Calculate the thermal efficiency of a simple Rankine cycle for which steam leaves the boiler as a saturated vapor at 3x106 N/m2 and is condensed to saturated liquid at 7,000 N/m2. The pump and turbine have isentropic efficiencies of 0.6 and 0.8, respectively. The pump inlet is saturated liquid.

Q: Steam is the working fluid in an ideal Rankine cycle. Saturated vapour enters the turbine at 10 MPa…

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Q: an ideal Rankine cycle (fluid flow rate is 8 kg/s) operating between upper and lower pressures of 5…

A: Given  data Mass flow rate = 8 kg/s Upper pressure = 10000 kPa Lower pressure = 5 kPa

Q: Consider an ideal Rankine cycle with a boiler pressure at 4 MPa. For the turbine inlet temperature…

A: Let x1=Quality of steam at turbine exit Now from steam table at 600°C and 4MPa, we calculate…

Q: 1, Consider a steam power plant that operates on an ideal reheat Rankine Cycle.The Plant maintains…

A: 1-2 → Isentropic process in pump 2-3 → Constant pressure heat addition in the boiler 3-4,5-6 →…

Q: A power plant is to be operated on a Rankine Cycle with superheated steam exiting the boiler at 4…

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Q: Refrigerant-134a enters the evaporator of a residential heat pump with a quality of 0.21 and…

A: Write the formula for enthalpy of the refrigerant at evaporator entry. h4=hf4+x4hg4-hf4 Here, h4 is…

Q: If the thermal efficiency of a steam power plant operating on the simple ideal rankine cycle is 26%…

A: Solution: Given" The enthalpy of steam leaving the turbine = 3166 kJ/kg The condenser pressure = 75…

Q: A simple Rankine cycle with ideal components except the turbine is shown. Boiler exit temperature…

A: Given: T3=500°CP2=4 MPaP1=30 kPaηT=0.80W˙=8MW

Q: The power generated by the Turbine of the following ideal air-standard Brayton cycle is: Heat…

A: given: T3=1200K T4=780K the mass flow rate of air, m=4.5kg/s Cp of air= 1.005 KJ/Kg-k

Q: A medium size power station is used to produce 30 MW net power for a refinery. The station uses…

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Q: A regenerative cycle with open feedwater heater (FWH) operates at a boiler pressure of 7000 kPa and…

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Q: Steam at 20 MPa and 620°C enters a steam turbine and expands to a condenser pressure of 100 kPa. An…

A: To find: The thermal efficiency of the cycle. Given: The pressure at inlet to steam turbine is P1=20…

Q: Refrigerant vapor enters into the compressor of a standard vapor compression cycle at - 10°C (h =…

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Q: Within 30 Minutes. A gas turbine power plant operates on a standard air cycle between pressures of…

A: To Find :  The thermal efficiency. Given : The inlet  temperature is T1=22°C The pressure at stage 1…

Q: he condenser pressure is 0.035 bar. Draw the T-S diagram for the cycle and calculate the Rankin ycle…

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Q: (5)A steam power plant operates on the cycle shown in the figure. If the isentropic efficiency of…

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Q: An air standard Ericsson Cycle operates under steady- flow conditions. Air is at 120kPa and 27°C at…

A: Given data: - P1 = 120 kPa                       T1 = 27o C                       Heat rejected (QR)…

Q: The figure to the right gives the schematic of an air conditioner cycle that steadily circulates…

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Q: An ideal rankine cycle operates between the pressures 50 kPa and 7000 kPa. If the turbine outlet is…

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Q: Air enters the compressor of an ideal gas refrigeration cycle at -23°C and enters the turbine at…

A: To find: The COP of the cycle. Given: The temperature at the inlet of compressor is T1=-23°C=250 K.…

Q: The net power produced by the cycle is 5 MW. The pressure ratio across the compressor is 8:1. Air…

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Q: Compare the thermal efficiency and turbine-exit quality (temperature if superheated) at the…

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Q: Water enters the turbine of an ideal Rankine cycle as superheated vapor at 10 MPa and 600°C. If the…

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Q: A 200 MW steam power plant operates on a simple Rankine cycle with superheated steam entering the…

A: Given Data: Inlet pressure of turbine, P1=12 MPa The inlet temperature of condenser, T=46 C

Q: a simple ideal rankine cycle with water as the working fluid operates between the pressure limits of…

A: The pressure at he entr of turbine is .The pressure of the condenser is .The quality of steam at the…

Q: A piston driven steam engine and boiler runs according to a modified Rankine cycle. If the steam…

A: Given that, Entering pressure at turbine inlet, P1=100 kPa,Entering temperature at turbine inlet,…

Q: Follow Given Required Solution Format. A power plant operating on a Rankine cycle has steam…

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Q: Apart from vapor compression refrigeration cycles, refrigeration can also be achieved by a gas…

A: Normally, we use vapor compression or vapor absorption cycle to achieve refrigeration. But,…

Q: An ideal vapor-compression cycle uses R-134a as the working fluid. Recall that the compressor…

A: Pressure of the evaporatorPressure of the condenserTemperature at the entry of the…

Q: Steam is the working fluid in an ideal Rankine cycle. Saturated vapour enters the turbine at 8 MPa…

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Q: Compare the thermal efficiency and turbine-exit quality (temperature if superheated) at the…

A: Given data Boiler pressure = P1 = 5 MPa = 50 bar Boiler exit temperature = T1 = 500°C Condenser…

Q: Consider a steam   plant operating on the ideal Rankine cycle. Steam enters the turbine at 3 MPa and…

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Q: A gas turbine power plant operates on a simple thermodynamic cycle. The ambient conditions are 100…

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Q: Consider a Rankine cycle with reheat in which steam enters the high-rate turbine at 500 psi and 1000…

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Q: A simple Rankine cycle works between the boiler pressure of 4 Mpa and condenser pressure of 30 bar.…

A: T-S diagram of Rankine cycle-

Q: The evaporator and condenser is isobaric with a net heat transfer 250 W in a vapor-compression…

A: Given: Net heat transfer (QH-QL)=250kwIsentropic efficiency of the compressor…

Q: 0°C and expands to 0.5 MPa then reheated to 400°C. The condens Calculate the quality at the exit of…

A: GivenP3=6MPa=60barT3=440oCP4=P5=0.5MPa=5barT5=400oCP6=8kPa=0.08bar

Q: 3. Show that the thermal efficiency of the Carnct cycle in terms of the isentropic compression ratio…

A: ηcarnot=1-T1T2 rk=V1V2