High Pressure Boilers Final Exam questions with accurate solutions

High Pressure Boilers Final Exam questions with ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




accurate solutions ||\\//||




Boiler fittings are necessary for __________ - correct answer✔✔- efficiency
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To prevent failure from pressure over the MAWP, all steam boilers must be equipped with at
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least one __________ - correct answer✔✔- safety valve
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The purpose of a safety valve is to __________ - correct answer✔✔- prevent the boiler from
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exceeding its MAWP
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Safety valves are designed to __________ - correct answer✔✔- pop open
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When testing a safety valve manually, there must be __________ - correct answer✔✔- at
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least 75% of the safety valve popping pressure on the boiler
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Any repairs to the safety valve must be done by the __________ - correct answer✔✔-
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manufacturer-authorized representative ||\\//||




A __________ test is used to test the relief capacity of a safety valve - correct answer✔✔-
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accumulation



__________ pressure is the pressure caused by the weight of a column of water - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




answer✔✔- hyrdrostatic ||\\//||




A cyclone separator is a cylindrical device that separates water droplets from steam using
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__________ - correct answer✔✔- centrifugal force ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||

, A steam pressure gauge must be protected by a siphon to prevent __________ - correct
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answer✔✔- steam from damaging the gauge ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




The correction factor for hydrostatic pressure is __________ psi per vertical foot - correct
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answer✔✔- .433 ||\\//||




The boiler vent is open when warming up a boiler until __________ - correct answer✔✔-
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there is 10 psi to 25 psi of steam pressure on the boiler
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Separators work on the basic principle of __________ - correct answer✔✔- changing the ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||




direction of steam flow ||\\//|| ||\\//|| ||\\//||




The dry pipe separator is located in the __________ - correct answer✔✔- upper part of the
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steam drum ||\\//||




The ASME Code states that high pressure boilers in battery and equipped with manhole
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openings must have __________ - correct answer✔✔- two main steam stop valves
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A main steam stop valve should be a __________ - correct answer✔✔- os&y gate
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Boiler safety valves are placed at the highest part of the __________ - correct answer✔✔-
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steam space ||\\//||




During boiler inspection, the main steam stop valves are __________ - correct answer✔✔-
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closed, locked, and tagged ||\\//|| ||\\//|| ||\\//||




A pressure gauge must be recalibrated if it is not accurate to within __________% of the
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working pressure - correct answer✔✔- 2 ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||