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Groups > alt.folklore.computers > #152934

Re: optimum power supply for subway/light rail lines

Newsgroups alt.folklore.computers
Date 2015-10-14 13:30 -0700
References <5932e6a1-4930-466c-8bb8-4baadf9e9e77@googlegroups.com> <da9d50b2-3ada-45ff-bb1b-ef88ca43d84a@googlegroups.com> <mvm5vu$qfl$1@dont-email.me> <4e3e929c-d97f-4ab8-a622-95084e6b00a2@googlegroups.com> <mvmbvi$j9o$1@dont-email.me>
Message-ID <830e420f-e170-4276-b778-48ac8cfb0d60@googlegroups.com> (permalink)
Subject Re: optimum power supply for subway/light rail lines
From hancock4@bbs.cpcn.com

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On Wednesday, October 14, 2015 at 3:57:37 PM UTC-4, Stephen Sprunk wrote:

> There was more variety in early systems because they were trying to
> figure out what worked best and how to achieve it with the limited
> technology of the day.  The industry learned from those experiments,
> resulting in the two general patterns above for modern systems.

What modern electric railroad systems were built (wholly new, not an extension) in the US after 1930?  I can't think of any offhand except the BM out west that used E60's to haul coal to a power plant.  Maybe the Lackawanna re-build.

The Depression and WW II interupted any proposed work, and after the war diesels had come far enough along that external electric systems weren't required.  Diesels, after all, were a form of electrification, just self-contained.

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Thread

optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-24 11:00 -0700
  Re: optimum power supply for subway/light rail lines "hqhy" <hqhy@nospam.com> - 2015-08-25 04:47 +1000
    Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-24 15:01 -0500
  Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-24 14:45 -0500
    Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-24 13:22 -0700
      Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 13:26 -0500
        Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 11:48 -0700
          Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 16:12 -0500
            Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 20:20 -0700
        Re: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-08-25 20:28 +0000
  Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-08-24 21:42 +0200
    Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-24 15:14 -0500
      Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 08:07 -0700
        Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 12:52 -0500
          Re: optimum power supply for subway/light rail lines scott@slp53.sl.home (Scott Lurndal) - 2015-08-25 20:06 +0000
  Re: optimum power supply for subway/light rail lines Jon Elson <elson@pico-systems.com> - 2015-08-24 23:33 -0500
    Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 01:39 -0500
      Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-08-25 10:23 +0200
        Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 12:30 -0500
          Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-08-25 22:48 +0200
            Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-26 10:44 -0500
              Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-08-26 18:03 +0200
              Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-26 12:04 -0700
      Re: optimum power supply for subway/light rail lines Jon Elson <jmelson@wustl.edu> - 2015-08-25 14:15 -0500
        Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 15:15 -0500
          Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 13:33 -0700
            Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 15:49 -0500
              Re: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-08-25 21:00 +0000
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 16:37 -0500
                Re: optimum power supply for subway/light rail lines lawrence@cluon.com - 2015-08-25 23:52 +0200
                fluorescents, was: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-08-25 22:25 +0000
                Re: fluorescents, was: optimum power supply for subway/light rail lines lawrence@cluon.com - 2015-08-26 04:13 +0200
                Re: fluorescents, was: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 20:24 -0700
                Re: optimum power supply for subway/light rail lines JimP <solosam90@gmail.com> - 2015-08-25 19:11 -0500
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 20:36 -0700
                Re: optimum power supply for subway/light rail lines Michael Black <et472@ncf.ca> - 2015-08-26 02:29 -0400
                Re: optimum power supply for subway/light rail lines JimP <solosam90@gmail.com> - 2015-08-26 09:35 -0500
              Re: optimum power supply for subway/light rail lines andrew@cucumber.demon.co.uk (Andrew Gabriel) - 2015-10-11 17:24 +0000
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-13 07:30 -0700
                Re: optimum power supply for subway/light rail lines andrew@cucumber.demon.co.uk (Andrew Gabriel) - 2015-10-15 19:32 +0000
            Re: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-08-25 20:52 +0000
              Re: optimum power supply for subway/light rail lines "Joseph D. Korman" <joekor@earthlink.net> - 2015-08-28 14:34 -0400
            Re: optimum power supply for subway/light rail lines Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-08-26 04:03 +0000
          Re: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-08-25 20:36 +0000
    Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-08-25 08:10 -0700
      Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-08-25 12:18 -0500
        Re: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-08-25 17:30 +0000
  Re: optimum power supply for subway/light rail lines Quadibloc <jsavard@ecn.ab.ca> - 2015-10-12 22:15 -0700
    Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-13 07:37 -0700
    Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-14 13:15 -0500
      Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-14 12:37 -0700
        Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-14 14:57 -0500
          Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-14 13:30 -0700
            Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-15 11:26 -0500
              Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-16 07:19 -0700
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-16 15:55 -0500
                Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-10-17 00:10 +0200
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-21 13:12 -0500
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-21 13:23 -0700
                Re: optimum power supply for subway/light rail lines Peter Flass <peter_flass@yahoo.com> - 2015-10-21 17:56 -0400
                Re: optimum power supply for subway/light rail lines scott@slp53.sl.home (Scott Lurndal) - 2015-10-22 17:53 +0000
                Re: optimum power supply for subway/light rail lines John Levine <johnl@iecc.com> - 2015-10-24 00:46 +0000
                Re: optimum power supply for subway/light rail lines Walter Bushell <proto@panix.com> - 2015-11-04 12:38 -0500
                Re: optimum power supply for subway/light rail lines Peter Flass <peter_flass@yahoo.com> - 2015-10-21 17:56 -0400
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-22 10:56 -0500
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-22 10:09 -0700
                Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-10-22 19:44 +0200
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-22 14:38 -0500
                Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-10-22 23:40 +0200
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-23 13:29 -0500
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-23 11:39 -0700
                Re: optimum power supply for subway/light rail lines Michael Black <et472@ncf.ca> - 2015-10-23 15:52 -0400
                Re: optimum power supply for subway/light rail lines Ahem A Rivet's Shot <steveo@eircom.net> - 2015-10-23 21:40 +0100
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-23 16:55 -0500
                Re: optimum power supply for subway/light rail lines Morten Reistad <first@last.name.invalid> - 2015-10-23 22:18 +0200
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-25 21:04 -0500
                Re: optimum power supply for subway/light rail lines Peter Flass <peter_flass@yahoo.com> - 2015-10-26 07:17 -0400
                Re: optimum power supply for subway/light rail lines "Charles Richmond" <numerist@aquaporin4.com> - 2015-10-26 14:48 -0500
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-26 15:54 -0500
                Re: optimum power supply for subway/light rail lines "78lp" <78lp@nospam.com> - 2015-10-28 07:07 +1100
                Re: optimum power supply for subway/light rail lines Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-10-23 21:36 +0000
                Re: optimum power supply for subway/light rail lines "78lp" <78lp@nospam.com> - 2015-10-24 16:01 +1100
                Re: optimum power supply for subway/light rail lines "78lp" <78lp@nospam.com> - 2015-10-23 08:19 +1100
                Re: optimum power supply for subway/light rail lines Peter Flass <peter_flass@yahoo.com> - 2015-10-23 05:57 -0400
                Re: optimum power supply for subway/light rail lines Dave Garland <dave.garland@wizinfo.com> - 2015-10-22 14:12 -0500
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-23 14:27 -0500
                Re: optimum power supply for subway/light rail lines Dave Garland <dave.garland@wizinfo.com> - 2015-10-23 16:16 -0500
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-23 20:05 -0700
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-25 00:53 -0500
                Re: optimum power supply for subway/light rail lines "78lp" <78lp@nospam.com> - 2015-10-25 17:49 +1100
                car rentals, was: optimum power supply for subway/light rail lines danny burstein <dannyb@panix.com> - 2015-10-25 12:47 +0000
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-23 19:55 -0700
                Re: optimum power supply for subway/light rail lines Peter Flass <peter_flass@yahoo.com> - 2015-10-24 07:16 -0400
                Re: optimum power supply for subway/light rail lines Greymaus <mausg@mail.com> - 2015-10-24 18:11 +0000
                Re: optimum power supply for subway/light rail lines hancock4@bbs.cpcn.com - 2015-10-24 20:18 -0700
                Re: optimum power supply for subway/light rail lines Stephen Sprunk <stephen@sprunk.org> - 2015-10-24 23:55 -0500
                Re: optimum power supply for subway/light rail lines scott@slp53.sl.home (Scott Lurndal) - 2015-10-22 18:01 +0000

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