Practice By Cycle Type (1.3) - Psychrometry - Refrigeration and Air Conditioning

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does DX in DX Systems stand for?
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Think about the cooling method used.
Question 2.
What is the function of a Chilled Water AC System?
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Consider how it manages larger spaces.
3Question 3.
What is the primary function of Direct Expansion Systems?
- Heat Air
- Cool Air
- Filter Air
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Think about the cycle type of these systems.
4Question 4.
Chilled Water AC Systems are best suited for which applications?
- Small homes
- Commercial buildings
- Private offices
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Consider the size and cooling needs.
Question 5.
Design a small office HVAC system. Would you choose a DX or Chilled Water System? Justify your reasoning with data on cooling capacity, energy efficiency, and use case.
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Analyze the square footage and cooling needs.
Question 6.
In a situation where an office building has variable occupancy, how would you utilize psychrometry to optimize comfort? Discuss how temperature and humidity controls would be implemented.
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Consider how systems would respond to increased or decreased occupancy.

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