Are batteries the future?

sato's picture

Yes, Batteries Are Our Future. Here’s Why.

Really well-made video covering the topic.

FYI the battery installed in australia cost $50m.

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daftcunt's picture
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I was looking into converting a SUV or Pick-up with a broken engine into electric. Motors and electronics are not the real issue, it is battery price. a 2nd hand tesla 100kWh battery in good condition will put you back just under 20k€, that would be necessary to give me the min. desired range. So, still a nogo for me, unless I find a good battery for around 10k€.

 

Also manufacturers seem to take the piss when it comes to new electric cars. the base model Hyunday mini SUV costs just over 13k€, the electric version is almost triple. Renault produce a small electric car (ZOE) that will put you back just unde 20k€ but you have to lease the battery for over 100€/month if you do some mileage with it.

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sato's picture

i've heard they're doing it deliberately depending on the market. they don't want to be required to service them or keep stock of parts, and dealers don't want to lose sales on maintenance (since electric is much lower) nor have to employ new staff and kit out a new bay to deal with electric variants, so they overprice the cars for only token sales. bmw's i3 was the frontrunner for that, costing more than double what it actually cost to make and far more than it was worth, so you can get the 2nd hand extremely cheap, though servicing is a hassle.

i also heard that a lot of people are doing home builds with car battery packs just as they have been for home battery power storage for a while now, with full units built for $5k-$10k by buying up a few "dead" units and scrounging the best cells to make a unit nearly as good as new.

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daftcunt's picture
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Problem with acid batteries is the energy density. I want to move a 2 ton vehicle for a realistic 300km, no chance with those batteries, also if you have a minor accident there is potential a huge acid desaster

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sato's picture

was talking about li-on. the 18650 cells are li-on and pretty standard in both home battery storage and also electric car battery packs. "diy powerwall" for more info.

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