Search Results Found For: "motiv power"

Exro Technologies to supply Coil Drive Systems for SEA Electric commercial EVs

Exro Technologies’ mission is to use its power electronics products to “expand the capabilities of electric motors and batteries.” Now the company has signed an initial purchase order and multiyear sales and service agreement to supply 1,500 Coil Drive System units to commercial EV builder SEA Electric. Pilot vehicle integration will begin as early as… Read more »

hofer’s new 800 V EV inverter to use VisIC gallium nitride chips

Automotive powertrain maker hofer powertrain is using semiconductor manufacturer VisIC Technologies’s gallium nitride chip in its new inverter. hofer powertrain has selected the gallium nitride D3GaN Direct Drive D-Mode chip for its new traction inverter. The high-frequency 3-level inverter is designed for 800 V battery systems in automotive applications. “hofer powertrain’s development paves the way… Read more »

Mercedes-Benz to begin production of eEconic, an electric truck for specialty municipal applications

An oft-cited obstacle to the electrification of municipal vehicle fleets is that electric versions of specialty vehicles such as refuse trucks and fire trucks are not available. Now Daimler Truck has taken a step toward filling this niche with the launch of the Mercedes-Benz eEconic, a new e-truck designed for municipal use. The key technical… Read more »

A closer look at brushed AC motors in EVs

Everything old is new again: BMW’s fifth-generation eDrive features a wound-field synchronous AC motor Brushed DC (and AC/DC universal) motors are much maligned for a number of reasons, but one of the chief—if, perhaps, somewhat exaggerated—complaints is that the graphite brushes, and the segmented copper commutator they ride on, wear out over time, all the while producing… Read more »

BorgWarner acquires Rhombus Energy Solutions

Tier 1 automotive supplier BorgWarner has acquired Rhombus Energy Solutions. San Diego-based Rhombus provides EV charging and power conversion technology, including V2G applications. Rhombus supplies its patented technology to EV OEMs, including Proterra, as well as charging and grid service providers. The transaction has an enterprise value of up to $185 million. “The technology that… Read more »

ONE’s hybrid battery pack combines the best aspects of two chemistries to deliver 600 miles of EV range

Q&A with ONE CTO Dr. Steven Kaye. There is a wide range of characteristics that describe the performance of any given battery chemistry: energy density, specific energy, specific power, discharge efficiency, self-discharge rate, cycle life, calendar life, and—not the least important—cost.  Some types of Li-ion chemistries are really good in a few characteristics but fall… Read more »