Optimization of a 1974 VW Electric Bug Michael Boyle Michael LaBeach Andrew Magaletti Rabei Rabei
Project Problems Hills Hills Speed Speed Range Range Lights Lights Interior Interior
Project Specifications Increase Torque Increase Torque Increase Speed Increase Speed Increase Range Increase Range Distribute Weight Distribute Weight
Design Concept Battery Cage Battery Cage 24V Field Charge 24V Field Charge Battery Configuration Battery Configuration Rejuvenated Batteries Rejuvenated Batteries Heat Sinks on Controller Heat Sinks on Controller Air Induction for Motor Air Induction for Motor Hydrogen Ventilation Hydrogen Ventilation
Battery Cage Design Design Material Material Cost Cost Efficiency Efficiency
Battery Cage Analysis
Battery Cage Stress Analysis Stress Analysis Displacement Analysis
Battery Configuration Addition of 6 batteries Addition of 6 batteries Increases range Increases range Series/Parallel Series/Parallel Field Voltage Pack Field Voltage Pack Increases speed Increases speed Increases torque Increases torque
Range - Calculations
Speed - Calculations
Battery Rejuvenation Rob Matthies Rob Matthies Process Process Analyze Battery Analyze Battery Recondition Battery Recondition Battery
Rejuvenation Process Analyze Battery Analyze Battery Determine discharge rate Determine discharge rate Natural voltage Natural voltage
Rejuvenation Process Recondition Battery Recondition Battery Use a battery reconditioner Use a battery reconditioner Shake battery Shake battery Charge, Discharge and Repeat Charge, Discharge and Repeat Good Battery Good Battery
Heat Sink Regulating Controller Temperature Regulating Controller Temperature
Motor Air Induction Keep motor cool at 96V Keep motor cool at 96V Size of fan Size of fan
Hydrogen Ventilation Fan Size Fan Size Fan Mounting Fan Mounting
Cost Analysis
Conversion Manual
Conclusion Specifications met Specifications met Under Budget Under Budget
Future Plans Battery revival Battery revival Shaker Table Shaker Table Order Parts Order Parts Heat Transfer Analysis Heat Transfer Analysis Finalize Cage Design Finalize Cage Design
References Brant, Bob. Build Your Own Electric Vehicle. TBA Books, Blue Ridge Summit, PA “Evalbum”, (11/6/08), Barkley, Michael.(9/10/08) “Mitsubishi Eclipse Conversion”, (TexomaEV.com) (Accessed: 9/26/08)
Acknowledgements Rob Matthies Rob Matthies Dr. Hollis Dr. Hollis Andrew Park Andrew Park Michael Barkley Michael Barkley Dr. Clark Dr. Clark