Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail
From: Bill Sloman <bill.sloman@ieee.org>
Newsgroups: sci.electronics.design
Subject: Re: The Physics Behind the Spanish Blackout
Date: Tue, 10 Jun 2025 14:46:26 +1000
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On 10/06/2025 4:37 am, Jeroen Belleman wrote:
> On 6/9/25 17:34, bitrex wrote:
>> On 6/9/2025 10:14 AM, Joe Gwinn wrote:
>>> On Sun, 08 Jun 2025 17:16:09 -0700, john larkin <jl@glen--canyon.com>
>>> wrote:
>>>
>>>> On Sun, 08 Jun 2025 19:15:57 -0400, Joe Gwinn <joegwinn@comcast.net>
>>>> wrote:
>>>>
>>>>>
>>>>> The Physics Behind the Spanish Blackout, Bjorn Lomborg, Wall Street
>>>>> Journal, 3 June 2025 issue, page A13.
>>>>>
>>>>>
>>>>>
>>>>> Here is a gift link.  No paywall, but they will insist on trying to
>>>>> persuade you to subscribe.
>>>>>
>>>>> .<https://www.wsj.com/opinion/the-physics-behind-the-spanish-blackout-solar-and-wind-power-unstable-grid-8be54b2a?st=VUVUMR&reflink=desktopwebshare_permalink>
>>>>>
>>>>> Joe
>>>>
>>>> What's net zero is the line voltage. The issue is partly spinning
>>>> mass, but more important is gross gigawatts available on bad
>>>> afternoons.
>>>>
>>>> Another time bomb is that (cheap) solar panels and inverters and
>>>> batteries don't last as long as is assumed in payback calculations. In
>>>> 10 or 15 years there will be an enormous disposal problem. And lots of
>>>> leaky roofs.
>>>
>>> Yep.  And given the likely end of the mandates and subsidies,
>>> replacement may prove expensive, making the business case less
>>> attractive.
>>>
>>> Joe
>>
>> I remember not too long ago when the climate-change deniers were 
>> claiming renewables could never be a significant part of a country's 
>> energy profile but I guess when they find out Spain was running 73% 
>> one afternoon they have to change their argument, lol.
>>
>> Just goalpost-shifting forever.
>>
>> Better question is will the fission nuclear industry ever give up 
>> trying to push their obsolete pointless technology that has been 
>> nothing but broken promises for 75 years. It's over give up, already.
> 
> Fission works fine, although admittedly it's getting bogged down by
> regulations and its reputation has suffered from some extensively
> publicized accidents. Nuclear hasn't caused even close to as many
> fatalities as has coal. France runs on nuclear power and it's doing
> fine.
> 
> It's fusion that has failed to live up to its promises.
> 
> Renewables can be made to work, but need to learn to play well in
> the existing infrastructure and need some kind of backup which
> makes it more expensive.

But not more expensive than burning fossil carbon, even if you ignore 
the collateral damage to climate.

-- 
Bill Sloman, Sydney

> Jeroen Belleman
>