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 coefficient of performance.

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: An ammonia vapour-compression refrigerator operates between an evaporator pressure of 2.077 bar and…

A: The objective of the question is to calculate the Coefficient of Performance (COPrer) and the…

Q: (2) A standard vapor compression system produces 20 tons of refrigeration using R-12 as a…

A: Note: As per the Bartleby's guidelines, only first three subparts of the same question are to be…

Q: (1) An ammonia vapor refrigeration cycle operates at an evaporator temperature of -16°C and a…

A: Evaporator Temperature = -16 oC Condenser Temperature = 32 oC

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

A:

Q: The figure shows a two-stage, vapor-compression refrigeration system with two evaporators and a…

A: Given:Refrigerant= AmmoniaCompressor 1 inlet pressure, P1=12 lbf/in2Compressor 1 exit pressure,…

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

A: Given data, Refrigerant is R-12. Evaporator temperature, Tevp = -20 °C Condenser pressure, Pcond =…

Q: In a vapour compression refrigeration cycle, the refrigerant enters the compressor in saturated…

A:

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

A:

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: Refrigerant 134a is the working fluid in a vapor-compression heat pump system with a heating…

A: According to the question  data at the inlet of the condenser  P2=300lb/in2 T2 = 200 deg F data at…

Q: An R-134a vapor compression cycle, has a refrigeration load of 3 tones. The evaporator and condenser…

A: (a) Draw the T-s diagram of the VCRS cycle: Now from the temperature table of the refrigerant…

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

A:

Q: A simple vapor compression refrigeration cycle using R-134a operates at a condensing temperature of…

A:

Q: Assume steady-state for all questions. 1. The throttling process of a refrigerant begins with…

A:

Q: (6) An R-12 standard refrigeration cycle operates at an evaporating pressure of 386 kPa and a…

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

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

A:

Q: compression refrigeration system with two evaporators and a direct contact heat exchanger. Saturated…

A: Find the temperature of evaporator 2.

Q: What is the coefficient of performance to 1 decimal place?

A:

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

A:

Q: (8) A refrigerant 12 refrigeration system requires a load of 54 kW at an evaporator pressure of 270…

A: Given:Refrigerant=R12Refrigeration load, Q˙e=54 kWEvaporator pressure, Pe=270 kPaCondenser pressure,…

Q: you design a custom refrigeration system using 1,1,2-tetrafluoroethane (R-134a) as refrigerant. You…

A: P2=P3=9bar =900 kPa (Condensor) P1=P4=2 bar =200kPa (Evaporator) 1-2 =isentropic compression…

Q: A vapor-compression refrigeration system with a capacity of 10 tons has Refrigerant 134a as the…

A:

Q: A split air conditioning unit operating on vapor compression cycle uses Refrigerant (R-134a). The…

A: Solution: Air enters the compressor superheated as seen from the T-s diagram. How we will have to…

Q: Draw the P-h diagram for an ideal refrigeration cycle and show the locations of the main equipment…

A: Step1: First of all, draw the P-h diagram of an ideal refrigeration cycle as shown below, Process…

Q: An air-conditioner which uses R-134a operates on the ideal vapor compression refrigeration cycle…

A: Given: Evapourator temperature→T1=T4=15°C  and condensor temperature→T3=32°C

Q: An ideal refrigerant-134a vapor-compression refrigeration cycle operates between 0.14 MPa and 0.7…

A:

Q: A vapor-compression refrigeration cycle with Refrigerant 134a as the working fluid operates with an…

A: Given: Te=50°F =10°Tc=140°F =60°CRefrigeration capacity=5 tons

Q: Q1:- Consider a two-stage cascade refrigeration system operating between the Pressure limits of 1.6…

A:

Q: What are the four processes that make up the simple ideal vapor compression refrigeration (VCR)…

A: Simple ideal vapor compression refrigeration  Simple ideal vapor compression refrigeration is the…

Q: refrigerating capacity

A: Need to calculate refrigerating capacity

Q: The evaporator and condenser is isobaric with a net heat transfer 250 W in a vapor-compression…

A: Given: Net heat transfer (QH-QL)=250kwIsentropic efficiency of the compressor…

Q: 3. An ammonia simple saturation cycle operates between evaporator and condenser temperatures of…

A:

Q: Determine the temperature, in °F, of the refrigerant in evaporator 2. Tg = °F Save for Later Using…

A: Write the given data. P1=12 lbf/in2P2=46 lbf/in2P8=46 lbf/in2Pcond=200 lbf/in2ηisen=0.80