Viser innlegg med etiketten Atomavfall. Vis alle innlegg
Viser innlegg med etiketten Atomavfall. Vis alle innlegg

mandag 22. september 2025

Artikkel i Wash Post med skepsis om nytt atomprogram i USA, m/ eksempler fra UK og Japan

 Trump vil firedoble atomkraftproduksjonen i USA.

Ny/Oppfrisket teknologi skal løse avfallsproblemet.

Men mange er skeptiske, og mener teknologien ikke er sikker, og at den åpner for spredning av atomvåpen:


Trump’s nuclear ‘renaissance’ rests on risky plan for radioactive waste

The administration goes all-in on recycling spent fuel, despite a history of spectacular mishaps, including an unintentional atom bomb.


Historie India:
India fikk teknologi til å produsere atomvåpen gjennom et felles program med USA: Atoms for Peace.:

The United States largely abandoned efforts to recycle waste for civilian reactors during the Carter administration, after technology shared with India was used by that country to create its first nuclear weapon, according to Frank von Hippel, co-founder of the Program on Science and Global Security at Princeton University. The recycling machinery the U.S. helped India build through the “Atoms for Peace” program enabled it to separate plutonium from spent reactor fuel, he said, a key step to making a bomb.


Historie UK:

The United Kingdom invested decades in a project planned to recycle uranium and plutonium for the type of next-generation nuclear reactors Curio and Oklo are now targeting.

But the new reactors did not work out as planned, beset by engineering challenges and cost overruns. And the recycling systems were constantly breaking down. By the early 2000s, it was significantly more expensive to try to recycle spent fuel in the U.K. than to dispose of it at storage facilities. As a result of the failed recycling efforts, the nation was left with one of the world’s largest stockpiles of plutonium, and no place to put it.


Skudeneshavn   22. september 2025

Jan Marton Jensen

Kilde:
22. september 2025
https://www.washingtonpost.com/business/2025/09/22/trump-nuclear-waste-recycling-risk/

torsdag 7. august 2025

Ikke permanent lager av atomavfall i USA

 Artikkel fra 2022:

What Should America Do With Its Nuclear Waste?

Currently there are about 80 locations in 35 states where spent fuel is being stored, with no long-term plans for disposal.

Utdrag:
Although the federal government is legally responsible for disposing of commercial spent nuclear fuel in a permanent underground repository, there has been no plan for fulfilling that obligation since the Obama administration halted the project at Nevada’s Yucca Mountain in 2010. There are currently about 80 locations in 35 states — mostly at operational and decommissioned nuclear plants — where spent fuel is being stored indefinitely.


USA har ikke permanent lagring av atomavfall.

Skudeneshavn   7. august 2025

Jan Marton Jensen


Kilde:
11. april 2022
https://www.washingtonpost.com/magazine/2022/04/11/america-nuclear-waste-san-onofre/

torsdag 24. oktober 2024

"Google and Amazon Are Betting Big on Nuclear. No One Has a Plan for the Radioactive Waste."

 Artikkel fra USA 24. oktober 2024:

"Google and Amazon Are Betting Big on Nuclear. No One Has a Plan for the Radioactive Waste."

Utdrag:

"Some experts who have studied designs for the small-module reactors, or SMRs, say they will produce more potent waste than their larger-scale older siblings—and more of it. They question whether SMRs’ spent fuel can be safely stored at the aboveground reactor sites.

A report last year by National Academies of Science, Engineering and Medicine cited a finding that units planned by the nuclear company working with Amazon, X-Energy, would produce almost 24 times as much spent fuel per year as many existing plants for an equivalent amount of energy.

“It’s irresponsible to go forward and build a whole lot more nuclear power without solving the waste problem,” says Allison Macfarlane, who served as chairwoman of the U.S. Nuclear Regulatory Commission during the Obama administration."
.......................

Ingen spesielle planer mht atomavfallet:
"Google, which is a unit of Alphabet,

didn’t respond to a message from Barron’s seeking comment about the waste impacts of its deal with San Francisco Bay Area-based Kairos Power. 

Kairos spokeswoman Ashley Lewis said in a statement that waste from its reactors can be safely handled using established methods. 

“The U.S. nuclear industry has safely managed used fuel for decades at sites nationwide,” she said “Kairos Power will use the same proven methods to store spent fuel securely until the United States finalizes a specific strategy for management and ultimate disposal.”

...............................

USA har ingen løsning for permanent lagring.
Påbegyt anlegg i Nevada ble stoppet.
Atomavfallet lagres defor ved det enkelte atomanlegg.

Og, speseielt for de nye planlagte SMR-atomanlegg:
Studier angir at disse produserer MER og FARLIGERE atomavfall enn tradisjonell atomkraft.

En fyldig artikkel, og skremmende.

 

Skudeneshavn   24. oktober 2024

Jan Marton Jensen

Kilde:

24. oktober 2024
https://www.marketwatch.com/articles/google-amazon-ai-nuclear-waste-16fb39ab?siteid=bigcharts&dist=bigcharts

lørdag 10. august 2024

Om Atomavfall

Siste om norsk atomavfall, opprydding i Norge etter Kjeller og Halden

"Atom-opprydning kan koste 45 milliarder kroner"
"Den statlige atom-etaten NND advarer om at opprydningen etter atomreaktorene i Halden og på Kjeller kan bli dobbelt så dyr hvis avfall ikke kan sendes til utlandet."

 

Artikkel av Henrik Berg,, fra Klimavenner for kjernekraft:

"Atomavfall – farlig eller verdifull ressurs?"

Skudeneshavn  10. august 2924

Jan Marton Jensen
 
Kilde:
https://klimavenner.no/
 

fredag 15. mai 2020

Atomopprydding: Skattebetalerne tar regningen. Viser at Atomindustrien er subsidiert.

Det har lenge vært kjent at opprydding etter stenging av de norske atomreaktorene ville bli særdeles kostbar.
Nå i mai 2020 er tallene på bordet:
"Atomopprydningen i Norge kan koste 20 milliarder kroner"
(Aftenposten 14. mai 2020).

20 milliarder ... for 2 små reaktorer.
Og så vil rivingsarbeidet pågå i 20-25 år.

Umderveis kommer spørsmålet:
- Hvor skal atomavfallet lagres?
- Hvor lenge skal det lagres?

Dette vet ingen.
Og nå er vi ved den sentrale konklusjonen.
Som gjelder for hele den globale atomkraftindustrien:

- Atomkraft er for billig
- Avviklingskostnadene er der ikke store nok avsetninger til
- Atomavfall må lagres i lenge ... den farligste delen i 10-tusener av år
- Det er forbrukerne av kraft .... OG skattebetalerne ... som må dekke regningen for atomavfallopprydding.

NÅ står Norge midt oppe i saken.
Da må vi nytte anledningen til å eksponere den alvorlige  situasjonen.
Med mål om at atomkraft må dekke sine egne levetidskostnader.
For nå er den subsidiert av skattebetalerne.


Skudeneshavn  15. mai 2020

Jan Marton Jensen

På Twitter:

15. mai 2020
https://twitter.com/janmarton/status/1261211397452685312

 

Mer info:
Nedenfor  er gjengitt noen sitater fra de siste årene om temaet:
Norge:
"Opprydningen etter atomreaktorene i Halden blir tre ganger dyrere enn antatt.
Nå ber Institutt for energiteknikk (IFE) om krisemøte med Stortinget for å få mer penger."
(Teknisk Ukeblad 26.8. 2019) 

Sverige:
"The Swedish Radiation Safety Authority has assessed that the costs for decommissioning and final disposal for the Swedish nuclear power industry may be underestimated by SKB by at least 11 billion Swedish crowns ($1.63 billion)[101]
( Wikipedia)

EU/Frankrike
In 2016 the European Commission assessed that European Union's nuclear decommissioning liabilities were seriously underfunded by about 118 billion euros, with only 150 billion euros of earmarked assets to cover 268 billion euros of expected decommissioning costs covering both dismantling of nuclear plants and storage of radioactive parts and waste. France had the largest shortfall with only 23 billion euros of earmarked assets to cover 74 billion euros of expected costs.[19]
(Wikipedia)

Kilde:
http://www.beyondnuclear.org/nuclear-decommissioning-costs/
https://en.wikipedia.org/wiki/Nuclear_decommissioning 

14. mai 2020
https://www.aftenposten.no/norge/politikk/i/opqbGK/atomopprydningen-i-norge-kan-koste-20-milliarder-kroner

26. august 2019
https://www.tu.no/artikler/atomopprydding-pa-kjeller-blir-tre-ganger-dyrere-enn-antatt/472431


20. mai 2019    lederartikkel i HA .... Med kommentarer
https://www.h-avis.no/debatt/leder/meninger/klima-for-atomkraft/o/5-62-813326


25. april 2019
https://www.abcnyheter.no/nyheter/norge/2019/04/25/195572826/norges-siste-atomreaktor-stenges-milliardopprydning-venter


25. april 2019
https://www.tu.no/artikler/ife-atomreaktoren-pa-kjeller-stenges/463710

1. april  2019
 https://www.nytid.no/livsfarlig-komplisert-og-kostbart-atomavfall/

27. mars 2019
https://www.tu.no/artikler/ife-har-holdt-offentligheten-for-narr-om-atomavfallet-br/461383

1. februar 2019
https://www.aftenposten.no/norge/politikk/i/ddKRwo/Opprydding-av-norsk-atomsoppel-blir-tre-ganger-dyrere-enn-antatt

30. januar 2019
https://www.nytid.no/livsfarlig-komplisert-og-kostbart-atomavfall/

15. mars 2017
https://energypost.eu/how-much-will-it-really-cost-to-decommission-the-aging-french-nuclear-fleet/