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Stefan Thorburn

@stefanthorburn

Wife and 3 kids. Leaf+PV+ground source heat pump. PhD in power system stability. ABB. Opinions my own. Like=bookmark.

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01.12.2023
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Latest posts by Stefan Thorburn @stefanthorburn

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Spain could be the only EU country to beat energy price hikes Spain spent the last six years investing heavily in wind and solar energy, leading to some of the cheapest power prices in Europe.

Huge investments in renewable energy have made Spain more independent from fossil fuel imports, and less vulnerable to the surging prices following the US and Israeli attacks on Iran

An end to fossil fuels is better for the climate and people's bills – and takes power away from tyrants

11.03.2026 15:51 πŸ‘ 134 πŸ” 60 πŸ’¬ 1 πŸ“Œ 7
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This cleantech startup put a novel heat battery in a giant steel mill Tata Steel and startup Kraftblock say they’ve successfully deployed a thermal-energy storage system that harnesses waste heat at the Jamshedpur steel mill…

Thermal storage goes from strength to strength:

Tata Steel is piloting a 20 MWh thermal energy storage system at its Jamshedpur plant in India, using a so called heat battery to capture and reuse high temperature waste heat from the sintering process.

www.canarymedia.com/articles/gre...

12.03.2026 09:24 πŸ‘ 523 πŸ” 127 πŸ’¬ 12 πŸ“Œ 8
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Net zero will cost less than fossil fuel price rise, UK climate adviser says Climate Change Committee report comes after days of turbulence in global energy markets

For every pound spent on net zero, the benefits would outweigh the cost by between 2.2 and 4.1 times says @thecccuk.bsky.social
www.ft.com/content/d163...

11.03.2026 06:59 πŸ‘ 142 πŸ” 65 πŸ’¬ 3 πŸ“Œ 6

For several years now, public EV charging points in Amsterdam have also been used to provide temporary power supplies for construction projects and events, for example. The city is now actively promoting this as an alternative to diesel generators on construction sites.

10.03.2026 09:46 πŸ‘ 47 πŸ” 14 πŸ’¬ 2 πŸ“Œ 2
Map of the North Sea showing projected wind farm locations occupying quite a lot of its area.

Map of the North Sea showing projected wind farm locations occupying quite a lot of its area.

Have you wondered "If all of the North Sea nations built as much offshore wind as their govs have announced, what would the Sea look like"?

Do you need a plausible scenario for farm and turbine locations in 2050, based on that premise?

If so, read this new paper!

www.mdpi.com/1996-1073/19...

09.03.2026 16:09 πŸ‘ 8 πŸ” 2 πŸ’¬ 0 πŸ“Œ 1
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Dakota Biochar Launches New Facility to Transform Forest Waste Dakota Biochar's new facility in Rockerville transforms forest waste into biochar and clean energy, enhancing soil health and reducing wildfire risks.

biochartoday.com/news/dakota-...

09.03.2026 05:47 πŸ‘ 1 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Biomass Energy Techniques ~The New Dimension In Renewable Energy~ β€œWe believe waste isn’t the end of the story β€” it’s the beginning of transformation.”

Instead of sending waste to landfills, a Pyrolysis Rotary Drum system converts it into valuable outputs, including:

β€’ Up to 1,000 kW of energy per day

β€’ Biochar that can be used for soil enhancement, filtration, or as a carbon-negative product
#EnergySky
biomassenergytechniques.com/prd-info#4f7...

08.03.2026 19:19 πŸ‘ 7 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

If you were investing in the future would you like to spend a billion or more dollars a day on a war for oil or would you like to spend that money to rapidly reduce your dependence on oil?

Now we get to see both of those approaches in real time.

08.03.2026 15:53 πŸ‘ 177 πŸ” 83 πŸ’¬ 3 πŸ“Œ 0
Nino3.4 region sea surface temperature forecast.

Nino3.4 region sea surface temperature forecast.

Wow, that's a monster signal for El NiΓ±o in today's new ECMWF seasonal forecast.

05.03.2026 19:54 πŸ‘ 116 πŸ” 49 πŸ’¬ 11 πŸ“Œ 13
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The prospects for ultra-high-temperature heat pumps An international research team has reviewed emerging solid-state and gas-cycle heat pumps capable of reaching temperatures of up to 1,600 K, assessing their challenges, applications, scalability, and technology readiness levels. The researchers say these systems could outperform conventional high-temperature heating technologies by achieving coefficients of performance above 1.

The prospects for ultra-high-temperature heat pumps #energysky -- via pv magazine global:

22.02.2026 18:33 πŸ‘ 1 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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GOOD NEWS: The world’s largest steam-producing heat pump is now online in Finland, delivering 12 MW of superheated steam from waste heat and COβ‚‚-free electricity.

Proof that industrial heat can be electrified at scale.

www.pv-magazine.com/2026/02/19/w...

22.02.2026 13:53 πŸ‘ 4322 πŸ” 1370 πŸ’¬ 92 πŸ“Œ 72

β€œHow many people does it take to screw in a lightbulb?
The answer – in SAPN’s case study – is an electrician, a plumber and software techs, who now all need to work together to ensure the home management system can control the proverbial lights.”

20.02.2026 06:15 πŸ‘ 5 πŸ” 3 πŸ’¬ 2 πŸ“Œ 0
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Cyber-attacks could disrupt smart factories by targeting time itself A cyber-attack does not always need to steal data or shut systems down to cause damage. Sometimes it only needs to shift the clock.

Cyber-attacks targeting timing systems in smart factories can disrupt coordination and safety by subtly manipulating network clocks, highlighting the need for robust timing security in automated industries. doi.org/hbpz36

19.02.2026 13:25 πŸ‘ 2 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Used electric cars are safer to buy than second-hand petrol or diesel models Pre-purchase used car inspections reveal far fewer faults on EVs than petrol and diesel models, with luxury SUVs amongst the riskiest buys

Used electric cars are safer to buy than second-hand petrol or diesel models

Pre-purchase used car inspections reveal far fewer faults on EVs than petrol and diesel models, with luxury SUVs amongst the riskiest buys.

19.02.2026 16:15 πŸ‘ 4 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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#GraphicOfTheWeek: Advances in geothermal technology mean it is no longer limited to volcanic regions like Iceland.

43 GW of geothermal capacity is already cost-competitive with coal and gas, and up to 42% of EU coal and gas power could be replaced.

ember-energy.org/lat...

18.02.2026 13:00 πŸ‘ 58 πŸ” 23 πŸ’¬ 3 πŸ“Œ 5
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We tend to think of batteries as the ones in our phones. But the real shift is happening at grid scale.

Utility-scale β€œmega batteries” now have hundreds of millions of times the capacity of a smartphone battery.

Costs are down ~40% since 2024, and capacity in 2024 was 12x higher than in 2020.

16.02.2026 10:43 πŸ‘ 536 πŸ” 207 πŸ’¬ 20 πŸ“Œ 17
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Investment in next-generation geothermal has risen sharply – surging from $20 million globally in 2018 to over $2 billion last year.

Our new commentary examines what’s driving this growth in financing – and what’s needed to keep up momentum πŸ‘‰ iea.li/4tfnaUX

15.02.2026 11:45 πŸ‘ 6 πŸ” 5 πŸ’¬ 0 πŸ“Œ 0
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Australian state awards 12 GWh of long-duration storage contracts #energysky -- via pv magazine global: www.pv-magazine.com/...

14.02.2026 13:13 πŸ‘ 4 πŸ” 2 πŸ’¬ 0 πŸ“Œ 2
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Fortescue launches its first electric locomotives – with batteries the size of more than 200 Tesla EVs #energysky -- via Renew Economy: reneweconomy.com.au/...

13.02.2026 01:36 πŸ‘ 2 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0

β€œElectricity prices tumbling by 30 per cent in a year and sometimes going negative.”

South Australia is living in the future we will all get to eventually. The only question is: How long will the rest of us stay off course, doubling down on more expensive and polluting forms of energy?

12.02.2026 14:07 πŸ‘ 33 πŸ” 16 πŸ’¬ 4 πŸ“Œ 0
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There’s More Than One Way to Build a Wind Turbine Startups Airloom and Radia looked at the same set of problems and came up with very different solutions.

Wind turbines have been more or less the same for 50 years. But startups Airloom and Radia are thinking outside the nacelle (so to speak) and coming up with new designs that aim to solve some old problems.

Read the whole story from @kbrigham.bsky.social:

heatmap.news/climate-tech...

12.02.2026 17:29 πŸ‘ 14 πŸ” 6 πŸ’¬ 3 πŸ“Œ 0
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Good morning with good news: Renewables and nuclear will generate 84% of European Union's electricity by 2030!

RE rises from 48% to 63%!

Coal plunges 16%/year thru 2030!

Gas falls 6%/yr thru 2030!

EU will reach 100% RE & nuclear.

When?

2040-2045?

P.44: www.iea.org/reports/elec...
#energysky

11.02.2026 13:26 πŸ‘ 30 πŸ” 11 πŸ’¬ 1 πŸ“Œ 3

Even more renewables for WA after WA records average 52.4% of state supply of electricity
Expansion of Warradarge Wind farm will make it WAs largest wind farm - lifting capacity from 180MW to 283MW
reneweconomy.com.au/first-four-t... @reneweconomy.com.au

07.02.2026 02:42 πŸ‘ 24 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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Fraunhofer ISE Launches World’s β€˜1st’ Medium-Voltage Solar PV Plants Fraunhofer ISE has unveiled the world’s β€˜1st’ medium-voltage solar PV power plants with a 3 kV string inverter, as it explores ways to reduce the

β€˜world’s β€˜1st’ medium-voltage solar power plants with 3 kV string inverter…50 MW solar plants require cables in β€˜3-digit kilometer range’…medium-voltage systems, cut cable material by ~75%…thinner cables, & doubling of the connected load of transformers and substations with fewer units required’

03.02.2026 22:49 πŸ‘ 10 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0
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Wild stat here: most of the gas projects underway in the U.S. haven’t publicly revealed who is making their turbines at a moment when backorders stretch to the end of the decade.

03.02.2026 16:17 πŸ‘ 15 πŸ” 3 πŸ’¬ 1 πŸ“Œ 1
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There have been more than 219,000 cheaper home batteries installed since July last year – that means more Australians are taking control of their power bills and using their own clean, cheap energy when they need it.

03.02.2026 22:49 πŸ‘ 31 πŸ” 8 πŸ’¬ 4 πŸ“Œ 1
Figure headline: The heavier the car, the more it consumes, especially for ICEs that are inherently less efficient and lack the energy recovery capabilities of EVs

Dots and lines show energy consumption and vehicle weight for various drivetrain/fuel types. EV line is much flatter than the others.

Figure headline: The heavier the car, the more it consumes, especially for ICEs that are inherently less efficient and lack the energy recovery capabilities of EVs Dots and lines show energy consumption and vehicle weight for various drivetrain/fuel types. EV line is much flatter than the others.

Some interesting figures from a new report by the Energy Transition Commission:

All electric cars are more energy efficient than plug-in hybrid and combustion engine vehicles, and weight is much less of a factor (in part due to regenerative braking).

www.energy-transitions.org/wp-content/u...

03.02.2026 10:19 πŸ‘ 23 πŸ” 7 πŸ’¬ 2 πŸ“Œ 0
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πŸŽ‰ I am so excited I can barely contain myself: Today is the day that my new book, Meat, goes on sale! πŸŽ‰

If you have not purchased it yet, now would be a good time: MeatBook.org/purchase

Here are more ways you can help: meatbook.org/promote

Thank youβ€”from my heart’s bottom. πŸ™‚ πŸ’₯

03.02.2026 14:00 πŸ‘ 3 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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Good news from Australia: power generation from coal down 4.6% and from gas down 27% in Oct-Dec, with more than half of power generated from carbon-free sources. Power prices were fell by nearly 50%, as they do when you have a lot of zero marginal cost generation.

02.02.2026 08:13 πŸ‘ 137 πŸ” 41 πŸ’¬ 4 πŸ“Œ 2

My yearly little end of January missive.

~65 GW of additional European PV is about to make its presence felt vs this point last year, which wasn't too different from 2024 so the 2025 additional generation volumes impact is a good guide for what's going to happen.

30.01.2026 09:42 πŸ‘ 28 πŸ” 6 πŸ’¬ 2 πŸ“Œ 0