Don't Do It: Ignore Radial-Flux Motors for Top-End Mobility (Download)
Many technologies have played a role in the electric-vehicle (EV) boom. Innovations in batteries, materials, power electronics, and controls have all been crucial in enabling EVs to compete with combustion vehicles in terms of affordability, weight, and range.
One of the most impactful innovation areas for EVs has been advances in motors, with this century seeing major improvements in motor efficiency and power density. These developments have been critical to delivering the compact and affordable electric powertrains that underpin widespread EV adoption.