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US to help Thailand develop small nuclear reactors


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On 11/19/2022 at 5:34 AM, ozimoron said:

Not one word of that contradicts anything I said so pull your head in and stop flaming. That document is only a procedural guide. It doesn't address the problem of radiation leakage over or after the next 10,000 years.

hands up who honestly believes that the planet will still support life in 100 years..... let alone 10000 years.......

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On 11/19/2022 at 11:51 AM, FritsSikkink said:

Clean nuclear energy? What is clean about radioactive waste?

Considering life only exists because of a nuclear reaction that’s pretty naive 

 

especially as it’s been operating for a few billion years without any maintenance

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On 11/19/2022 at 11:54 AM, Moonlover said:

Yup. Just what many countries need. There's an interesting web site right here. The problem with renewables is that there will always be an energy storage problem for when the source is not around, like nighttime for instance.

Not to mention that Solar and wind are not so green at all. Where does all the material and rare earths come from to make a solar panel? From tearing up the earth, how do you tear up the earth? giant machines that burn what?  Diesel!

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On 11/18/2022 at 8:46 PM, SpaceKadet said:

SMR are the future of nuclear. Even for Thailand, as they require no maintenance throughout their lifetime, which can be be longer than 30 years. Just dig a hole, dump the reactor in it and forget about it for the next 30 years. No refueling, no direct maintenance, passive reactor safety. Designs already exist for sizes up to 50MWe, difficult for solar to beat that.

 

Additionally, being modular, you can easy connect more if you need more power. Also there are external "plug-ins" developed that will do desalination or H2 generation.

And what happens to the spent uranium? Where will it be stored? And what happens in the event of a safety issue? Who fixes it? That is the scariest part. 

 

And nothing in this world is maintainance free. That is a sales pitch. Not reality. 

 

 

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7 minutes ago, spidermike007 said:

And what happens to the spent uranium? Where will it be stored? And what happens in the event of a safety issue? Who fixes it? That is the scariest part. 

 

And nothing in this world is maintainance free. That is a sales pitch. Not reality. 

 

 

We tend to live in fear but do we need to?

https://world-nuclear.org/nuclear-essentials/what-is-nuclear-waste-and-what-do-we-do-with-it.aspx

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3 minutes ago, jacko45k said:

Yes. Absolutely. Nuclear energy is terrifying. Especially here. Reagan proposed se ding tons of high grade waste into space. Hard to fathom. There are many, many tons in the US, that they still have not agreed what to do with. From the same article you cite:

 

By contrast, high-level waste – mostly comprising used nuclear (sometimes referred to as spent) fuel that has been designated as waste from the nuclear reactions – accounts for just 3% of the total volume of waste, but contains 95% of the total radioactivity.

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2 minutes ago, spidermike007 said:

Yes. Absolutely. Nuclear energy is terrifying. Especially here. From the same article you cite:

 

By contrast, high-level waste – mostly comprising used nuclear (sometimes referred to as spent) fuel that has been designated as waste from the nuclear reactions – accounts for just 3% of the total volume of waste, but contains 95% of the total radioactivity.

That is the attention grabbing first paragraph... I hope you read further...

 In comparison, a 1,000-megawatt coal-fired power station produces approximately 300,000 tonnes of ash and more than 6 million tonnes of carbon dioxide, every year.

 

Many countries live with nuclear power on their doorstep, The alternatives really are at the moment creating far more worries....

The US produces more nuclear power than any other country, followed by France. I am of the opinion it should be developed. We have yet to come up with other real contenders to supply our energy needs, while at the same time eliminating fossil fuels.

Source.

 

 

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This article is a worthy read : https://skeptoid.com/episodes/4555

 

It contains a lot about Thorium 'molten salt' reactors and how safe they are, how the reaction needs to be kept going instead of continuing on its own by default - hence no possibility of meltdown.

 

Also the waste product is not dangerous for 1000s of years, it actually has industrial uses.

 

Edited by ukrules
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On 11/19/2022 at 11:14 AM, Emdog said:

my "line in the sand" for leaving Thailand is them getting a reactor. We know how things are "maintained" here...

 

Yes Thailand and Nuclear Should definitely not Mix ..can you imagine..blue plastic pipe everywhere carrying waste   ha 

 

 

 

 

 

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Yep. Much better choice for Thailand than all of this windmill and solar <deleted>. Time people got their heads out of dark places and stopped drinking the KoolAid. 

 


image.png.459804db96f10697622791eb2ecfa63e.png

 

All extracted using diesel fueled trucks and processed using high temperature processes that can *only* be fuelled by coal. 
 

image.jpeg.85df41d46e3d793993805d2b512f1bb4.jpeg

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On 11/21/2022 at 3:42 PM, SpaceKadet said:

The storage of the spent nuclear fuel is a separate issue. Just like storage of energy for renewables when the sun doesn’t shine or the wind doesn’t blow. You should be aware that the Gen IV nuclear reactor designs are much more efficient than the Gen II and Gen III designs that are currently in use. Some designs can even use the spent fuel from the current reactors, further reducing the storage requirement from millennia to a century.

 

The same goes for safety. All Gen IV and most Gen III+ designs employ passive safety. In case of disruption of cooling, the nuclear reaction will automatically cease by the physical properties of the construction materials as the reaction temperature increases, and without external interaction. Most of the Gen IV design operate at atmospheric pressure, preventing catastrophic explosion of the reactor vessel, like Chernobyl of Fukushima. So no need to fix anything here.

 

We are discussing reactor designs, not all the auxiliary equipment needed for electricity generation, desalination or H2 production. What is being said, is that the actual reactor does not require maintenance during its operational life. Other components outside the reactor itself might require maintenance, but that is nothing new. Business as usual there.

 

I’m quite familiar with Toshiba 4S 10MWe SMR. This design comes from the factory as sealed cylinder 3mx30m, and has 30+ years lifespan. The 4S is fast neutron sodium cooled reactor and has no serviceable parts inside the reactor vessel. At the end of its lifespan it is simply moved back to the factory where it’s decommissioned or refueled. Toshiba 4S is a detailed design, and was supposed to be deployed as Galena Nuclear Power Plant in Alaska, but was stopped by the coal and oil lobbyists.

 

You can educate yourself further by following the links below:

https://en.wikipedia.org/wiki/Generation_IV_reactor

https://en.wikipedia.org/wiki/Small_modular_reactor

https://aris.iaea.org/Publications/SMR_Book_2020.pdf

https://aris.iaea.org/PDF/4S.pdf

 

The ARIS IAEA SMR book has over 200 reactor designs. On pages 255 (actually 265) and 267 (actually 277) are thorium designs. Bill Gates has a project in the works, but the Ukraine war is a complication: https://www.canarymedia.com/articles/nuclear/bill-gates-nuclear-startup-wins-750m-loses-sole-fuel-source

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On 11/19/2022 at 6:46 PM, mrfill said:

Many hydro power set ups use low consumption times to pump water back to the reservoir, effectively storing the energy for later use.

Yes it's a good idea, but they are using power from conventional sources that is not being otherwise used during peak times. 

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On 11/27/2022 at 12:26 PM, jacko45k said:
On 11/27/2022 at 10:56 AM, Moonlover said:

Yes it's a good idea, but they are using power from conventional sources that is not being otherwise used during peak times. 

 

On 11/27/2022 at 12:26 PM, jacko45k said:

So basically producing polluting emissions unnecessarily?

No, not necessarily. Many power plants, particularly nuclear ones, cannot be switched off anyway. There must always be some residual output no matter what. So they are simply utilizing that output to good effect.

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