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Re: [Insert other state here] Airport lines
- Subject: Re: [Insert other state here] Airport lines
- From: pcc@ocean.com.au (Brown Family)
- Date: Sun, 28 May 2000 08:31:28 GMT
- Newsgroups: aus.rail
- Organization: Customer of Connect.com.au Pty. Ltd.
- References: <I6IW4.580$Dr3.562470@news0.optus.net.au> <0binisgoq5dbo7esg15jt8t8u34qjshi6v@4ax.com> <392F9D6A.BD103A48@powerup.com.au>
- Xref: bclass.spectrum.com.au aus.rail:10615
On Sat, 27 May 2000 20:03:22 +1000, Colin Weaver
<weaver@powerup.com.au> wrote:
>Feasible. In Germany (Karlsruhe) there is light rail which shares
>infrastructure with high voltage AC heavy rail (25KV or ~16KV), and can
>also run under 750V DC.
>
How is this done?
Unless you run 47 of them in series together (25KV), some form of
collection power attentuation must kick in pretty fast before you
savage the semiconductors. Even some form of PWM couldn't possibly
react fast enough.
Les Brown
Freedom's just another word for nothin' left to lose.