7- A free piston cylinder contains 100 grams of refrigerant R 134a with initial pressure of 400 kPa and a volume of 3 liters. The upper stops are fitted at a position corresponding to a volume of 5 liters. Heat is now added until the pressure of the refrigerant reaches 800 kPa. a) Find the initial temperature and quality. b) The temperature and quality, if applicable, when the piston just reach the stops. c) The final temperature and quality, if applicable. d) draw the process on a T-v diagram with respect to saturation lines, indicating the properties at all states. e) Draw the process on a P-v diagram with respect to saturation lines indicating the properties at all states. Upper Stops R 134a DFocus
7- A free piston cylinder contains 100 grams of refrigerant R 134a with initial pressure of 400 kPa and a volume of 3 liters. The upper stops are fitted at a position corresponding to a volume of 5 liters. Heat is now added until the pressure of the refrigerant reaches 800 kPa. a) Find the initial temperature and quality. b) The temperature and quality, if applicable, when the piston just reach the stops. c) The final temperature and quality, if applicable. d) draw the process on a T-v diagram with respect to saturation lines, indicating the properties at all states. e) Draw the process on a P-v diagram with respect to saturation lines indicating the properties at all states. Upper Stops R 134a DFocus
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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Transcribed Image Text:7- A free piston cylinder contains 100 grams of refrigerant R 134a with initial pressure of 400
kPa and a volume of 3 liters. The upper stops are fitted at a position corresponding to a
volume of 5 liters. Heat is now added until the pressure of the refrigerant reaches 800 kPa.
a) Find the initial temperature and quality.
b) The temperature and quality, if applicable, when the piston just reach the stops.
c) The final temperature and quality, if applicable.
d) draw the process on a T-v diagram with respect to saturation lines, indicating the
properties at all states.
e) Draw the process on a P-v diagram with respect to saturation lines indicating the
properties at all states.
Upper Stops
R 134a
D Focus
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