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Q 1/35
Score 0
It increases the PH
30
tri sodium phosphate
caustic soda
neutral amine
Q 2/35
Score 0
use as coagulant?
30
Trisodium Phosphate
Neutral Amine
Poly Aluminum Chloride
35 questions
Q.
It increases the PH
1
30 sec
Q.
use as coagulant?
2
30 sec
Q.
coagulant creates larger particles called?
3
30 sec
Q.
Injection point of Trisodium Phosphate to precipitate suspended solids into sludge
4
30 sec
Q.
Injection point of hydrazine to eliminate oxygen content of water.
5
30 sec
Q.
Test to detect intrusion of salt or sea water in condenser.
6
30 sec
Q.
Chemical that controls the scale formation of in steam drum.
7
30 sec
Q.
Is a measure of the ability to conduct electricity
8
30 sec
Q.
Monitors key chemical parameters on sight which relate to the quality of process fluids in the steam condensate feedwater cycle and the quality of various other process.
9
30 sec
Q.
Silica deposits primarily in the _______ area of the turbine.
10
30 sec
Q.
Deterioration of refractory through chemical reaction between the ash and the refractory itself.
11
30 sec
Q.
Type of refractory defect that is caused by excessive thermal and mechanical load, and on structural flaws upon installation.
12
30 sec
Q.
Are those of fixed shaped when delivered to the user.
13
30 sec
Q.
Are materials having the ability to retain its physical shape and chemical identity when subjected to high temperature.
14
30 sec
Q.
Is the property that causes ability of refractory materials to withstand high temp without chemical change or physical destruction
15
30 sec
Q.
Forms the exterior part of electrostatic precipitator and supports the discharge elctrodes and collecting electrodes
16
30 sec
Q.
High sparking and arcing can be remedied by lowering the ____ limit
17
30 sec
Q.
Collects fallen ash from the electrodes and gas distribution device
18
30 sec
Q.
Particles with _____ have a tendency to strongly stick to collecting electrodes making removal difficult and preventing other dust particles form being deposited.
19
30 sec
Q.
Shaped as flat plates and are used to collect the electrified particles.
20
30 sec
Q.
High DC voltage _____ is passed through the discharge electrode and collecting electrode from transformer rectifier.
21
30 sec
Q.
Remove particles from a gas stream by using electrical energy to charge particle either positively of negatively.
22
30 sec
Q.
Fly ash in ESP is at 150C or higher which can cause
23
30 sec
Q.
Electrostatic precipitator are capable of removing ____ of the particulate matter in the flue gas.
24
30 sec
Q.
Its primary function is to convey, transfer the bottom ash from the boiler to the silo
25
30 sec
Q.
It cools the extracted ash coming from the furnace grate and conveys the cooled ash to the bottom ash handling system
26
30 sec
Q.
It transfer the cooled bottom ash from the bottom ash screw cooler to the bucket elevator
27
30 sec
Q.
It is where the coarse granules of cooled bottom ash is collected and stored
28
30 sec
Q.
It conveys the cooled bottom ash from the chain conveyor to the screw conveyor via buckets
29
30 sec
Q.
Converts mechanical energy to electrical energy
30
30 sec
Q.
Generator uses the law of _____ to produce and output voltage.
31
30 sec
Q.
Is the initial voltage applied to the field winding to restore the residual magnetism
32
30 sec
Q.
Is a device that produces and supplies direct current to the rotor winding
33
30 sec
Q.
Transformer used to maintain excitation for self excited excitation system