I recently bought a pile of Yasa motors with custom Makani controllers
at a surplus auction, and posted a controller teardown:
https://endless-sphere.com/forums/viewtopic.php?f=30&t=108154
Yesterday, Makani open sourced all their code:
https://blog.x.company/sharing-makani-with-the-world-the-energy-kite-collection-ea49398df78c
including firmware for their TI-based motor controller:
https://github.com/google/makani/tree/master/avionics/motor/firmware
I'm finding lots of interesting stuff in there, including their FOC technique
and choice of field weakening.
at a surplus auction, and posted a controller teardown:
https://endless-sphere.com/forums/viewtopic.php?f=30&t=108154
Yesterday, Makani open sourced all their code:
https://blog.x.company/sharing-makani-with-the-world-the-energy-kite-collection-ea49398df78c
including firmware for their TI-based motor controller:
https://github.com/google/makani/tree/master/avionics/motor/firmware
I'm finding lots of interesting stuff in there, including their FOC technique
and choice of field weakening.