Question 1 of 6
Intermediate

What is the main purpose of the deaerator?

Question 2 of 6
Intermediate

Which kind of pumps are used in boiler systems?

Question 3 of 6
Intermediate

On which side of the boiler should the central air separator be installed?

Question 4 of 6
Intermediate

How many basic boiler types exist?

Question 5 of 6
Intermediate

Which of the following parameters are not a part of the NPSHA calculation?

Question 6 of 6
Intermediate

How many ways can you control the level in the steam boiler?

Question 6 of 6
Intermediate

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1: What is the main purpose of the deaerator?
To collect condensate
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1: What is the main purpose of the deaerator?
Back up tank for make-up water
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1: What is the main purpose of the deaerator?
Take as much oxygen out of the water as possible.
2: Which kind of pumps are used in boiler systems?
Single stage centrifugal pump
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2: Which kind of pumps are used in boiler systems?
Piston pump
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2: Which kind of pumps are used in boiler systems?
Multi-stage centrifugal pump
2: Which kind of pumps are used in boiler systems?
Screw spindle pump
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2: Which kind of pumps are used in boiler systems?
Dosing pump
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3: On which side of the boiler should the central air separator be installed?
Inlet
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3: On which side of the boiler should the central air separator be installed?
Outlet
4: How many basic boiler types exist?
1
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4: How many basic boiler types exist?
3
4: How many basic boiler types exist?
5
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4: How many basic boiler types exist?
7
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5: Which of the following parameters are not a part of the NPSHA calculation?
hb = Pressure inside the deaerator
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5: Which of the following parameters are not a part of the NPSHA calculation?
hf = Friction loss in the suction pipe
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5: Which of the following parameters are not a part of the NPSHA calculation?
hv = Vapour pressure of the liquid
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5: Which of the following parameters are not a part of the NPSHA calculation?
hR = Regulation valve size
5: Which of the following parameters are not a part of the NPSHA calculation?
hgeo = Is the water level above or under the pump inlet
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5: Which of the following parameters are not a part of the NPSHA calculation?
hs = Safety factor
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6: How many ways can you control the level in the steam boiler?
1
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6: How many ways can you control the level in the steam boiler?
2
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6: How many ways can you control the level in the steam boiler?
3
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6: How many ways can you control the level in the steam boiler?
4