In the spring and summer, of 2012 ASTT undertook trials using compressed wood chips, wood briquettes, torrefied wood and bio-coal, aimed at gaining an understanding of what might be achieved using these alternative fuels. The plan was to start the trials on miniature locomotives and then provided trials were successful, scale up to narrow gauge, […]
Revolution’s rolling chassis has been successfully tested on the Stapleford Miniature Railway. Over two days in September, the chassis was ballasted with sleepers and hauled over some 8 miles of track at varying speeds. It successfully negotiated the 18.5m radius curve to the new turntable which is near the limit for which it has been […]
In case you’ve not found it, please be aware that our “Revolution” page has been updated with the latest news of the project. Please take a look and, if possible, make a contribution towards its cost.
See here for a copy of Alex Powell’s 10/02/2026 paper on the Revolution project, and here to see a recording of his presentation. Members who attended ASTT’s stand at the “Greatest Gathering” event in Derby in August or ASTT’s 2025 conference in Darlington in October, will have seen Revolution with its smokebox mounted on its […]
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5AT Project Summary The background to the 5AT Project begins with the classic work of the French engineer André Chapelon (1892 – 1978) and the improvements he achieved in both the efficiency and performance of the steam locomotive. By taking a rational scientific approach to steam locomotive development Chapelon was able to incorporate improvements into rebuilds of existing designs […]