Category Archives: 5AT

Notes on FDC 8

Notes on FDC 8 – Wheel Balancing The following important note by David Wardale concludes the calculations for the balancing of the reciprocating parts of the locomotive, and are reproduced here since they supplement his response to a question in the FAQ section of this website: Summary: The 5AT locomotive can be satisfactorily balanced for […]

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Notes on FDC 4

Notes on FDC4 – Piston Valves, Valve Rings, Valve Spindles and Packings The following notes by David Wardale precede the calculations for the valves, and are reproduced here for the benefit of those who are interested: For a high degree of internal streamlining the largest practical piston valves are necessary. The largest valve diameter in […]

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Notes on FDC 1

Notes on the “General Calculations” (FDC 1) as published on this Website he General Calculations for the 5AT are available on this site in PDF format.  It is intended for the moment only to present the General Calculations for the 5AT locomotive on this website, however notes are provided on some of the other FDCs. […]

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Manuel Ramos

photo: Manuel Ramos stands in front of 2-8-4T No CP0186 in Contumil (Porto) Portugal A former pupil and personal friend of Livio Dante Porta, Manuel has worked with steam locomotives for most of his working life.  In the period 1990-93 he was an advisor to the Spanish National Railway Museum, and subsequently director of railway […]

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Ian Screeton

Ian Screeton Ian Screeton is the Engineering Manager of the Kirklees Light Railway who has masterminded the upgrading of the entire KLR locomotive fleet to incorporate “modern steam” features such as GPSC fireboxes, improved Lempor-based exhausts, roller bearings, steam sanding and Porta water treatment. Modification of the locomotives is an ongoing task that Ian undertakes […]

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Ian Gaylor

Ian Gaylor Ian Gaylor is a consultant design engineer with a lifetime of experience in both mechanical engineering design and steam locomotive operation. One-time Head of Mechanical Engineering at Cranfield Institute of Technology’s Product Engineering Centre, Ian now runs his own engineering consulting practice “Steam Loco Design” specialising in steam locomotives and railway rolling-stock.- see […]

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Bure Valley Railway

Bure Valley Railway See Ian Gaylor’s page describing his work in applying modern steam principles to locomotives on the Bure Valley Railway.  See also Ian’s website at http://www.steam-loco-design.co.uk/pages/zb_article.html    

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FCAF Garratt No 2

Shaun McMahon’s Modifications to FCAF Garratt No 2 Shaun McMahon provided the following information on past, current and planned modifications to FCAF locomotive No 2 now named Ing L.D. Porta.  Shaun was responsible for overseeing its rebuilding and “modernization”. (See bottom of page for questions and answers) LOCOMOTIVE No.2 – BRIEF REVIEW OF STAGES 1 […]

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SS Montreux

SS Montreux The paddle steamer “Montreux” (named after the famous resort town on the shores of Lake Geneva) is currently the most unique and modern steamboat in Europe (or the World). Its modern features include a brand-new two-cylinder inclined marine steam engine of classical appearance yet modern design. The “Montreux” was originally built as a classic Belle […]

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DLM Rack Tanks

Rack Tanks in Switzerland and Austria Brienz Rothorn Bahn rack-tank No 14, Brienz, 2003 [Chris Newman] As long ago as 1992, the Swiss locomotive manufacturer SLM delivered the first of a new class of modern oil-fired steam rack tank engines to operate on the the Brienz Rothorn Bahn rack-railway in Switzerland. The locomotives were designed […]

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DLM 52-8055

DLM‘s Kriegslok 52-8055 Engine 52 8055 was built in 1942/1943 in Grafenstaden, in German occupied France. As a member of the 52 class it was a typical austerity-type wartime locomotive of which some 6000 examples were built in factories all across Europe during World War II and shortly thereafter. Hence, locomotives of the 52 class […]

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