6 questions Intermediate

ECADEMY test

35 - The role of pumps in cooling towers

This course test contains 6 questions and can be retaken at any time.

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Question 1 of 6 Intermediate

Why are single-stage Grundfos NB/NK pumps usually used in cooling towers?

Question 2 of 6 Intermediate

What does the air pass through on its way out of the cooling towers?

Question 4 of 6 Intermediate

How much of the 30 % of water lost to evaporation can you potentially save by using the right control?

Question 5 of 6 Intermediate

Which function can you use to start or stop the fan in the cooling tower?

Question 6 of 6 Intermediate

How does Grundfos iSOLUTIONS help the pump control the cooling tower?

Question 6 of 6 Intermediate

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Correct
Q: Why are single-stage Grundfos NB/NK pumps usually used in cooling towers?
A: To meet requirements for high flow and low pressure
Correct
Q: What does the air pass through on its way out of the cooling towers?
A: It passes through the drift eliminators
Correct
Q: What is the main purpose of a cooling tower?
A: To transfer heat from the cooling water to the air by evaporation
Correct
Q: How much of the 30 % of water lost to evaporation can you potentially save by using the right control?
A: 20%
Correct
Q: Which function can you use to start or stop the fan in the cooling tower?
A: The limit exceed function
Correct
Q: How does Grundfos iSOLUTIONS help the pump control the cooling tower?
A: Through variable speed and start/stop functions