• News aggregator on electric cars and electric vehicles (cars, motorcycles, boats, planes).

Coveme electric motor slot and battery spacer insulation for high-voltage applications


With motor voltages in many e-mobility applications effectively doubling from the 400V region to 800V or more, one of the issues that arises is preventing breakdown of the insulation within the motor slots, the key stressor being partial discharges. Italian insulation specialist Coveme has developed processing improvements to DuPont Nomex dielectric material capable of withstanding such discharges – improvements that allow the material to be applied at scale by existing production machinery. The company has also launched a new humidity resistant Nomex material for battery cell and module spacers, writes Peter Donaldson. Read more…

Oakland school district now has a 100% electric, V2G-capable school bus fleet


The transition to electric school buses is well underway in California—school districts in the state had ordered over 2,000 electric buses as of late 2023. In May, the Oakland Unified school district announced the conversion of its entire school bus fleet to EVs. (And none too soon—the American Lung Association recently reported that the Bay… Read more…

Audi debuts all-new electric drive architecture 


Audi has unveiled a new all-electric drive architecture that it says offers greater efficiency and noticeably improved performance over its current platforms. The new Premium Platform Electric platform, designed in partnership with fellow Volkswagen Group brand Porsche, is intended to be the foundation of Audi’s EV strategy going forward. In developing PPE, Audi completely redesigned… Read more…