Refrigerant 22 is the working fluid in a Carnot vapor refrigeration cycle for which the evaporator temperature is -30°C. Saturated vapor enters the condenser at 36°C, and saturated liquid exits at the same temperature. The mass flow rate of refrigerant is 10 kg/min. Determine the power developed by the turbine, in kW, (A) 1.25 (B) 0.45 0.93 1.69

Refrigerant 22 is the working fluid in a Carnot vapor refrigeration cycle for which the evaporator temperature is -30°C. Saturated vapor enters the condenser at 36°C, and saturated liquid exits at the same temperature. The mass flow rate of refrigerant is 10 kg/min. Determine the power developed by the turbine, in kW, (A) 1.25 (B) 0.45 0.93 1.69

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: An R-12 standard refrigeration cycle operates at an evaporating pressure of 386 kPa and a condensing…

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

Q: The condensing and evaporating pressures in a 10 TR refrigeration system are 11.82 bar and 1.64…

Q: Refrigerant R134a is a working fluid in an ideal vapor-compression refrigeration cycle that…

A: Given, R - 134a is a working Fluid in an ideal vapor compression refrigeration cycle. From R-134a…

Q: An ideal vapor-compression refrigeration cycle, with refrigerant R-22 as the working fluid, has an…

Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

Q: Refrigerant 22 is the working fluid in a Carnot vapor refrigeration cycle for which the evaporator…

A: To find: The heat rejected to the condenser. Given: The evaporator temperature is T1=-30°C The…

Q: A vapor-compression refrigeration system circulates R-134a at a rate (m_dot) of 10 kg/min . The…

Q: A refrigerant 22 refrigeration carries a load of 82 kW at an evaporator pressure of 354 kPa and a…

Q: A vapor compression refrigeration system is designed to have a capacity of 150 tons of…

A: The capacity of the plant is

Q: What is the theoretical minimum pressure possible in the condenser if it is being cooled by river…

Q: Refrigerant-134a enters the compressor of a cooling system as superheated vapor at 0.18 MPa and 0°C…

A: Process 1-2s : isentropic compression processProcess 1-2a : actual compression processProcess 2a-3 :…

Q: Refrigerant 134a enters a compressor of a vapour compression of a refrigeration cycle at 120Kpa as a…

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

Q: An ideal vapor-compression refrigeration cycle that uses refrigerant-134a as its working fluid…

Q: An ideal ammonia (R – 717) vapor-compression refrigeration cycle has an evaporator temperature of…

Q: A refrigerator operates on the ideal vapor-compression refrigeration cycle and use R-134a as the…

A: Answer: ◆ The net power input to the compressor is 5.107155 kW. ◆ The heat rejection to the…

Q: Water is the working fluid in a Carnot vapor power cycle. Saturated liquid enters the boiler at 16…

A: Given, carnot vapor cycle. Pboiler = Pturbine = 16 MPa Pcondenser = 8 kpa. mass flow rate , m = 120…

Q: 3- Asteady-flow Carnot refrigeration cycle uses refrigerant-134a as the working fluid. The…

A: The term refrigeration means cooling a space, substance, or system to lower and/or maintain its…

Q: An ideal vapor-compression refrigeration cycle using refrigerant-134a as the working fluid is used…

A: 1.At State 1Mass Flow rate of Refrigerant The Evaporator Temperature of Refrigerant Now, At…

Q: A vapor-compression heat pump system uses R-22 as the working fluid. It enters the compressor as…

Q: A steady-flow Carnot refrigeration cycle uses refrigerant-134a as the working fluid. The refrigerant…

A: Given data as per question Temperature of saturated liquid =600c = 333 K Evaporator pressure =140…

Question

Refrigerant 22 is the working fluid in a Carnot vapor refrigeration cycle for which the evaporator temperature is -30°C. Saturated vapor
enters the condenser at 36°C, and saturated liquid exits at the same temperature. The mass flow rate of refrigerant is 10 kg/min.
Determine the power developed by the turbine, in kW,
(A) 1.25
B 0.45
0.93
1.69

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 1 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

An ideal vapor-compression refrigeration cycle using refrigerant-134a as the working fluid is used to cool a brine solution to -5°C. This solution is pumped to various buildings for the purpose of air-conditioning. The refrigerant evaporates at -18°C with a total mass flow rate of 5 kg/s and condenses at 600 kPa. Determine the COP of the cycle and the total cooling load. (Take the required values from saturated refrigerant-134a tables.) The COP of the cycle is , and the total cooling load is kW.
A Carnot vapor refrigeration cycle uses R-134a as the working fluid. The 2 poin refrigerant 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 coefficient of performance of the cycle.
A vapor-compression refrigeration system circulates refrigerant 134a at a rate of 0.15 kg/s. The refrigerant enters the compressor at -10 degrees Celcius and 100 kPa, and exits the compressor at 800 kPa. The isentropic efficiency of the compressor is 76%. Pressure drop through the condenser and evaporator are negligible. The refrigerant exits the condenser at 30 degrees Celcius and 800 kPa. Ignoring the heat transfer between the compressor and its surroundings, determine: The rate at which heat energy is removed from the refrigerated space in kW. The coefficient of perfromance.
The property data for a steady state vapor-compression refrigeration cycle with refrigerant 134a as the working fluid are given in the table below. The refrigeration capacity of the cycle is 9.4 tons and the refrigerant mass flow rate is 12.4 kg/min. Determine the net changes in flow exergy rate of the refrigerant passing through the evaporator A (Ed) evap and condenser A(Ed) cond, both in kW. Let po = 1 bar, To = 24°C. (a) A (Ed) evap = Ex: 7.77 kW (b) A (Ed) cond = Ex: 0.999 kW T3, P3 = P2 == Qout 3 2 State p (bar) T (°C) h (kJ/kg) s (kJ/kg. K) www P2 1 1.4 -10.0 243.4 0.9606 2 7.0 64.0 300.8 1.0303 3 7.0 24.0 82.90 0.3113 4 1.4 -18.8 82.90 0.3301 4 == Expansion valve P4 Pl Evaporator ww Condenser Compressor W T₁, Pi m
An air-conditioner which uses R-134a operates on the ideal vapor compression refrigeration cycle with a given compressor efficiency. --Given Values-- Evaporator Temperature: T1 (C) = 15 Condenser Temperature: T3 (C) = 32 Mass flow rate of refrigerant: mdot (kg/s) = 0.027 Compressor Efficiency: nc (%) = 77 a) Determine the specific enthalpy (kJ kg) at the compressor inlet. Your Answer =255.6725 b) Determine the specific entropy (kJ kg-K) at the compressor inlet Your Answer =0.912 c) Determine the specific enthalpy (kJ/kg) at the compressor exit Your Answer =264.48 d) Determine the specific enthalpy (kJ/kg) at the condenser exit. Your Answer =94.39 e) Determine the specific enthalpy (kJ/kg) at the evaporator inlet. Your Answer =94.39 f) Determine the coefficient of performance for the system. Your Answer = 1.45 g) Determine the cooling capacity (kW) of the system. Your Answer =4.35 h) Determine the power input (kW)to the compressor. Your Answer =3 Correct! Exact Answer= 255.67 +/-…
An ideal ammonia (R – 717) vapor-compression refrigeration cycle has an evaporator temperature of –20 C and a condenser pressure of 12 bar. Saturated vapor enters the compressor, and saturated liquid exits the condenser. The mass flow rate of the refrigerant is 3 kg/min. Determine the temperature of the superheated ammonia vapor exiting the compressor.
An ideal vapor-compression refrigeration cycle uses R-134a as the refrigerant. The refrigerant enters the evaporator at 160 kpa with a quality of 25% and leaves the compressor at 65 °C. If the compressor consumes 800W of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the COP of the refrigerator
A vapor-compression refrigeration cycle with Refrigerant 134a as the working fluid operates with an evapo-rator temperature of 50◦F and a condenser pressure of 180 lbf/in2Saturated vapor enters the compressor. Refrigerantenters the condenser at 140◦F and exits as saturated liquid. The cycle has a refrigeration capacity of 5 tons (a) the refrigerant mass flow rate, in lb/min. b) the compressor isentropic efficiency. (c) the compressor power, in horsepower. (d) the coefficient of performance.
i. leaves at 5°C. LMTD and AMTD in the evaporator
Regenerative Cycle (Open Feedwater Heater): 4. Steam enters the turbine at 10 MPa and 550 °C with mass flow rate of 10 kg/s and is condensed in the condenser at a pressure of 10 KPa. Some Steam is extracted from the turbine at 0.8 MPa and enters in an open feedwater heater. Determine the amount of steam that is condensed in the condenser.5. 23 percent of the steam is extracted from the turbine. The enthalpy and pressure at point 6 is 3100 KJ/KG and 1.26 MPa respectively. Determine the enthalpy of point 2.6. A Steam exits the boiler at 15 MPa and 550 °C and the pressure at point 1 and point 3 is 12 KPa and 1.3 MPa respectively. Determine the Overall Pump work of the cycle if 18 % of the steam is extracted from the turbine.
2. A simple vapor compression cycle uses 2.43 kg/min of ammonia refrigerant for the system. The operating conditions are 25°C and -20°C (condenser and evaporator temperatures, respectively). Determine the ff: • Enthalpy at each point of the cycle Refrigerating Effect • Compressor Work Energy Rejected • Refrigerating capacity in TOR Compressor Power • Heat Rejected . Coefficient of Performance • Draw the P-h Diagram with labels Note: Draw the P-h Diagram with labels. Show your system balancing for checking.
A vapor-compression refrigeration cycle with refrigerant-134a as the working fluid operates between pressure limits of 240 and 1600 kPa. The isentropic efficiency of the compressor is 78%. The refrigerant is superheated by 5.4 °C at the compressor inlet and subcooled by 5.9 °C at the exit of the condenser. Determine (a) the heat absorption in the evaporator, (b) the heat rejection in the condenser, (c) the work input, and (d) the COP. (e) Also determine all parameters if the cycle operated on the ideal vapor-compression refrigeration cycle between the same pressure limits.