19-03-2019· Cochran Boiler Working and Construction Cochran boiler consists of a cylindrical shell with its crown having a spherical shape. The furnace is also hemispherical in shape. The grate is also placed at the bottom of the furnace and the ash-pit is located below the grate.
05-03-2016· Cochran boiler is a vertical, coal or oil fired, fire-tube boiler. It is the modification of a simple vertical boiler with increase in surface area. Cochran boiler consists of a cylindrical shell with its top in a spherical shape. The furnace of the Cochran boiler is in hemispherical shape.
01-08-2019· Cochran boiler is efficient than the simple vertical boiler and it was founded by Cochran & Co. of Annan. In this boiler, the fire tubes are placed horizontally and the hot gases are surrounded around them for the generation of steam.
20-11-2019· Working In Cochran boiler first the fuel is inserted into the firebox and placed on the grate. The fuel is ignited through the fire hole provided at the right bottom of the boiler. The fuel is burnt in the firebox, and due to the burning of the fuel, smoke and hot flue gases emerge out.
Overview11-01-2012· Working of the Cochran boiler: Coal is fed into the grate through the fire hole and burnt. Ash formed during burning is collected in the ashpit provided just below the grate and then it is removed manually. The host gases from the grate pass through the flue pipe to the combustion chamber. The hot gases from the combustion chamber flow through the horizontal fire tubes and transfer the heat to the â€¦
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02-05-2016· Main parts of Cochran boiler: 1. Shell: The main body of the boiler is known as shell. It has vertical shall which has hemispherical top head. This hemispherical top gives 2. Grate: 3. Combustion chamber: 4. Fire tubes: 5. Fire hole:
Main Parts of Cochran Boiler: Shell: The main body of the boiler is known as a shell. It is hemispherical on the top, where space is provided for steam. This hemispherical top Grate: The area where the fire is placed known as a grate. It is placed at the bottom of the furnace where coal is