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Instman Field IF-AS Model – Superheated water generator
CHARACTERISTICS
EThe IF-AS superheated water generator is of monobloc construction, horizontal, with three smoke passages, an interior hearth passage and two smoke tube passages, designed for liquid and gaseous fuels.
The generator is made up of a cylindrical enclosing body with flat tubular plates with gusseted reinforcements with the enclosing; Inside it has a smooth hearth tube, one end of which is attached to the front plate of the casing and the other to the front plate of the hearth chamber.
Said chamber is made up of a horizontal cylindrical body, a frontal tubular plate, and a rear tubular plate joined to the rear plate of the casing by means of virotillos.
The IF-AS superheated water generator is classified as a humid chamber, as the hearth and the firebox at the end of the hearth are completely surrounded by water, therefore it does not have refractory material.
Between the front plate of the enclosure and that of the hearth chamber, there is a tubular bundle made up of tubes with bores and sealing welds (the welding is only on the front plate of the hearth) and suitably distributed they have several thicker tubes that carry out the braces mission.
Between the casing plates, there is a second tubular bundle made up of dowel tubes and tie rods.
Outside the boiler and not subject to pressure, it has two smoke boxes, one at the front to communicate the two tubular bundles and the other at the rear to communicate the second bundle with the chimney.