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Steady-state operating data for a simple steam power plant are provided in figure. Kinetic and potential...
Steady-state operating data for a simple steam power plant are provided in figure. Kinetic and potential...
Steady-state operating data for a simple steam power plant are provided in figure. Kinetic and potential energy effects can be ignored. Determine the a) the mass flow rate of the steam, (10 pts.) b) lin, (5 pts.) c) the mass flow rate of the cooling water, (5 pts.) d) thermal efficiency, (5 pts.) e) What happens to the thermal efficiency if we increase the turbine inlet pressure while keeping the inlet temperature (T1) constant? Explain it clearly. (10 pts.) PI...
Steady-state operating data for a simple steam power plant are provided in the figure 7. below....
Steady-state operating data for a simple steam power plant are provided in the figure 7. below. Heat transfer and kinetic and potential energy effects can be ignored. Determine the (a) thermal efficiency and (b) the mass flow rate of the cooling water, in kg per kg of steam flowing Qie/m=3400 kJ/kg P1 4 MPa T 600°C Power out Turbine P2=0.2 bar 2 Steam saturated Cooling water in at T's 15°C generator vapor Condenser Cooling water out at T6 35°C Pump...
6.133 Figure P6.133 shows a simple vapor power cycle operating at steady state with water as...
6.133 Figure P6.133 shows a simple vapor power cycle operating at steady state with water as the working fluid Data at key locations are given on the figure. Flow through the turbine and pump occurs isentropically. Flow through the steam generator and condenser occurs at constant pressure. Stray heat transfer and kinetic and potential energy effects are negligible. Sketch the four processes of this cycle in series on a T-s diagram. Determine the thermal efficiency P 20 MPa T 700°C...
8.21 Figure P8.21 provides steady-state operating data for a vapor power plant using water as the...
8.21 Figure P8.21 provides steady-state operating data for a vapor power plant using water as the working fluid. The mass flow rate of water is 15 kg/s. The turbine and pump operate adiabatically but not reversibly. Determine di (b) AC 8 o anidhu od o mpo? (b) the rates of heat transfer Qin and Qout, each in kW. (a) the thermal efficiency Steam generator Turbine m= 15 kg/s 10 out 5 PROBE N Condenser Pump Analyzing Bank 3 is the...
. 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...
In the power plant shown in Figure P2 below, steam leaves the boiler at p3 P2...
In the power plant shown in Figure P2 below, steam leaves the boiler at p3 P2 6 MPa and ??-320°C, flows through the throttling valve, which drops the pressure to p4-4 MPa. then enters the turbine in which it expands to the condenser pressure of p5-10 kPa. The water then leaves the condenser at p 10 kPa and T1-40°C. The net power output is 450 MW. The turbine isentropic efficiency is 85% and that of the pump is 78%. Determine:...
Superheated steam at 20 MPa, 560oC enters the turbine of a vapor power plant. The pressure...
Superheated steam at 20 MPa, 560oC enters the turbine of a vapor power plant. The pressure at the exit of the turbine is 0.7 bar, and liquid leaves the condenser at 0.4 bar at 75oC. The pressure is increased to 20.1 MPa across the pump and the specific enthalpy is 338.14 kJ/kg. The turbine isentropic efficiency is 81%. Cooling water enters the condenser at 20oC with a mass flow rate of 70.7 kg/s and exits the condenser at 38oC. For...
Steady-state operating data for a simple steam power plant are provided in Fig. P4.102. Stray heat...
Steady-state operating data for a
simple steam power plant are provided in Fig. P4.102. Stray heat
transfer and kinetic and potential energy effects can be ignored.
Determine (a) thermal efficiency and (b) the mass flow rate of the
cooling water, in kg per kg of steam flowing. (it says kg per kg in
the book, it probably wants kg per min or sec)
i) An ideal steam power plant operates between a high pressure of 40 bar and a...
i) An ideal steam power plant operates between a high pressure of 40 bar and a low pressure of 0.2 bar. The cooling water in the condenser has a constant pressure of 1 bar. The pump requires a work input of 1.0 kJ/kg. Assume that the heat transfer to the surroundings for all the cycle components are negligible. For the properties in the table below, determine the (a) thermal efficiency, in %, (b) the mass flow rate of the cooling...
Consider a steam power plant that operales on a simple ideal Rankine cycle and has a...
Consider a steam power plant that operales on a simple ideal Rankine cycle and has a net power output of 45 MW Steam enters the turbine at 7 MPa and 500 C 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 at a rate of 2000 kg/s. Use T-s diagram with respect to saturation lines, and determine (a) the thermal eMooncy ofthe cycle (%)...
Steady-state operating data for a simple steam power plant are provided in figure. Kinetic and potential energy effects can be ignored. Determine the a) the mass flow rate of the steam, (10 pts.) b) lin, (5 pts.) c) the mass flow rate of the cooling water, (5 pts.) d) thermal efficiency, (5 pts.) e) What happens to the thermal efficiency if we increase the turbine inlet pressure while keeping the inlet temperature (T1) constant? Explain it clearly. (10 pts.) PI...
Steady-state operating data for a simple steam power plant are provided in the figure 7. below. Heat transfer and kinetic and potential energy effects can be ignored. Determine the (a) thermal efficiency and (b) the mass flow rate of the cooling water, in kg per kg of steam flowing Qie/m=3400 kJ/kg P1 4 MPa T 600°C Power out Turbine P2=0.2 bar 2 Steam saturated Cooling water in at T's 15°C generator vapor Condenser Cooling water out at T6 35°C Pump...
6.133 Figure P6.133 shows a simple vapor power cycle operating at steady state with water as the working fluid Data at key locations are given on the figure. Flow through the turbine and pump occurs isentropically. Flow through the steam generator and condenser occurs at constant pressure. Stray heat transfer and kinetic and potential energy effects are negligible. Sketch the four processes of this cycle in series on a T-s diagram. Determine the thermal efficiency P 20 MPa T 700°C...
8.21 Figure P8.21 provides steady-state operating data for a vapor power plant using water as the working fluid. The mass flow rate of water is 15 kg/s. The turbine and pump operate adiabatically but not reversibly. Determine di (b) AC 8 o anidhu od o mpo? (b) the rates of heat transfer Qin and Qout, each in kW. (a) the thermal efficiency Steam generator Turbine m= 15 kg/s 10 out 5 PROBE N Condenser Pump Analyzing Bank 3 is the...
In the power plant shown in Figure P2 below, steam leaves the boiler at p3 P2 6 MPa and ??-320°C, flows through the throttling valve, which drops the pressure to p4-4 MPa. then enters the turbine in which it expands to the condenser pressure of p5-10 kPa. The water then leaves the condenser at p 10 kPa and T1-40°C. The net power output is 450 MW. The turbine isentropic efficiency is 85% and that of the pump is 78%. Determine:...
Steady-state operating data for a
simple steam power plant are provided in Fig. P4.102. Stray heat
transfer and kinetic and potential energy effects can be ignored.
Determine (a) thermal efficiency and (b) the mass flow rate of the
cooling water, in kg per kg of steam flowing. (it says kg per kg in
the book, it probably wants kg per min or sec)
i) An ideal steam power plant operates between a high pressure of 40 bar and a low pressure of 0.2 bar. The cooling water in the condenser has a constant pressure of 1 bar. The pump requires a work input of 1.0 kJ/kg. Assume that the heat transfer to the surroundings for all the cycle components are negligible. For the properties in the table below, determine the (a) thermal efficiency, in %, (b) the mass flow rate of the cooling...
Consider a steam power plant that operales on a simple ideal Rankine cycle and has a net power output of 45 MW Steam enters the turbine at 7 MPa and 500 C 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 at a rate of 2000 kg/s. Use T-s diagram with respect to saturation lines, and determine (a) the thermal eMooncy ofthe cycle (%)...
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