Steam at 3 MPa and 400°C is expanded to 30 kPa in an adiabatic turbine with an isentropic efficiency of 92 percent. Determine the power produced by this turbine, in kW, when the mass flow rate is 2 kg/s.

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Q: Steam at 3 Mpa and 450 oC is expanded to 40 kPa in an adiabatic turbine with an isentropic…

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Q: There is an adiabatic turbine that has a mass flow of 25 kg/s to which steam enters at 12.5 MPa and…

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Q: Steam enters an adiabatic turbine at 8 MPa and 500°C at a rate of 3.1 kg/s and leaves at 10 kPa. If…

A: P1 = 8 MPaT1 = 500°C P2 = 10 kPa m = 3.1 kg/sW = 2.5 MW = 2.5 x 103 kWT2 =?

Q: Air is compressed in an adiabatic compressor from 75 psia and 660 R to 290 psia and 1320 R.…

A: Given   Initial pressure, P1 = 55 psia    Final pressure, P2 = 270 psia Find  Isentropic efficiency

Q: Superheated steam enters the turbine of a steam power plant at 5 MPa and 450 ºC, and exits at 10…

A: Given:P1=5 MPaT1=450°CP2=10 KPaη=90%m=10 Kg/s

Q: Refrigerant-134a enters an adiabatic compressor as saturated vapor at 30 psia at a rate of 20 ft3…

A: The initial enthalpy and entropy of the refrigerant is The process of compression is isentropic;…

Q: A turbine is operating steadily and connected to a generator to convert mechanical work to…

A: Solution: Inlet conditions Inlet Pressure P1=4.5MPa Inlet temperature T1=400°C From superheated…

Q: Steam enters an adiabatic turbine at 45 MPa and 840°C with a mass flow rate of 69 kg/s and leaves at…

A: Given: Initial Pressure P1=45MPa Initial temperature T1=840°C Isentropic efficiency =0.90 Solution:…

Q: Steam expands in a turbine steadily at a rate of 11.11 kg/s, entering at 8 MPa and 500°C and leaving…

A: The mass frow rate of the turbine, The inlet pressure to the turbine, (P1)=8 MPaThe inlet…

Q: Steam enters an adiabatic nozzle at 3.5 MPa and 300°C with a low velocity and leaves at 1.6 MPa and…

A: Answer : Second law efficiency is the ratio of exergy destruction to the exergy at initial state and…

Q: Steam enters an adiabatic turbine at P1 MPa and T1°C with a mass flow rate of z kg/s and leaves at…

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Q: Steam at a pressure of 1000 psia and 650 0F enters an adiabatic turbine and leaves at 65 psia. The…

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Q: A 100-lbm block of a solid material whose specific heat is 0.5 Btu/lbm·R is at 80F. It is heated…

A: Given data: *The mass of the block is mb=100 lbm. *The specific heat capacity of block is cb=0.5…

Q: Steam enters an adiabatic turbine at 10 MPa and 400°C with a mass flow rate of 4.5 kg/s and leaves…

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Q: etermine the power produced by an adiabatic turbine if steam enters at 2 MPaa and 400 °C and leaves…

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Q: At 3MPa and 400C, 2 kg/s steam flows into a turbine. It exits at 300kPa. The turbine has an…

A: Given: P1 = 3 MPa = 3000 kPa P2 = 300 kPa T1 = 400 C efficiency = 85% Ideal case means isentropic…

Q: que iswer is submited, you will be unable to return to this part. Air is compressed in a…

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Q: At 3MPa and 400C, 2 kg/s steam flows into a turbine. It exits at 300kPa. The turbine has an…

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Q: Q3: Steam enters an adiabatic turbine at 8 MPa, 550°C, and 15 m/s and leaves at 60 kPa, 150°C, and…

A: At state 1 P1=8MPa T1=550°C C1=13 m/s Using the superheated steam table h1=3521KJ/Kg S1=6.8778…

Q: Steam enters an adiabatic turbine steadily at 5 MPa and 500 °C and leaves at 100 kPa and 200 °C. The…

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Q: d 80 m/s and leaves at 50 kPa, 1008C, and 14 e power output of the turbine is 5 MW, deter

A: GivenAt EntranceP1=6 MPa , T1=600°C, v1=80 m/sP2=50 kPa, T2=100°C, v2=140 m/sWout=5 MW Ts=25°C

Q: Air is compressed by an adiabatic compressor from 95 kPa and 27°C to 600 kPa and 277°C. Assuming…

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Q: Water vapor enters a reversible-adiabatic (isentropic) turbine with 4 MPa pressure, 500C…

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Q: Air is compressed in an adiabatic compressor from 55 psia and 660 R to 270 psia and 1200 R.…

A: Given   Initial pressure, P1 = 55 psia    Final pressure, P2 = 270 psia Find  Isentropic efficiency

Q: Steam at a pressure of 1000 psia and 650 0F enters an adiabatic turbine and leaves at 75 psia. The…

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Q: Refrigerant-134a is converted from a saturated liquid to a saturated vapor in a closed system using…

A: The destruction exergy in case of 100 kPa is written as,   xdes=T0s2-s1-hevapTsOn using table…

Q: A gas turbine compressor unit receives 45.7 m3/min of air at 100kPa and 295K and compresses it in a…

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Q: Steam enters an adiabatic turbine at 2MPa and 250°C and expands to 25 kPa with an isentropic…

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Q: Steam expands in a turbine steadily at a rate of 18,000 kg/h, entering at 7 MPa and 600°C and…

A: The values of enthalpy and entropy are taken from the steam table                h1=3650.6…

Q: Steam enters a turbine with a mass flow rate of 15 kg/s at 500°C and 8 MPa. 30% of the steam is…

A: Steam turbine is adiabatic Mass flow rate = 15 kg/s  T1= 500°C P1= 8 MPa steam is removed from the…