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 40, Problem 4RQ
A typical temperature relationship between a high-efficiency condenser and the ambient temperature is
A. 10°F.
B. 20°F.
C. 30°F.
D. 40°F.
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Match the following to its correct definition
a. boilerb. condenserc. reheaterd. open feedwater heatere. closed feedwater heaterf. turbineg. pump> It is where bled steam and/or water at different temperatures mix. It is where water is converted to steam.>It cools the condenser circulating water.>It is used to increase the pressure and/or elevation of feedwater.>It is where feedwater temperature increases as the steam condenses on the outside of the tubes carrying the feedwater. >It is where additional heat is absorbed by intermediate-pressure steam. >It is where power is developed due to the passage of steam to blades attached to a shaft allowed to rotate. >It is where exhaust steam rejects heat and condenses.
Describe the efficiency of a water heater?
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Chapter 40 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 40 - The standard design conditions for...Ch. 40 - The typical temperature relationship between a...Ch. 40 - The evaporator will normally operate at a(n)...Ch. 40 - A typical temperature relationship between a...Ch. 40 - How is condenser high efficiency obtained?Ch. 40 - High-efficiency air-conditioning systems may use...Ch. 40 - What does the head pressure do If the suction...Ch. 40 - What will cause the suction pressure to rise?Ch. 40 - The evaporator design temperature may in some...Ch. 40 - The seasonal energy efficiency ratio (SEER)...
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- After heat is absorbed into a condenser medium in a water-cooled condenser, the heat can be deposited in one of two places. What are they?arrow_forward1. An air-source heat pump is a heat-pump system that uses air: a. as the system refrigerant. b. as the heat source when operating in the cooling mode. c. as the heat sink when operating in the heating mode. d. as the heat source when operating in the heating mode. 2. According to the Department of Energy, duct leakage can result in a energy loss? a. 10% b. 20% c. 30% d. 40% 3. As the outside ambient temperature drops, the efficiency of a heat-pump system operating in the mode will: a. heating, drop b. heating, rise c. cooling, rise d. Both a and c are correct.arrow_forward8) Which of the following components is NOT within the refrigeration cycle?A: Expansion valveB: CompressorC: EvaporatorD: Extractorarrow_forward
- The typical temperature relationship between a standard-efficiency air-cooled condenser and the ambient temperature is A. 50F. B. 40F C. 30F. D. 20F.arrow_forwardWhere must a suction-line drier be placed in a heat pump after a motor burnout?arrow_forwardWhat happens to refrigerant heat in the condenser?arrow_forward
- A 1-ton air conditioner is a unit that will remove the amount of heat neededto melt one ton of ice in 24 hours. A ton has 2,000 pounds in it.a. If 144 Btu of heat are needed to melt 1 pound of ice, how many Btus woulda 1-ton air conditioner remove in 24 hours?b. How many Btus would a 1-ton air conditioner remove in 1 hour?arrow_forwardGeneral types of Expansion device and Condenser used in a refrigeration system ?arrow_forwardWhich is the example of heat sink? Select one: O a. Combustion chamber O b. Boiler O .river O d. Nuclear Reactorarrow_forward
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