1. Lola Redesign Progress Report Jeff Bennett Jonathan Boschiero Kiehl McIntyre Ryan Ernst David Turcic (Advisor) David Cifuni (PECO Contact)

2. Overview of Lola operation Problem definition Top-level design evaluation Summary Presentation Overview

3. Lola Heats metal inserts. Presses inserts into nylon fuel access panel. Process Overview

4. Loading Channel Process Overview Does not distinguish insert materials

5. Heating Tube Process Overview Does not control temperature Can not be easily emptied

6. Shuttle Receives insert. Process Overview

7. Shuttle Positions insert under ram. Process Overview

8. Pressing Ram presses insert into fuel access panel. Process Overview Does not measure insertion depth

9. Design Evaluation Top-Level Evaluation Material Identification Heating Insert Evacuation

10. Material Identification Top-Level Evaluation costcomplexitymanufacturabilityperformanceScore Current system(manual)00000 Mass ID+ -- +0 Optical ID+000+1 Resistance ID+ -- 0 Inductance ID+00++2

11. Material Identification Top-Level Evaluation Capacitance sensor

12. Heating Tube Top-Level Evaluation costcomplexitymanufacturabilityperformanceEnvironmental sensitivity score Induction -- ++ - Circulated00 - +00 Down flow00 - +00 Block off plates 000+0+1

13. Heating Tube Block off plates

14. Heating Tube Recirculation

15. Insert Evacuation Top-Level Evaluation DesignCostComplexityManufacturabilityPerformanceSensitivityOverall Score Pivot Column+ --- 0-2 Cycle Inserts Out 00+ - 0+1 Hole Under Column +00+0+2

16. Insert Evacuation Hole under column

17. Insert Evacuation Closed for shuttling inserts

18. Insert Evacuation Open for emptying heating tube

19. Pressing Top-Level Evaluation Design CostComplextyManufacturabilityPerformanceSensitivityScore Existing System000000 Two Piston---++ Pressure Tap0--0+ Paired Ultrasonic--0++0 Datum Plane-0++++1

20. Pressing Top-Level Evaluation

21. Summary Design Solutions Capacitance sensor identifies insert material Block off plates eliminates chimney effect Insert evacuation empties heating column Ram travel sensor and surface locator identifies short pressing

22. Questions?