The Electric Car Progress Report Team Members: Keith Kolkebeck Ben McGrath Mike Rehrman
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Transcript of The Electric Car Progress Report Team Members: Keith Kolkebeck Ben McGrath Mike Rehrman
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The Electric CarThe Electric Car
Progress ReportProgress Report
Team Members:
Keith Kolkebeck
Ben McGrath
Mike Rehrman
http://ece.drexel.edu/ev/
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OverviewOverview
• Car relocationCar relocation• High Voltage SystemHigh Voltage System• Low Voltage SystemLow Voltage System• BatteriesBatteries• E-meterE-meter• Future PlansFuture Plans
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High Voltage SystemHigh Voltage System
• Assessment of the existing systemAssessment of the existing system• Trace the original wiringTrace the original wiring• Sketch the wiringSketch the wiring• Locate a good reference diagramLocate a good reference diagram
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High Voltage DiagramHigh Voltage Diagram
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High Voltage SketchHigh Voltage Sketch
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ComponentsComponents
• 10 12-Volt batteries10 12-Volt batteries • DC-Motor w/ Motor ControllerDC-Motor w/ Motor Controller • Potbox Potbox • 30A Breaker30A Breaker• Charger 120-volt, 20-ampCharger 120-volt, 20-amp• Contactor Contactor • E-meter with ShuntE-meter with Shunt
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BatteriesBatteries
• Possible problemsPossible problems– Unable to be chargeUnable to be charge– LocationLocation
• Will attempt to chargeWill attempt to charge• Alternative is the Electrosource Alternative is the Electrosource
Lockheed batteries or new Lockheed batteries or new batteriesbatteries
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Low Voltage SystemLow Voltage System
• Originally wired improperlyOriginally wired improperly• Began to rewireBegan to rewire• Extra safety with 2 relaysExtra safety with 2 relays
– Key switch relayKey switch relay– Potbox relayPotbox relay
• Will tie in with OEM 12-volt systemWill tie in with OEM 12-volt system
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Low Voltage DiagramLow Voltage Diagram
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ComponentsComponents
• DC-to-DC converterDC-to-DC converter • 12-Volt auxiliary battery12-Volt auxiliary battery • Vacuum pumpVacuum pump w/ switch w/ switch• OEM 12-volt electrical systemOEM 12-volt electrical system• Ignition SwitchIgnition Switch • Key switch/potbox relaysKey switch/potbox relays• Indicator LightsIndicator Lights• Analog Voltmeter and AmmeterAnalog Voltmeter and Ammeter
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Work CompletedWork Completed
• Removed all low voltage wires and Removed all low voltage wires and componentscomponents
• Started the low voltage rewireStarted the low voltage rewire• Sketched high voltage systemSketched high voltage system• Tested key switch/potbox relaysTested key switch/potbox relays• Tested batteries for a chargeTested batteries for a charge
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E-Meter TestingE-Meter Testing
• SunDragon V used for testingSunDragon V used for testing• Configured with 100V prescalerConfigured with 100V prescaler• SunDragon measurementsSunDragon measurements
– 84-volts84-volts– 1.2 amps with 1.2 amps with
blower runningblower running
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E-meter SetupE-meter Setup
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E-meter LocationE-meter Location
• Center of the DashboardCenter of the Dashboard• Wires are in placeWires are in place
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Serial CommunicationSerial Communication
• Trouble communicatingTrouble communicating– SoftwareSoftware– HardwareHardware
• Issues will be resolved early next Issues will be resolved early next termterm
• Output: comma delimited fileOutput: comma delimited file
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Future WorkFuture Work
• Complete rewiringComplete rewiring• Attach ChargerAttach Charger• Test low voltage systemTest low voltage system• Attempt to charge the batteriesAttempt to charge the batteries• Install E-meter w/ serial Install E-meter w/ serial
communicationcommunication• Test Car Test Car