2
High Pressure Boilers Newest updated Final Exam with accurate
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answers
Boiler fittings are necessary for __________ - ✔✔- 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 __________ - ✔✔- safety valve
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The purpose of a safety valve is to __________ - ✔✔- prevent the boiler from exceeding its
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MAWP
Safety valves are designed to __________ - ✔✔- pop open
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When testing a safety valve manually, there must be __________ - ✔✔- at least 75% of the
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safety valve popping pressure on the boiler
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Any repairs to the safety valve must be done by the __________ - ✔✔- manufacturer-
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authorized representative ||
A __________ test is used to test the relief capacity of a safety valve - ✔✔- accumulation
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__________ pressure is the pressure caused by the weight of a column of water - ✔✔-
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hyrdrostatic
A cyclone separator is a cylindrical device that separates water droplets from steam using
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__________ - ✔✔- centrifugal force || || || ||
, 2
A steam pressure gauge must be protected by a siphon to prevent __________ - ✔✔- steam
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from damaging the gauge
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The correction factor for hydrostatic pressure is __________ psi per vertical foot - ✔✔- .433
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The boiler vent is open when warming up a boiler until __________ - ✔✔- there is 10 psi to
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25 psi of steam pressure on the boiler
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Separators work on the basic principle of __________ - ✔✔- changing the direction of
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steam flow ||
The dry pipe separator is located in the __________ - ✔✔- upper part of the steam drum
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The ASME Code states that high pressure boilers in battery and equipped with manhole
|| || || || || || || || || || || || || ||
openings must have __________ - ✔✔- two main steam stop valves
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A main steam stop valve should be a __________ - ✔✔- os&y gate
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Boiler safety valves are placed at the highest part of the __________ - ✔✔- steam space
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During boiler inspection, the main steam stop valves are __________ - ✔✔- closed, locked,
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and tagged ||
A pressure gauge must be recalibrated if it is not accurate to within __________% of the
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working pressure - ✔✔- 2 || || || ||
During normal usage, __________ are used to allow for the expansion and contraction of
|| || || || || || || || || || || || || ||
the main steam line - ✔✔- expansion bends
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High Pressure Boilers Newest updated Final Exam with accurate
|| || || || || || || || ||
answers
Boiler fittings are necessary for __________ - ✔✔- efficiency
|| || || || || || || ||
To prevent failure from pressure over the MAWP, all steam boilers must be equipped with at
|| || || || || || || || || || || || || || ||
least one __________ - ✔✔- safety valve
|| || || || || || ||
The purpose of a safety valve is to __________ - ✔✔- prevent the boiler from exceeding its
|| || || || || || || || || || || || || || || || ||
MAWP
Safety valves are designed to __________ - ✔✔- pop open
|| || || || || || || || ||
When testing a safety valve manually, there must be __________ - ✔✔- at least 75% of the
|| || || || || || || || || || || || || || || || ||
safety valve popping pressure on the boiler
|| || || || || ||
Any repairs to the safety valve must be done by the __________ - ✔✔- manufacturer-
|| || || || || || || || || || || || || ||
authorized representative ||
A __________ test is used to test the relief capacity of a safety valve - ✔✔- accumulation
|| || || || || || || || || || || || || || || ||
__________ pressure is the pressure caused by the weight of a column of water - ✔✔-
|| || || || || || || || || || || || || || || ||
hyrdrostatic
A cyclone separator is a cylindrical device that separates water droplets from steam using
|| || || || || || || || || || || || || ||
__________ - ✔✔- centrifugal force || || || ||
, 2
A steam pressure gauge must be protected by a siphon to prevent __________ - ✔✔- steam
|| || || || || || || || || || || || || || || ||
from damaging the gauge
|| || ||
The correction factor for hydrostatic pressure is __________ psi per vertical foot - ✔✔- .433
|| || || || || || || || || || || || || ||
The boiler vent is open when warming up a boiler until __________ - ✔✔- there is 10 psi to
|| || || || || || || || || || || || || || || || || || ||
25 psi of steam pressure on the boiler
|| || || || || || ||
Separators work on the basic principle of __________ - ✔✔- changing the direction of
|| || || || || || || || || || || || || ||
steam flow ||
The dry pipe separator is located in the __________ - ✔✔- upper part of the steam drum
|| || || || || || || || || || || || || || || ||
The ASME Code states that high pressure boilers in battery and equipped with manhole
|| || || || || || || || || || || || || ||
openings must have __________ - ✔✔- two main steam stop valves
|| || || || || || || || || ||
A main steam stop valve should be a __________ - ✔✔- os&y gate
|| || || || || || || || || || || ||
Boiler safety valves are placed at the highest part of the __________ - ✔✔- steam space
|| || || || || || || || || || || || || || ||
During boiler inspection, the main steam stop valves are __________ - ✔✔- closed, locked,
|| || || || || || || || || || || || || ||
and tagged ||
A pressure gauge must be recalibrated if it is not accurate to within __________% of the
|| || || || || || || || || || || || || || || ||
working pressure - ✔✔- 2 || || || ||
During normal usage, __________ are used to allow for the expansion and contraction of
|| || || || || || || || || || || || || ||
the main steam line - ✔✔- expansion bends
|| || || || || || ||
