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From: Bill Sloman <bill.sloman@ieee.org>
Newsgroups: sci.electronics.design
Subject: Re: battery fire
Date: Sun, 19 Jan 2025 15:42:49 +1100
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On 18/01/2025 9:37 pm, Liz Tuddenham wrote:
> Jeff Layman <Jeff@invalid.invalid> wrote:
> 
>> On 17/01/2025 21:42, Martin Brown wrote:
>>
>>> Lithium ion battery fires are virtually impossible to put out - you have
>>> to let them burn out and use boundary cooling on the neighbouring
>>> modules with copious amounts of water. Looks like this one managed to
>>> get away from the fire fighters (which isn't supposed to happen).
>>
>> We have no problem building large windmills at sea. Why not build the
>> lithium storage facilities off the coast too? The capital cost would be
>> higher, but once built they could be maintained in a similar way to
>> those on land. And if one caught fire, there's plenty of water around to
>> put the fire out, or at least keep it under control. For even greater
>> safety - and expense - they could be built as submerged facilities,
>> where any fire could be dealt with in seconds by opening a valve and
>> letting sea water flood the building.
> 
> I seem to remember from my chemistry lessons that lithium reacts
> violently with water.  Containing lithium pollution of large areas of
> the sea in stormy conditions (which is when catastrophic failure is most
> likely to occur) might be quite difficult.
>