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A power plant operates on a superheat vapor power cycle with water is the working fluid....
C. (35%) A power plant operates on a superheat vapor power cycle with water is the...
C. (35%) A power plant operates on a superheat vapor power cycle with water is the working fluid. Superheated steam enters the turbine at 80 bar, 480° C, and expands to 0.08 bar to the condenser and becomes saturated liquid enters the feed water pump. The net cycle work output is 100 MW. Assume isentropic process exists at the turbine and the pump. (a) Sketch the schematic and T-S diagram of the power cycle (5%), (b) determine the heat input...
Use engineering methodology and show units calculations. A power plant operates on a superheat vapor power...
Use engineering methodology and show units calculations.
A power plant operates on a superheat vapor power cycle with water is the working fluid. Superheated steam enters the turbine at 80 bar, 480° C, and expands to 0.08 bar to the condenser and becomes saturated liquid enters the feed water pump. The net cycle work output is 100 MW. Assume isentropic process exists at the turbine and the pump. (a) Sketch the schematic and T-S diagram of the power cycle (5%),...
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 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...
Tutorial Questions 1 1. Water is the working fluid in an ideal Rankine cycle. The condenser...
Tutorial Questions 1.1. Water is the working fluid in an ideal Rankine cycle. The condenser pressure is kPa, and saturated vapor enters the turbine at 10 MPa. Determine the heat transfer rates, in kJ per kg of steam flowing, for the working fluid passing through the boiler and condenser and calculate the thermal efficiency.2. Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 16 MPa, and the condenser pressure is 8 kPa ....
Water is the working fluid in a Rankine cycle. Superheated vapor enters the turbine at 8...
Water is the working fluid in a Rankine cycle. Superheated vapor enters the turbine at 8 MPa, 700°C and the turbine exit pressure is 8 kPa. Saturated liquid enters the pump at 8 kPa. The heat transfer rate to the working fluid in the steam generator is 24 MW. The isentropic turbine efficiency is 88%, and the isentropic pump efficiency is 82%. Cooling water enters the condenser at 18°C and exits at 36°C with no significant change in pressure. Determine...
Problem 8.021 SI Water is the working fluid in a Rankine cycle with reheat. Superheated vapor...
Problem 8.021 SI Water is the working fluid in a Rankine cycle with reheat. Superheated vapor enters the turbine at 10 MPa, 520°C, and the condenser pressure is 6 kPa. Steam expands through the first-stage turbine to 0.7 MPa and then is reheated to 520°C. The pump and each turbine stage have an isentropic efficiency of 80%. Determine for the cycle: (a) the heat addition, in kJ per kg of steam entering the first-stage turbine. (b) the percent thermal efficiency....
Water is the working fluid in a modified Rankine cycle with superheat and reheat. Water as...
Water is the working fluid in a modified Rankine cycle with superheat and reheat. Water as superheated vapor enters the high-pressure stage turbine at 60 bar and 440 C and leaves at 5 bar as liquid-vapor mixture with a quality of xa-0.98. It is then reheated to 400 °C at the same pressure of 5 bar before entering the second stage turbine where it expands to a pressure of 0.1 bar and a mixture quality of x0.96. The condenser pressure...
Problem 4 In the vapor power cycle shown below, steam (H20) is the working fluid. Saturated...
Problem 4 In the vapor power cycle shown below, steam (H20) is the working fluid. Saturated vapor enters the turbine at 100 bar and saturated liquid exits the condenser at a pressure of 0.1 bar. The net power output of the cycle, Weycle, is 150 MW. Isentropic efficiency of the turbine and the pump (n (hi-h2)/(h1-h2s), np=(h25-h1)/(h2-h1)) are both 80%. Determine the followings. [30 pts] (a) Thermal efficiency, n (b) Mass flow rate of the steam, m, in kg/s (c)...
Water is the working fluid in a Carnot vapor power cycle. Saturated liquid enters the boiler...
Water is the working fluid in a Carnot vapor power cycle.
Saturated liquid enters the boiler at a pressure of 160 bar, and
saturated vapor enters the turbine. The condenser pressure is 0.08
bar. Determine
(a) the thermal efficiency.
(b) the back work ratio.
(c) the heat transfer to the working fluid per
unit mass passing through boiler, in kJ/kg.
(d) the heat transfer from the working fluid per
unit mass passing through the condenser, in kJ/kg.
Problem 8.03 Water...
C. (35%) A power plant operates on a superheat vapor power cycle with water is the working fluid. Superheated steam enters the turbine at 80 bar, 480° C, and expands to 0.08 bar to the condenser and becomes saturated liquid enters the feed water pump. The net cycle work output is 100 MW. Assume isentropic process exists at the turbine and the pump. (a) Sketch the schematic and T-S diagram of the power cycle (5%), (b) determine the heat input...
Use engineering methodology and show units calculations.
A power plant operates on a superheat vapor power cycle with water is the working fluid. Superheated steam enters the turbine at 80 bar, 480° C, and expands to 0.08 bar to the condenser and becomes saturated liquid enters the feed water pump. The net cycle work output is 100 MW. Assume isentropic process exists at the turbine and the pump. (a) Sketch the schematic and T-S diagram of the power cycle (5%),...
Water is the working fluid in a modified Rankine cycle with superheat and reheat. Water as superheated vapor enters the high-pressure stage turbine at 60 bar and 440 C and leaves at 5 bar as liquid-vapor mixture with a quality of xa-0.98. It is then reheated to 400 °C at the same pressure of 5 bar before entering the second stage turbine where it expands to a pressure of 0.1 bar and a mixture quality of x0.96. The condenser pressure...
Problem 4 In the vapor power cycle shown below, steam (H20) is the working fluid. Saturated vapor enters the turbine at 100 bar and saturated liquid exits the condenser at a pressure of 0.1 bar. The net power output of the cycle, Weycle, is 150 MW. Isentropic efficiency of the turbine and the pump (n (hi-h2)/(h1-h2s), np=(h25-h1)/(h2-h1)) are both 80%. Determine the followings. [30 pts] (a) Thermal efficiency, n (b) Mass flow rate of the steam, m, in kg/s (c)...
Water is the working fluid in a Carnot vapor power cycle.
Saturated liquid enters the boiler at a pressure of 160 bar, and
saturated vapor enters the turbine. The condenser pressure is 0.08
bar. Determine
(a) the thermal efficiency.
(b) the back work ratio.
(c) the heat transfer to the working fluid per
unit mass passing through boiler, in kJ/kg.
(d) the heat transfer from the working fluid per
unit mass passing through the condenser, in kJ/kg.
Problem 8.03 Water...
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