Three-drum boilers are a class of water-tube boiler used to generate steam, typically to power ships. They are compact and of high evaporative power,...

the steam drum returns to the lower drum via large-bore 'downcomer tubes', where it pre-heats the feedwater supply. (In large utility boilers, the feedwater...

used on ships, particularly warships. The Yarrow boiler design is characteristic of the three-drum boiler: two banks of straight water-tubes are arranged...

There have been a vast number of designs of steam boiler, particularly towards the end of the 19th century when the technology was evolving rapidly. A...

the useful load. The boiler is a watertube boiler, with these tubes contained within a vertical, cylindrical outer drum. This drum is double-walled and...

non-return valve where the feedwater enters the boiler drum. They are usually mounted halfway along the boiler drum, or else as a top feed, but away from the...

A steam drum is a standard feature of a water-tube boiler. It is a reservoir of water/steam at the top end of the water tubes. The drum stores the steam...

A package boiler is a factory-made boiler. Package boilers are available in a range of standard designs. Package boilers are used for heating and act as...

Recovery boiler is the part of kraft process of pulping where chemicals for white liquor are recovered and reformed from black liquor, which contains lignin...

steam drums (above) and water drums (below). The number of drums varies, and the Stirling designs are categorized into 3-, 4- and 5-drum boilers. The number...

Admiralty three-drum boiler until the Battle class of 1942, nearly ten years after other major navies began to use higher-pressure and temperature boilers. The...

inside the stream drum and becomes saturated steam. The forced circulation boiler begins the same as a natural circulation boiler, at the feed water...

driving two propeller shafts, using steam provided by four Admiralty three-drum boilers. The turbines developed a total of 40,000 indicated horsepower (30...

rather than coal) it is referred to as a composite boiler. The boiler is a cylindrical vertical water drum with a hemispherical domed top. This domed shape...

possible." As both drum and tubes are of small diameter, the boilers are also suitable for high pressure use. However the boilers entered service early...

driving one propeller shaft using steam provided by two Admiralty three-drum boilers. The engines developed a total of 2,880 indicated horsepower (2,150 kW)...

driving one propeller shaft using steam provided by two Admiralty three-drum boilers. The engines developed a total of 2,880 indicated horsepower (2,150 kW)...

alternatives and refinements to Minotaur. Design Z4C combined engine and boiler rooms, while designs ZA and ZB were two smaller alternatives with the same...

each driving one propeller shaft, using steam provided by three Admiralty three-drum boilers. The turbines developed a total of 34,000 shaft horsepower...

A boiler explosion is a catastrophic failure of a boiler. There are two types of boiler explosions. One type is a failure of the pressure parts of the...

couldn't disable all of the boilers or engines and immobilize the ship. Two boiler rooms, each with one three-drum boiler, were sited beneath the forward...

driving one propeller shaft using steam provided by two Admiralty three-drum boilers. The engines developed a total of 2,880 indicated horsepower (2,150 kW)...

driving one propeller shaft using steam provided by two Admiralty three-drum boilers. The engines developed a total of 2,880 indicated horsepower (2,150 kW)...

driving one propeller shaft using steam provided by two Admiralty three-drum boilers. The engines developed a total of 2,880 indicated horsepower (2,150 kW)...

scrapped on the slip in late 1945, with its boilers and machinery complete, and its guns nearly finished. Three of the laid-up vessels were completed in...

801 t) standard and 2,384 long tons (2,422 t) full load. Two Admiralty three-drum boilers fed steam at 300 pounds per square inch (2,100 kPa) and 620 °F (327 °C)...

White's own design of water-tube boiler, the White-Forster boiler. These were similar to contemporary three-drum boiler designs, but had a remarkable number...

condensate to the boiler, losses due to blowdown and leakages have to be made up to maintain a desired water level in the boiler steam drum. For this, continuous...

one propeller shaft using steam provided by eight Kampon Ro Gō-type three-drum boilers. The turbines were intended to produce a total of 152,000 shaft horsepower...

each driving one propeller shaft using steam supplied by a trio of three-drum boilers. The turbines were designed to produce 44,000 shaft horsepower (33...