DEFINE THE REFRIGERATORS AND HEAT PUMPS

Q: 1. Assess the limiting factors that impact on the economics of heat pumps. As an example, consider…

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Q: Construct didactic sketches, showing the operating principles of both heat pumps and refrigeration…

A: Refrigerant= HFC-134a High pressure line = 0.8 MPa Low pressure line = -10oC Refrigerant mass flow…

Q: HAT IS THE BASIC DIFFERENCE BETWEEN A REFRIGERATION SYSTEM APPLIED IN AN AIR CONDITIONING AND IN THE…

A: Refrigeration is the process of lowering and/or maintaining a space, material, or system's…

Q: Define the coefficient of performance of a heat pump in words. Can it be greater than unity?

A: It is a mathematical approach which explains the work-ability of the heat pump. It depends on the…

Q: What is a heat pump and how does it work?

A: Note- I only give one solution at one time for other question you will upload again.

Q: Describe the Part of the heat received by a heat engine is converted to work, while the rest is…

A: The second law of thermodynamics heat engine only converts a part of heat absorbed from the source…

Q: The COPs are defined differently for heat pumps and airconditioners. Explain why.

A: The expression of the coefficient of performance of the heat pump is given by, COPHP=QHQH-QL......1…

Q: Explain how refrigerant and oil leakage are found in a waterless, earth-coupled, closedloop…

A: Geothermal Heat Pump

Q: In the mechanical heat pump, the highest temperature of the refrigerant will be just after the:…

A: In the mechanical heat pump, the highest temperature of the refrigerant will be just after the:…

Q: Define the objective of a heat pump is to supply heat QH into the warmer space.

A: The heat pump is a device that is used to supply heat to the system at high temperatures known as…

Q: What is the basic premise the Heat Pump technology relies on?

A: The detailed solution is given below:

Q: A parameter used to characterize the heat pump cycle performance is called the thermal efficiency.…

A: Heat pump: The device that is used for transfer heat is called a heat pump. Refrigerators and air…

Q: How to receive heat from a high-temperatureDefine the sources.

A: Thermal Engine: A thermal engine is a device which used the energy from a high-temperature source to…

Q: lot the COP of regerigerator and heat pump for temperature range from 1 degree celcius to 28 degree…

A: To determine the COP of refrigerator and heat pump.

Q: When a refrigeration system that produces low or no cooling has high suction pressure and low head…

A: For high pressure suction to occur you may have insufficient compressor which means your…

Q: 1.3) Calculate the COP of an air conditioner. Inside the building T = 20°C, while the outside it is…

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Q: for Efficiency, Work Flow rate and Qa a

A: An open heat exchanger is one in which separated steam is permitted to blend in with the feedwater.…

Q: The Pump Work is the work required to push the water into the boiler at a higher pressure

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Q: Define a refrigerator operating with its door open in a well-sealed and wellinsulated room.

A: A refrigerator operating with its door open in a well-insulated and well-sealed room. It can be…

Q: Describe why variable-speed compressor motors are more efficient than single-speed motors in heat…

A: Variable-speed compressor motors are more efficient than single-speed motors in heat pump systems…

Q: The reheat process is O decreases the turbine work increases the pump efficiency O decreases the…

A: Reheating Process:  In the Rankine cycle when superheated steam two times expanded in two turbines,…

Q: Construct didactic sketches, showing the operating principle When you select a refrigerant for a…

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Q: The device that receives heat energy from source and that rejects heat into sink is known as a. Heat…

A: The device that receives heat energy from source and that rejects heat into sink is known as a. Heat…

Q: A simple solar water heater is shown in the image. Which tubing would give the hottest water from…

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Q: 3.) When a gas surrounded by air is compressed or expands adiabatically, its temperature rises or…

A: Since you have asked multiple questions, only the first question is solved for you. If you want any…

Q: .Determine the coefficient of performance for a Carnot Cycle Refrigerating Machine and for a Carnot…

A: Given:Tc=86 F =303.15 Ka) 50 F =283.15 Kb) 30 F =272.04 Kc) 10 F =260.9 Kd) -10 F =249.81 K

Q: Task 4 1. Assess the limiting factors that impact on the economics of heat pumps. As an example,…

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Q: Explain the principle of refrigeration system and its components

A: Refrigeration is the process of maintaining the temperature of the system below the temperature of…

Q: Why are today’s refrigerators much more efficient than those built in the past?

A: Given Modern refrigeration To find Modern refrigeration effectiveness

Q: The low efficiency of a system means an extra heat energy was added Ture O False O

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Q: Describe how a heat engine operates and sketch a diagram showing the main elements of this system.

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Q: Give the Energy balance at an open heater

A: We know that, open heater (open feed water heater) is used with Rankine cycle for regeneration. For…

Q: Draw the reliability block diagram with blocks representing the first and second blocks of a…

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Q: An ammonia simple vapor operator between evaporator and condenser temperature of 20 C and 35 C…

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Q: Possible problems an air conditioner can have and solutions to the problems

A: There are Some problems an air condition system .Those are 1. LOW REFRIGERANT. 2.FROZEN EVAPORATOR…

Q: Commercial Refrigerators are

A: A commercial refrigerator is refrigerator which is used as cold storage for various business items .…

Q: 5. Draw the T-s diagram for the air refrigeration cycle of the following figure, considerin the…

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Q: What should be the capacity of air-conditioner for the room shown in figure. 1.50 2.00 2.50 m Room…

A: Capacity of air conditioner means the tonnage of AC needed to be installed. Capacity depends on…

Q: You have a refrigerator in your garage. Does it perform differently in the summer than in the…

A: A fridge is simply not protected or made alright, to run in an exceptionally hot climate. When we…

Q: Explain the condenser coils of a refrigerator must be cleaned periodically, and the airflow passages…

A: Dirty condenser  coils not only increase energy use and force the appliance to work harder, but they…

Q: Q3. Explain refrigeration cycle with example

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Q: explain the need of heat exchangers in sewage cogeneration plant Please fast

A: Cogeneration or an efficient mode of producing electricity and heat. Cogeneration uses otherwise…

Q: Numerate the practical applications of vapor refrigeration system.

A: Solution is attached below

Q: ii. The COP for a refrigerator is 6. The ratio of its highest temperature to the lowest temperature.

A: In general ,  for a Carnot engine , T1 is the lowest temperature and T2 is highest temperature.…

Q: consider the following: a) Do you think a heat pump system will be more cost-effective in New York…

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Q: In the heat pump system, the heat is usually rejected by ______________ A. expansion device B.…

A: Heat Pumps: The devices that transfer heat from cold bodies to hot bodies are called heat pumps.…

Q: Make didactic sketches to show operating principles of both heat pumps and refrigeration systems.

A: Heat pump is the system used to keep any desired space at the temperature higher than that of the…