Where do they get the 0.85 values???is it efficeincy???if so shouldi be 0.100 that would be equal to 100%? Draw: The T-S diagram of the cycle. Check the critical pressure and temperature of the isobutane.Please explain the steps in the process to solve this.1) The power plant is operating on iso-butane as a working fluid.Ob-butane mass flow rate is m = 25kg/s. For the input data see the figure.Feed water: Mass flow rate of the feed water is 200 kg/s.NOTE:-This is an ideal Rankine cycle. In this problem we assume 100% efficiency of the turbine andthe pump. The processes are reversible: S1-S2 and S3=S4.Do not change the fluid type!Use international units to complete calculationsThe P1 pressure corresponds to the critical pointSaturated vaporP1=36.29 bar.BoilerLinTurbineCondenserPumpW3P2=2.26 bar2T6=?6the CoutT5=15C5Coolingwatersaturated liquid State-1Given P₁ = 36 Sbar, h,State - 25=710-74 kg/x9.T₁ = 140°C 15, = 24133 kg/kg.x.P₂S = 2.26 bar.,525P 23000 3kg/kg.k.877 kgley, ToS = 10.74°ch2s=568771919State -2 =2T = 085 = hi-h2b2 = 590.07 kylky.S2=0.85= 51-5251-525=0:S2 = 231725 kg/bgT2= 23.194°c.

Answered: Draw: The T-S diagram of the cycle.…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Steam enters the turbine of a power plant operating on the Rankine cycle (Fig. 2) at 873.15 Kand exhausts at 30 kPa. To show the effect of boiler pressure on the performance of the cycle,calculate the thermal efficiency of the cycle and the quality of the exhaust steam from theturbine for boiler pressures of 5000,7500, and 10 000 kPa. #Chemical Engineering #Chemical #Thermodynamics
A medium size power station is used to produce 30 MW net power for a refinery. The station uses steam as the operating fluid and operates according to the Carnot cycle between the pressure limits of 0.4 bar and 35 bar. Steam enters the boiler as a saturated liquid and leaves it as a dry saturated vapour.(i) List the name of the four processes in a generic Carnot cycle and state what type of energy transfer (work/heat) can be neglected in each process. ii) Sketch a T-s diagram for the above cycle indicating the location of the four components required. (iii) Determine the dryness fraction of the steam that is fed to the condenser. (iv) Determine the specific enthalpy values at the four key points of the cycle. (v) Calculate the specific heat provided to the boiler, the specific work extracted from the power station and the mass flow rate of the steam circulating in the cycle (vi) Determine the thermal efficiency of the cycle. (vii) Using the highest and lowest temperature values in the…
Consider an ideal Rankine thermodynamic cycle with H2O as the working fluid. Draw a clear and fully labelled process flow diagram for the cycle. Enumerate points around the cycle starting at point 1 as feed to the pump. Draw a clear and fully-labelled absolute temperature–specific entropy ( T –s ) diagram for the cycle. Use the same enumeration for the cycle. Briefly describe the states of the working fluid around the cycle and the processes between them.
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Calculate the consumption of fuel oil required in an industrial steam plant to generate5,000 kW at the turbine shaft. The calorific value of the fuel is 40,000 kJ/kg and the efficiencyof the Rankine cycle is 50%. Assume appropriate values for the isentropic efficiency of the turbine, for heat transfer from the boiler and for combustion efficiency. Please explain each step and make your own resolution
1- Why is the back work rate high from gas-fluid power cycles? The relevant figure or figures will be explained by drawing.
A reheat cycle with two stages of reheating is executed, with steam expanding initially from 202.65 and 540 deg. C. The two reheater pressures are 40 bar and 10 bar, and steam leaves each reheater at 540 deg. C. Condensation occurs at 60 deg. C. Sketch the Ts - diagram. For an ideal cycle, find Qa and e. For the engine operating between the same conditions compute W and e. For a 362, 500 kg/h steam and 100 MW generator output at 94% efficiency, for actual engine, find combined thermal efficiency and combined heat rate and combined engine efficiency and quality of the actual exhaust steam. (3 decimal places in final answer pls)
A steam power plant operates on the simple ideal Rankine cycle. The steam enters the turbine at 4 MPa and 500°C and is condensed in the condenser at a temperature of 40°C. draw and label the schematic diagram and the pV and TS planes. (a) Show the cycle on a T-s diagram. If the mass flow rate is 10 kg/s, determine (b) the thermal efficiency of the cycle (c) the net power output in kW.
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