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High Pressure Boilers Final Exam || 50 QUESTIONS & ANSWERS|| 2024 LATEST UPDATE $9.99
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High Pressure Boilers Final Exam || 50 QUESTIONS & ANSWERS|| 2024 LATEST UPDATE
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  • High Pressure Boilers
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  • High Pressure Boilers

Boiler fittings are necessary for __________ - ANSWER - efficiency To prevent failure from pressure over the MAWP, all steam boilers must be equipped with at least one __________ - ANSWER - safety valve The purpose of a safety valve is to __________ - ANSWER - prevent the boiler from exceeding

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  • November 8, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • high pressure boilers
  • high pressure boilers final exam 50 questions
  • boiler fittings are necessary for ans
  • to prevent failure from pressure over the mawp al
  • the purpose of a safety valve is to

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  • High Pressure Boilers
  • High Pressure Boilers

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High Pressure Boilers Final Exam || 50
QUESTIONS & ANSWERS|| 2024 LATEST
UPDATE

Boiler fittings are necessary for __________ - ANSWER - efficiency



To prevent failure from pressure over the MAWP, all steam boilers must be equipped with at least one
__________ - ANSWER - safety valve



The purpose of a safety valve is to __________ - ANSWER - prevent the boiler from exceeding its MAWP



Safety valves are designed to __________ - ANSWER - pop open



When testing a safety valve manually, there must be __________ - ANSWER - at least 75% of the safety
valve popping pressure on the boiler



Any repairs to the safety valve must be done by the __________ - ANSWER - manufacturer-authorized
representative



A __________ test is used to test the relief capacity of a safety valve - ANSWER - accumulation



__________ pressure is the pressure caused by the weight of a column of water - ANSWER - hyrdrostatic



A cyclone separator is a cylindrical device that separates water droplets from steam using __________ -
ANSWER - centrifugal force



A steam pressure gauge must be protected by a siphon to prevent __________ - ANSWER - steam from
damaging the gauge

, The correction factor for hydrostatic pressure is __________ psi per vertical foot - ANSWER - .433



The boiler vent is open when warming up a boiler until __________ - ANSWER - there is 10 psi to 25 psi
of steam pressure on the boiler



Separators work on the basic principle of __________ - ANSWER - changing the direction of steam flow




A line desuperheater is used in conjunction with a _____. - ANSWER - pressure reducing station



Some plants are equipped with a _____ instead of a blowdown tank. - ANSWER - blow down separator.



If steam has a quality of _____%, it is 98% vapor and contains 2% water. - ANSWER - 98



In a heat recovery system, the _____ regulates the flow of makeup water to the flash economizer. -
ANSWER - proportioning valve



A 10° F rise in feed water temperature produces approximately _____% savings in fuel. - ANSWER - 1



A throttling calorimeter is used to directly measure the _____. - ANSWER - moisture content in steam



The flow of steam maintained through a super heater should never be less than _____% of boiler
capacity. - ANSWER - 25



When water is boiling, the water in the boiler and steam above it are at _____. - ANSWER - the same
temperature and pressure.



Water hammer is caused by _____ and can lead to a line rupture. - ANSWER - mixing steam and water



A steam trap usually has a _____ installed on the inlet line. - ANSWER - steam strainer

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