### Solved: Steam at 4 MPa and 350°C is expanded in an adia

Steam at 4 MPa and 350°C is expanded in an adiabatic turbine to 120 kPa. What is the isentropic efficiency of this turbine if the steam is exhausted as a saturated vapor? Step-by-step solution:

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Between the first and the second stage the steam is reheated to 400 oC. During the second stage of the turbine, steam is extracted at 400 kPa to an open water heater. The pressure in the condenser is 10 kPa. Consider the isentropic pumps and the turbine with an 80% isentropic efficiency.

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Steam enters the turbine at 3 MPa and 350°C (superheated vapor) and is condensed in the condenser at a pressure of 10 kPa. Determine the followings: (a) Draw a schematic diagram of the steam power cycle (Rankine cycle) – Specify each component, relevant heat transfer rates and work rates.

Get a Quote### Solved: Steam At 4 MPA And 350o C Is Expanded In A Adiabat

Steam at 4 MPA and 350 o C is expanded in a adiabatic turbine to 120 KPa. What is the isentropic efficiency of this turbine if the steam is exhausted as a saturated vapor?

Get a Quote### Solved: A steam power plant operates on an ideal

A steam power plant operates on an ideal regenerative Rankine cycle. Steam enters the turbine at 6 MPa and 450°C and is condensed in the condenser at 20 kPa. Steam is extracted from the turbine at 0.4 MPa to heat the feedwa- ter in an open feedwater heater. Water …

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Steam enters the turbine at 4 MPa, 400 o C and is condensed in the condenser at a pressure of 100 kPa. The mass flow rate is 10 kg/s. The mass flow rate is 10 kg/s.

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4- Consider an ideal steam regenerative Rankine cycle with two feedwater heaters, one closed and one open. Steam enters the turbine at 10 MPa and 500 C and exhausts to the condenser at 10 kPa. Steam is extracted from the turbine at 0.7 MPa for the closed feedwater heater and 0.3 MPa for the open one.

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For a steam circuit as shown previously, the boiler produces superheated steam at 50 bar and 400oC. This is expanded to 3 bar with an isentropic efficiency of 0.9. The exhaust steam is used for a process. The returning feed water is at 1 bar and 40oC. This is pumped to the boiler. The water leaving the pump is at 40oC and 50 bar.

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May 08, 2009 · 1) Consider a steam power plant operating on the simple ideal Rankine cycle. The steam enters the turbine at 3 MPa and 350°C and is condensed in the condenser at a pressure of 75 kPa. Determine the thermal efficiency of this cycle. 2) A steam power plant uses 3.045 tonne of coal per hour. The steam is fed to a turbine the out of which is 4.1 MA.

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boiler. 3-4 Isentropic expansion in a turbine. 4-1 Constant pressure heat rejection in a Steam enters the turbine at 3 MPa and 350°C and is condensed in the condenser at a pressure of 75 kPa. Determine the thermal efficiency of this cycle. Solution FIGURE 10–3

Get a Quote### Solved: Steam enters a turbine steadily at 4 MPa and 400°C

Steam enters a turbine steadily at 4 MPa and 400°C and exits at 0.2 MPa and 150°C in an environment at 25°C. The decrease in the exergy of the steam as it flows through the turbine is (a) 58 kJ/kg (b) 445 kJ/kg (c) 458 kJ/kg (d) 518 kJ/kg (e) 597 kJ/kg

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thermodynamics eg-161 problem sheet problems for thermodynamics eg-161 sheet steam at mpa and 400ºc enters nozzle steadily with velocity of 60 and it leaves at. Sign in Register; Hide. Problem sheet 5 ans(1) University. Swansea University. Module. Thermodynamics 1 (EG-161) Uploaded by. j g. Academic year. 2016/2017.

Get a Quote### Steam at 4 MPa and 350°C is expanded in an adiabatic

Steam at 4 MPa and 350°C is expanded in an adiabatic turbine to 120 kPa. What is the isentropic efficiency of this turbine if the steam is exhausted as a saturated vapor? – the free answer. Steam at 4 MPa and 350°C is expanded in an adiabatic turbine to 120 kPa.

Get a Quote### ENGR 2010 Thermodynamics I: HW set 10 isentropic eﬃciency

Steam enters an adiabatic turbine at 350 C and 2 MPa. The exit from the turbine is a saturated vapor at 50 kPa. Determine the isentropic eﬃciency of the turbine. h1 = 3137:0 kJ=kg; s1 = 6:956 kJ=kg K State 2s: s2s = s1 and P2 = 50 kPa: h3s = 2419:8 kJ=kg and ws = h1 h3s = 717:2 kJ=kg State 2a: x2a = 1 and P2 = 50 kPa: h3a = 2645:9 kJ=kg, and

Get a Quote### Steam at 3 MPa, 400°C enters a turbine with a volume flow

Steam at 3 MPa, 400°C enters a turbine with a volume flow rate of 5 m 3 /s. An extraction of 15% of the inlet mass flow rate exits at 600 kPa, 200°C. The rest exits the turbine at 20 kPa with a quality of 90%, and a velocity of 20 m/s. Determine the volume flow rate of the extraction flow and the diameter of …

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Consider an ideal steam reheat cycle where steam enters the high-pressure turbine at 4.0 MPa, 400 C, amd then expands to 0.8 MPa. It is then reheated to 400 C and expands to 10 kPa in the low-pressure turbine. Calculate the cycle thermal efﬁciency and the moisture content of the stea m leaving the low-pressure turbine. State 3: High-pressure

Get a Quote### A steam power plant operates on a simple ideal Rankine

Question: A steam power plant operates on a simple ideal Rankine cycle between the pressure limits of 3 MPa and 50 kPa. The temperature of the steam at the turbine inlet is 400{eq}^{\circ} {/eq}C

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8.12 nuclear power plant based on the rankine cycle operates with boiling-water reactor to develop net cycle power of mw. steam exits the reactor core at 100

Get a Quote### A steam turbine operates with 1.6 MPa and 350°C steam at

Oct 29, 2019 · A steam turbine operates with 1.6 MPa and 350°C steam at its inlet and saturated vapor at 30°C at its exit. The mass flow rate of the steam is 22.4 kg/s, and the turbine produces 12,350 kW of power. Determine the rate at which heat is lost through the casing of this turbine. The enthalpies are h1 = 3146 kJ/kg and h3 = 2555.6 kJ/kg

Get a Quote### Steam is the working fluid in an ideal Rankine cycle

Answer to: Steam is the working fluid in an ideal Rankine cycle. Steam enters the turbine at 10 MPa, 500^oC and a mass flow rate of 5*10^5

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