[Lex Computer & Tech Group/LCTG] Nuclear fusion...

[Mitchell I. Wolfe]

The WSJ had a recent article [1] about this. They differentiated between 
the scientific break-even (achieved), the engineering break-even (not 
even close), and the economic break-even.

-- Mitch

On 2022-12-13 18:45, Ted Kochanski wrote:

> George
> 
> Yes -- the pump energy was between 300 and 400 MJ
> 
> Ted
> 
> On Tue, Dec 13, 2022 at 5:49 PM George Gamota <ggamota at stma-llc.com> 
> wrote:
> 
> They omitted to include the energy used to pump the lasers, which in 
> magnitude was much larger than the output.
> 
> From: LCTG <lctg-bounces+ggamota=stma-llc.com at lists.toku.us> On Behalf 
> Of carllazarus at comcast.net
> Sent: Tuesday, December 13, 2022 4:02 PM
> To: 'Ted Kochanski' <tedpkphd at gmail.com>; 'Drew King' 
> <dking65 at kingconsulting.us>
> Cc: 'Lex Computer Group' <lctg at lists.toku.us>
> Subject: Re: [Lex Computer & Tech Group/LCTG] Nuclear fusion...
> 
> I read that "The LLNL said a team at its National Ignition Facility 
> (NIF) conducted the first controlled fusion experiment in history on 
> December 5, achieving what is known as "scientific energy breakeven.""
> 
> What is counted in "scientific energy" and what does it omit?
> 
> -- Carl
> 
> From: LCTG <lctg-bounces+carllazarus=comcast.net at lists.toku.us> On 
> Behalf Of Ted Kochanski
> Sent: Monday, December 12, 2022 7:32 PM
> To: Drew King (dking65 at kingconsulting.us) <dking65 at kingconsulting.us>
> Cc: Lex Computer Group <lctg at lists.toku.us>
> Subject: Re: [Lex Computer & Tech Group/LCTG] Nuclear fusion...
> 
> All,
> 
> Be careful about Hype versus simple reality
> 
> Yes it does appear that LLNL National Ignition Facility may have 
> hammered a poor defenseless target pellet into producing more fusion 
> energy than was absorbed by the pellet
> 
> so technically Q>1 [about 1.2]
> 
> BUT -- and I'll admit a bias toward Magnetic Confinement Fusion -- the 
> Energy used to produce the Energy delivered to the pellet was not part 
> of the calculation
> 
> While Magnetic Fusion with Superconducting Magnets in a Tokamak 
> configuration probably need Q>2 to be a credible Eureka Moment -- The 
> energy needed to fire the lasers probably needs a Q>30
> 
> Ted
> 
> On Mon, Dec 12, 2022 at 5:30 PM Drew King (dking65 at kingconsulting.us) 
> <dking65 at kingconsulting.us> wrote:
> 
> All,
> 
> The Verge: A "scientific breakthrough" in nuclear fusion? How to watch 
> the announcement tomorrow.
> https://www.theverge.com/2022/12/12/23505416/nuclear-fusion-scientific-breakthrough-how-to-watch-announcement-biden
> 
> --
> Drew King
> 
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Links:
------
[1] 
https://www.wsj.com/articles/when-will-fusion-be-ready-for-prime-time-watch-these-three-numbers-11671159158?st=38p8tjeiybncyrb&reflink=desktopwebshare_permalink
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