EV, Hybrids & Charging Infrastructure

July 2023
The Evolution of Low Voltage Power Distribution in Automotive Electronics – From ICE to MHEV to BEV

Click image to enlarge

Figure 1: A typical dual-bus electrical system in a mild hybrid has the addition of a bi-directional DC-DC converter to allow power to flow between the two voltages when needed

Automotive electronics have gone through several eras of evolution in the past 30 years.  The first stage was with pure internal combustion engines (ICE) that had mostly mechanical, or engine-driven systems such as power steering and air conditioning.  The second stage – mild hybrid (MHEV) – was wi
. . . Learn More
Date:
07/28/2023
PSDcast – The First Fully-Electric City

Bill Klehm, Chairman and CEO of eBliss

Ithaca, NY wants to become the first fully-electric city, and the obvious question is “is something like that even possible?” On the line to discuss that is Bill Klehm, Chairman and CEO of eBliss.
Date:
07/19/2023
Battery Swapping Desperately Tries to Stay Relevant

Jason Lomberg, North American Editor, PSD

Battery swapping is that curious legacy solution that just refuses to die. And now one of the leading players, Ample, has debuted a station promising “recharge” times of 5 minutes! We previously spoke about the battery swapping phenomenon and arguably its most high-profile failure. Startup Better Place rai
. . . Learn More
Date:
07/01/2023
Putting Batteries in Parallel? Better Watch Out for These Failure Modes

Click image to enlarge

Figure 1: A typical Battery Management System for lithium ion batteries

As the demand for increased energy storage capacity grows, engineers are frequently challenged to place multiple batteries in parallel. Using multiple batteries can offer extended runtime, enhanced reliability, and the ability to carry energy to different locations that may not have charging capabilities. With th
. . . Learn More
Date:
07/01/2023
Managing Batteries and Expectations

Jason Lomberg, North American Editor, PSD

We’ve now passed the official start of summer, and at the risk of sounding cliché, things are about to heat up with one of – if not the – hottest topics for our publication, batteries. Batteries are uniquely critical in that they’re vital to myriad portable devices and the electric vehicles in operat
. . . Learn More
Date:
07/01/2023

 


-->