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oldmrheaths letzte Aktivitäten

  1. oldmrheath gefällt SECR 65s Beitrag in dem Thema North Yorkshire Moors Railway General Discussion.

    This conversation about steam vs diesel has reminded me of two things (not particularly linked or related to each other): On that NYMR TV programme a fair while back, one of the episodes (or it might even be in the intro) has a section of...

    11 Juli 2026 um 07:30

  2. oldmrheath antwortete auf das Thema North Yorkshire Moors Railway General Discussion.

    I was looking at some reviews for another railway last night and the recent negative reviews were from people who had been expecting steam but got diesel. Yes the balance may be shifting but for many steam is still the expectation Jon

    10 Juli 2026 um 06:30

  3. oldmrheath antwortete auf das Thema North Yorkshire Moors Railway General Discussion.

    It's not just those walking away- it will be the disappointing experience for a number who do travel, including people with advance bookings, leading to people not returning, negative word-of-mouth or reviews etc Jon

    9 Juli 2026 um 20:25

  4. oldmrheath gefällt brennans Beitrag in dem Thema North Yorkshire Moors Railway General Discussion.

    Basic thermodynamics. Whilst heat transfer in the boiler is reasonably efficient the open steam cycle used in a locomotive is horribly inefficient. A diesel engine has an efficiency in the order of 30% to 40% then there are transmission losses....

    9 Juli 2026 um 12:27
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