Friday, October 2, 2009

Lab 3a

The Team:
Takumi Jinmon
Lisa Perez
Janani Viswanathan

Our Goals for Lab 3a:
  • Assemble and set up
  • Estimate winding resistance, motor constant, damping, and inertia
  • Create simulation models of the motor system and generate predictions of behavior
  • Use an analytical system model with test data to estimate and verify system parameters
  • Try a basic position feedback loop
  • Create controllers and synthesizer communications

Day One:

Our windings for the motors that we will be building are not in yet, so we tried to do what we could to get the most of the lab in time being. We tested our Hall effect sensors with everyday magnets, and noticed that while the effect was noticeable on the serial output of the Arduino, it was not substantial enough to make a difference when place in a circuit with the motor. Based on this, we decided to calibrate the circuit using the Arduino such that the magnets would be able to activate the motor.

Additionally, we soldered the components of our H-bridge. Took a little bit of time since the parts are minuscule, but it is ready to go!

Beyond that, there is not that much for us to do right now. We are working on setting up the block diagrams in Simulink so that we can just plug and chug the gains once we measure them.

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