Oregon State University Solar Vehicle Team. Solar Car Electrical Architecture “Where does the electricity come from and go to?”

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Presentation transcript:

Oregon State University Solar Vehicle Team

Solar Car Electrical Architecture “Where does the electricity come from and go to?”

High Voltage Architecture Array (~120VDC, 4.5A, x2) Umbilical DC-DC buck converter, MPPT power optimizer x 2 NGM EVC402 motor controller 103V, 200A Contactor and Sense Module (CSM) A123 System LiFePO 4 battery 103VDC, 40AH NGM SC-M150 hub motor Battery Management System (BMS) Throttle Brakes

Low Voltage Architecture 12V Aux Packs Main Power Switch Main Power Hub 103V to 12V DC/DC 103 VDC From HV bus Main PC with USB hub LCD touch screen A123 System BMS (USB to CAN interface) Body Control Module Rear view camera GPS Data Telemetry

Circuit Protection Fuses (over current) Diodes (reverse current) Metal Oxide Varistors - MOV (over voltage) In series with circuit In parallel with circuit

Typical Circuit Protection Layout

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