Draw a diagram of the Carnot cycle on a Pressure-Specific Volume (m^3/kg) diagram for air as...
Draw a diagram of the Carnot cycle on a Pressure-Specific Volume (m^3/kg) diagram for air as a working fluid. Please make sure the horizontal axis is specific volume and not volume.
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Draw a diagram of the Carnot cycle on a Pressure-Specific Volume
(m^3/kg) diagram for air as...
A refrigerator is constructed with a Carnot engine. Draw a diagram of the Carnot cycle in...
A refrigerator is constructed with a Carnot engine. Draw a diagram of the Carnot cycle in a P-V diagram, label the components, and then detail the processes that occur (I short phrase each is all that is necessary). Draw a diagram of the Carnot cycle in a H-S diagram, and label it to match (a) Note: His enthalpy and S is entropy. Water is brought to 0 °C in the refrigerator with the heat being discharged into a reservoir at...
The air mass of 0.05 kg works on a Carnot machine. The maximum temperature of cycle...
The air mass of 0.05 kg works on a Carnot machine. The maximum temperature of cycle is 940 ° K and the maximum pressure is 8.4 x 10 ^ 3 Kpa. The heat supplied by cycle is 4.2 Kj. Determine the maximum volume of the cylinder if the minimum temperature. during the cycle it is 300 ° k
3. (40 pts) A steam power plant based on the Rankine cycle, shown in the below,...
3. (40 pts) A steam power plant based on the Rankine cycle, shown in the below, operates to develop net cycle power. Saturated vapor at 8 bar enters the turbine where it expands to the condenser pressure of 1 bar. Water liquid exits the condenser 30 °C and 1 bar and it is pumped to the boiler pressure of 8 bar. Isentropic efficiencies of the turbine and pump are 80% and 60%. Assume kinetic and potential energies are negligible at...
4. The pressure-volume diagram below shows a special reversible cycle called the Carnot cycle A mole...
4. The pressure-volume diagram below shows a special reversible cycle called the Carnot cycle A mole of an ideal gas starts off in state 1 in contact with a large thermal reservoir at temperature Th. The gas then undergoes an isothermal expansion from Vi to V2. Upon reaching state 2, the gas container is removed from contact with the thermal reservoir and covered with thermal insulation. Next the gas is allowed to expand adiabatically from V2to Vs. Because the expansion...
Calculate the specific volume ( m^3 / kg ) of dry air. M = 28.97. That...
Calculate the specific volume ( m^3 / kg ) of dry air. M = 28.97. That is contained in a compressed air tank at 200 kPa and 100℃.
7. Consider a Carnot-cycle heat engine with water as the working fluid. The heat transfer to...
7. Consider a Carnot-cycle heat engine with water as the working fluid. The heat transfer to the water occurs at 150°C, during which process the water changes from saturated liquid to saturated vapor. The heat is rejected from the water at 25°C. (a) Show the Carnot-cycle on a T-s diagram (b) Find the properties (P, T, v, h, s) water at each state. Here v is the specific volume. (c) Determine the cycle thermal efficiency, net heat added and work...
3: Consider the Rankine power cycle using vapor and liquid. a: Explain what kinds of problems the Carnot Vapor Cycle has. b: Draw a T-s diagram for the ideal Rankine cycle and label each process...
3: Consider the Rankine power cycle using vapor and liquid. a: Explain what kinds of problems the Carnot Vapor Cycle has. b: Draw a T-s diagram for the ideal Rankine cycle and label each process explicitly c: There is a method to lower the condenser pressure (or to decrease the average low temperature) in order to improve the efficiency of the ideal Rankine cycle. Explain its advantages and disadvantages explicitly. d: Name the gas power cycle which uses the same...
PA AQi T =Th AQ19 2 4 3 AQout T= Te V Figure 1: Pressure-volume diagram of the Stirling cycle. (a) A Stirling cycle...
PA AQi T =Th AQ19 2 4 3 AQout T= Te V Figure 1: Pressure-volume diagram of the Stirling cycle. (a) A Stirling cycle consists of two isothermal processes and two isochoricprocesses as shown in Fig. J. The hot reservoir is at temperature T and the cold-reservoir AS at temperaturé T)You may assume that the working fluid is anideal gas with Llegrees of freedom. The compression ratio V2/Vi)i.e. the ratio of the volume of the gas at state 2 to...
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...
Problem 2:2* (Carnot Cycle Application) Two kilograms of air within a piston-cylinder assembly execute a Carnot...
Problem 2:2* (Carnot Cycle Application) Two kilograms of air within a piston-cylinder assembly execute a Carnot power cycle with maximum and minimum temperatures of 750 K and 300 K, respectively. The heat transfer to the air during the isothermal expansion is 60 kJ. At the end of the isothermal expansion, the pressure is 600 kPa. Assuming the ideal gas model for the air, determine (a) The thermal efficiency. (b) The Pressure and volume at the beginning of the isothermal expansion,...
A refrigerator is constructed with a Carnot engine. Draw a diagram of the Carnot cycle in a P-V diagram, label the components, and then detail the processes that occur (I short phrase each is all that is necessary). Draw a diagram of the Carnot cycle in a H-S diagram, and label it to match (a) Note: His enthalpy and S is entropy. Water is brought to 0 °C in the refrigerator with the heat being discharged into a reservoir at...
3. (40 pts) A steam power plant based on the Rankine cycle, shown in the below, operates to develop net cycle power. Saturated vapor at 8 bar enters the turbine where it expands to the condenser pressure of 1 bar. Water liquid exits the condenser 30 °C and 1 bar and it is pumped to the boiler pressure of 8 bar. Isentropic efficiencies of the turbine and pump are 80% and 60%. Assume kinetic and potential energies are negligible at...
4. The pressure-volume diagram below shows a special reversible cycle called the Carnot cycle A mole of an ideal gas starts off in state 1 in contact with a large thermal reservoir at temperature Th. The gas then undergoes an isothermal expansion from Vi to V2. Upon reaching state 2, the gas container is removed from contact with the thermal reservoir and covered with thermal insulation. Next the gas is allowed to expand adiabatically from V2to Vs. Because the expansion...
7. Consider a Carnot-cycle heat engine with water as the working fluid. The heat transfer to the water occurs at 150°C, during which process the water changes from saturated liquid to saturated vapor. The heat is rejected from the water at 25°C. (a) Show the Carnot-cycle on a T-s diagram (b) Find the properties (P, T, v, h, s) water at each state. Here v is the specific volume. (c) Determine the cycle thermal efficiency, net heat added and work...
3: Consider the Rankine power cycle using vapor and liquid. a: Explain what kinds of problems the Carnot Vapor Cycle has. b: Draw a T-s diagram for the ideal Rankine cycle and label each process explicitly c: There is a method to lower the condenser pressure (or to decrease the average low temperature) in order to improve the efficiency of the ideal Rankine cycle. Explain its advantages and disadvantages explicitly. d: Name the gas power cycle which uses the same...
PA AQi T =Th AQ19 2 4 3 AQout T= Te V Figure 1: Pressure-volume diagram of the Stirling cycle. (a) A Stirling cycle consists of two isothermal processes and two isochoricprocesses as shown in Fig. J. The hot reservoir is at temperature T and the cold-reservoir AS at temperaturé T)You may assume that the working fluid is anideal gas with Llegrees of freedom. The compression ratio V2/Vi)i.e. the ratio of the volume of the gas at state 2 to...
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...
Problem 2:2* (Carnot Cycle Application) Two kilograms of air within a piston-cylinder assembly execute a Carnot power cycle with maximum and minimum temperatures of 750 K and 300 K, respectively. The heat transfer to the air during the isothermal expansion is 60 kJ. At the end of the isothermal expansion, the pressure is 600 kPa. Assuming the ideal gas model for the air, determine (a) The thermal efficiency. (b) The Pressure and volume at the beginning of the isothermal expansion,...
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