking

Engineering SpecificationsEngr. Spec. # Importance Source Specification (description) Unit of Measure Marginal Value Comments/Status

1 9 2 System manual override Binary --  

2 9 3 System internal energy source Binary --  

8 9 1 Car acceleration time sec 4  

17 9 9 System current draw Amp 0.5  

18 9 9 System voltage VDC 14  

19 9 Implied Actuator actuation throw angle deg --  

20 9 Implied Actuator actuation throw distance in --  

21 9 Implied Actuator actuation force lbs --  

23 9 12 System failure cannot endanger driver Binary --  

24 9 5 Pneumatic system redundancy Binary --  

27 9 5 Watertight electronics box Binary --  

3 3 2.1 Manual override throw distance in 2.5  

4 3 2.1 Manual override force lbs 28  

5 3 2.1 Manual activation throw distance in --  

6 3 2.1 Manual activation squeeze force lbs --  

7 3 6 Total system weight lbs 8  

9 3 4 Actuation speed ms 200  

10 3 10 Time required for complete system replacement hr 2  

13 3 5 Shift count # shifts 250  

14 3 7 Rotary potentiometer resolution deg/bit 102.4  

16 3 8 Maximum system temperature °C 85  

25 3 11 System must allow for manual modulation Binary --  

28 3 10 Easily accessible electronics box Binary --  

29 3 5 Interior of actuator is shielded from debris Binary --  

30 3 2,5 Manual and pneumatic systems simultaneously attached to clutch shaft Binary --  

11 1 10 Time required to update control reprogramming min 30  

12 1 10 Time required to replace CO2 bottle min 10  

15 1 7 Actuator movement resolution in 0.18  

22 1 Implied Device should not exceed budget $ 1600  

26 1 Implied System line pressure psi 150  

System Integration Design

System Integration Design

Steering Wheel Design

Steering Wheel Design

Manual Back-up Design

Electronics System Design

Control System Design

Feasibility Studies - Simulink

Feasibility Studies - Simulink

Feasibility Studies - Simulink

Feasibility StudyTire Test Consortium Data

Feasibility Study Ideal Acceleration

Feasibility StudyDesired Throttle Position

Feasibility StudyDesired Engine Speed

Clutch Testing Plan

MSD II Timeline

System Risks & BOM

• https://edge.rit.edu/content/P11228/public/Risk%20Assessment

• See Excel document for BOM