What does QH curve show?
In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
At the very highest level, what are the two main types of pump?
What type of pump is a dosing pump?
What does ‘NPSH’ stand for in the NPSH-curve?
What kind of pumps would normally NOT have a radial flow impeller?
Test results
Congratulations. You have passed the test and completed the Basic Principles and Pump Types
Achieved badges:
Q: How many main pump types dose Grundfos produce?
A: 3
Q: How many main pump types dose Grundfos produce?
A: 10
Q: How many main pump types dose Grundfos produce?
A: 12
Q: What does QH curve show?
A: Flow at a given head
Q: What does QH curve show?
A: Head at a given flow
Q: What does QH curve show?
A: Overall efficiency
Q: In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
A: Performance
Q: In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
A: The type of pump
Q: In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
A: Flow
Q: At the very highest level, what are the two main types of pump?
A: Vertical pumps and horizontal pumps
Q: At the very highest level, what are the two main types of pump?
A: Positive displacement pumps and centrifugal pumps
Q: At the very highest level, what are the two main types of pump?
A: Submersible and sanitary pumps
Q: How much of the world’s total volume of water is fresh water?
A: 72%
Q: How much of the world’s total volume of water is fresh water?
A: About 50%
Q: How much of the world’s total volume of water is fresh water?
A: 3.5%
Q: What type of pump is a dosing pump?
A: A membrane pump
Q: What type of pump is a dosing pump?
A: An AUTOADAPT pump
Q: What type of pump is a dosing pump?
A: A centrifugal pump
Q: What does ‘NPSH’ stand for in the NPSH-curve?
A: Net potential surface heat
Q: What does ‘NPSH’ stand for in the NPSH-curve?
A: Net peripheral suction height
Q: What does ‘NPSH’ stand for in the NPSH-curve?
A: Net positive suction head
Q: What kind of pumps would normally NOT have a radial flow impeller?
A: Circulating pumps
Q: What kind of pumps would normally NOT have a radial flow impeller?
A: Immersible pumps
Q: What kind of pumps would normally NOT have a radial flow impeller?
A: Sewage treatment pumps