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  2. Scotch marine boiler - Wikipedia

    en.wikipedia.org/wiki/Scotch_marine_boiler

    A "Scotch" marine boiler (or simply Scotch boiler) is a design of steam boiler best known for its use on ships. Sectional diagram of a "wet back" boiler. The general layout is that of a squat horizontal cylinder. One or more large cylindrical furnaces are in the lower part of the boiler shell. Above this are many small-diameter fire-tubes ...

  3. List of boiler types by manufacturer - Wikipedia

    en.wikipedia.org/wiki/List_of_boiler_types_by...

    However, the furnace in a gunboat boiler has no opening at the bottom of the furnace to allow dumping of ash; the furnace is completely water-cooled, similar to a Scotch boiler furnace. These boilers were used in early torpedo boats and gunboats, having low height for protection from enemy gunfire. Galloway boiler

  4. Yarrow boiler - Wikipedia

    en.wikipedia.org/wiki/Yarrow_boiler

    These boilers were also large, and although fitted to many pre-dreadnought battleships, could not be fitted to the small torpedo boats and the early destroyers then under very active development. To provide a lighter boiler for smaller vessels, the 'Express' types were developed. These used smaller water-tubes of around 2" diameter, giving a ...

  5. RMS Campania - Wikipedia

    en.wikipedia.org/wiki/RMS_Campania

    They operated with a stroke of 69 in (1,800 mm). Steam was raised from twelve double-end Scotch boilers, each measuring 18 ft (5.5 m) in diameter and having eight furnaces. There was also one single-ended boiler for auxiliary machinery and one smaller donkey boiler. Boiler pressure was 165 psi (1,140 kPa), enabling the engines to produce 31,000 ...

  6. Fire-tube boiler - Wikipedia

    en.wikipedia.org/wiki/Fire-tube_boiler

    This firebox has an open base to provide a large grate area and often extends beyond the cylindrical barrel to form a rectangular or tapered enclosure. The horizontal fire-tube boiler is also typical of marine applications, using the Scotch boiler; thus, these boilers are commonly referred to as "scotch-marine" or "marine" type boilers. [2]

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  8. Boiler - Wikipedia

    en.wikipedia.org/wiki/Boiler

    Fire-tube boilers usually have a comparatively low rate of steam production, but high steam storage capacity. Fire-tube boilers mostly burn solid fuels, but are readily adaptable to those of the liquid or gas variety. Fire-tube boilers may also be referred to as "scotch-marine" or "marine" type boilers. [7] Diagram of a water-tube boiler.

  9. Steam dome - Wikipedia

    en.wikipedia.org/wiki/Steam_dome

    Some designs retained a steam dome: German and French practice often fitted them to Scotch marine boilers and other naval boilers such as the Normand, where British practice would do without. Where Cornish boilers were unusually fitted with a dome, in Cornwall this was known as a 'Dolly Varden', from the stovepipe hats forming part of the local ...