Water Tube Boilers: Babcock and Wilcox boilerIt is a water tube boiler used in steam power plants. Inthis, water is circulated inside the tubes and hot gases flow over the tubes.Description:The Babcock and Wilcox boilerconsists of1.
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Steamand water drum (Boiler shell)2. Uptake–header and down –comer4. Damper1.Steam and Water drum (Boiler Shell)One half of the drum which is horizontal is filled up withwater and steam remains on the other half. It is about 8 metres in length and 2metres in diameter.2.Water tubesWater tubes are placed between the drum and the furnace inan inclined position (at an angle of 10 0 to 15 0) topromote water circulation.
PowerPoint Presentation: This headers are connected to a inclined water tubes The water tube inclined to the horizontal about 15˚. The baffles plates are provided in order to make circulation of hot gases in sine wave form. A damper is fitted at back of the boiler to regulate draught.
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