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Wheel Speed Sensors for FSAE Racecar

Writer: rebecca-mcrebecca-mc

Updated: Jul 12, 2019

I designed and machined aluminum mounts for hall effect wheel speed sensors. I assisted in the testing and electrical debugging of the sensors. Data from these sensors was used in real time to estimate slip for traction control, as well as in post-processing to validate vehicle simulations and inform design decisions.

  • Measured RPM with hall effect sensors that detect steel encoder teeth.

  • Provide accurate low-speed readings necessary for vehicle controls software.

  • Achieved 1.2 kHz data at maximum rpm and quadrature operation.

  • Iteratively designed housing using 3D printed prototypes and CNC machined aluminum parts.

  • Created spindle adapter to enable sensor testing in collet on mill.


 
 
 

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