Which kind of pumps are used in boiler systems?
Why is cavitation always an issue in boiler feed applications?
What is the main purpose of the deaerator?
Which of the following parameters are not a part of the NPSHA calculation?
Test results
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Q: Which kind of pumps are used in boiler systems?
A: Single stage centrifugal pump
Q: Which kind of pumps are used in boiler systems?
A: Piston pump
Q: Which kind of pumps are used in boiler systems?
A: Multi-stage centrifugal pump
Q: Which kind of pumps are used in boiler systems?
A: Screw spindle pump
Q: Which kind of pumps are used in boiler systems?
A: Dosing pump
Q: Why is cavitation always an issue in boiler feed applications?
A: The pumps are all ways sized too small
Q: Why is cavitation always an issue in boiler feed applications?
A: Because of the chemicals used in the boiler water
Q: Why is cavitation always an issue in boiler feed applications?
A: The water is always at boiling temperature.
Q: Why is cavitation always an issue in boiler feed applications?
A: The boiler feed pump always has a negative suction lift from a well
Q: How many basic boiler types exist?
A: 1
Q: How many basic boiler types exist?
A: 3
Q: How many basic boiler types exist?
A: 5
Q: How many basic boiler types exist?
A: 7
Q: On which side of the boiler should the central air separator be installed?
A: Inlet
Q: On which side of the boiler should the central air separator be installed?
A: Outlet
Q: What is the main purpose of the deaerator?
A: To collect condensate
Q: What is the main purpose of the deaerator?
A: Back up tank for make-up water
Q: What is the main purpose of the deaerator?
A: Take as much oxygen out of the water as possible.
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hb = Pressure inside the deaerator
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hf = Friction loss in the suction pipe
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hv = Vapour pressure of the liquid
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hR = Regulation valve size
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hgeo = Is the water level above or under the pump inlet
Q: Which of the following parameters are not a part of the NPSHA calculation?
A: hs = Safety factor