IEEE - SoonerRobotics/SCR-Resources GitHub Wiki

2018-19

**Result: ** ???

Captain: Kichang Song
**Mechanical Lead: **Andy Schramka
**Electrical Lead: ** Kevin Cronch
**Software Lead: ** Joseph Chang

2017-18

**Result: **15th place

Captain: Justin Kleiber
**Mechanical Lead: **Kichang Song
**Electrical Lead: ** Tyler Julian
**Software Lead: ** Ethan Vong

Challenge Summary
The robot had to pick up colored steel coins and place them around the field based on their color

Successes

The robot was bad, and there was not much success. It could drive, despite changing the drivetrain from continuous motors to stepper motors the week before competition, so that was a small victory

Failures

  • Pickup mechanism was over-complicated
  • Turntable storage design for collecting coins was unreliable and bad
  • Drive wheels and line follower were both centered on the bottom of the robot. This meant the robot could not follow lines at all
  • Electrical work was not modular
  • Robot was way behind schedule

Things we learned

  • Keep it simple. The best teams did a pick and place strategy and did not try to store the coins
  • Put the wheels at the back and the sensor array at the front for effective line following
  • Don't try so hard to keep everything contained inside the robot
  • Setting unrealistic goals and falling back on them being ambitious is not a good project management strategy

2016-17

Result: 9th

Captain: Trevor Roach
**Mechanical Lead: **Dalton Newport
**Electrical Lead: ** Duncan Paterson
**Software Lead: **Justin Kleiber

Challenge Summary
The robot had to drive around and map underground tunnels. Also, there was a 6 sided die inside a cup that the robot had to open to count how many dots were on the die.

Successes

The robot was decent at driving using its PID and pre-programming in the path worked really well for us.

Failures

  • Robot used a metal detector rather than an AC voltage sensor, which would have made some of the mapping way easier
  • Robot's wheels were at the front, so could not turn in place
  • We didn't realize we could square ourselves on the edge of the board, so our driving wasn't as tuned as it could be

Things we learned

  • Do more research into sensors. Often, there is a cheap sensor that can do obscure tasks really well
  • Read the rules carefully and ask questions. Don't make assumptions
  • If the robot should turn in place, the center of turn needs to be where the center of mass is
  • Stepper motors work really well.
  • Solenoids and a microphone can be used to do testing on if a surface has something behind it (like knocking on a wall)
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