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Thameslink NGEMU procurement - now in motion
On 10 Apr, 21:15, Nick Leverton wrote:
In article , D7666 wrote: On Apr 10, 10:34*am, "Paul Scott" wrote: ~ The capability to move a short distance without the traction supply being present;" Where is Sir Isaac Newton ? Perhaps the DfT are envisaging some sort of Newton's Cradle scheme for getting trains out during power failures ? *Put a train in at high speed at the south end and a corresponding one pops out of the north ... Nick -- Serendipity:http://www.leverton.org/blosxom(last update 2nd April 2008) * * * * "The Internet, a sort of ersatz counterfeit of real life" * * * * * * * * -- Janet Street-Porter, BBC2, 19th March 1996 I suspect that they are thinking of a hybrid arrangement with batteries or super capacitors, as have been proposed for light rail schemes to avoid wiring up historic city squares. There are a number of alternatives. 1) A development contract to the man who created the clockwork wind up radio. 2 Or my favourite, RATOG (Rocket Assisted Take Off Gear) used on carriers in the 1950s when the steam catapult was u/s. 3) Or the hydrogen peroxide powered steam turbine from the Spearfish torpedo which gave over a megawatt Over to Prof Breen. |
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