 | | Re: what is the use of a caboose? —Simon Bennett
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| | | (...) Well, I may have good news for you Lawrence. My colleagues at work are now consulting over new 'Intermediate Modes' schemes for London (due to the huge success of Croydon Tramlink) and the result may be trolleybuses in Greenwich, Uxbridge Road (...) (23 years ago, 25-Jul-01, to lugnet.trains)
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| | | | | Re: what is the use of a caboose? —Lawrence Wilkes
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| | | | | "Simon Bennett" <simon.bennett@ntlworld.com> wrote in message news:GH10K4.B15@lugnet.com... (...) Blackpool? (...) I meant quiet by the way! (...) Interesting. I guess that in some respects the infrastructure cost is not necessarily any different (...) (23 years ago, 25-Jul-01, to lugnet.trains)
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| | | | | | | Re: what is the use of a caboose? —Simon Bennett
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| | | | | | Now this is long and maybe too off-topic but I thought you trainheads might be interested in transport issues, let me know if I shouldn't post this sort of thing: (...) Lawrence wrote: (...) The life of a battery used in a bus application, which is (...) (23 years ago, 31-Jul-01, to lugnet.trains)
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| | | | | | | | Re: what is the use of a caboose? —Lawrence Wilkes
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| | | | | | | "Simon Bennett" <simon.bennett@ntlworld.com> wrote in message news:GHCGIB.4Gx@lugnet.com... (...) <big snip> Thanks Simon Facinating what you can learn discussing Lego :-) regards lawrence (23 years ago, 31-Jul-01, to lugnet.trains)
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| | | | | | | | | Re: what is the use of a caboose? —Manfred Moolhuysen
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| | | | | | | | To get the discussion back on Lego track again: I've recieved my copy of the Caboose set today, and I've discovered two worthwhile modifications. First, for the elevated section, if you position the red plates 1 x 4 underneath the pairs of black (...) (23 years ago, 31-Jul-01, to lugnet.trains)
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| | | | | | | | | | Re: what is the use of a caboose? —Robert Fay
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| | | | | | | | Manfred, Thanks for this redesign of the Caboose. It is a great improvement in the appearance and the steps are certainly more secure. -- Bob Fay rfay@we.mediaone.net (URL) Moolhuysen" <moom@nospamchello.nl> wrote in message (...) (23 years ago, 1-Aug-01, to lugnet.trains)
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| | | | | | | | | | Re: what is the use of a caboose? —Jeroen de Haan
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| | | | | | | | Hi a;;, Since I started this thread (about 3 years ago, he he) I bought and recieved the caboose. It's nice! Only thing to yap about is that the elevated section, which is closed at the bottom with a 4 x 6 plate... Could have done better/different (...) (23 years ago, 1-Aug-01, to lugnet.trains)
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| | | | | | | | Re: what is the use of a caboose? —Larry Pieniazek
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| | | | | | In lugnet.trains, Simon Bennett writes: <snip some very interesting info> Good info on the reasons why monorails just aren't that practical. The example people always trot out about the Wuppertalbahn kind of highlights the right of way issues! It (...) (23 years ago, 1-Aug-01, to lugnet.trains)
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| | | | | | | | Re: what is the use of a caboose? —James Powell
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| | | | | | (...) Actually, flywheel is perfectly practical. Sentinel (once again!) made a loco that was powered by, IIRC, 2 2 ton flywheels, and it was reasonably capable (but expensive). I tend to think that a flywheel drive system is more practical for bus (...) (23 years ago, 1-Aug-01, to lugnet.trains)
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| | | | | | | | Re: what is the use of a caboose? —Larry Pieniazek
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| | | | | | (...) Not disputing that. Just not sure that a 30K RPM graphite in an evacuated can with magnetic bearings is, at this moment, "perfectly" practical. Not just yet. But the notion of powering up at stops (think regular electric bus poles that instead (...) (23 years ago, 1-Aug-01, to lugnet.trains)
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| | | | | | | | Re: what is the use of a caboose? —Tim David
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| | | | | | (...) On similar lines London Underground has a proposal for (and is testing) a scheme using flywheels mounted trackside. The principle is that current generated by braking trains (back EMF?) drive the flywheels and accelerating trains use the (...) (23 years ago, 2-Aug-01, to lugnet.trains)
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| | | | | | | | Flywheels in LU (was Re: what is the use of a caboose? —Larry Pieniazek
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| | | | | | (...) Why flywheels? Why not just put the power back into the mains? (regenerative braking) US electric locos do this, I believe... In this case the flywheels seem to add a layer of complexity (and a source of loss) that isn't needed unless I am (...) (23 years ago, 2-Aug-01, to lugnet.trains)
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| | | | | | | | Re: Flywheels in LU (was Re: what is the use of a caboose? —Iain Hendry
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| | | | | | | "Larry Pieniazek" <lpieniazek@mercator.com> wrote in message news:GHGAxL.FyL@lugnet.com... (...) (regenerative (...) It's very common in the rapid transit / metro industry. I'm not aware of any full-scale trains (ie, any systems other than rt or (...) (23 years ago, 3-Aug-01, to lugnet.trains)
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| | | | | | | | Re: Flywheels in LU (was Re: what is the use of a caboose? —Frank Filz
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| | | | | | (...) I thought they were using flywheels in diesels, but I couldn't find too much. Most of the braking power though is supplied not by charging a battery, but by dissipating the energy through resistors (some portion of those cooling fans are (...) (23 years ago, 3-Aug-01, to lugnet.trains)
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| | | | | | | | Re: Flywheels in LU (was Re: what is the use of a caboose? —Larry Pieniazek
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| | | | | | | (...) I hadn't heard of ANYONE doing this for any serious energy storage (most reciprocating engines use flywheels to smooth out the motion generated, of course, but this would be different). Do you have any info on where you heard this? (...) Some (...) (23 years ago, 3-Aug-01, to lugnet.trains)
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| | | | | | | | Re: Flywheels in LU (was Re: what is the use of a caboose? —Christopher Tracey
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| | | | | | (...) other fallen flag railroads' reference site: (URL) halfway down this page, you find operator manuals for the S-1, S-2, RS-1,C420, E-8, F-7, GP-7, GP-35 and several U-series locomotives. Neat stuff. -chris (23 years ago, 3-Aug-01, to lugnet.trains)
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| | | | | Re: what is the use of a caboose? —Tim David
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| | | | Further to the caboose debate, here is a british guards van (URL) is one of the last design that British Railways (as it was then), built in the sixties. They were used to provide extra braking in the days before wagons had automatic air brakes. (...) (23 years ago, 30-Jul-01, to lugnet.trains)
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