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#171
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![]() "Roland Perry" wrote in message ... In message . li, at 22:06:28 on Mon, 29 Nov 2010, Tom Anderson remarked: And this is without that diesel-boosted electric idea that was floating around for the IEPs. Is that still on the cards at all? There appears to be an assumption that it's scrapped, although I don't know exactly what's been said (other than the "Plan B" to have diesel loco hauled EMUs). Is there? Hammond announced two proposals for running IEP beyond the wires. Loco haulage of electric sets, or underfloor diesels on otherwise electric units. Paul S |
#172
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#173
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#174
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In message , at 11:48:00 on
Tue, 30 Nov 2010, Paul Scott remarked: There appears to be an assumption that it's scrapped, although I don't know exactly what's been said (other than the "Plan B" to have diesel loco hauled EMUs). Is there? Hammond announced two proposals for running IEP beyond the wires. Loco haulage of electric sets, Plan B. or underfloor diesels on otherwise electric units. Plan A. -- Roland Perry |
#175
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On Nov 30, 10:37*am, (Roy Badami) wrote:
In article , D7666 wrote: I have accounted for what I am talking about i.e. ''cambridge cruisers'' which is the term for all the non-stops and there are no other trains Kings Lynns. I'm not at all sure that 'Cambridge Cruiser' has been the term for anything for serveral years now... * * -roy It's still referred to by that name on the departure boards at Kings Cross. |
#176
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In message
, at 05:20:25 on Tue, 30 Nov 2010, Jamie Thompson remarked: I'm not at all sure that 'Cambridge Cruiser' has been the term for anything for serveral years now... It's still referred to by that name on the departure boards at Kings Cross. Sounds like the "MMs bar", a name which EMT understandably did away with, but is still stickered all over many of their trains. -- Roland Perry |
#177
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#178
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On Tue, 30 Nov 2010, Paul Scott wrote:
"Roland Perry" wrote in message ... In message . li, at 22:06:28 on Mon, 29 Nov 2010, Tom Anderson remarked: And this is without that diesel-boosted electric idea that was floating around for the IEPs. Is that still on the cards at all? There appears to be an assumption that it's scrapped, although I don't know exactly what's been said (other than the "Plan B" to have diesel loco hauled EMUs). Is there? Hammond announced two proposals for running IEP beyond the wires. Loco haulage of electric sets, or underfloor diesels on otherwise electric units. Since we're back in armchair engineering territory - DfT sanctioned! - would it be possible to have a diesel engine on wheels attached to the electric trains, but rather than pulling them along, supply electricity through their normal bus, so the train could still motor itself? Would that not combine the best aspects of diesel locos (only present where needed, large, efficient engine) and underfloor engines (fast acceleration)? tom -- Any Christmas message which ends with "... everything's pointless ...." probably doesn't need sharing -- cleanskies |
#179
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In article . li,
Tom Anderson wrote: Since we're back in armchair engineering territory - DfT sanctioned! - would it be possible to have a diesel engine on wheels attached to the electric trains, but rather than pulling them along, supply electricity through their normal bus, so the train could still motor itself? Would that not combine the best aspects of diesel locos (only present where needed, large, efficient engine) and underfloor engines (fast acceleration)? I thought that's pretty much what IEP bi-mode was. I wasn't aware that it had been redisgned to use underfloor diesel engines. -roy |
#180
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![]() "Roy Badami" wrote in message ... In article . li, Tom Anderson wrote: Since we're back in armchair engineering territory - DfT sanctioned! - would it be possible to have a diesel engine on wheels attached to the electric trains, but rather than pulling them along, supply electricity through their normal bus, so the train could still motor itself? Would that not combine the best aspects of diesel locos (only present where needed, large, efficient engine) and underfloor engines (fast acceleration)? I thought that's pretty much what IEP bi-mode was. I wasn't aware that it had been redisgned to use underfloor diesel engines. Underfloor engines on bi-mode IEP have been getting mentioned in most rail mags for a few months, but last week's announcement by Hammond that they were definitely one of two options for off the wires running was the first formal mention, I think. I think previous discussions here of a 'mobile diesel power pack' attached to electric trains cast doubt on the method of getting the power required across to the EMU. The current in any connectors was assumed to be very high, so it couldn't easily be done with an auto coupler, there would have to be separate power cables. Paul S |
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