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Recent Content by Hermod

  1. Hermod
    Post

    P2 Locomotive Company and related matters

    Is there somewhere a published accident report?
    Post by: Hermod, Apr 18, 2024 at 3:08 PM in forum: Steam Traction
  2. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    Pure nonsense and can only be explained by age. Holcroft in Locomotive Adventure makes the same when explaining why 05002 was more important than...
    Post by: Hermod, Mar 15, 2024 in forum: Steam Traction
  3. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    The 05002 accelerated very evenly to 200km/ where speedometers and penwriters in dyno (two of each )touched stop. The claim of 200.4kmh mean over...
    Post by: Hermod, Feb 18, 2024 in forum: Steam Traction
  4. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    Thank You for answering.
    Post by: Hermod, Feb 16, 2024 in forum: Steam Traction
  5. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    Dear Bryan Benn Can You inform us who calculated the speed numbers and from what source? Kind regards Hermod Mallard by Hermod posted Dec 5,...
    Post by: Hermod, Feb 15, 2024 in forum: Steam Traction
  6. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    Are there other members than mr Martin having acces to the Mallard NRM roll? In that case everything written here has not been in wain. We know...
    Post by: Hermod, Feb 15, 2024 in forum: Steam Traction
  7. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    Mallard (100 mph =44.7mps) Length 154 m Mass 407 t Eqvivalent drag plate area 0.13*154=20.02 (m**2) Dynamic pressure...
    Post by: Hermod, Feb 15, 2024 in forum: Steam Traction
  8. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    I cant find them in this smokescren covered thread.
    Post by: Hermod, Feb 15, 2024 in forum: Steam Traction
  9. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    Supply total length and mass of trains ,and I will do the hard slide rule work ?
    Post by: Hermod, Feb 15, 2024 in forum: Steam Traction
  10. Hermod
    Post

    Steam speed records including City of Truro and Mallard

    My main interest in Tornado was to using IHP values from the 102 mph run to to tune,test and prove my easy train IHP estimator. Data is not good...
    Post by: Hermod, Feb 12, 2024 in forum: Steam Traction
  11. Hermod
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    Current and Proposed New-Builds

    I stand corrected. But they looked much newer and smarter With 16.5 inch diameter outside high pressure cylinders they could have been made to...
    Post by: Hermod, Feb 11, 2024 in forum: Steam Traction
  12. Hermod
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    Current and Proposed New-Builds

    The first 12 converted from 4-6-2 were fired by hand. Fireman mr Marty fired unassisted 4000kg in an hour out on line with three counterpressure...
    Post by: Hermod, Feb 11, 2024 in forum: Steam Traction
  13. Hermod
    Media

    WP_20240210_013[1]

    Uploaded by: Hermod, Feb 10, 2024, 0 comments, in album: Pictures from Hermod
  14. Hermod
    Post

    Current and Proposed New-Builds

    https://www.jernbanen.dk/damp_solo.php?s=1&lokid=885 WP_20240210_013[1] by Hermod posted Feb 10, 2024 at 8:56 PM
    Post by: Hermod, Feb 10, 2024 in forum: Steam Traction
  15. Hermod
    Post

    Current and Proposed New-Builds

    From 4-6-2 to 4-8-0 the french way Chipalong by Hermod posted Feb 10, 2024 at 2:27 PM
    Post by: Hermod, Feb 10, 2024 in forum: Steam Traction