Up until now, I'd never given much thought to electric motor cooling; after all, EVs' motors operate at over 90% efficiency.

Electric motors are compact and don't need much cooling compared to a combustion engine, and there's no exhaust to worry about. Putting the motors close to the wheels makes sense—in the wheel ...

This figure is projected to triple by 2030." ECM's report then underscores the centrality of HVAC and electric motors to these facilities. "Cooling systems account for 37% of the energy they use.