Author: Jeroen Meijer

Defective key card

The key card of my ZOE was slowly giving me trouble (not the keyless entry one BTW, it’s a simple ZOE Life). It was slightly iffy for a few weeks, but nothing that a bang couldn’t fix. However yesterday I

Mesmerizing video of the R motor production (and more)

More BCB and filter pictures

Fred Leudon disassembled his Q model BCB himself and here a few of his pictures, now including the filter module! Note that what I earlier identified as the flyback diode is actually a 63 uH coil. Also visible is the

V2G and V2H charger: Next step Chamelion?

In The Netherlands there is a car sharing initiative called We Drive Solar, basically using car batteries as PV grid storage on the neighborhood-level, as opposed to home-level. In that neighborhood (Lombok in the city of Utrecht), they have long

Lead acid battery replacement advice

As there is no indication about a degrading 12 volt battery like a struggling starter motor in an ICE, it’s condition that can bite you, and I am sure that is the reason for Renault advising replacement after 3 years.

Charger design

This is a companion post to the BCB pictures post. It makes sense to check all pictures and text there first. A student in high power electronics contacted me to discuss some design issues and pointed me to this US

Only single phase charging failing.

Just like in brain research, often a lot can be learned when things go wrong. A friend driving a ZOE was struggling for months with the weirdest problem. The car charged fine on public chargers, but not at home. However,

V/I graph of the ZOE charging

Harm Otten had a team from the local electricity distribution company over for an unrelated metering problem, and obtained from them a screen shot of the voltage / current curve of ZOE charging. This is a Q model. The dark

Android Auto – also on the oldest of ZOEs

It turns out even the oldest R-Link consoles have Android Auto support, though disabled. It takes some work to enable it but it is very doable. Need to drop a few huge thank-yous for people involved and I really hope

The charge plug locking mechanism #4

For a few days charging has been a bit problematic, and finally it quit altogether yesterday. The problem was now definitely the plug locking mechanism as it kept on clicking while the plug was surely locked. I removed the mechanism

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