OT: Half of France's nuclear reactors out of commission for repair and maintenance

Jun 03, 2022 Last reply: 4 years ago 49 Replies
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Bad news at a time when electricity supplies throughout Europe are under increased pressure due to energy shortages as we emerge from Covid and as a result of the Ukraine war and sanctions on Russia.


Indeed. Perhaps nuclear may not be the best option for future electricity generation.

snipped-for-privacy@4ax.com

Do you remember when we went from big mainframe computers to everyone having a PC on their desk? Should we be heading towards micro-reactors?

Yes, shades of Asimov's Foundation series, we need walnut sized generators.

Bring back the BT trimphone :-)

Its OK, we are sending them lots of British electrons.

IF regulations would allow it the thought of a micro reactor in a nice cast iron Nuclear Aga bumbling away generating all my heating needs for

60 years is rather good.

I suppose a battery back and a small steam engine bolted on the side would handle electricity via an inverter...

Well for domestic use, AGA sized ones anyway... I think there is a lower limit on getting the chain reactions to work - but of course you don't NEED a chain reaction for fairly 'hot' decay products.

I think that, for domestic use, it would be really good if the reactors didn't contain a critical mass.

A thermopile would be simpler, if they have the capacity.

Critical mass etc

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Californium-252 only requires a sphere of 6.9 cm diameter to go critical, so getting close to a walnut sized generator. All you need is lots of Californium-252...

James Lovelock (he of Gaia fame) would be happy to have a concrete box of nuclear waste at the bottom of his garden to provide all his domestic heating requirements (The Revenge of Gaia, p.92)

I would prefer the steam engine.

Can't see too many in flood prone areas or high water table areas being happy with that.

It wouldn't be a concreete box, actually, It would be a large steel container of vitrified waste.

Nah, a Stirling engine, much simpler!

Still can't see it being viable in that situation with what is needed to get the heat from it into the house.

Put it in a shed and build a heat pump around it. Simples.

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