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Presenter

Notes

Pegasus Iterations

  • Investigate angled landing gear - modify Peggy 2 but not too much

    • worth investigating, Peggy 2 landing gear may work

    • Make sure member is aware, honest and transparent

  • Rigid top cover - maybe fiberglass + molds

    • signal interference + weight

    • ideas for cover - thermoforming?

  • Motor shields - integrated into motor mounts

    • light as possible

  • Aerodynamic cabin using 3D printed molds and vacuum bagging

    • talk to Ops, C.F. sponsor

I want to try out 3D printed mold and vacuum bagging on a very small part, maybe a mini air-foil before we do something big. This will use some small amount of C.F. but worth it for learning imo.

  • potential learning session with F.E.

Fixed Wing Program

  • Splitting up design into sub-projects

    • Wings

      • Designing/choosing airfoils

      • Simulations to inform design

        • Planning to make airfoils 101 workshop

      • Developing a manufacturing plan

        • Don’t think CF is worth it, probably CNC foam

    • Skeleton/fusalage

      Some form of tubing - laser cut wood

      fuselage

      • Tubing or chassis? Thinking cheap materials like lasercut wood, aluminum?

      • Landing gear design/manufacturing

  • Scale dictated by motors, props

  • at least 2 airframes

    • test diff. shapes

    • modular - change fuselage and wings easily

    • leadership creates excel calculator for flight characteristics

  • Airfoil ✅

    • people looking at airfoil shapes and how to make them

  • Planes have to be cheap, they will most likely crash alot

    • router queue for CNC foam

    • laser cut/waterjet for ribs, craft paper, plastic, craft foam (hotwire foam cutter)

  • Aluminum too heavy

    • material selection mostly depends on scope of fixed wing

    • fuselage should be easily changeable

  • Alison to investigate the frame more (need to wait until arch. figured out)

  • Mention skeleton to people

Battery module

  • Designing custom battery pack to simplify plugging in process

  • Long-term thing, not a priority for this comp. cycle

  • Wider team discussion than just mech

  • Mech shouldn’t be driving this project

  • Control form factor, less wiring

  • Integration problems for the aircraft actually working

PMs for S24

  • Cabin PM to continue?

  • PM for skeleton

  • PM for Wings

  • Combine layups with this

  • Evan to PM cabin

  • Wings as a project

  • Alison to PM skeleton

  • Hold off Antenna tracker until EFS communicates

  • PMs must PM

  • Sohee interested in wings PM?

✅ = task for mech

Extra

  • Compare weight of Peggy 1 and Peggy 2

  • re-visit CF to resin ratio

    • layers not fused together as well (maybe not enough resin)

    • CF splintering when cut by waterjet

    • using volume to determine the amount of resin

    • more research