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Science

I_UndergroundPanther

(12,956 posts)

2. Every home in America should

Reply to SorellaLaBefana (Original post)

Fri Nov 11, 2022, 03:48 PM

Nov 2022

Have one of these sand batteries be totally self sufficient. No more electricity bills from burning coal.

You get the unit thats it. Service it as needed for cheap.

That would reduce our carbon footprint a lot.

We wont get these unless the R's are
made to get the fuck out of the way.

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Astounding Finnish Sand Battery [View all] SorellaLaBefana Nov 2022 OP

A thermal mass, not a battery. They're storing heat, not electrical energy. eppur_se_muova Nov 2022 #1

I suspect that might be a term of art in Finnish that doesn't translate properly to English. NT mahatmakanejeeves Nov 2022 #4

Every home in America should I_UndergroundPanther Nov 2022 #2

Provided you have room for a 23-foot silo. NT mahatmakanejeeves Nov 2022 #5

I wonder what a residential scale sand heat storage system would be, size-wise. OAITW r.2.0 Nov 2022 #8

Sigh... NNadir Nov 2022 #9

The process "... only has an efficiency rate of 30%. But he doesn't view that as a major issue." mahatmakanejeeves Nov 2022 #3

I wonder if this could help in Ukraine this winter? nt mitch96 Nov 2022 #6

Isn't Iceland the perfect place for this? cyclonefence Nov 2022 #7