Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > sci.space.policy > #54593

Re: 39 days to Mars possible now with nuclear-powered VASIMR.

From Thomas Koenig <tkoenig@netcologne.de>
Newsgroups sci.space.policy, sci.astro, sci.physics, rec.arts.sf.science
Subject Re: 39 days to Mars possible now with nuclear-powered VASIMR.
Date 2015-10-14 15:19 +0000
Organization news.netcologne.de
Message-ID <mvlrph$69l$1@newsreader4.netcologne.de> (permalink)
References (1 earlier) <MPG.304ab8e91e2164ea989898@news.eternal-september.org> <msqomf$t2m$2@dont-email.me> <mut0vc$sa2$2@dont-email.me> <muuo8n$u15$1@newsreader4.netcologne.de> <mv70sl$8ka$2@dont-email.me>

Cross-posted to 4 groups.

Show all headers | View raw


Robert Clark <rgregoryclark@gmSPAMBLOACKail.com> schrieb:

> Yes. You can reject more heat at higher temperatures. But for two systems 
> operating at the same temperature,

What does that mean?

A thermodynamic cycle does not operate at a single temperature
(unless it does nothing).

> the one having lower waste heat, i.e., 
> better efficiency, will require smaller radiators.

Back to sci.space.policy | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-08-28 08:56 -0400
  Re: 39 days to Mars possible now with nuclear-powered VASIMR. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2015-08-28 19:29 -0400
    Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-09-09 22:10 -0400
      Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-10-05 01:16 -0400
        Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Greg \(Strider\) Moore" <mooregr@deletethisgreenms.com> - 2015-10-05 07:07 -0400
        Re: 39 days to Mars possible now with nuclear-powered VASIMR. Thomas Koenig <tkoenig@netcologne.de> - 2015-10-05 20:57 +0000
          Re: 39 days to Mars possible now with nuclear-powered VASIMR. gilber34 <fafa@invalid.com> - 2015-10-07 00:06 -0500
            Re: 39 days to Mars possible now with nuclear-powered VASIMR. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2015-10-07 06:07 -0400
              Re: 39 days to Mars possible now with nuclear-powered VASIMR. Rick Jones <rick.jones2@hp.com> - 2015-10-07 17:07 +0000
              Re: 39 days to Mars possible now with nuclear-powered VASIMR. gilber34 <fafa@invalid.com> - 2015-10-13 12:06 -0500
          Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-10-08 20:16 -0400
            Re: 39 days to Mars possible now with nuclear-powered VASIMR. Thomas Koenig <tkoenig@netcologne.de> - 2015-10-14 15:19 +0000
              Re: 39 days to Mars possible now with nuclear-powered VASIMR. Fred J. McCall <fjmccall@gmail.com> - 2015-10-14 08:30 -0700
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. Thomas Koenig <tkoenig@netcologne.de> - 2015-10-14 16:57 +0000
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. Fred J. McCall <fjmccall@gmail.com> - 2015-10-14 22:11 -0700
              Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-10-16 16:46 -0400
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-10-30 01:51 -0400
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. Thomas Koenig <tkoenig@netcologne.de> - 2015-10-31 12:32 +0000
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-11-08 09:12 -0500
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. Thomas Koenig <tkoenig@netcologne.de> - 2015-11-08 14:36 +0000
                Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-11-12 13:19 -0500
      Re: 39 days to Mars possible now with nuclear-powered VASIMR. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-10-13 08:19 -0400

csiph-web