Q3/ Saturated steam at 125 kPa is compressed adiabatically in a centrifugal compressor to 700 kPa at the rate of 2.5 kg s¹. The compressor efficiency is 78%. What is the enthalpy and entropy of the steam in its final state?

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A: Ideal gas Brayton cycle for gas-turbine plant contains 4 processes: A-B adiabatic reversible…

Q: A compressor for the carbon dioxide compresses 2 m^3/min at 20 C and 500 kpa to 110 C and 4800 kpa…

A: Inlet volumetric flow rate, V1=2000m3minInlet temperature, T1=200C=293KInlet pressure, P1=500…

Q: Q1) A steam with a quality of 69%, enters an adiabatic nozzle at 3.5 MPa and leaves at 0.4 MPa and…

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Q: At a mass flow of 1 kg / s, saturated water vapor enters an adiabatic compressor at 1MPa pressure…

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Q: Consider an ideal gas which is being throttled to pressure of 1 bar at a rate of 100 mol/s The…

A: Molar flow rate of an idea gas = 100 mol/sInitial pressure = 25 barFinal pressure (pressure at the…

Q: 5-161 An ideal gas expands in an adiabatic turbine from 1200 K, 600 kPa to 700 K. Determine the…

A: Given  Cv = 0.83 KJ/kg R = 0.3 KJ/kg K CP  - Cv = R Cp = 1.13

Q: Q5: Determine the COP of a refrigerator which removes heat from the food compartment at a rate of…

A: WE KNOW THAT.  COP of a refrigerator =Heat remove from the food compartmentpower it consumes =  QW…

Q: Freon–12 is compressed in an adiabatic steady-state, steady flow process from an initial state of…

A: Given, Freon-12: CCl2F2;  Molecular weight= 120g/mol. Mass flow rate = 0.2kg/s = 200g/s, so molar…

Q: Consider an ideal gas which is being throttled to a pressure of 1 bar at a rate of 100 mol/s…

A: Molar flow rate of an idea gas = 100 mol/sInitial pressure = 25 barFinal pressure (pressure at the…

Q: A steam compressor operates with P1 = 100 kPa and x =1 at the inlet, a pressure ratio of rp Problem…

A: Given, Initial pressure, P1 = 100 kPa mole fraction, x1 = 1   From the steam tables, the…

Q: a) Draw a P-V diagram for the above processes. Clearly label the axes with relevant values and draw…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: A ball of 5 lbm is elevated to 100 ft. How much is the change in potential energy of the ball?…

A: Givenmass of the ball=5 lbm=5×0.45359=2.26795 kgheight of the ball=100 ft=100×0.3048 =30.48 mTo…

Q: In a Rankine cycle, steam enters the turbine at 8400 kPa and 350°C. The total condenser (i.e. exit…

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Q: You have a workshop in the back yard of your house where you do carpentry. You like to be at…

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Q: Steam enters an adiabatic turbine at 2MPA, 400°C at a velocity of 50 m/s. It leaves at 15 kPa and…

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Q: Steam flows at steady state through a converging, insulated nozzle, 25 cm long and with an inlet…

A: Given thatl =25 cm =0.25 m d = 5 cm =0.05 mP1 = 700 KPaT1  = 325 CV1 = 30 m/sP2 = 350 KPaT1  =240 C

Q: 18. The thermal efficiency of a rev reservoirs is 0.4. The device is used either as a refrigerator…

A: This question is based on chemical engineering thermodynamics. Let the two thermal reservoirs be at…

Q: Consider an ideal gas which is being throttled to a pressure of 1 bar at a rate of 100 mol/s The…

A: An ideal gas Throttled toP1=25 barP2=1 barRate ,r=100mol/sTs=300KFindRate of entropy generation,Lost…

Q: Steam is generated in a boiler. Water enters the boiler as saturated liquid at 7 MPa and leaves as…

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Q: r increase in the enthalpy of the working fluid.

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Q: The Carnot heat engine, which is used to operate a cooling machine with all the power it generates,…

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Q: 1. Two well-mixed tanks are hooked up so that water with 2 pounds of salt per gallon flows into the…

A: x is the amount of salt in the first tank (in pounds)y is the amount of salt in the second tank ( in…

Q: A 0.42 mở rigid tank contains refrigerant-134a initially at 160 kPa and 40 percent quality. Heat is…

A: Given A rigid tank V=0.42m3 Refrigerant-134a P1=160kPa x= 0.4 P2=700kPa Find Total amount of heat…

Q: For the given question and solution, for part (b), finding the work input  of the saturated vapour…

A: A compressor is used to compress steam at two different phase of steam.

Q: An adiabatic compressor with 65% efficiency is fed with 25kg/sec of saturated steam at 200kPa. The…

A: Given information:   Adiabatic compressor Inlet pressure, P1 = 200 kPa Outlet pressure, P2 = 1000…

Q: Water (Cp = 4.183 kJ/kg-k) flowing at a rate of 0.8 kg/s enters a counter current heat exchanger at…

A: Given, the CP values of two fluids. The heat transfer balance is:…

Q: You are an engineer in an electric-generation station. You know that the flames in the boiler reach…

A: In an electric generation system, electricity can be produced by various different methods. One of…

Q: Q5/ A stream of hot water at 150 °F flowing at a rate of 409 Ib/min is to be produced by mixing…

A: The mass going into the system is equal to the mass going out of the system and the mass stored in…

Q: A refrigeration system with a capacity of 10 tons of refrigeration, operates at 210 kPa in the…

A: At 210kPahg=1440.59 KJ/Kg = h2sg= 5.8716 KJ/Kg-kAt 1250 kPahf=274.04 KJ/Kg=h1hg= 1476..66…

Q: A natural gas fired electrical generating station use 12,000 m3/hour of natural gas to generate 44…

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Q: 1.Steam enters an adiabatic turbine at 4MPA and 600C and exits at 40 kPa. If the efficiency of the…

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Q: Show the COMPLETE SOLUTIONS and DIAGRAM (T-s) (Cycle) including the switching of table and…

A: Consider a small power plant that produces the steam at 3 MPa and 600oC  temperature in the boiler.…

Q: a vapor-compression refrigeration system uses R-134a. the evaporator pressure is 200.60 kPa and a…

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Q: the cost of electricity is $0.070/kW/h. 1. Saturated water vapor enters a steady-state compressor…

A: Given data: Cost of electricity =$ 0.07/kw/h Initial pressure of saturated water vapor = 1 bar Mass…

Q: Q3/A steam power plant operates on the cycle shown in the Figure. For the following set of operating…

A: For the steam power plant, given data are- P1=P4=10 kPaP2=P3=10000 kPa= 10 MPaT3=6000CTurbine…

Q: Calculate the work done on a gas as it goes from state A to state B, then to state C. State A: P =…

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Q: A steam power plant operates on a cycle, using a turbine that receives steam at P2=10,000kPa and…

A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…

Q: A closed cycle is executed with helium as the working fluid. The flow rate through the device is m…

A: Certainly, I can help you complete the table for the closed cycle with helium as the working fluid.|…