A heat engine operates on a Carnot cycle between source and sink temperatures of 260°C and – 17.8°C. If the system receives 100 kJ from the source, find (i) efficiency of the system, (ii) the network transfer, (iii) heat rejected to the sink.

A heat engine operates on a Carnot cycle between source and sink temperatures of 260°C and – 17.8°C. If the system receives 100 kJ from the source, find (i) efficiency of the system, (ii) the network transfer, (iii) heat rejected to the sink.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter45: Domestic Refrigerators And Freezers

Section: Chapter Questions

Problem 12RQ: Refrigerators currently being manufactured in the United States are using______as their refrigerant.

See similar textbooks

Related questions

Q: Q2: A reversed Carnot cycle delivers 60 x10 kJ\min to conditioned space when used as heat pump. If…

A: This question is from thermodynamics.

Q: A Carnot heat engine receives heat from a reservoir at 900°C at a rate of 800 kJ/min and rejects the…

Q: An engine working on the Carnot cycle receives heat from a source at 1200°C and rejects heat to a…

Q: In an ideal Otto cycle, the ratio of the maximum volume to the minimum volume is 8. The maximum…

Q: A heat engine is supplied with 278 kJ/s of heat at a constant fixed temperature of 283°C and the…

Q: 5. A spark-ignition engine operates on the ideal Otto cycle. The air enters the engine at 101 kPa…

Q: A heat engine An engine that converts power from heat operating at a steady-state receives energy by…

Q: (c) A theoretical engine that operates on the Carnot cycle receives heat from a reservoir at 900 K…

Q: The Carnot engine operates on an ideal gas using the Carnot cycle shown in the figure below. Using…

Q: Determine the heat input given to a Carnot engine cycle operates with air shown in figure T = 500 K…

A: Solution -> Given TH = 500K ( T2 = T3) TL = 300K ( T1 = T4 )…

Q: A heat pump operating based on the Carnot cycle receives heat from a reservoir at 278K and the heat…

Q: The co-efficient of performance of a refrigerator work- ing on a reversed Carnot cycle is 4. The…

A: Let us take, Lower temperature = TL Higher temperature = TH Given, COP of refrigerator = COPref =…

Q: A heat engine receives heat from a source at 1000°C and rejects the waste heat to a sink at 50°C. If…

A: Given data :TH=1000°C=1273KTL=50°C=323KQin=100 KJS

Q: 3. A heat engine operates between two reservoirs at 500 °C and 18°C. One-third of the work output of…

Q: A reversed Carnot cycle delivers 60 x10' kJ\min to conditioned space when used as heat pump. If the…

Q: The mass of an engine is negligible. Find the maximum possible efficiency for the following cycle,…

Q: An engine working on the Carnot cycle receives heat from a source at 1200°C and rejects heat to a…

A: Given data: TH=1200°C=1473 KTL1=180°C=453 KTL2=40°C=313 KP1=15 kW

Q: A reversible heat engine rejects 50 percent of the heat supplied during a cycle of operation. If…

A: Given Data QL=0.5QH

Q: 1. Can a gasoline engine and Diesel engines be made to operate on a closed thermodynamic cycle? Why?

A: The closed thermodynamic cycles are the ones that don’t need any replenishment and can work by…

Q: 78 A steam power plant operates on regenerative steam cycle as shown in figure. 1 kg Pump (8) 1 kg…

Q: During January, at a location in Alaska winds at -10°C can be observed, However, several meters…

A: Given: The temperature of winds, TH = -10oC The temperature of ground, TC = 11oC The claimed…

Q: heat engine operates between the maximum and minimum temperatures of 6710 C and 600 C respectively,…

A: Given data as per question maximum temperature =6710 c and minimum temperatures =600 CTemperature…

Q: Source TH Carnot HE net,out 800 Btu/min

Q: An inventor comes to an industrialist and claims to have developed a device that operating in a…

A: Data given- Q = 850 kJ T1 = 550 K W = 300 kJ T2 = 350 K

Q: What is the maximum possible theoretical efficiency of a heat engine operating with a hot reservoir…

A: Data given - TH = 2127°C = 2400 K TL = 27°C = 300 K

Q: An engine working on the Carnot cycle receives heat from a source at 1200°C and rejects heat to a…

Q: A Carnot heat engine receives heat from a reservoir at 900°C at a rate of 800 kJ/min and rejects the…

A: Given: The temperature of the reservoir is T1=900°C. The temperature of the refrigerated space is…

Q: Gaseous nitrogen actuates a Carnot power cycle in which the volume at the beginning of the…

Q: b) A heat pump operates on a Reversed Carnot cycle with a COP of 6.5. The heat pump keeps a space at…

Q: 1. Describe the carnot cycle and explain why it limits the thermodynamic efficiency of a heat…

A: 1.A carnot cycle is an ideal reversible thermodynamic closed cycle. It has been shown by a…

Q: An engine working on the Carnot cycle receives heat from a source at 1200°C and rejects heat to a…

A: given = higher temperature = Th=1200c =1473 k lower temperature =Tl =180 c =453 k power output = 15…

Q: An engine working on the Carnot cycle receives heat from a source at 2100°C and rejects heat to a…

Q: A Carnot steam cycle operates between temperature limits of 350 °C and 20°C. Determine the net work…

Q: . An ideal heat engine operates at an intake temperature of 357.0°C and an exhaust temperature of…

A: Solution is attached below:

Q: A heat engine operates between two reservoirs at 8000 C and 200 C. One-half of the work output of…

A: Consider the diagram shown below for the given system.

Q: (1.1) Consider a 65 MW steam power plant operating on a regenerative Rankine cycle with one open…

Q: n, the heat supplied is 40 BTU and the adiabatic expansion ratio is 12.5. If the receiver…

Q: A steam power plant operates on a cycle for the following conditions. Determine (a) steam rate (b)…

Q: An engine works on the basis of Carnot cycle operating between temperatures of 800 K and 400 K. If…

Q: An air-conditioning system operating on the reversed Carnot cycle is required to remove heat from…

A: Given Data: An Air Conditioning system operating on reversed Carnot cycle. Lower Temperature…

Q: A cyclic heat engine does 50 kJ of work per cycle. If the efficiency of the heat engine is 75%, the…

A: Given, Work done per cycle = W = 50 kJ Efficiency of engine = η = 75% = 0.75 Let us take, Heat…

Q: A heat engine operating between two reservoirs receives energy Q;=2100 KJ by heat transfer from a…

A: Given, Heat received from reservoir 1, Q1 = 2100 KJ. Temperature of reservoir 1 , T1 = 2000 K Heat…

Q: In a reversible heat engine operating in a cycle between a source temperature of 606°C and a sink…

A: T1=606°C=606+273.15 K=879.15 KT2=20°C=20+273.15 K=293.15 K QInput=1 kJ

Q: Q) A Carnot heat engine receives heat from a reservoir at 800 °C at a rate of 12 kJ/s and rejects…

A: (a) To find: The maximum rate of heat removal from the refrigerator. Given: The heat engines…

Q: Q2-Consider a Carnot heat-engine cycle executed in a steady-flow system using steam as the working…

Q: A refrigerator which work on the principle of reversed Carnot cycle. Determine the power required to…

Q: A Carnot heat engine, shown in Fig. 6–47, receives 500 kJ of heat per cycle from a high-temperature…

A: Given data⇒Carnot heat engineTH=652°C=652+273=925 KTL=30+273=303 KProblem definition⇒Problem says…

Question

A heat engine operates on a Carnot cycle between source and sink
temperatures of 260°C and – 17.8°C. If the system receives 100 kJ from
the source, find (i) efficiency of the system, (ii) the network transfer, (iii)
heat
rejected to the sink.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Calculate the thermal efficiency of a Carnot cycle heat engine operating betweenreservoirs at 300℃ and 45℃
A Carnot cycle operates between source and sink temperatures of 260°C and – 17.8°C. If the systemreceives 100 kJ from the source, find (i) efficiency of the system, (ii) the net work transfer, (iii) heatrejected to the sink.
heat engine operates between the maximum and minimum temperatures of 6710 C and 600 C respectively, with an efficiency of 50% of the appropriate Carnot efficiency. It drives a heat pump which uses river water at 4.40 C to heat a block of flats in which the temperature is to be maintained at 21.10 C. Assuming that a temperature difference of 11.10 C exists between the working fluid and the river water, on the one hand, and the required room temperature on the other, and assuming the heat pump to operate on the reversed Carnot cycle, but with a COP of 50% of the ideal COP, determine the heat input to the engine per unit heat output from the heat pump.
A cycle has a qin=350Btu/lbm, and a thermal efficiency of 74%. In this case, the network produced by the cycle is most likely: 320 Btu/lbm 90 Btu/lbm 260 Btu/lbm 350 Btu/lbm
A power plant running based on the Carnot cycle receives 500kJ of heat per cycle from a temperature source at 652°C and rejects heat to a near by river. The temperature of the river is 30°C. Determine the thermal efficiency of the plant and the amount of heat rejected into the river per cycle.
A commercial refrigerator is to cool eggplants from 26 to 5 °C at a rate of 380 kg/h. The power input to the refrigerator is 4.5 kW. Determine (a) the rate of cooling, (b) the COP, (c) the exergy of the heat transferred from the low-temperature medium, and (d) the exergy destruction for the cycle. The specific heat of eggplant above freezing is 3.92 kJ/kg.°C.
What is the best coefficient of performance for a heat pump that has a hot reservoir temperature of 50.0ºC and a cold reservoir temperature of −20.0ºC? (b) How much heat transfer occurs into the warm environment if 3.60 × 107 J of work (10.0 kW · h) is put into it? (c) If the cost of this work input is 10.0 cents/kW · h, how does its cost compare with the direct heat transfer achieved by burning natural gas at a cost of 85.0 cents per therm. (A therm is a common unit of energy for natural gas and equals 1.055 × 108 J.)
An inventor comes to an industrialist and claims to have developed a device that operating in a thermodynamic cycle receives 850 kJ of heat from a source at 550 K and produces 300 kJ of net work while rejecting the waste heat to the atmosphere at 350 K. According to the efficiency he should invest or not?
A heat engine using lake water at 12oC as source and the surrounding atmosphere at 2oC as sink executes 1080 cycles per min. If amount of heat supplied per cycle is 57 J, what is the output of the engine?
A heat pump cycle is executed with R–134a under the saturation dome between the pressure limits of 1.2 and 0.16 MPa. The maximum coefficient of performance of this heat pump is (a) 5.7 (b) 5.2 (c) 4.8 (d) 4.5 (e) 4.1
A heat engine operates on the Carnot cycle, and has a thermal efficiency of 75 percent. The waste heat from this machine is rejected to a nearby lake at 15 ° C at the rate of 14 kW. Determine the power output of the motor and the temperature of the source, in ° C.
A split air conditioner is used to heat an office in winter and cool it in summer.For this purpose, a split air conditioner with a cooling power of 1200 Btuh (3.5 kw) is used for the office. The power drawn by the split air conditioner is 1.2 kw accordingly. a) COP value b) If the outdoor temperature of the air conditioner is kept 22 C in summer, calculate the limit values for heating and cooling COP if the outdoor temperature in summer is 42C and the outside temperature in winter is -6C