Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN: 9781305578296
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Textbook Question
Chapter 24, Problem 4RQ
The four types of charges that the TXV uses to control refrigerant flow are ____, ____, ____, and ______.
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Refrigerant works by absorbing ____ from the environment where cooling is required
Usually evaporator pressure in refrigeration system is ____________
A.
120 kN/mm2
B.
0.12 N/mm2
C.
0.12 N/cm2
D.
120 N/mm2
Which of the following statements is false?
The condenser is normally mounted just in front of the radiator.
The receiver/dryer is a storage tank for the liquid refrigerant from the condenser.
An accumulator is not used in any system with a receiver/dryer.
All of the above.
Chapter 24 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 24 - Which is not a pressure or force acting on a TXV...Ch. 24 - The needle and seat of a TXV are normally made of...Ch. 24 - The TXV tries to maintain a constant _____in...Ch. 24 - The four types of charges that the TXV uses to...Ch. 24 - Prob. 5RQCh. 24 - When do some TXVs require an external an external...Ch. 24 - Draw a diagram showing how an external equalizer...Ch. 24 - The TXV responds to an increased heat load by A....Ch. 24 - The three factors that determine the capacity of a...Ch. 24 - Explain why the entering liquid pressure has no...
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- What state is the refrigerant in when it leaves the condenser?arrow_forwardThe LiBr-water absorption cycle shown in Fig. 17-2 operates at the following temperatures: generator, 100°C; condenser, 55°C; evaporator, 10°C, and absorber, 30°C. The flow rate of solution delivered by the pump is 0.4 kg/s. What is the concentration of Li-Br in the generator?arrow_forwardWhen a chiller is used, the secondary refrigerant that circulates in the building is _____.arrow_forward
- Which of the following is true regarding the refrigerantpiping on a rooftop package unit?A. The discharge and liquid lines must be field installed.B. The suction and liquid lines must be field installed.C. The discharge and suction lines must be field installed.D. No refrigerant lines are field installed.arrow_forwardQuality means _______ when referring to a refrigerant.arrow_forwardEvaporative condenser is used only air as condensing medium to condense the hot vapour refrigerant. True O Falsearrow_forward
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