Notes

  • Mission Requirements
    • Pump
    • Thermal
    • Servos for turning cylinder/baffles
    • Sensors
    • On-board computer (OBC), if necessary
    • Valves for pressure release
  • Operational Modes
    • Idle/safe mode
    • Science mode
    • Programming mode
    • Any other modes that we so desire!
  • Power
    • Peak current
    • Peak voltage
    • Duty cycle
      • Everybody should do some research into this on their own!
  • Protection/Reliability
    • Protection from magnetic, electrical, and thermal interference
    • Safety limits
    • Redundancy
    • "Graceful failure" - ensuring that any failures do not compromise the entire system
    • Testing
    • Noise reduction
    • Data logs
      • Work with data management
  • Harnessing
    • Data paths
    • We need to consider any magnetic interference when we route wires. For instance, we shouldn't route wires near sensors or PCBs.
    • Work with Structures to plan out harnessing in advance
  • On-board components
  • Environmental
    • Account for environmental factors such as:
      • Thermal
      • Radiation
      • Electronics in a vacuum
        • Outgassing
        • Ensuring that certain components (such as capacitors) will work in a vacuum
  • Testing Plan
    • Work with Testing & Manufacturing
  • Integration Plan
    • Work with Oligo

Next Steps

  • Create block diagram(s)
  • Research space-rated components
    • Look into radiation hardening. Do we need to do it in-house? What are our requirements for maximum radiation dosages? What about shielding thicknesses?
  • Communicate with other subteams to get information about sensors, servos, etc. We should compile a list of the datasheets for all of the peripherals that we need to work with.

Resources

  • Power Budgets
    • p. 424 - SMAD
  • Power Subsystem
    • p. 642 - SMAD
    • p. 55 - LEO Satellite Design
    • p. 55 - Small Spacecraft Technology SOA (the rest of the chapter before that is about power generation, less applicable to this project)
  • Avionics (Electronics), On-Board Processing/Computer Selection 
    • p. 226 - Small Spacecraft Technology SOA
    • p. 601 - SMAD
    • p. 87 - LEO Satellite Design
  • Risk and Reliability
    • p. 753 - SMAD
    • p. 206 - LEO Satellite Design
  • Radiation Hardening
    • p. 203 - LEO Satellite Design
  • Integration and Testing
    • p. 711 - SMAD
    • p. 209 - LEO Satellite Design
    • p. 283 - Small Spacecraft Technology SOA
  • Thermal Design (including managing heat from electronics)
    • p. 187 - LEO Satellite Design
    • p. 283 - Small Spacecraft Technology SOA
  • Environment
    • p. 1 - LEO Satellite Design
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