Subject:
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Re: Metroliner question
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Newsgroups:
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lugnet.trains
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Date:
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Fri, 22 Feb 2002 02:05:13 GMT
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Viewed:
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2340 times
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"rhendrix" <rmhendrix@hotmail.com> writes:
> Lar, I would imagine that the busses are using A/C power which wouldn't
> require an abrupt change in current flow as a DC circuit would in the
> reversing loop (as long as phase A and phase B are open in the same exact
> place). That way, the bus would only lose power for a split second before
> it made contact again.
Well, the electric buses in San Francisco share one of their wires
with the historic trolleys along Market St. I'm pretty sure the
trolleys are D/C, or the tracks would represent a shock hazard, yes?
--Bill.
--
William R Ward bill@wards.net http://www.wards.net/~bill/
-----------------------------------------------------------------------------
If you're not part of the solution, you're part of the precipitate.
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Message has 1 Reply:
 | | Re: Metroliner question
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| You may be correct, as I really have never seen or studied the systems of which we are referring. My aspects were only mere assumption. I base my hypothesis on a bit of history from the Edison era. In his thriving days of supplying power to the (...) (25 years ago, 22-Feb-02, to lugnet.trains)
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Message is in Reply To:
| | Re: Metroliner question
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| <snip> (...) </snip> Lar, I would imagine that the busses are using A/C power which wouldn't require an abrupt change in current flow as a DC circuit would in the reversing loop (as long as phase A and phase B are open in the same exact place). That (...) (25 years ago, 21-Feb-02, to lugnet.trains)
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