Electrical Projects for Winter 2019

Design Projects

ProjectHardware TasksFirmware TasksHardware ContactFirmware ContactFinish ByNotes
Pre-Charge + Motor Controller Interface
  • HW-111 - Getting issue details... STATUS
  • Review schematics and complete layout for the PCB
  • Minor changes to IO pin outs to only have one motor contactor and one pre-charge circuit
Taiping Li
Feb 1, 2019
  • Attempt to send out for fab by Jan 18
Steering Interface Board
  • HW-83 - Getting issue details... STATUS

Jenny X (Unlicensed)
Feb 1, 2019
  • Second rev to fix pull ups 
Pedal Board
  • HW-82 - Getting issue details... STATUS

Aashmika Mali
Feb 1, 2019
Center Console Board
  • HW-84 - Getting issue details... STATUS

Mena Labib
Feb 1, 2019
  • Second rev to fix footprints and add LEDs and button pull-ups
Charger Interface Board
  • HW-118 - Getting issue details... STATUS
  • Test charging 
Mena Labib
Feb 28, 2019
Telemetry
  • Ensure that the current hardware setup is reliable 
  • Range testing
  • Implement a Wifi + LTE based system
Aaron Tan
Mar 10, 2019
Controller Board
  • HW-141 - Getting issue details... STATUS
N/ATaiping LiN/AMarch 10, 2019
GPS Board
  • HW-127 - Getting issue details... STATUS
  • Test GPS
  • Test SD Card 
Mena LabibMisha Zharov

AFE
  • Re-implement switching regulator for better efficiency and less power losses
N/ATaiping LiN/A March 10, 2019 
BMS Carrier Board
  • HW-87 - Getting issue details... STATUS
  • Increase noise immunity on 'Input' of High Side Driver for the kill switch 
  • Consider adding measurements for HV isolation? (More complex, nice to have safety feature) 

Aashmika Mali
March 10, 2019
Lights (MSXIV)
  • HW-157 - Getting issue details... STATUS
  • HW-159 - Getting issue details... STATUS
  • Test LEDs and LED drivers for brightness, heat, and efficiency
    • Different colours (While, Amber, Red) 
  • Talk to other teams about how they meet WSC requirements of having it meet DOT/SAE/ECE 
  • FW support for any LED drivers

Jenny X (Unlicensed)

Nita E




Camera
  • Define camera placements 
  • Find cameras
  • Design a board to power the Pi Zeros
    • 12 V - 5 V regulator (See Centre Console Board) 
    • No controller board 

Laura Wong (Deactivated)


Fans

  • Board to drive a 12V computer fan 
  • Control fan speed (at least 2 speeds, or use a potentiometer?)
  • No controller board
N/A Vlad Hociota


Validation & Integration Projects

ProjectHardware TasksFirmware TasksHardware ContactFirmware ContactFinish ByNotes
BMS AFE
  • HW-112 - Getting issue details... STATUS
  • Test and validate new hardware
  • Determine accuracy for cell voltage measurements
  • Re-harness battery box for Molex Micro-Fit connectors if needed
  • Implement ability to read board and ambient thermistor readings 
  • ELEC-587 - Getting issue details... STATUS
Feb 1, 2019
  • 1 board has been brought up already and smoke tested
BMS Current Sense
  • HW-119 - Getting issue details... STATUS
  • Characterize the accuracy between - 200 A and + 200 A
  • Assist with reading and saving ADC readings

Feb 1, 2019



Charger Interface
  • Validate that charger works according to J1772 protocol
  • Charge using a level 2 charger

ELEC-497 - Getting issue details... STATUS

Misha ZharovFeb 28, 2019
State of Charge(SOC) 


ELEC-540 - Getting issue details... STATUS

  • Test the current SOC algorithm based on battery pack data and characterize accuracy
  • Write additional test cases if needed
  • Integrate into projects/plutus
  • Add CAN Output
N/AFeb 1, 2019
GPS Driver
  • ELEC-71 - Getting issue details... STATUS
  • ELEC-589 - Getting issue details... STATUS
  • Test on the car
N/AFeb 1, 2019
MCI and version logging investigation
  • Check whether version logging is interfering with MCI

ELEC-528 - Getting issue details... STATUS


Former user (Deleted)?



"Nice to do" 

ProjectDescriptionPerson in Charge
Controller Board
  • CAN ESD diode has to be fixed
  • Look into other potential improvements
Lights
  • Custom test PCB for LEDs


Misc things to do

  • Determine power budget for MSXIV
  • Lights for MSXIV
  • Determine preliminary board sizes for battery box 
  • Determine enclosures needed and approx dimensions 
  • Motor Controller Cooling 
  • Find connectors for MSXIV 
  • Re-harness MSXII's PJB and battery box