Charged Electric Vehicles Magazine
Issue 70: October-December 2024
Featuring
A closer look at multilevel traction inverters
The vast majority of EV traction motors must be supplied with sinusoidal 3-phase alternating current with the frequency proportional to RPM, and the overwhelmingly favorite way to do this is with a triple half-bridge voltage source inverter, or VSI. In this topology, each bridge switch can connect its output terminal (i.e. motor phase winding) either… Read more »
ChargerHelp guarantees no-excuses EV charging uptime for a fixed fee
EV charging reliability as a service: Q&A with ChargerHelp CEO Kameale Terry. It’s not news to Charged readers (or anyone who makes EV road trips) that public charging has a reliability problem. But whose problem is it? Many of the entities that installed public EV chargers over the last decade (businesses, municipalities, utilities) appear not… Read more »
Pando’s minimalist solution allows more EV charging in less space at less cost
Who needs charging stations? Q&A with Pando founder and CEO Aaron Li. During times of rapid technological development, many companies address the new technology by adapting the trappings of the old (Remember internet portals and online malls?). However, those who think “outside the box” (Remember that tired old phrase? It’s back!) are sometimes able to… Read more »
REE Automotive’s modular REEcorners enable unprecedented flexibility in EV design
Taking the EV skateboard chassis to another level Q&A with Dr. Peter Dow, REE Automotive’s VP of Engineering. To a large extent, vehicles are designed around their propulsion systems. The first generation of modern EVs shoehorned an electric motor and a battery into a vehicle that was designed around an engine, a transmission and a… Read more »
2025 Volvo EX90: the all-electric 3-row crossover you’d expect, plus edgy tech
The 2025 Volvo EX90 three-row electric SUV has been a long time coming. First unveiled in Sweden back in November 2022, its production at a new plant in Charleston, South Carolina, was delayed for many months to resolve software issues. The EX90 entered production there in June 2024 for North American and European markets. (The… Read more »