Author: agencasinoonlinetesplay
Japan – Hitachi: Compact, Lightweight Direct-Drive System to Make In-Wheel Electric Vehicles Closer to a Production Reality
Hitachi, Ltd. (TSE: 6501) and Hitachi Astemo, Ltd. today jointly announced the development a compact, lightweight direct-drive(1) system for the increasingly popular EV segment,(2) which combines the motor, inverter, and brake into a single unit (Fig. 1). This enables the installation of the entire system into the wheel, thus moving the world one step closer to a zero-emissions society. The new motor transmits the high drive force necessary to run an EV directly to the wheels, and its lightweight design and world-class 2.5 kW/kg power density(3) significantly limit the weight increase traditionally associated with in-wheel units. Moreover, adopting an in-wheel ... Read more