Homework Answers
Add Answer to:
Question 3 (10 points) Find the specific volume of Refrigerant R-134a at 0.9 MPa, and 70...
Question 3 Determine the specific volume of refrigerant-134a vapour at 0 9 MPa and 70°C based...
Question 3 Determine the specific volume of refrigerant-134a vapour at 0 9 MPa and 70°C based on, (a) The ideal-gas equation (b) The generalızed compressibility chart, and (c) Data from tables Also, determine the error involved in the first two cases (7) (9) (2) [181 CON
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. The refrigerant-134a is in vapor state at 0.9 MPa and 70°C. The gas constant, the critical pressure, and the critical temperature of refrigerant-134a are: R=0.08149 kPa.mp/kg-K, Tor = 374.2 K, and Par = 4.059 MPa. Use data from the steam tables. Part 3 of 3 10 points Determine the specific volume of refrigerant-134a based on data from tables....
Determining Specific Volume? Help please!
Determine the specific volume of refrigerant-134a vapor at 0.9 MPa and 70 degrees C based on (a) the ideal-gas equation, and (b) the generalized compressibility chart.And also determine the error involved in (a) and (b)
The refrigerant R-134a (CF3CH2F, tetrafluorethane) has a specific volume υs=0.0309 m3/kg at a pressure p=0.26 MPa....
The refrigerant R-134a (CF3CH2F, tetrafluorethane) has a specific volume υs=0.0309 m3/kg at a pressure p=0.26 MPa. B. Calculate the molar mass of tetrafluorethane CF3CH2F. MR-134a = ????? g C. Determine the temperature T of tetrafluorethane. T = ???? K
Please be eligible. Thank You 9. Check out the error map for water vapor when treating...
Please be eligible. Thank You
9. Check out the error map for water vapor when treating the steam as ideal gas and give comments 10. Solve this problem using Ideal Gas equation: Determine the specific volume of refrigerant R134a at 1 MPa and 50°C. The R of R-134a is 0.0815 (kPa.m3)/(kg.K), Per 4.059 MPa, Ter 374.2 K. The actual specific volume is 0.021796 m3/kg. 11. Solve the above problem using the generalized compressibility chart (meaning, use the Z factor) 12....
5. Refrigerant-134a at 700kPa, 70°C, and 8 kg/min is cooled by air in a condenser until...
5. Refrigerant-134a at 700kPa, 70°C, and 8 kg/min is cooled by air in a condenser until it exits as a saturated liquid at the same pressure. The cooling air enters the condenser at 1MPa and 10°C and leaves at 17°C at the same pressure. Determine: a) Considering only the Refrigerant as a system, the heat transfer rate of a refrigerant from the condenser in (kl/min). R-134a Tables are attached! b) The mass flow rate of the air required for cooling...
Problem 3: A 9-m container is filled with 300 kg of R-134a at 10°C. What is...
Problem 3: A 9-m container is filled with 300 kg of R-134a at 10°C. What is the specific enthalpy of the R-134a in the container? Problem 4: a piston-cylinder device contains 0.6 kg of steam at 200 Cand 0.5 MPa. Steam is cooled at constant pressure until one-half of the mass condenses. Show the process on a T-v diagram b) a) Find the final temperature c) Determine the volume change Problem 5:10 kg of R-134a at 320 kPa fills a...
QUESTION 21 Q21 (LO3) (2 Marks] A tank whose volume is unknown is divided into two parts by a parttion. One side of the tank contains 0.05 m3 of refrigerant-134a that is a saturated liqui at 0.9...
QUESTION 21 Q21 (LO3) (2 Marks] A tank whose volume is unknown is divided into two parts by a parttion. One side of the tank contains 0.05 m3 of refrigerant-134a that is a saturated liqui at 0.9 MPa, while the other side is evacuated. The partion is now removed, and the refrigerant i determine the volume of the tank fils the entire tank. If the final state of the refrigerant is 20°C and 280 kPa, R-134a Evacuated P 0.9 MPa...
3. Nitrogen gas is stored at a temperature of 200 K and a specific volume of...
3. Nitrogen gas is stored at a temperature of 200 K and a specific volume of 0,004 m3/kg. Determine the pressure on the basis of (a) the ideal gas equation of state (b) assuming a real gas behavior with the compressibility factor 0.8 (c) the van der Waals equation of state (Hint: Critical point properties of Nitrogen from Table A-1 (page 882) are: R=0.2968 kJ/kg, To - 126.2 k, P. - 3.39 Mpa. Using these values, a. 27R'T/64P,-0.175 m.kPa/kg?bRT/8P -...
A vapor compression refrigeration cycle utilizes R-134a as the working fluid. The refrigerant flow rate is...
A vapor compression refrigeration cycle utilizes R-134a as the working fluid. The refrigerant flow rate is 50 g/s. Vapor at 150 kPa and -10 °C enters the compressor and leaves at 1.2 MPa and 75 °C. The power input to the non-adiabatic compressor is measured and found to be 2.4 kW. The refrigerant enters the expansion valve at 1.15 MPa and 40 °C and leaves the evaporator at 160 kPa and -15 °C. Determine the entropy generation in the compression...
Question 3 Determine the specific volume of refrigerant-134a vapour at 0 9 MPa and 70°C based on, (a) The ideal-gas equation (b) The generalızed compressibility chart, and (c) Data from tables Also, determine the error involved in the first two cases (7) (9) (2) [181 CON
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. The refrigerant-134a is in vapor state at 0.9 MPa and 70°C. The gas constant, the critical pressure, and the critical temperature of refrigerant-134a are: R=0.08149 kPa.mp/kg-K, Tor = 374.2 K, and Par = 4.059 MPa. Use data from the steam tables. Part 3 of 3 10 points Determine the specific volume of refrigerant-134a based on data from tables....
Please be eligible. Thank You
9. Check out the error map for water vapor when treating the steam as ideal gas and give comments 10. Solve this problem using Ideal Gas equation: Determine the specific volume of refrigerant R134a at 1 MPa and 50°C. The R of R-134a is 0.0815 (kPa.m3)/(kg.K), Per 4.059 MPa, Ter 374.2 K. The actual specific volume is 0.021796 m3/kg. 11. Solve the above problem using the generalized compressibility chart (meaning, use the Z factor) 12....
5. Refrigerant-134a at 700kPa, 70°C, and 8 kg/min is cooled by air in a condenser until it exits as a saturated liquid at the same pressure. The cooling air enters the condenser at 1MPa and 10°C and leaves at 17°C at the same pressure. Determine: a) Considering only the Refrigerant as a system, the heat transfer rate of a refrigerant from the condenser in (kl/min). R-134a Tables are attached! b) The mass flow rate of the air required for cooling...
Problem 3: A 9-m container is filled with 300 kg of R-134a at 10°C. What is the specific enthalpy of the R-134a in the container? Problem 4: a piston-cylinder device contains 0.6 kg of steam at 200 Cand 0.5 MPa. Steam is cooled at constant pressure until one-half of the mass condenses. Show the process on a T-v diagram b) a) Find the final temperature c) Determine the volume change Problem 5:10 kg of R-134a at 320 kPa fills a...
QUESTION 21 Q21 (LO3) (2 Marks] A tank whose volume is unknown is divided into two parts by a parttion. One side of the tank contains 0.05 m3 of refrigerant-134a that is a saturated liqui at 0.9 MPa, while the other side is evacuated. The partion is now removed, and the refrigerant i determine the volume of the tank fils the entire tank. If the final state of the refrigerant is 20°C and 280 kPa, R-134a Evacuated P 0.9 MPa...
3. Nitrogen gas is stored at a temperature of 200 K and a specific volume of 0,004 m3/kg. Determine the pressure on the basis of (a) the ideal gas equation of state (b) assuming a real gas behavior with the compressibility factor 0.8 (c) the van der Waals equation of state (Hint: Critical point properties of Nitrogen from Table A-1 (page 882) are: R=0.2968 kJ/kg, To - 126.2 k, P. - 3.39 Mpa. Using these values, a. 27R'T/64P,-0.175 m.kPa/kg?bRT/8P -...
A vapor compression refrigeration cycle utilizes R-134a as the working fluid. The refrigerant flow rate is 50 g/s. Vapor at 150 kPa and -10 °C enters the compressor and leaves at 1.2 MPa and 75 °C. The power input to the non-adiabatic compressor is measured and found to be 2.4 kW. The refrigerant enters the expansion valve at 1.15 MPa and 40 °C and leaves the evaporator at 160 kPa and -15 °C. Determine the entropy generation in the compression...
Most questions answered within 3 hours.
-
Let X be normally distributed with mean μ = 10 and standard
deviation σ = 6....
asked 29 seconds from now -
You're examining some of the tiny printing on one of the newer
twenty-dollar bills. A 1.5...
asked 4 minutes ago -
Discuss several common sources of secondary data coming from
government sources.
asked 6 minutes ago -
This is a basic java program where you convert units using only
loops, control statements and...
asked 7 minutes ago -
A sample survey at a supermarket showed that 204 of 300 shoppers
regularly use cents-off coupons....
asked 52 minutes ago -
1. Find the area under the standard normal curve that lies
outside the interval between z=...
asked 24 minutes ago -
In ________ mode, the interpreter reads the contents of a file
that contains Python statements and...
asked 39 minutes ago -
1.
The second-order rate constant for self-reaction of hydroxyl
radicals
2 OH → H2O + O...
asked 29 minutes ago -
What is the most important factor leading to improved resource
efficiency over the long run?
asked 25 minutes ago -
Defend the effectiveness of teamwork in an organization.
(Use no more than 30 words)
asked 27 minutes ago -
Promotional strategies can assist in moving a product through
the channel of distribution. (a) Briefly explain...
asked 27 minutes ago -
Discuss why new and improved security measures are not enough to
stop online crime, What is...
asked 33 minutes ago