4th Class Power Engineering Part B
Unit 12 – Boilers| Sec B
Surge Tank - Ans--The safety valve discharge on a hot oil system returns to
this
Shut off the fuel gas - Ans--In a hot oil system, if a "low oil flow" occurs, a
protective device will
Contain leaks and keep any oil away from the heater - Ans--The purpose of
the concrete dike around the base of a hot oil heater is
Breeching - Ans--The convection tubes of a typical up-draft model fired
heater are located in
Vacuum Distillation - Ans--Reduced crude oil from the bottom of a crude unit
is subject to high temperatures and lower pressures to separate the
components in a process called
95% - Ans--What is the percent by volume of methane in natural gas?
Methane - Ans--After processing, the predominant constituent in natural
gas is
Power Boiler - Ans--In a typical crude oil process, the crude unit does not
directly feed product to the
Concrete Piers - Ans--Structural support beams that strengthen and
support furnace heaters are mounted on
Conventional, single stage centrifugal pump - Ans--The kind of pump
normally used with a hot oil system is a
40-50% - Ans--The approximate efficiency of a hot oil radiant heater is
, Absorption, Stabilization, Separation, Re-compression - Ans--Four
processes used in natural gas treatment
Diesel Hydrotreater - Ans--Removes the sulphur and nitrogen compounds
from the diesel before the diesel goes to storage
Interlocked - Ans--Most hot oil heater fuel controls are _____ to prevent pilot
ignition if the hot oil flow is below a prescribed lower limit.
75-85% - Ans--Hot oil convection heaters have an approximate efficiency of
Temperature - Ans--The mechanical seal material in a hot oil pump
determines the ___ of the oil that can be pumped
On the discharge of the circulating pump, after the heater - Ans--A safety
valve is provided on a hot oil system and is located
Always - Ans--A low hot oil flow shutdown (FSDL) _____ installed in the
outlet line of an oil heater
Center line - Ans--The burners of a horizontal rectangular direct-fired oil
heater are mounted on the floor and run along the
Expansion tank - Ans--A hot oil pump inlet is located below the
Ruptured Tube - Ans--A high stack temperature in a hot oil heater is
probably an indication of a
True - Ans--All natural gas requires some processing before it is ready for
marketing (True or False)
Naphtha hydrotreater - Ans--A unit that removes sulphur and nitrogen
compounds
Remove hydrogen sulphide and carbon dioxide from the gas - Ans--The
purpose of the absorber in a natural gas plant is to
Unit 12 – Boilers| Sec B
Surge Tank - Ans--The safety valve discharge on a hot oil system returns to
this
Shut off the fuel gas - Ans--In a hot oil system, if a "low oil flow" occurs, a
protective device will
Contain leaks and keep any oil away from the heater - Ans--The purpose of
the concrete dike around the base of a hot oil heater is
Breeching - Ans--The convection tubes of a typical up-draft model fired
heater are located in
Vacuum Distillation - Ans--Reduced crude oil from the bottom of a crude unit
is subject to high temperatures and lower pressures to separate the
components in a process called
95% - Ans--What is the percent by volume of methane in natural gas?
Methane - Ans--After processing, the predominant constituent in natural
gas is
Power Boiler - Ans--In a typical crude oil process, the crude unit does not
directly feed product to the
Concrete Piers - Ans--Structural support beams that strengthen and
support furnace heaters are mounted on
Conventional, single stage centrifugal pump - Ans--The kind of pump
normally used with a hot oil system is a
40-50% - Ans--The approximate efficiency of a hot oil radiant heater is
, Absorption, Stabilization, Separation, Re-compression - Ans--Four
processes used in natural gas treatment
Diesel Hydrotreater - Ans--Removes the sulphur and nitrogen compounds
from the diesel before the diesel goes to storage
Interlocked - Ans--Most hot oil heater fuel controls are _____ to prevent pilot
ignition if the hot oil flow is below a prescribed lower limit.
75-85% - Ans--Hot oil convection heaters have an approximate efficiency of
Temperature - Ans--The mechanical seal material in a hot oil pump
determines the ___ of the oil that can be pumped
On the discharge of the circulating pump, after the heater - Ans--A safety
valve is provided on a hot oil system and is located
Always - Ans--A low hot oil flow shutdown (FSDL) _____ installed in the
outlet line of an oil heater
Center line - Ans--The burners of a horizontal rectangular direct-fired oil
heater are mounted on the floor and run along the
Expansion tank - Ans--A hot oil pump inlet is located below the
Ruptured Tube - Ans--A high stack temperature in a hot oil heater is
probably an indication of a
True - Ans--All natural gas requires some processing before it is ready for
marketing (True or False)
Naphtha hydrotreater - Ans--A unit that removes sulphur and nitrogen
compounds
Remove hydrogen sulphide and carbon dioxide from the gas - Ans--The
purpose of the absorber in a natural gas plant is to
