CONTROLLERAGENDA • Hyperloop • Competition • Team • Printed Circuit Board • Sensor Data...

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Transcript of CONTROLLERAGENDA • Hyperloop • Competition • Team • Printed Circuit Board • Sensor Data...

  • CONTROLLER

  • AGENDA• Hyperloop

    • Competition

    • Team

    • Printed Circuit Board

    • Sensor Data

    • Actuation

    • Communication

    • Conclusion

    • Questions

    2

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • INTRODUCTION• Celeste Bean• Connor Buckland• Ben Hartl• Cameron McCarthy• Connor Mulcahey

    3

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • HYPERLOOP• Cities < 700 miles apart• Max speed of 760 mph

    4

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • HYPERLOOP• Depressurized steel tube• Magnetic levitation

    5

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • COMPETITION• Organized by Elon Musk and SpaceX• Design and build a proof of concept pod• Compete in Summer 2016 on 1-mile long track

    6

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • COMPETITION

    7

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • DESIGN WEEKEND• 1200 original applicants• 1 of 120 teams invited to Design Weekend at Texas A&M

    8

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • DESIGN WEEKEND• 1 of 30 teams admitted to the final stage of the competition• Few teams with a Computer Engineering Team

    9

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • UCSB TEAM

    10

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • UCSB TEAM• 23 undergraduate students

    • Computer Engineering• Computer Science• Mechanical Engineering• Electrical Engineering• Physics• Economics

    11

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • UCSB TEAM• $50,000 budget raised from donors, crowd funding, and UCSB

    12

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • UCSB TEAM• Length: 14’ (4.3m); Width: 3’5” (1.0m); Height: 3’4” (1.0m)

    13

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • PRINTED CIRCUIT BOARD

    14

    • 8.1” x 8.1” printed circuit board• (2) ARM Cortex-M4

    microcontrollers

    • 430 components• Designed for flexibility

    • Sensor Data• Telemetry & communication• Actuation

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • SENSOR DATA

    15

    • Must report:• 3D position, velocity, and acceleration• Roll, pitch, and yaw• Temperature• Pressure• Power consumption

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • NAVIGATION SYSTEM

    16

    • Find position, velocity, and acceleration• The tube has reflective strips every 100’

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • NAVIGATION SYSTEM

    17

    • Photoelectric sensor detects strips• 2 inertial accelerometer determine position between strips• Velocity compared to hard-coded profile for safety

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • ATTITUDE SYSTEM

    18

    • Find roll, pitch, and yaw• 4 short ranging sensors on the bottom for roll and pitch• 4 long ranging sensors on the sides for yaw

    X Y

    Z

    Pitch

    Roll

    Yaw

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • SENSOR LOCATIONS

    19

    • Photoelectric sensors (2) – navigation• Long ranging sensors (4) – data acquisition• Short ranging sensors (4) – stability• System Circuit Board

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • BATTERY MANAGEMENT

    20

    • Detects battery packs’ voltage levels• Issues alerts is voltage is too low or high• Determines current draw to calculate power consumption

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • MAGNETIC LEVITATION

    21

    • Controls 6 Arx Pax H3.0 magnetic levitation engines• Interface with motors via ASi BAC motor controller

    • Programmable via ASi BACDoor software• Motor speed controlled using analog 0 – 5 V signal

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • TRANSIT ACTUATION

    22

    • Raises and lowers the pod to various heights to levitate or rest upon wheels

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • TRANSIT ACTUATION

    23

    • Motor activates service propulsion wheel to move pod through tube

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • BRAKE ACTUATION

    24

    • Air valve actuates eddy current braking system • Rotates the magnetic arrays

    Eddy current braking for high speed Friction brakes to come to full stop

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • BRAKE ACTUATION

    25

    • Air valve actuates secondary friction brakes

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • EMERGENCY PROTOCOL

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    • Emergency state activated by:• Emergency pod stop command• Large deviations in velocity profile

    • Protocol• Engage eddy current brakes• Engage frictional brakes at lower speeds• Disengage brakes once pod stop completed• Disengage magnetic levitation engines• Use linear actuator to activate service propulsion wheels• Engage service propulsion motor until tube exit completed

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • COMMUNICATION

    27

    • Must communicate sensor data once per second• SpaceX provides a Network Access Panel (NAP) that provides wireless

    network access

    • Ethernet module on printed circuit board sends data

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • NETWORKING APPLICATION

    28

    • Developed secure application level

    protocol

    • Displays and logs sensor data

    • Sends control messages

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • CODE ARCHITECTURE

    29

    • Managed a git repository for version control• Ensures that code remains clean• Avoids merge conflicts

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion

  • CONCLUSION

    30

    • Thank you to Dr. John Johnson and Will Miller• Thank you to Elon Musk and SpaceX• Thank you to our generous sponsors

    Jonathan Siegel Tilt Contributors

    Hyperloop

    Competition

    Team

    Printed Circuit

    Board

    Sensor Data

    Actuation

    Communication

    Conclusion