Nitrogen at 120 kPa and 30°C is compressed to 620 kPa in an adiabatic compressor. Calculate...
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Helium gas is compressed from 90 kPa and 30°C to 470 kPa in a reversible, adiabatic process. Determine the final temperature and the work done, assuming the process takes place in a piston-cylinder device. Use the table containing the ideal gas specific heats of various common gases. The final temperature is K. The work done is kJ/kg. Determine the final...
there are two parts for the question Part a-finding the final
temperature and and the work done
part b shown in the photos
thank you for the help in advance
Determine the final temperature and the work done, assuming the process takes place in a piston- cylinder device. Use the table containing the ideal gas specific heats of various common gases. The final temperature is K The work done is kJ/kg Determine the final temperature and the work done, assuming...
Air is compressed by an adiabatic compressor from P2=100 kPa to P2=500 kPa. T2=380 K and T2=650 K. Air is an ideal gas with variable specific heats. Determine a) The exit temperature of the air for the isentropic case. Each of the above temperatures and pressures are given as actual. b) The efficiency of the compressor.
Question 6 Air at the inlet of an ideal (reversible-adiabatic) compressor is at 100 kPa and 2685o. The compressor exit pressure is at 620.4 kPa. Determine the compressor power (kw Calculate the power based on variable specific heats (i.e.,use the ideal gas table for air). Selected Answer Incorrect [None Given] Rgl_e 尻(T) W, m(m-h.) Correct Answer: Correct -47.41% Question 7 Nitrogen gas expands in an adiabatic nozzle from 800 kPa 600x, to a final pressure of 98.26 kPa. Calculate the...
Air is compressed by an adiabatic compressor from 95 kPa and 27°C to 600 kPa and 277°C. Assuming variable specific heats and neglecting the changes in kinetic and potential energies, determine (a) the isentropic efficiency of the compressor and (b) the exit temperature of air if the process were reversible. b) Texit
1. (3 Points) Air (as an ideal gas) is compressed in an adiabatic compressor from an initial state of 100 kPa and 300K to a final state of at 200 kPa and 600K. Determine the change in specific entropy of air during this compression process. 2. (3 Points) A heat engine operates between two temperature limits of 1300 K and 400 K. It receives 1.2 MJ of heat while producing 500 kJ of useful work. Determine: a. The exergy of...
An adiabatic air compressor compresses 100 L/S of air at 120 kPa and 20°C to 1000 kPa and 300°C. Determine (a) the work required by the compressor, in kJ/kg, and (b) the power required to drive the air compressor, in kW.
2. Helium Gas is compressed from 90kPa and 30° C to 50 kPa in a reversible, adiabatic process. Determine the final temperature, the work done and the entropy generation, assuming the process takes place in a steady-flow compressor. Assume that Helium is an ideal gas with Cp=3.5R.
1.
6. An adiabatic, steady state air compressor compresses 10 L/S of air at 120 kPa and 20 C to 1000 kPa and 300 C. Determine: (a) the mass flow rate of the air in kg/s (b) the power required to drive the air compressor, in kW. Air; c 1.018 kJ/kg K, the gas constant R 0.287 kPa.m/kg.K 1 MPa 300°C Compressor 120 kPa 20°C 101/s
Carbon dioxide enters an adiabatic compressor at 150 kPa and 300 K at a rate of 1.8 kg/s and exits at 600 kPa and 450 K. Neglecting the kinetic energy changes, determine the isentropic efficiency of the compressor. (Round the final answer to one decimal place.) The isentropic efficiency of the compressor is The table for the ideal-gas specific heats of various common gases is given below. a 350 450 400 500 600 650 Ideal-gas specific heats of various common...