Re: Using nuclear power to make renewables and a hydrogen economy cost effective

From: Don Lancaster (don_at_tinaja.com)
Date: 11/02/04 

Date: Tue, 02 Nov 2004 09:19:04 -0700

Alex Terrell wrote:
>
> Hatunen <hatuunen@cox.net> wrote in message news:<jr8ao0p6mcqnchneqmb5n79lpsm5ebf6qd@4ax.com>...
> > On 31 Oct 2004 01:18:31 -0700, alexterrell@yahoo.com (Alex
> > Terrell) wrote:
> >
> > >
> > >The idea hasn't actually been mentioned. However, there is electricity
> > >at 2 am which is poorly utilised - indeed the local utilities can only
> > >get 1/3 the regular price for the stuff. As it's so cheap, it tends to
> > >get 'dumped' into people floor patios.
> > >
> > >The initial post was not that it's so cheap that you should use it for
> > >electrolysis (we're a long way from that), but that the thermal energy
> > >of a nuclear reactor (specifically a PBMR) could in future be better
> > >employed at night to make hydrogen.
> >
> > Keep in mind, though, that should the excess nighttime capacity
> > be used in any large amounts it will no longer be excess capacity
> > and the price will rise.
> >
> Yes, though
> 1. The economically most efficient solution is when the price
> disparity disappears.
> 2. There is a lot of night time excess capacity. I estimate in the UK
> it's about 120 GWhrs every night. The average car drives 30km/day. If
> this were done on electricity in a hybrid car, the car would need
> about 4 KWhrs per night. Hence there is enough capacity to power 30
> million cars, which is a little more than the entire UK fleet. (Tax
> man, take note).

Assume you had an electrical system that had excess capacity.
Why would you purposely destroy most of that capacity through a
staggering loss of exergy?

There ALWAYS will be more intelligent things to do with electricity than
destroy most of its value during electrolysis.

http://www.tinaja.com/glib/energfun.pdf 

-- 
Many thanks,
Don Lancaster
Synergetics   3860 West First Street  Box 809  Thatcher, AZ 85552
voice: (928)428-4073 email: don@tinaja.com   
Please visit my GURU's LAIR web site at http://www.tinaja.com

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