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ROSD *** ܒܬܬܐ steam cycle.pdf ملء النموذج U Example (5.2): A steampower plant operates on the...
An Actual Steam Power Cycle A steam power plant operates on the cycle. If the isentropic...
An Actual Steam Power Cycle A steam power plant operates on the cycle. If the isentropic efficiency of the turbine is 87 percent and the isentropic efficiency of the pump is 85 percent, determine (a) the thermal efficiency of the cycle and (b) the net power output of the plant for a mass flow rate of 15 kg/s. 15.9 MPa 35°C 15.2 MPa 625°C Boller 15 MPa 5 t 600 C 16 MPa 4 Wturb,out Turbine M7, 0.87 pump.in Pump...
Consider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters...
Consider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters the turbine at 10 MPa and 500°C and is cooled in the condenser at a pressure of 10 kPa. Assume an isentropic efficiency of 85 percent for both the turbine and the pump. (a) the quality of the steam at the turbine exit (b) the thermal efficiency of the cycle (c) the mass flow rate of the steam.
. A steam power plant that operates on Rankine cycle has a net power output of...
. A steam power plant that operates on Rankine cycle has a net power output of 45 MW. Steam enters the turbine at 7 MPa and 500o C and is cooled in the condenser at a pressure of 10 kPa by running cooling water from a sea through the tubes of the condenser at rate of 2000 kg/s. Show the cycle on T‐s diagram with respect to saturation line, and determine (a) the thermal efficiency of the cycle, (b) the...
Consider a steam power plant which operates on the simple ideal Rankine cycle (shown in the...
Consider a steam power plant which operates on the simple ideal
Rankine cycle (shown in the next page), where the boiler pressure
is 3 MPa and the condenser saturation temperature is 50°C. The
temperature at the exit of the boiler is 500°C. Water leaves the
condenser as a saturated liquid. The mass flow rate through each
component is 15 kg/s. Calculate:
1. The power output of the steam power plant
2. The thermal efficiency of the steam power plant
Now,...
A steam power plant operates on an ideal reheat Rankine cycle between the pressure limits of...
A steam power plant operates on an ideal reheat Rankine cycle between the pressure limits of 5 MPa and 100 kPa. The temperature of the steam att the turbine is 500 C degree and the mass flow rate of steam through the cycle is 35 kg/s. a) Determine the thermal efficiency of the cycle. b) determine the net power output of the power plant ( Assume both the turbine and the pump have isentropic efficiency of 100%). c) Draw the...
A steam power plant operates on the Rankine cycle modified to include superheat. The steam leaves...
A steam power plant operates on the Rankine cycle modified to include superheat. The steam leaves the superheater at a pressure of 40 bar and a temperature of 500oC. After expansion in the turbine, which has an isentropic efficiency of 82%, the steam exhausts into the condenser at a pressure of 0.2 bar. Neglecting feed pump work calculate :- 1. The Thermal Efficiency of the plant. 2. The specific steam consumption. 3. The required mass flow rate of steam if...
Consider a steam power plant that operates on a reheat Rankine cycle and has a net...
Consider a steam power plant that operates on a reheat Rankine cycle and has a net power output of 80 MW. Steam enters the high-pressure turbine at 10 MPa and 550°C and the low-pressure turbine at 1 MPa and 550°C. Steam leaves the condenser as a saturated liquid at a pressure of 10 kPa. The isentropic efficiency of the turbine is 80 percent, and that of the pump is 95 percent. Show the cycle on a T-s diagram with respect...
Consider a power plant with water as the working fluid that operates on a Rankine cycle....
Consider a power plant with water as the working fluid that operates on a Rankine cycle. It has a net power output of 40 MW. Superheated steam enters the turbine at 8 MPa and 600°C (h = 3642 kJ/kg; s = 7.0206 kJ/kg K) and is cooled in the condenser at a pressure of 10 kPa by running cooling water from a lake through the tubes of the condenser. The isentropic efficiency of the turbine is 85%. The pump has...
Consider a power plant with water as working fluid that operates on a reheat Rankine cycle...
Consider a power plant with water as working fluid that operates on a reheat Rankine cycle and has a net power output of 75 MW. Steam enters the high-pressure turbine at 10 MPa and 400°C and the low-pressure turbine at 1 MPa and 400°C. Water leaves the condenser as a saturated liquid at a pressure of 100 kPa. The isentropic efficiency of the high-pressure turbine is 85% and the low-pressure turbine in 100%. The pump has an isentropic efficiency of...
Consider a power plant with water as the working fluid that operates on a Rankine cycle. It has a net power output of 40 MW
Consider a power plant with water as the working fluid that operates on a Rankine cycle. It has a net power output of 40 MW. Superheated steam enters the turbine at 8 MPa and 600°C (h = 3642 kJ/kg; s = 7.0206 kJ/kg K) and is cooled in the condenser at a pressure of 10 kPa by running cooling water from a lake through the tubes of the condenser. The isentropic efficiency of the turbine is 85%. The pump has...
An Actual Steam Power Cycle A steam power plant operates on the cycle. If the isentropic efficiency of the turbine is 87 percent and the isentropic efficiency of the pump is 85 percent, determine (a) the thermal efficiency of the cycle and (b) the net power output of the plant for a mass flow rate of 15 kg/s. 15.9 MPa 35°C 15.2 MPa 625°C Boller 15 MPa 5 t 600 C 16 MPa 4 Wturb,out Turbine M7, 0.87 pump.in Pump...
Consider a steam power plant which operates on the simple ideal
Rankine cycle (shown in the next page), where the boiler pressure
is 3 MPa and the condenser saturation temperature is 50°C. The
temperature at the exit of the boiler is 500°C. Water leaves the
condenser as a saturated liquid. The mass flow rate through each
component is 15 kg/s. Calculate:
1. The power output of the steam power plant
2. The thermal efficiency of the steam power plant
Now,...
Consider a power plant with water as working fluid that operates on a reheat Rankine cycle and has a net power output of 75 MW. Steam enters the high-pressure turbine at 10 MPa and 400°C and the low-pressure turbine at 1 MPa and 400°C. Water leaves the condenser as a saturated liquid at a pressure of 100 kPa. The isentropic efficiency of the high-pressure turbine is 85% and the low-pressure turbine in 100%. The pump has an isentropic efficiency of...
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