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Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!eternal-september.org!feeder2.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: john larkin Newsgroups: sci.electronics.design Subject: Re: 1GW (sic) Battery Energy Storage Systems Date: Mon, 25 Nov 2024 19:15:20 -0800 Organization: A noiseless patient Spider Lines: 72 Message-ID: <88fakj9gc9rv5t2hpi1m7gc1tutillr4m1@4ax.com> References: <8ar6kjtg3c4h4sj7k3u0ltgvcqn9mcmpln@4ax.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Injection-Date: Tue, 26 Nov 2024 04:15:21 +0100 (CET) Injection-Info: dont-email.me; posting-host="993d857f34c510b3256d1da9dc5d2b8f"; logging-data="3422649"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX189JSCsGqcygBh7RX8YWG2l" User-Agent: ForteAgent/8.00.32.1272 Cancel-Lock: sha1:1vGgfR/UR+0JR4GJ8iVgEBHKTfg= Bytes: 4666 On Mon, 25 Nov 2024 17:55:35 +0000, Martin Brown <'''newspam'''@nonad.co.uk> wrote: >On 24/11/2024 18:20, john larkin wrote: >> On Sun, 24 Nov 2024 17:58:35 +0000, Martin Brown >> <'''newspam'''@nonad.co.uk> wrote: >> >>> On 24/11/2024 16:44, TTman wrote: >>>> On 24/11/2024 11:40, Martin Brown wrote: >>>>> There is a startup company in the UK called NatPower (no relation to >>>>> the real National Power PLC aka NPower) claiming to have over 25 years >>>>> of experience in BESS. They are proposing 1GW (sic) BESS in all sorts >>>>> of brown and green field UK sites. They have no track record that I >>>>> can find. Does anyone here know of any real international project(s) >>>>> that they have actually done and more importantly *delivered*? >>>>> (their own PR or its uncritical repetition in the press doesn't count) >>>>> >>>>> Their website is very slick indeed but I suspect that beauty is only >>>>> skin deep. I am interesting in evidence of substance not PR fluff. >> >> You've got to have energy before you can store it! > >There is plenty of energy in the form of windfarms that are quite >literally paid to *not* supply electricity when the wind blows any >faster than average. National grid CBA to put enough capacity into the >North South interconnects and so there is a huge surplus in the North >and a deficit in the South around London and the South East. > >Cube law dependence of output power on windspeed means it isn't worth >putting in the cables in to move the highest possible peak power levels >(and that is a fair engineering compromise). However, right now they are >well short of a proper solution and a lot of Scottish and offshore wind >energy producers are paid to feather their blades! > >https://news.sky.com/story/britons-paying-hundreds-of-millions-to-turn-off-wind-turbines-as-network-cant-handle-the-power-they-make-on-the-windiest-days-12822156 > >Building big BESS storage up North won't help at all. It will just alter >who they pay the "don't add your electricity to the grid" money to. > >The stored energy needs to be already in the South before conditions get >tight since the N-S interconnectors have essentially no spare capacity >left at times of peak load. That was in part what caused the spectacular >fail when an insignificant little power station was struck by lightning >and triggered a cascade failure across large swathes of the country in >2019. It didn't help that UK trains required an engineering reset by a >specially trained operative with the right gear when power restored. > >https://www.theguardian.com/business/2019/aug/10/uk-energy-watchdog-demands-answers-after-major-power-cut-england-wales > >Problem is that land prices in the south are much higher... > >> About all the UK has now is coal. Its NG reserves are mostly used up. > >Last coal fired power station shut down last month. > >https://www.bbc.co.uk/news/videos/c98ye7ewwlwo > >Dash for gas was how they met their CO2 reduction targets but now we are >a bit screwed since gas prices are sky high and we pay top market rates >for it (even though we still have active gas fields). They even did away >with the bulk gas storage facility so that we were literally hand to >mouth on the spot market for gas at the start of the Ukraine war. > >There is some ageing nuclear still running and large scale biomass >greenwashed wood burning facilities like Drax (sounds like a Bond villain). > >https://www.bbc.co.uk/news/science-environment-68381160 Having electricity used to be normal.