Determine the rate at which entropy is generated in the compressor and the condenser of this refrigeration cycle. The working fluid is R134a, and the cycle operates between thermal reservoirs of O°C and 52°C. P2=Ps=9 bar T3= 60°C Saturated liquid Condenser W = 5.17 kW VExpansion valve Compressor Evaporator =7 kg/min P-P-24 bar

Determine the rate at which entropy is generated in the compressor and the condenser of this refrigeration cycle. The working fluid is R134a, and the cycle operates between thermal reservoirs of O°C and 52°C. P2=Ps=9 bar T3= 60°C Saturated liquid Condenser W = 5.17 kW VExpansion valve Compressor Evaporator =7 kg/min P-P-24 bar

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: A simple steam cycle consists of a boiler, turbine, condenser and feed pump. Heat is supplied to the…

Q: A refrigeration system with a capacity of 10 tons of refrigeration operates at 210 kPa in the…

Q: 1. An ideal-gas refrigeration cycle uses air as the working fluid to maintain a refrigerated space…

A: Given data: m˙=0.03 kg/sT4=-30°CT2=30°Crp=3γ=1.3 Need to determine the minimum temperature in the…

Q: temperature -20°C. Determine the condition of refrigerant at the end of the expansion ( outlet of…

Q: A standard vapor-compression cycle uses R22 as refrigerant and operates at a condensing temperature…

A: Refrigerant=R22Condensing temperature, Tc=42o CEvaporating temperature, Te=-10oCRefrigerating…

Q: A vapor compression refrigeration cycle operates at steady flow conditions with 0.25 kg/s or R-134a.…

Q: The evaporator and condenser temperature of a 20 to-ton -capacity freezer are -28 OC and 23 OC…

Q: A vapor compression refrigeration cycle operates at steady flow conditions with 0.25 kg/s or R-134a.…

A: ''Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: elp Delay 1. An ice-making machine is required to remove 0.7 Btu/s of heat from water to produce ice…

A: Given: The heat remover, Qr = 0.7 Btu/s The pressure at the entrance of the compressor, P1 = 20 psia…

Q: Refrigerant-134-a undergoes an actual vapor-compression cycle. The refrigerant enters the compressor…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 4- A cascade refrigeration system of 14 TR uses Freon R-12 at -50 °C evaporating temperature and…

Q: Figure below shows a two-stage vapor-compression refrigeration system with ammonia as the working…

Q: A refrigeration system with a capacity of 10 tons of refrigeration, operates at 210 kPa in the…

Q: Conventional heat pumps use the vapor compression refrigeration cycle. In a certain application, the…

Q: A vapor-compression refrigeration system uses R-134a. The evaporator pressure is 200.60 kPa and a…

A: Refrigeration is the process in which heat is extracted from the body or space whose temperature is…

Q: A refrigerant 12 refrigeration system requires a load of 54 kW at an evaporator pressure of 270 kPa…

Q: A 105 x 205 mm reciprocating R134a compressor operates with a suction pressure of 0.2928 MPa and a…

A: Note: As per policy, we can solve the first three subparts. Please resubmit the remaining…

Q: Refrigerant-134a enters the compressor of a refrigerator as superheated vapor a

A: Given: The mass flow rate of refrigerant is, mR=0.07 kg/s. Entrance pressure of the compressor is,…

Q: A Carnot vapor refrigeration cycle uses R - 134a as the working fluid. The refrigerant enters the…

A: I

Q: A refrigeration system with a capacity of 15 tons of refrigeration, operates at 150 kPa in the…

A: Given: The refrigeration capacity of system , R = 15 tons = 15x3.5 = 52.5 kW The evaporator…

Q: PROBLEM 2.0:Ina conventional refrigeration cycle which uses Freon-12 as the refrigerant, the…

Q: Q6/ A window air conditioner uses R22, the evaporator pressure is 0.5 MPa and the condenser pressure…

A: Given:Refrigerant=R22Evaporator pressure, Pe=0.5 MPaCondenser pressure, Pc=2.15 MPaCooling capacity,…

Q: Air enters the compressor of an ideal gas refrigeration cycle at -23°C and enters the turbine at…

A: To find: The COP of the cycle. Given: The temperature at the inlet of compressor is T1=-23°C=250 K.…

Q: the thermal power plant cycle has the state of steam at inlet is 145bar 540 c the steam is reheated…

A: In a general Rankine reheat thermal power cycle, the four thermodynamic processes which occurs are:…

Q: A heat pump operates on the ideal vapor-compression refrigeration cycle and uses refrigerant-134a as…

Q: Avapor-compression refrigeration system with a capacity of in = 10 tons has Refrigerant 134a as the…

Q: A vapor compression refrigeration cycle operates at steady flow conditions with 0.25 kg/s or R-134a.…

Q: Q2: Two stage vapour compression refrigeration system with water intercooler uses R-22 as shown in…

Q: n an ammonia refrigeration system using a reciprocating compressor operating between 0 degrees…

A: Given: Temperature of condensor is, T2=T3 or conversion T2=(0°C+273)=273 K…

Q: (9) A refrigerant refrigeration system carries a load of 82 kW at an evaporator pressure of 354 kPa…

Q: The liquid leaving the condenser of a 30 kW heat pump using refrigerant 134a as the working fluid is…

Question

Determine the rate at which entropy is generated in the compressor and the condenser of this
refrigeration cycle. The working fluid is R134a, and the cycle operates between thermal reservoirs of
O°C and 52°C.
Saturated
liquid
P2=P3=9 bar
T = 60°C
Condenser
VExpansion
W = 5.17 kW
Compressor
valve
Evaporator
m=7 kg/min
P=P=24 bar

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 3 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

Solve all it is important
Saturated vapor R22 refrigerant leaves the evaporator and enters the compressor at 131.68kPa. The refrigerant leaves the condenser as a saturated liquid at 40oC and enters theexpansion valve at 36oC. Heat rejected from the condenser amount to 105 kW. The work tothe compressor is 65 kJ/kg, while the heat loss from the compressor is 5.5 kJ/kg. A 7.4 kJkgof heat loss in piping between the compressor and condenser, Draw the p-h diagram(labeling the pressures and temperatures in each condition). Determine (a) the temperatureof refrigerant entering the condenser and (b) calculate the refrigeration capacity in tons.
A Carnot vapor refrigeration cycle uses R-134a as the working fluid. The refrigerarit enters the condenser as saturated vapor at 28°C and leaves as saturated liquid. The evaporator operates at a temperature of -10°C. For every kg of refrigerant flow, calculate the work of compression, kJ
The evaporator and condenser is isobaric with a net heat transfer 250 W in a vapor-compression refrigeration cycle. The cycle operates with R-134a working fluid at a steady state. The compressor's isentropic efficiency is at 60% with a high pressure of 16 bar and low pressure of 1 bar during the cycle. Solve for the mass flow rate, coefficient of performance, and draw the T-s diagram.
A refgeration plant working on a sinple vapour compression cycle with pressure limits of 2.1 bar and 13.5 bar produces q cooling effect of 50kw. The refrigerant is dry saturated at the exit of evaporator and saturated liquid at the exit of condenser. Determine the power required by the compressor to run the refigeration plant . The properties of the refrigerant is given below. Take the specific heat of refrigerant vapour as 2.903 kJ/kg K
An r-134a refrigerator operates a simple vapor compression cycle (SVCC). The evaporatoroperates at -10 °C, while the condenser operates at 1 MPa. R-134a flows around the system at 10 g/s.a. Graph the cycle in a P-h diagram and calculate the temperature at the exit of the compressor, assuming it is 100% isentropicallyefficient.b. Calculate the power required by the compressor (in W) and the cooling effect of the refrigerator (in kW) c. Compute for the COP of the system. What is its percent difference from the reversible efficiency?
Q.6 A vapor compression cycle uses R134a as the refrigerant . The vapor condenses at 40 degrees * C and is subcooled to 35 degrees * C before entering the expansion valve . The evaporating temperature is - 5 degrees * C . The vapor leaving the evaporator is superheated to 5 degrees * C at entry to the compressor . The heat absorption rate is 13 kW and the compression process is isentropic . Calculate (i) the refrigerant flow rate, (ii ) the work input , and ( iii ) the COP . Answers: () 0.0837kg * s ^ - 1 , (ii) 2.63 kW , (iii) 4.95
Complete work
A refrigeration system with a capacity of 15 tons of refrigeration, operates at 150 kPa in the evaporator, while in the condenser it is 1450 kPa. If refrigerant R-717 is saturated, calculate the theoretical power required to operate the compressor. Compressor Power =