Solved A Carnot heat pump is to be used to heat a house and
Question: A Carnot heat pump is to be used to heat a house and maintain it at 25°C in winter. On a day when the average outdoor temperature remains at about 2°C, the house is estimated to lose heat at a rate of 55,000 kJ/h. If the heat pump consumes 4.8 kW of power while operating, determine (a) how long the heat pump ran on that day; (b) the ...
Solved Problem 6-111: A Carnot heat pump is to be used to - Chegg
See Answer. Question: Problem 6-111: A Carnot heat pump is to be used to heat a house and maintain it at 25°C in winter. On a day when the average outdoor temperature remains at about 2°C, the house is estimated to lose heat at a rate of 55,000 kJ/h. If the heat pump consumes 4.8 kW of power while operating, determine (a) how long the heat ...
Solved Air within a piston-cylinder assembly executes a - Chegg
Mechanical Engineering questions and answers. Air within a piston-cylinder assembly executes a Carnot heat pump cycle, as shown in Fig 5.16. For the cycle, TH 5 600 K and TC 5 300 K. The energy rejected by heat transfer at 600 K has a magnitude of 250 kJ per kg of air. The pressure at the start of the isothermal expansion is 325 kPa.
Solved A Carnot heat pump is to be used to heat a house and
Mechanical Engineering. Mechanical Engineering questions and answers. A Carnot heat pump is to be used to heat a house and maintain it at 25°C in winter. On a day when the average outdoor temperature remains at about 2°C, the house is estimated to lose heat at a rate of 55,000 kJ/h. The heat pump consumes 5 kW of power while operating.
Solved Problem 6.101 A heat pump operates on a Carnot heat
Question: Problem 6.101 A heat pump operates on a Carnot heat pump cycle with a COP of 12.5. It keeps a space at 24°C by consuming 2.15 kW of power. Determine the temperature of the reservoir from which the heat is absorbed and the heating load provided by the heat pump. Answers: 273 K, 26.9 kW. There are 2 steps to solve this one.
Solved The figure below provides the T-s diagram of a Carnot
Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. Question: The figure below provides the T-s diagram of a Carnot heat pump cycle for which the substance is ammonia. Determine the net work input required, in kJ, for 50 cycles of operation and 0.1 kg of substance.
Solved A Carnot heat pump is used to heat and maintain a - Chegg
A Carnot heat pump is used to heat and maintain a residential building at 75 degrees F. An energy analysis of the house reveals that it loses heat at a rate of 2500 Btu/h per degree F temperature difference between the indoors and the outdoors. For an outdoor temperature of 35 degrees F, determine (a) the coefficient of performance and (b) the ...
Solved An air-source: Carnot heat pump is used to maintain - Chegg
An air-source: Carnot heat pump is used to maintain the temperature inside a building at 2 0 ∘ C. Significantly, the colder it gets outside, the more heat is lost. through the walls and windows of the buliding. Assume that 75 kW of heat are lost for each degree difference between the outside and the inside temperature. That means that the ...
Solved A Carnot heat pump operates between reservoirs at 13
A Carnot heat pump operates between reservoirs at 13 and 75 ∘F. (a) How much power must be supplied to the heat pump in order to receive 5800 Btu/hr of heating effect? hp (b) What is the COP of the heat pump?
Solved Consider a Carnot heat-pump cycle executed in a - Chegg
Consider a Carnot heat-pump cycle executed in a steady-flow system in the saturated liquid-vapor mixture region using refrigerant- 134a flowing at a rate of 0.195 kg/s as the working fluid. It is known that the maximum absolute temperature in the cycle is 1.2 times the minimum absolute temperature, and the net power input to the cycle is 5 kW.