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  1. Barrett M95

    Class 172 Production Progress

    Progress looks good to me... http://www.flickr.com/photos/railwayphotographic/5937444781/in/photostream
  2. Barrett M95

    Flying Scotsman

    I was pulled to Leeds last week by the "Flying Scotsman" branded 91 and indeed it was pulling a rake of blue n' white Mk4's. The combination looked untidy, but operationally that is of minor consequence. Someone earlier pointed out that it's a bad idea having a one-off livery applied, but...
  3. Barrett M95

    Guess The UK Train Class

    It is indeed a 56. 56006 to be exact. And the difficult one was indeed a 91 so hats off to who suggested that!
  4. Barrett M95

    Guess The UK Train Class

    Not a 60.
  5. Barrett M95

    Guess The UK Train Class

    I was browsing the forum and stumbled across this thread. Apologies if I am wrong (I'm quite new), but it seems to be an open floor? I have two here for the price of one. If you get the easy one, feel free to carry on. The difficult one is just there for the real hard-core enthusiasts...
  6. Barrett M95

    East Coast Overhead line

    20N is in the zone for a friction figure I would say, yes. I should point out that not all BW high speed pantographs have that nominal figure. I know one vehicle fitted with one that is (or at least was) 70N nominal static, but it is not 25kV. It does vary a lot with speed but the main...
  7. Barrett M95

    British Grand Prix 2011

    This whole hot blown diffuser episode has caused quite a lot of arguments. I saw Horner and Whitmarsh verbally butting heads at a press conference yesterday. Renault engined cars seem to benefit from a different amount of throttle on such diffusers. It is a strange time to impose a strange...
  8. Barrett M95

    East Coast Overhead line

    Thank you for the welcome. I see - I'm perhaps not tuned in to the level of audience yet. Yes, I believe that while increasing tension is always welcome from our point of view as vehicle engineers as it makes life easier on high speed current collection, oscillations are inevitable and...
  9. Barrett M95

    HS2 - register your support.

    I have many more such analogies... Yes I think we are in agreement that while high speed rail has an important role to play, it is still only part of the wider network which includes rural lines and short distance commuter lines in densely populated areas.
  10. Barrett M95

    East Coast Overhead line

    This is an interesting discussion. I have a few points; 1 - The uplift force you liken to a bag of sugar. If I may assume a typical bag of sugar as 1kg, therefore a force of approx 10N - is that what you have in mind? Vehicles I have worked on have had static uplift forces of between 50N and...
  11. Barrett M95

    Best sights by rail

    South of Peterborough on the ECML where it crosses the fens. It was a cold winter morning a couple of years ago and the sun was rising orange in the sky. There was a very unusual misty, frosty, fog hanging about 3 or 4 feet above the ground and because the ground is so low and flat the railway...
  12. Barrett M95

    HS2 - register your support.

    High speed rail has an incredible effect on long distance travel. If you never or rarely travel more than 30 miles, of course you will not see the benefit of such an investment and will likely have the opinion of "waste of money, spend it elsewhere". I can understand your position if this is the...

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