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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 Spanish Grid Drop-out - recently released information.
Date: Mon, 12 May 2025 01:23:50 +1000
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On 12/05/2025 12:09 am, john larkin wrote:
> On Sun, 11 May 2025 20:38:51 +1000, Chris Jones
> <lugnut808@spam.yahoo.com> wrote:
> 
>> On 11/05/2025 4:18 pm, Bill Sloman wrote:
>>>> I believe that there are some new regulations in at least one
>>>> Australian state, driven by the (fossil-fuel-stoked) fear of "too much
>>>> solar destabilising the grid", which require new home solar inverters
>>>> to stop exporting power, unless they receive continuous "permission to
>>>> export" signals from our overlords, the network operators.
>>>
>>> It is cruder than that. They've just stopped paying any realistic kind
>>> of feed-in tariff to people with roof-top solar, and as a result 40% of
>>> new roof-top solar in Australia is now being installed with Tesla
>>> Powerwall or similar battery. It more than doubles the cost of the
>>> installation, but reduces the pay-back time for the whole installation
>>> to about seven years, and save you negotiating with your power supplier
>>> about their derisory feed-in tariffs.
>>
>>
>> No, they say:
>>
>> "What happens if my solar inverter loses internet connectivity?
>>
>> If your solar inverter loses internet connectivity, the excess energy
>> you export to the grid will automatically be reduced. This ensures it
>> can be safely managed."
>> ( from here:
>> https://www.energy.vic.gov.au/__data/assets/pdf_file/0019/701911/Emergency-backstop-customer-factsheet-June-2024.pdf
>> )
>>
>> So if all of the inverters lose internet, which is entirely likely at
>> some point bearing in mind our telcos, we can expect a blackout too, all
>> so that "it can be safely managed." The blackout will no doubt help the
>> telcos to get back online promptly. Fun times ahead.
>>
> 
> Electric power used to be reliable and affordable.

And it isn't now?

-- 
Bill Sloman, Sydney