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 22, Problem 8RQ
Four methods for controlling head pressure in an air-cooled condenser are ______, ______, _______, and
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Chapter 22 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 22 - Why do some condensers have to be cleaned with...Ch. 22 - The three materials of which condensers are...Ch. 22 - Who should be consulted when condenser cleaning is...Ch. 22 - When is the most heat removed from the refrigerant...Ch. 22 - After heat is absorbed into a condenser medium in...Ch. 22 - A water-cooling tower capacity is governed by what...Ch. 22 - When a standard-efficiency air-cooled condenser is...Ch. 22 - Four methods for controlling head pressure in an...Ch. 22 - The prevailing winds can affect which of the...Ch. 22 - True or False: Air-cooled condensers are much more...
Ch. 22 - The type of condenser that has the lowest...Ch. 22 - Compare the standard conditions of high-efficiency...Ch. 22 - Name two ways in which the heat from an air-cooled...Ch. 22 - Briefly describe what is meant by floating head...Ch. 22 - Explain how to flush impurities from a...Ch. 22 - Explain the basic operation of a combination ORI...Ch. 22 - Name two problems a refrigeration system may have...Ch. 22 - Briefly explain what is meant by condenser...
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- 1. A temperature drop in the coolant entering the primary loop can be dangerous because,(a) Reactivity can increase as a result.(b) Pressure in the primary loop will decrease and water can flash to steam.(c) All of the above.(d) None of the abovearrow_forwardGeneral types of Expansion device and Condenser used in a refrigeration system ?arrow_forwardEXPLAIN HOW QUANTITY OF COOLING WATER IN A CONDENSER IS ESTIMATED.arrow_forward
- What is a condenser water?arrow_forwardUsually evaporator pressure in refrigeration system is ____________ A. 120 kN/mm2 B. 0.12 N/mm2 C. 0.12 N/cm2 D. 120 N/mm2arrow_forwardThe metering device or expansion device in a mechanical refrigeration cycle ______. Select the correct answer below: A. raises the refrigerant pressure at the condenser inlet B. lowers the refrigerant pressure entering the evaporator C. creates a pressure drop D. Raises the refrigerant pressure entering the evaporatorarrow_forward
- A device that allows hot refrigerant vapor from the compressor discharge line to bypass the condenser and directly enter the liquid receiver when a certain pressure difference occurs between the discharge line and the liquid receiver is a A. condenser pressure regulator B. crankcase pressure regulator C. receiver pressure regulator D. split condenser valve 1 odeAarrow_forwardEvaporative condenser is used only air as condensing medium to condense the hot vapour refrigerant. * True Falsearrow_forwardWhy is a circulating brine system more attractive for ship refrigeration than individual evaporators?arrow_forward
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