6 questions Intermediate

ECADEMY test

16 - Monitoring and controls

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

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Question 1 of 6 Intermediate

1 To achieve high irrigation efficiency in all types of irrigation, it is important to be able to control the:

Question 4 of 6 Intermediate

4 A VFD provides soft start and soft stop that helps:

Question 6 of 6 Intermediate

6 Which of the following pump performance regulation approaches does not allow for manual nor automatic flow/pressure adjustments?

Question 6 of 6 Intermediate

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Correct
Q: To achieve high irrigation efficiency in all types of irrigation, it is important to be able to control the:
A: Flow and pressure
Correct
Q: Which of the following statements depict the actual benefit of a VFD.
A: It provides soft start and soft stop, thereby, minimising the risk of water hammer in the system.
Correct
Q: When a VFD is installed with a pump, what happens if the valve for one irrigation zone is closed and other is open?
A: A pressure sensor notifies the VFD to reduce the pressure, and thereby speed of the pump.
Correct
Q: A VFD provides soft start and soft stop that helps:
A: Eliminate risk of water hammer.
Correct
Q: Which of the following statements is correct?
A: A VFD is typically used when there is more than one irrigation zone, and every zone has different water requirements.
Correct
Q: Which of the following pump performance regulation approaches does not allow for manual nor automatic flow/pressure adjustments?
A: Modifying impeller diameter