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.
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Water is the working fluid in a Carnot vapor power cycle.
Saturated liquid enters the boiler...
4. Water is the working fluid in a Carnot vapor power cycle. Saturated liquid enters the...
4. Water is the working fluid in a Carnot vapor power cycle. Saturated liquid enters the boiler at 16 MPa, and saturated vapor enters the turbine. The condenser pressure is 8 kPa. The mass flow rate of steam entering the turbine is 120 kg/s. Determine (a) the thermal efficiency. (b) the back work ratio. (c) the net power developed, in kW. (d) the rate of heat transfer from the working fluid passing through the condenser, in kW.
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 ....
Steam is the working fluid in a simple, ideal Rankine cycle. Saturated vapor enters the turbine...
Steam is the working fluid in a simple, ideal Rankine cycle. Saturated vapor enters the turbine at 8 MPa and saturated liquid exits the condenser at a pressure of 8 kPa. The net power output of the cycle is 100 MW. Determine for the cycle: i. Thermal efficiency ii. Back work ratio iii. Mass flow-rate of the steam in kg/h iv. Rate of heat transfer to the working fluid as it passes through the boiler in MW v. Rate of...
A power plant operates on a superheat vapor power cycle with water is the working fluid....
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 to the...
1). A simple Rankine cycle uses water as the working fluid. Saturated vapor enters the turbine...
1). A simple Rankine cycle uses water as the working fluid. Saturated vapor enters the turbine at 8.0 MPa and saturated liquid water exists the condenser at a pressure of 8.0 kPa. The net power output of the cycle is 100MW Determine: a. The thermal efficiency b. The work ratio c. The mass flow rate of the steam in kg/min d. The rates of heat transfer into/from the working fluid as it passes through the boiler and condenser, respectively, in...
6. Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine...
6. 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. The mass flow rate of steam entering the turbine is 120 kg/s. Determine: (a) Draw the ideal Rankine cycle in T-S diagram (b) The net power developed, in kW. (b) The rate of heat transfer to the steam passing through the boiler, in kW. (c) The thermal efficiency. 2 P (kPa) 16000 16000 TC)...
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 an ideal Rankine cycle with reheat. Superheated vapor enters...
Water is the working fluid in an ideal Rankine cycle with reheat. Superheated vapor enters the turbine at 8 MPa, 480℃, and the condenser pressure is 8 kPa. Steam expands through the first stage turbine to 700 kPa and then is reheated to 480℃. Assumptions: see problem 1 . Determine for the cycle(a) the rate of heat addition, in kJ per kg to the working fluid in the steam generator.(b) the thermal efficiency.(c) the rate of heat transfer from the...
Thermodynamics 1. Saturated liquid H20 at 16 MPa is fed into the boiler of a variant of a Carnot cycle (but simplified Rankin cycle) where the working fluid is not an ideal gas. Saturated H20 va...
Thermodynamics
1. Saturated liquid H20 at 16 MPa is fed into the boiler of a variant of a Carnot cycle (but simplified Rankin cycle) where the working fluid is not an ideal gas. Saturated H20 vapor is fed into the turbine of the same turbine. The condenser of this turbine is operated at 8 kPa. The mass flowrate of the H20 in this cycle is 7.2x103 kg/min. Draw the path of this process on T-s diagram. Estimate the thermal efficiency...
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...
4. Water is the working fluid in a Carnot vapor power cycle. Saturated liquid enters the boiler at 16 MPa, and saturated vapor enters the turbine. The condenser pressure is 8 kPa. The mass flow rate of steam entering the turbine is 120 kg/s. Determine (a) the thermal efficiency. (b) the back work ratio. (c) the net power developed, in kW. (d) the rate of heat transfer from the working fluid passing through the condenser, in kW.
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 to the...
1). A simple Rankine cycle uses water as the working fluid. Saturated vapor enters the turbine at 8.0 MPa and saturated liquid water exists the condenser at a pressure of 8.0 kPa. The net power output of the cycle is 100MW Determine: a. The thermal efficiency b. The work ratio c. The mass flow rate of the steam in kg/min d. The rates of heat transfer into/from the working fluid as it passes through the boiler and condenser, respectively, in...
6. 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. The mass flow rate of steam entering the turbine is 120 kg/s. Determine: (a) Draw the ideal Rankine cycle in T-S diagram (b) The net power developed, in kW. (b) The rate of heat transfer to the steam passing through the boiler, in kW. (c) The thermal efficiency. 2 P (kPa) 16000 16000 TC)...
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)...
Thermodynamics
1. Saturated liquid H20 at 16 MPa is fed into the boiler of a variant of a Carnot cycle (but simplified Rankin cycle) where the working fluid is not an ideal gas. Saturated H20 vapor is fed into the turbine of the same turbine. The condenser of this turbine is operated at 8 kPa. The mass flowrate of the H20 in this cycle is 7.2x103 kg/min. Draw the path of this process on T-s diagram. Estimate the thermal efficiency...
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...
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