6 questions Intermediate

ECADEMY test

7 - Chilled water systems for air conditioning

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

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Question 1 of 6 Intermediate

If the chilled water temperature range for which the system is designed is not maintained…

Question 3 of 6 Intermediate

What affects a system’s total cost of ownership the most?

Question 6 of 6 Intermediate

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Correct
Q: If the chilled water temperature range for which the system is designed is not maintained…
A: … you risk low Delta T syndrome
Correct
Q: How does the VPF design achieve energy and cost savings?
A: By eliminating the constant-flow chilled water pumps by variable-flow
Correct
Q: What affects a system’s total cost of ownership the most?
A: Low Delta T syndrome
Correct
Q: By separating pump control from chiller design, what does the VPF design achieve?
A: The pumps maintain a target differential pressure, Delta P, at a specific point in the system
Correct
Q: What is FLOWLIMIT?
A: An electronic flow commissioning functionality built into the pump
Correct
Q: Which of the following statements about VPF systems is true?
A: They are getting cheaper in installation and more energy efficient