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High Pressure Boilers Exam 1 with verified detailed answers
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Firetube - ✔✔A ___ boiler has heat and gases of combustion that pass through tubes
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surrounded by water. || ||
Perfect - ✔✔___ combustion occurs when fuel is burned using only the theoretical amount
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of air.
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Atomization - ✔✔The breaking up of fuel into small particles to maximize contact between
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fuel and air for combustion is ___.
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Maximum allowable working pressure (MAWP) - ✔✔The ___ is the highest pressure in
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pounds per square inch at which a boiler can be operated safely.
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Atmospheric - ✔✔___ pressure is the pressure caused by the weight of air surrounding the
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Earth.
British Thermal Unit (BTU) - ✔✔The amount of energy required to raise the temperature of
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1 lb of water 1°F is 1 ___.
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14.7 - ✔✔At sea level, the air pressure is approximately ___ psia.
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Secondary - ✔✔Air that controls combustion efficiency is ___ air.
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One Boiler Horsepower - ✔✔The evaporation of 34.5 lb of water per hour from and at a
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feedwater temperature of 212°F is ___. || || || || ||
High Pressure Boilers Exam 1 with verified detailed answers
|| || || || || || || ||
Firetube - ✔✔A ___ boiler has heat and gases of combustion that pass through tubes
|| || || || || || || || || || || || || || ||
surrounded by water. || ||
Perfect - ✔✔___ combustion occurs when fuel is burned using only the theoretical amount
|| || || || || || || || || || || || || ||
of air.
||
Atomization - ✔✔The breaking up of fuel into small particles to maximize contact between
|| || || || || || || || || || || || || ||
fuel and air for combustion is ___.
|| || || || || ||
Maximum allowable working pressure (MAWP) - ✔✔The ___ is the highest pressure in
|| || || || || || || || || || || || ||
pounds per square inch at which a boiler can be operated safely.
|| || || || || || || || || || ||
Atmospheric - ✔✔___ pressure is the pressure caused by the weight of air surrounding the
|| || || || || || || || || || || || || || ||
Earth.
British Thermal Unit (BTU) - ✔✔The amount of energy required to raise the temperature of
|| || || || || || || || || || || || || ||
1 lb of water 1°F is 1 ___.
|| || || || || || || ||
14.7 - ✔✔At sea level, the air pressure is approximately ___ psia.
|| || || || || || || || || || ||
Secondary - ✔✔Air that controls combustion efficiency is ___ air.
|| || || || || || || || ||
One Boiler Horsepower - ✔✔The evaporation of 34.5 lb of water per hour from and at a
|| || || || || || || || || || || || || || || || ||
feedwater temperature of 212°F is ___. || || || || ||
