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From: "Carlos E.R." <robin_listas@es.invalid>
Newsgroups: sci.electronics.design
Subject: Re: The Spanish Grid Drop-out - recently released information.
Date: Tue, 13 May 2025 02:50:21 +0200
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On 2025-05-13 00:20, Joe Gwinn wrote:
> On Mon, 12 May 2025 23:33:30 +0200, "Carlos E.R."
> <robin_listas@es.invalid> wrote:
> 
>> On 2025-05-12 16:36, Martin Brown wrote:
>>> On 10/05/2025 17:58, John Robertson wrote:
>>>> On 2025-05-10 9:46 a.m., Bill Sloman wrote:
>>
>> ...
>>
>>>> Perhaps for systems that have large solar or wind arrays they could
>>>> use a number of large rotating masses to smooth over these burps?
>>>> Vacuum and magnetic bearings...
>>>
>>> They are intrinsically dangerous if they store enough energy to really
>>> matter. We had such a steel reinforced lead flywheel and motor generator
>>> configuration on big radio telescopes storing just enough energy to stow
>>> them in the event of a storm taking out 3 phase mains power. The dishes
>>> can only reliably survive storms if they are pointed at the zenith.
>>> (sometimes not even then)
>>>
>>> Working out how far it would travel if it ever broke free from its very
>>> substantial bearings was used as an exam question. It was installed
>>> pointing so that it would not hit any property if it did.
>>
>> It would affect earth rotation, too. Some huge water reservoir in China
>> is affecting it already.
>   
> Three Gorges Dam?
> 
> .<https://en.wikipedia.org/wiki/Three_Gorges_Dam>

Yep.

-- 
Cheers, Carlos.