High Pressure Boiler Operator Exam with precise ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
detailed solutions ||\\//||
A closed vessel in which water is heated, steam is generated, superheated or any
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
combination thereof under pressure vacuum by the direct application of heat. - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Boiler
Maximum Allowable Working Pressure is the highest amount of pressure that the vessel is ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
designed to withstand. - correct answer✔✔M.A.W.P. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
......are designed to withstand a maximum of 15 psig steam or a M.A.W.P. 160 psig water. -
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔Low-Pressure boilers ||\\//|| ||\\//||
.....are designed to withstand pressure above 15 psig steam and/or 160 psig water. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔High-Pressure boilers ||\\//||
Has fire or gases of combustion in the tubes, and water surrounding the tubes. - correct
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answer✔✔Fire-tube boiler ||\\//||
Types of fire-tube boilers: - correct answer✔✔firebox, Scotch marine, vertical, horizontal
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return tube (hrt), and locomotive ||\\//|| ||\\//|| ||\\//|| ||\\//||
.....have water running through the tubes and fire or gases of combustion surrounding the
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tubes. - correct answer✔✔Water-tube boilers
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Air and fuel flow into the furnace ________________, where they are mixed and ignited. -
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correct answer✔✔Combustion Chamber ||\\//|| ||\\//||
, .....is the difference in pressure between two points that causes air or gases to flow. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Draft
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....is the amount of energy contained in a material......is the intensity of that energy. - correct
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answer✔✔-Heat
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-Temperature
.....transfers heat by changing the state of the medium from liquid to vapor. - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Evaporation
......transfers heat by changing the state of material from vapor to liquid. - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Condensation
......also referred to as a relief valve, pop-off valve, or safety relief valve. - correct
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answer✔✔Safety Valve ||\\//||
(sight glass) is a tube that indicates the water leve in a boiler. - correct answer✔✔Gage glass
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The removal of water from the boiler.
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It is done in order to remove the amount of solids in the water, and is performed as either
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bottom (sludge) blowdown, or continuous (surface) blowdown. - correct answer✔✔Boiler
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Blowdown
Allows flows in one direction only. These are often seen in feedwater lines between the
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pumps and the boiler. - correct answer✔✔Check Valve ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Water should never be added to the boiler if water is not present in the _____________. -
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔Gauge glass ||\\//|| ||\\//||
detailed solutions ||\\//||
A closed vessel in which water is heated, steam is generated, superheated or any
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
combination thereof under pressure vacuum by the direct application of heat. - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Boiler
Maximum Allowable Working Pressure is the highest amount of pressure that the vessel is ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
designed to withstand. - correct answer✔✔M.A.W.P. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
......are designed to withstand a maximum of 15 psig steam or a M.A.W.P. 160 psig water. -
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔Low-Pressure boilers ||\\//|| ||\\//||
.....are designed to withstand pressure above 15 psig steam and/or 160 psig water. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔High-Pressure boilers ||\\//||
Has fire or gases of combustion in the tubes, and water surrounding the tubes. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Fire-tube boiler ||\\//||
Types of fire-tube boilers: - correct answer✔✔firebox, Scotch marine, vertical, horizontal
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
return tube (hrt), and locomotive ||\\//|| ||\\//|| ||\\//|| ||\\//||
.....have water running through the tubes and fire or gases of combustion surrounding the
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
tubes. - correct answer✔✔Water-tube boilers
||\\//|| ||\\//|| ||\\//|| ||\\//||
Air and fuel flow into the furnace ________________, where they are mixed and ignited. -
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔Combustion Chamber ||\\//|| ||\\//||
, .....is the difference in pressure between two points that causes air or gases to flow. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Draft
||\\//||
....is the amount of energy contained in a material......is the intensity of that energy. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔-Heat
||\\//||
-Temperature
.....transfers heat by changing the state of the medium from liquid to vapor. - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Evaporation
......transfers heat by changing the state of material from vapor to liquid. - correct ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Condensation
......also referred to as a relief valve, pop-off valve, or safety relief valve. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Safety Valve ||\\//||
(sight glass) is a tube that indicates the water leve in a boiler. - correct answer✔✔Gage glass
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
The removal of water from the boiler.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
It is done in order to remove the amount of solids in the water, and is performed as either
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
bottom (sludge) blowdown, or continuous (surface) blowdown. - correct answer✔✔Boiler
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Blowdown
Allows flows in one direction only. These are often seen in feedwater lines between the
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
pumps and the boiler. - correct answer✔✔Check Valve ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Water should never be added to the boiler if water is not present in the _____________. -
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔Gauge glass ||\\//|| ||\\//||
