Industry Analyst -- Propulsion and Technology
Bob covers Propulsion & Technology: Engines, transmissions and drivetrains and related electrified systems such as electric vehicles, hybrids and fuel-cell vehicles.
Latest From Bob Gritzinger
Ford’s Maverick compact pickup and Bronco off-roader show off the automaker’s engineering capabilities across two widely different light-vehicle segments.
In a world full of BEVs offering 3-4 miles per kWh, the Mercedes-Benz Vision EQXX registers a stunning 6.2 miles per kWh, giving the vehicle more than 600 miles of range from a sub-100-kWh battery.
Improving the efficiency of electric motors is the core technology under development by Exro Technologies. The company’s Coil Driver employs a patented system of motor management that can eliminate the need for multiple motors to power everything from electric bicycles to medium-duty trucks.
As the automotive industry hurtles toward an electrified future, the internal-combustion engine remains a significant part of the mix. Our industry survey indicates a handful of technologies are expected to improve ICE efficiency in the coming decade, with advanced combustion concepts leading the way.
Hydrogen Day (Oct. 8 = 1.008, the atomic weight of hydrogen) always produces news on the fuel-cell vehicle front. But great expectations for a hydrogen-powered future are being tempered by reality.
The move to eliminate expensive, rare-earth magnets from automotive traction motors is driving a wave of innovation in induction-motor technology.