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Q 1/20
Score 0
Main oil pump is coupled directly to turbine shaft and used to supply oil during start – up and shutdown.
30
TRUE
FALSE
Q 2/20
Score 0
Main steam control valve primary function is to quickly shut off the steam flow to the turbine under emergency condition such as failure of the control valves to close on loss of load.
30
TRUE
FALSE
20 questions
Q.
Main oil pump is coupled directly to turbine shaft and used to supply oil during start – up and shutdown.
1
30 sec
Q.
Main steam control valve primary function is to quickly shut off the steam flow to the turbine under emergency condition such as failure of the control valves to close on loss of load.
2
30 sec
Q.
Flame Detector monitors combustion in the furnace. It is suitable for monitoring flames from a variety of fuels and combustion process, and in this case, combustion of diesel oil in the start-up burner.
3
30 sec
Q.
. Having a downward inclination angle of 30 degrees, the burners will be installed into the furnace side walls at level 3,400mm above furnace grate.
4
30 sec
Q.
Cross Filtration is the one used in reverse osmosis.
5
30 sec
Q.
NaOCl means Sodium Hypochloride
6
30 sec
Q.
As thermal expansion of refractory increases, its thermal shock resistance improves.
7
30 sec
Q.
Economizer inlet is the injection point trisodium phosphate.
8
30 sec
Q.
A debris filter is installed between sea water booster pumps and CCWEs.
9
30 sec
Q.
Spray water used for DSH before the reheater is extracted from deaerator feed pump.
10
30 sec
Q.
CCWHE means closed cooling tower heat exchanger.
11
30 sec
Q.
After Cooling is the term applied to the method of extracting the heat from the compressed air as it passes from one cylinder to the other of the multi-stage compressor.
12
30 sec
Q.
The burners are designed for the operation of firing diesel oil as fuel with a max possible thermal firing capacity of 36.5 MW each burner and 3.7 MW at its minimum release.
13
30 sec
Q.
Bend pulley is placed to support an empty conveyor belt in its return. An idler pulley is mounted as to increase the arc of contact between a belt and a drive pulley.
14
30 sec
Q.
Anti sneakage baffles are installed between casing and CE plate to prevent gas flow to bypassing in dust collecting area.
15
30 sec
Q.
Air contributes to spontaneous combustion as it aids in the oxidation process.
16
30 sec
Q.
The SCADA as a unit consists of a processor to execute the control action on the field data provided by input and output modules. It can conduct counting, calculation, and comparison of analog process values.
17
30 sec
Q.
It will take 5mins to complete the removal of combustible gases in purging process.
18
30 sec
Q.
SUB is used to bring the furnace to required temperature during start-up
19
30 sec
Q.
Generator Exciter is a device that produces and supplies direct current to the rotor windings.
