2
What kind of pumps would normally NOT have a radial flow impeller?
3
At the very highest level, what are the two main types of pump?
5
In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
6
Sanitary pumps are used in the…
7
What does QH curve show?
8
What is a main disadvantage of a centrifugal pump?
Test results
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Q: Are axial flow impellers used in closed pump designs?
A: Yes
Q: Are axial flow impellers used in closed pump designs?
A: Sometimes
Q: Are axial flow impellers used in closed pump designs?
A: No
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
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: 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: Sanitary pumps are used in the…
A: Food and beverage industry
Q: Sanitary pumps are used in the…
A: Sanitation industry
Q: Sanitary pumps are used in the…
A: Domestic building segment, primarily for bathroom applications
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: What is a main disadvantage of a centrifugal pump?
A: They require a lot of maintenance
Q: What is a main disadvantage of a centrifugal pump?
A: They contain a lot of moving parts
Q: What is a main disadvantage of a centrifugal pump?
A: They cannot create suction by themselves