Daily Chart: What’s the Charge? // (Steven Hayward)

I obtained a laugh out of a recent Wall Street Journal article that described ” fast-charging” electric cars through which ” fast-charging” was thought to take 20 minutes to a hour. If that’s h

Maybe we should look at recharging in winter time for a hint. Today’ s chart turns out to be hard to make out, but it exhibits the data showing that electric powered cars will charge much sluggish in colder weather:

An article in Energy Policy (a record for which I have occasionally dished up as a peer-reviewer) explains the specific situation:

Winter in particular can considerably break down the charging rate in addition to extend the duration of recharging, which potentially pose problems in EV operation inside cold regions. Therefore , within a large country like the United states of america where regional climate may differ from coast to coast, fast charger application for EVs requires will be regarding the effects of regional temp on fast battery recharging.