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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 Organization: A noiseless patient Spider Lines: 45 Message-ID: <vvqfe6$gh41$3@dont-email.me> References: <vvnvto$3kd3i$1@dont-email.me> <vvo0k4$3kq8j$1@dont-email.me> <vvo5gv$3lr47$1@dont-email.me> <rf8v1klb6d9djefqfr2e2g8f9k3lgotka2@4ax.com> <qRTTP.120685$vK4b.43405@fx09.ams4> <vvpff0$1g8v$3@dont-email.me> <17%TP.70483$v0S.32377@fx14.ams4> <6qb12khbhibgt0irb6br4blbbtc82p9c29@4ax.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Sun, 11 May 2025 17:23:51 +0200 (CEST) Injection-Info: dont-email.me; posting-host="52959bd639cb7711fced2f7d5f8f858b"; logging-data="541825"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+nfl6+h1GRKNl/6xqu+I+ZvT4YvX3EN+c=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:92xE6suVxnGtd06Yzp6ltn4YZIA= X-Antivirus-Status: Clean In-Reply-To: <6qb12khbhibgt0irb6br4blbbtc82p9c29@4ax.com> Content-Language: en-US X-Antivirus: Norton (VPS 250511-4, 11/5/2025), Outbound message 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