At the very highest level, what are the two main types of pump?
In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
What makes mixed flow impellers different from axial flow impellers?
Centrifugal pumps can be categorised into the following groups…
What kind of pumps would normally NOT have a radial flow impeller?
Test results
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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: 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: What makes mixed flow impellers different from axial flow impellers?
A: Mixed flow impellers deliver higher rotation speeds
Q: What makes mixed flow impellers different from axial flow impellers?
A: They subject the fluid to a degree of radial flow
Q: What makes mixed flow impellers different from axial flow impellers?
A: They’re not nearly as good as a fully axial flow impeller
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: 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 what year was the centrifugal pump invented?
A: 1689
Q: In what year was the centrifugal pump invented?
A: 1789
Q: In what year was the centrifugal pump invented?
A: 1923
Q: Centrifugal pumps can be categorised into the following groups…
A: Forward flow, backward flow, static flow
Q: Centrifugal pumps can be categorised into the following groups…
A: Vertical flow, horizontal flow, diagonal flow
Q: Centrifugal pumps can be categorised into the following groups…
A: Radial flow, mixed flow, axial flow
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