P10503 – Flat Plate Xerography Detailed Design Review Amar Mohamed Ben Nguyen Dan Prosser Adam Regula Steve Snyder

Agenda Project Overview Customer Needs Engineering Specs Concept Selection Test Plan System Testing Results Objective Project Evaluation Conclusions and Considerations

Customer Needs

Engineering Specs * Sample Engineering Specs and Variable Quantities Red quantities are recommended for good results Some recommended ranges reference other parameters using brackets Subsystem Parameter Units Controllable? Recommended Range Subsystem Output? Charging Photoreceptor Velocity mm/s Y 80-120 (110) N Coronode Current μA -1800 (-1800) Grid Voltage V >=-650 (-800) Spacing mm 1-2 Stray Light erg Minimize Temperature °F   Humidity %RH Photoreceptor Thickness μm 25 Initial Photoreceptor voltage -50 Final Voltage ~=[6] Ozone/Nox Generation g or ml * Sample

Concept Selection Dark enclosure White LEDs DAQ Interface

Dark Enclosure

White LEDs

Interface

Test Plan Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 Week 7 Week 8 Project Planning And Execution Documentation of Testing and Results Install DAQ Build Dark Enclosure Detailed Design Project Review Testing and Refinement (Design Verification) Charge Station: Measure Charge Expose: Measure light Intensity Development: Quality picture of photoreceptor Pre-Transfer: Measure light Intensity Transfer: Quality picture of photoreceptor Measure Dark Decay Expose: Half Mask Exposure Development : Mass on Mylar Pre-Transfer: Measure Voltage Drop Transfer: Mass on Paper Exposure: Measure voltage Drop w/ + w/o expose Technical Paper Published Proceedings Poster Poster Presentation Project Design File Individual Participation

Testing Results

Project Evaluation

Project Evaluation           

Conclusions & Considerations Toner on paper Vacuum Platen Replace pneumatic lift system with electronic actuators Testing to determine optimal system parameters