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A thermodynamic cycle with 0.1 kg of air has 3 processes as in the figure. Assume air as ideal gas. Consider constant specific heat approach (take the air properties at 300 K). P;=140 kPa, Pz=420 kPa and V, = 0.05 m². PA 1-2: Constant volume process 2 2-3: Polytropic process with n=1 3-1: Constant pressure process 3 a) Find the temperature at State 3, in K. b) Calculate the specific work in the Processes 2-3 and 3-1, in kJ/kg. c) Calculate the heat transfer per unit mass in the Processes 2-3 and 3-1, in kJ/kg.

A thermodynamic cycle with 0.1 kg of air has 3 processes as in the figure. Assume air as ideal gas. Consider constant specific heat approach (take the air properties at 300 K). P;=140 kPa, Pz=420 kPa and V, = 0.05 m². PA 1-2: Constant volume process 2 2-3: Polytropic process with n=1 3-1: Constant pressure process 3 a) Find the temperature at State 3, in K. b) Calculate the specific work in the Processes 2-3 and 3-1, in kJ/kg. c) Calculate the heat transfer per unit mass in the Processes 2-3 and 3-1, in kJ/kg.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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A thermodynamic cycle with 0.1 kg of air has 3 processes as in the figure. Assume air as ideal gas. Consider constant specific heat approach (take the air properties at 300 K). P;=140 kPa, Pz=420 kPa and V, = 0.05 m². PA 1-2: Constant volume process 2 2-3: Polytropic process with n=1 3-1: Constant pressure process 3 a) Find the temperature at State 3, in K. b) Calculate the specific work in the Processes 2-3 and 3-1, in kJ/kg. c) Calculate the heat transfer per unit mass in the Processes 2-3 and 3-1, in kJ/kg.
Transcribed Image Text:A thermodynamic cycle with 0.1 kg of air has 3 processes as in the figure. Assume air as ideal gas. Consider constant specific heat approach (take the air properties at 300 K). P;=140 kPa, Pz=420 kPa and V, = 0.05 m². PA 1-2: Constant volume process 2 2-3: Polytropic process with n=1 3-1: Constant pressure process 3 a) Find the temperature at State 3, in K. b) Calculate the specific work in the Processes 2-3 and 3-1, in kJ/kg. c) Calculate the heat transfer per unit mass in the Processes 2-3 and 3-1, in kJ/kg.
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