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.

You must answer all questions correctly to pass the test and complete the course.

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Question 1 of 6 Intermediate

How much of the 30 % of water lost to evaporation can you potentially save by using the right control?
None
5%
20%
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Question 2 of 6 Intermediate

How does Grundfos iSOLUTIONS help the pump control the cooling tower?
By keeping the pumps running at constant speed
Through speed regulation and start/stop functions
By using powerful fans
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Question 3 of 6 Intermediate

Does fixed-speed operation give you a greater control of energy use?
Yes
No
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Question 4 of 6 Intermediate

Which function can you use to start or stop the fan in the cooling tower?
The operating mode function
The control mode function
The limit exceed function
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Question 5 of 6 Intermediate

What is the main purpose of a cooling tower?
To transfer heat from the cooling water to the air by evaporation
To boost pressure in the distribution area
To keep a volume of water for emergency use
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Question 6 of 6 Intermediate

What does biofilm do?
It leads to an overdosing of chemials
It reduces the capacity of the cooling tower
It leads to scaling
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Question 6 of 6 Intermediate

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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: How does Grundfos iSOLUTIONS help the pump control the cooling tower?
A: Through speed regulation and start/stop functions
Correct
Q: Does fixed-speed operation give you a greater control of energy use?
A: No
Correct
Q: Which function can you use to start or stop the fan in the cooling tower?
A: The limit exceed function
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: What does biofilm do?
A: It reduces the capacity of the cooling tower
Continue training Go to MyECADEMY
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