All things Energy

researchbuzz,
@researchbuzz@researchbuzz.masto.host avatar

'Closing in on the theoretical maximum efficiency, devices for turning heat into electricity are edging closer to being practical for use on the grid, according to University of Michigan research.

Heat batteries could store intermittent renewable energy during peak production hours, relying on a thermal version of solar cells to convert it into electricity later.'

https://news.umich.edu/renewable-grid-recovering-electricity-from-heat-storage-hits-44-efficiency/

greenfrogg, Dutch
@greenfrogg@mas.to avatar

Milestone for floating offshore wind as world-first auction names winner and price

France has announced the winner of the world’s first commercial scale floating offshore wind auction which will see 250MW built off the coast of Southern Brittany in the country’s west.

https://reneweconomy.com.au/milestone-for-floating-offshore-wind-as-world-first-auction-names-winner-and-price/

primonatura,
@primonatura@mstdn.social avatar

"Volcanic ash: The cheapest battery for solar energy storage"

https://newatlas.com/energy/volcanic-ash-energy-storage/

greenfrogg, Dutch
@greenfrogg@mas.to avatar

China's Envision targets Indian offshore wind with 14MW wind turbine

After sweeping to top spot in India’s onshore sector, Chinese OEM wants to repeat its success at sea

https://www.rechargenews.com/wind/chinas-envision-targets-indian-offshore-wind-with-14mw-turbine/2-1-1643031?zephr_sso_ott=PsCi6C

br00t4c,
@br00t4c@mastodon.social avatar

Oil company asks judge to arrest and jail Cree chief leading Alberta blockade

https://ricochet.media/indigenous/oil-company-asks-judge-to-arrest-and-jail-cree-chief-leading-alberta-blockade/

JoeQuinlan,
@JoeQuinlan@mastodon.social avatar

@br00t4c

Arresting the oil company shotcallers would be a much better idea.

miki_lou,
@miki_lou@mastodon.social avatar

@br00t4c are colonial tools that erase rights and title in .

ScienceDesk,
@ScienceDesk@flipboard.social avatar

In a nation where many revere cows, the animals' waste has become an energy resource.

BBC News reports: "Indian cattle produce around three-million tonnes of cow dung a day. ... The government wants more of that dung, and other agriculture waste, to be made into methane."

https://flip.it/._x51N

greenfrogg, Dutch
@greenfrogg@mas.to avatar
kevinrns,
@kevinrns@mstdn.social avatar

@greenfrogg

This is big news. Historically.

The important point is. . .

It happening. Its happening too slow to save our economy from massive costs and lost lives, but it is happening.

The point is if we work hard we can survive, if we work harder it will just be bad.

Build the new energy, demand it EVERY DAY.

THIS IS NEW. It is no longer "do something about climate"
👉👉👉NOW it is 👉👉BUILD THE NEW ENERGY NOW.👈👈👈

GraniteGeek,
@GraniteGeek@newsie.social avatar

On Cape Cod, a battery backup for 11,000 customers served by a single 13-mile distribution line was cheaper than building a second power line.

https://www.eversource.com/content/residential/about/sustainability/renewable-generation/battery-energy-storage

Casey,
@Casey@mastodon.green avatar
Hypx,
@Hypx@mastodon.social avatar

@Casey This idea died 10 years ago. Mainly due to how much vanadium it would need. Please get over this delusion.

ChrisMayLA6,
@ChrisMayLA6@zirk.us avatar

In some ways the green transition is already happening: it now looks like last year the world overall managed to supply around 30% of electricity through renewable energy (primarily wind & solar).

And solar continues to be the fastest growing renewable energy source, now (for the second year) being the most used source across the world.

This does offer some hope that (albeit late in the day) we are seeing a shift in energy generation!

https://www.theguardian.com/environment/article/2024/may/08/renewable-energy-passes-30-of-worlds-electricity-supply

ChrisMayLA6,
@ChrisMayLA6@zirk.us avatar

To actually accomplish a green transition we (the world) needs to spend around $9 trillion a year.... well that's just not affordable, say climate sceptics.

You might say that, but lets have a look at the money we were prepared to pony up to deal with the pandemic.

While a more focused threat & certainly causing some fiscal issues, when required the money can be found.

(Don't get me started on fossil fuels subsidies!)

So its not the money stopping the green transition!

jeff61813,

@ChrisMayLA6 utility grids have to replace old equipment anyway, and that budget runs into the trillion dollars a year anyway. If they just use their regular Investment budget only on renewable energy and batteries. They're most of the way to getting to the $9 billion a year.

AndyDeardentsa,

@ChrisMayLA6 with regard to the $9 trillion figure - this analysis suggests $7.3 trillion per annum is currently being unjustly extracted. https://mastodon.social/@sushubh/112397148006685774

ApaulD,
@ApaulD@aus.social avatar

Disinformation follow up!
https://youtu.be/8ONGuJCIkpQ?si=fGQE-JAHD4k1wbfo
Highlighting fear campaign by
Atlas Network (interestingly not mentioned by name)
The industry:
• manufacture doubt
• thrive on our fear
• promote idea they are the only thing between us & dystopian chaos eg promote as transition
• created myth they are working for us
• fuel fear of the other eg anti immigration

ChrisMayLA6,
@ChrisMayLA6@zirk.us avatar

As with so many things in Britain, the green transition in housing is hampered by infrastructure under-investment - we (the country) have been living in a short-term present driven by the electoral cycle & a lack of vision in our political class.... and its now come round to bite us in the bum.

Only when we start to think strategically (not tactically) about our political economic problems will we be able to engineer better solutions!

https://www.theguardian.com/business/article/2024/may/04/capacity-crunch-why-the-uk-doesnt-have-the-power-to-solve-housing-crisis

guyholmes,
@guyholmes@mas.to avatar

@ChrisMayLA6

I asked my dad (an architect in 1950’s UK) how Britain built houses after the 2nd world war he said - local authorities were allowed to obtain 65year mortgages at which repayments were covered by the rental income - it became self financing.
Current gov will not allow Local Authorities to do this now why not?

Bellingen,
@Bellingen@mastodon.au avatar

Bioenergy that depends on logging native forests is problematic

"We do not want to be cutting down native forests. Even using native forestry “residues” (by-products like bark and ends of trees that can’t be directly used) is problematic. The residues are made regardless of the bioenergy project, but tethering a power station to the native forestry industry, and creating a reliance on it continuing, is contentious. Some states have already flagged the end of native logging."
>>
https://theconversation.com/is-bioenergy-ever-truly-green-it-depends-on-5-key-questions-228202

stshank, (edited )
@stshank@mstdn.social avatar

"Lithium-ion battery prices have declined from USD 1,400 per kilowatt-hour in 2010 to less than USD 140 per kilowatt-hour in 2023, one of the fastest cost declines of any energy technology ever, as a result of progress in research and development and economies of scale in manufacturing."

https://www.iea.org/reports/batteries-and-secure-energy-transitions/executive-summary

NaturaArtisMagistra,
@NaturaArtisMagistra@mastodon.world avatar

@stshank

A comma missing?

1 400?? Or 1,400 ????

stshank,
@stshank@mstdn.social avatar

@NaturaArtisMagistra I blame European styling but yeah, comma missing by my rules, thanks.

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