Show work in handwritten format,As quick as possible. 5.57 For the refrigerator of Example 5.2, apply Eq. 5.13 on a time-rate basis to determine whether the cycle operates reversibly, operates irreversibly, or is impossible. Repeat for the case where there is no power input. Surroundings at 22°C (295 K) Qu Wcycle =3200 kJ/h www Qc=8000 kJ/h Freezer compartment at-5°C (268 K) System boundary FIG. ES.2 (5.13) =-0 cycle

Show work in handwritten format,As quick as possible. 5.57 For the refrigerator of Example 5.2, apply Eq. 5.13 on a time-rate basis to determine whether the cycle operates reversibly, operates irreversibly, or is impossible. Repeat for the case where there is no power input. Surroundings at 22°C (295 K) Qu Wcycle =3200 kJ/h www Qc=8000 kJ/h Freezer compartment at-5°C (268 K) System boundary FIG. ES.2 (5.13) =-0 cycle

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.

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5.57 For the refrigerator of Example 5.2, apply Eq. 5.13 on a time-rate basis to determine whether the cycle operates reversibly, operates irreversibly, or is impossible. Repeat for the case where there is no power input. Surroundings at 22°C (295 K) Qn Weycle 3200 kJ/h Quick Handwritten format, Strictly don't use chatgpt. wwwwww Qc=8000 kJ/h Freezer compartment at-5°C (268 K) System boundary FIG. ES.2 80 =-0 cycle (5.13)
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As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at TH Boundary- R Wa cycle Cold reservoir2c at Te (a) If TH = 1100 K and Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Wcycle = 1000 kJ, what are QH and Qc, each in kJ? (c) If n = 60% and Tc = 40°F, what is TH, in °F? (d) If ŋ = 40% and TH = 727°C, what is Tc, in °C?
As shown in the figure below, a reversible power cycle receives energy Qu by heat transfer from a hot reservoir at T and rejects energy Qe by heat transfer to a cold reservoir at Te. Part A Hot revervoir Boundary (a) If Tu-1600 K and Te-400 K, what is the thermal efficiency? (b) If TH-500°C, Tc -20°C, and Wyde -1800 kJ, what are Quand Qc. each in kJ? (c) If n= 60% and Tc 40°F, what is Tin "F? (d) If n=40% and TH=727°C, what is Tc, in °C? 11= Cold 20 Te If TH=1600 K and Tc-400 K, what is the thermal efficiency? Activate Go to Settin
As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at T OH Boundary Weyde Cold reservoir c at Te (a) If TH = 600 Kand Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Weycle = 1800 kJ, what are QH and Qc, each in kJ? (c) If ŋ = 70% and Tc = 40°F, what is TH, in °F? (d) If n = 40% and TH = 1027°C, what is Tc, in °C?
A power cycle operating between two reservoirs receive energy Qh by heat transfer to a cold reservoirs at Th=2000k and rejects energy Qc by heat transfer to a cold reservoir at Tc=400k.For each of the following cases determine whether the cycle operates reversible, irreversible or impossible. SHOW all calculation procedure.( Hint:find maximum thermal efficiency and compare with each system thermal efficiency, system Thermal efficiency =wcycle/Qin) A)find maximum Thermal efficiency (%) of the system. B)Qh=50kj, Wcycle=850kj C)Qh=2000kj, Wcycle=400kj D)Wcycle=150kj, Qc=700kj
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A reversible power cycle operating as in the figure receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc = 10 Btu by heat transfer to a cold reservoir at Tc = 40°F. The work for the cycle Wcycle = 3O Btu. Hot reservoir Weycle Cold reservoir Determine the thermal efficiency and TH, in °F.
It's a thermodynamics question.
WHAT IS THE COEFFICIENT OF PERFORMANCE OF THE REFRIGERATOR? (please only answer if you are 100% correct)(show work)
Provide the complete solution and diagram for this problem. A reversed Carnot cycle operating in a heat pump has an evaporator temperature of -4oC andcondenser temperature of 50oC. Find the performance factor if it will operate in a heat pump. A. 4.45 B. 3.45 C. 6.21 D. 5.9