Mechanical Engineering :: Steam Boilers and Engines
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A valve installed between the boiler and the feed pump is
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The principal function of a stop valve is to
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The indicated thermal efficiency is defined as the
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A.
control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required |
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B.
empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler |
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C.
put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit |
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D.
increase the temperature of saturated steam without raising its pressure |