A piston-cylinder assembly contains air modeled as an ideal gas with a constant specific heat ratio,...
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One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas...
One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas with a constant specific heat ratio, k = 1.4. The air undergoes a power cycle consisting of four processes in series: Process 1-2: Constant-temperature expansion at 600 K from P, = 0.5 MPa to P2 = 0.4 MPa Process 2-3: Polytropic expansion with n=k to P; - 0.3 MPa Process 3-4: Constant-pressure compression to V4-V Process 4-1: Constant-volume heating. (a) Sketch the cycle on...
A piston-cylinder assembly contains air modeled as an ideal gas. The air undergoes a power cycle...
A piston-cylinder assembly contains air modeled as an ideal gas. The air undergoes a power cycle consisting of four processes in series: • Process 1-2: Constant-temperature expansion at 600 K from p1 = 0.5 MPa to p2 = 0.4 MPa. • Process 2-3: Polytropic expansion with n = 1.3 to p3 = 0.3 MPa. • Process 3-4: Constant-pressure compression to ν4 = ν1. • Process 4-1: Constant-volume heating. a) Sketch the cycle on a p-ν diagram. b) Calculate the work...
PROBLEM-4 (50%) One kg of air is in a piston-cylinder assembly. Air is modeled as an...
PROBLEM-4 (50%) One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas with a constant specific heat ratio, k = 1.4. The air undergoes a power cycle consisting of four processes in series: Process 1-2: Constant-temperature expansion at 600 K from P1 = 0.5 MPa to P2 = 0.4 MPa Process 2–3: Polytropic expansion with n=k to P3 = 0.3 MPa Process 3–4: Constant-pressure compression to V4 = V1 Process 4–1: Constant-volume heating. (a)...
C only please Question 1 (50 points) One kg of air is in a piston-cylinder assembly....
C
only please
Question 1 (50 points) One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas with a constant specific heat ratio, k = 1.4. The air undergoes a power cycle consisting of four processes in series: Process 1-2: Constant-temperature expansion at 600 K from P, = 0.5 MPa to P2 = 0.4 MPa Process 2–3: Polytropic expansion with n=k to Pz = 0.3 MPa Process 3-4: Constant-pressure compression to V4 = V....
A gas within a piston-cylinder assembly undergoes a thermodynamic cycle consisting of three processes: Process 1-2:...
A gas within a piston-cylinder assembly undergoes a thermodynamic cycle consisting of three processes: Process 1-2: Constant volume V1 = 2 m3, p1 = 1 bar, to p2 = 3 bar, U2 – U1 = 400 kJ. Process 2-3: Constant pressure compression to V3 = 1 m3. Process 3-1: Adiabatic expansion, with W31 = 150 kJ. There are no significant changes in kinetic or potential energy. Determine the net work for the cycle, in kJ, and the heat transfers for...
Thermodynamics 2.56 A gas within a piston-cylinder assembly undergoes a thermo- dynamic cycle consisting of three...
Thermodynamics
2.56 A gas within a piston-cylinder assembly undergoes a thermo- dynamic cycle consisting of three processes: Process 1-2: Constant volume V1 m, pi bar, to p2 3 bar, U2- U400 kJ Process 2-3: Constant pressure expansion to V 2 m3 Process 3-1: Adiabatic compression, with W1120 kJ There are no significant changes in kinetic or potential energy. De- termine the net work for the cycle, in kJ, and the heat transfers for Processes 1-2 and 2-3, in kJ. Is...
PROBLEM-3 (30%) One kg of air in a piston-cylinder assembly undergoes two processes in series from...
PROBLEM-3 (30%) One kg of air in a piston-cylinder assembly undergoes two processes in series from an initial state where P1 = 0.5 MPa, T1 = 227°C: Process 1-2: Constant-temperature expansion until the volume is twice the initial volume. Process 2–3: Constant-volume heating until the pressure is again 0.5 MPa. Sketch the two processes in series on a P-v diagram. Assuming ideal gas behavior, determine: (a) the pressure at state 2, (in MPa) (b) the temperature at state 3, (in...
One kg of air in a piston-cylinder assembly undergoes two processes in series from an initial...
One kg of air in a piston-cylinder assembly undergoes two processes in series from an initial state where p1 = 0.5 MPa, T1 = 227oC. Process 1-2: Constant-temperature expansion until the volume is twice the initial volume. Process 2-3: Constant-volume heating until the pressure is again 0.5 MPa. Sketch the two processes in series on a p-v diagram. Assuming ideal gas behavior, determine (a) the pressure at state 2, in MPa, (b) the temperature at state 3, in oC, and...
Argon is contained within a piston-cylinder assembly with initial state of V1 25 ft3 significant change...
Argon is contained within a piston-cylinder assembly with initial state of V1 25 ft3 significant change in kinetic or potential energy, undergoes a thermodynamic cycle consisting of three processes as follows: Process 1-2: Adiabatic expansion with P aV + c, where c- 15 in Hg, a constant, and V2 40 ft3 p1 70 in Hg, and with no Process 2-3: Compression with pV-constant, U2 U3. Process 3-1: Constant-volume with AU-0.5 BTU 1. For process 1-2, find the constant a (with...
Air in a cylinder-Piston device undergoes a cyclic process. Initially, the air is at P-5 [MPa)...
Air in a cylinder-Piston device undergoes a cyclic process. Initially, the air is at P-5 [MPa) and T-350 [C]. Process 1 to 2 is an isothermal expansion from 5 (MPa) to 1 [MPa). Process 2 to 3 is a polytropie compression to 5 [MPa) with a polytropic exponent n=1.3. The cycle gets completed by a constant pressure process from the state 3 to 1. Air properties are R 0.287 [Kj/Kg. K] and k=1.4 and the mass of air in cylinder...
One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas with a constant specific heat ratio, k = 1.4. The air undergoes a power cycle consisting of four processes in series: Process 1-2: Constant-temperature expansion at 600 K from P, = 0.5 MPa to P2 = 0.4 MPa Process 2-3: Polytropic expansion with n=k to P; - 0.3 MPa Process 3-4: Constant-pressure compression to V4-V Process 4-1: Constant-volume heating. (a) Sketch the cycle on...
PROBLEM-4 (50%) One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas with a constant specific heat ratio, k = 1.4. The air undergoes a power cycle consisting of four processes in series: Process 1-2: Constant-temperature expansion at 600 K from P1 = 0.5 MPa to P2 = 0.4 MPa Process 2–3: Polytropic expansion with n=k to P3 = 0.3 MPa Process 3–4: Constant-pressure compression to V4 = V1 Process 4–1: Constant-volume heating. (a)...
C
only please
Question 1 (50 points) One kg of air is in a piston-cylinder assembly. Air is modeled as an ideal gas with a constant specific heat ratio, k = 1.4. The air undergoes a power cycle consisting of four processes in series: Process 1-2: Constant-temperature expansion at 600 K from P, = 0.5 MPa to P2 = 0.4 MPa Process 2–3: Polytropic expansion with n=k to Pz = 0.3 MPa Process 3-4: Constant-pressure compression to V4 = V....
Thermodynamics
2.56 A gas within a piston-cylinder assembly undergoes a thermo- dynamic cycle consisting of three processes: Process 1-2: Constant volume V1 m, pi bar, to p2 3 bar, U2- U400 kJ Process 2-3: Constant pressure expansion to V 2 m3 Process 3-1: Adiabatic compression, with W1120 kJ There are no significant changes in kinetic or potential energy. De- termine the net work for the cycle, in kJ, and the heat transfers for Processes 1-2 and 2-3, in kJ. Is...
PROBLEM-3 (30%) One kg of air in a piston-cylinder assembly undergoes two processes in series from an initial state where P1 = 0.5 MPa, T1 = 227°C: Process 1-2: Constant-temperature expansion until the volume is twice the initial volume. Process 2–3: Constant-volume heating until the pressure is again 0.5 MPa. Sketch the two processes in series on a P-v diagram. Assuming ideal gas behavior, determine: (a) the pressure at state 2, (in MPa) (b) the temperature at state 3, (in...
Argon is contained within a piston-cylinder assembly with initial state of V1 25 ft3 significant change in kinetic or potential energy, undergoes a thermodynamic cycle consisting of three processes as follows: Process 1-2: Adiabatic expansion with P aV + c, where c- 15 in Hg, a constant, and V2 40 ft3 p1 70 in Hg, and with no Process 2-3: Compression with pV-constant, U2 U3. Process 3-1: Constant-volume with AU-0.5 BTU 1. For process 1-2, find the constant a (with...
Air in a cylinder-Piston device undergoes a cyclic process. Initially, the air is at P-5 [MPa) and T-350 [C]. Process 1 to 2 is an isothermal expansion from 5 (MPa) to 1 [MPa). Process 2 to 3 is a polytropie compression to 5 [MPa) with a polytropic exponent n=1.3. The cycle gets completed by a constant pressure process from the state 3 to 1. Air properties are R 0.287 [Kj/Kg. K] and k=1.4 and the mass of air in cylinder...
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