Question 1 of 6
Basic

Why will pumps with a constant duty point soon be a thing of the past?

Question 2 of 6
Basic

What do pump curves help you do?

Question 3 of 6
Basic

What do you have when there’s a cross point between the system’s characteristics and the pump’s performance?

Question 4 of 6
Basic

What does a P2-curve measure?

Question 5 of 6
Basic

In their simplest forms, what do pump curves measure?

Question 6 of 6
Basic

When selecting a pump for variable flow, what's imperative?

Question 6 of 6
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1: Why will pumps with a constant duty point soon be a thing of the past?
Because duty pumps no longer operate alone
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1: Why will pumps with a constant duty point soon be a thing of the past?
Because better and smarter control valves are available
You can find the answer here >
1: Why will pumps with a constant duty point soon be a thing of the past?
Because of the use of variable speed pumps for applications with variable demand
2: What do pump curves help you do?
They help you identify and select the right pump for your needs
2: What do pump curves help you do?
They give you the pump’s technical specifications
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3: What do you have when there’s a cross point between the system’s characteristics and the pump’s performance?
The specific duty point
3: What do you have when there’s a cross point between the system’s characteristics and the pump’s performance?
The desired flow rate
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3: What do you have when there’s a cross point between the system’s characteristics and the pump’s performance?
The total head
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4: What does a P2-curve measure?
The relation between the power supplied and the power used
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4: What does a P2-curve measure?
The relation between a pump’s power consumption and flow
4: What does a P2-curve measure?
The pump’s head
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5: In their simplest forms, what do pump curves measure?
Pressure and flow
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5: In their simplest forms, what do pump curves measure?
Flow and head
5: In their simplest forms, what do pump curves measure?
Flow and pressure
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6: When selecting a pump for variable flow, what's imperative?
Looking for pumps which offer the best efficiency at lower more frequent flow
6: When selecting a pump for variable flow, what's imperative?
Selecting a pump with the best efficiency at the peak flow
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6: When selecting a pump for variable flow, what's imperative?
Looking for a pump with a constant duty point
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