Question
IsoThermal Problem. Steam initially at 150C and 200 kPa is compressed isothermally in a piston cylinder device until there is no vapor in the system.
IsoThermal Problem. Steam initially at 150C and 200 kPa is compressed isothermally in a piston cylinder device until there is no vapor in the system. What is the phase of the water at its initial state? final state? Note: The compression process requires a reduction in specific and actual volume of the system.
A.Create a table to hold properties obtained from Tables A4. AS. and A7 and from calculations.
B.Sketch both P-v and a T-v diagrams for HO with saturation lines.
C. Sketch the physical equipment and indicate the system, system boundaries and surroundings on sketch
D.Plot, and label with state number and properties, the initial state of the water on both the -v and P- diagrams
E. Plot, and label the intermediate state in this process for the water when it first reaches saturation.
F. Plot and label the point on both diagrams at which quality, x, is 50%.
G. Assuming liquid cannot be compressed in the device, plot and label the hinal state on both diagrams
H. What is the hinal specific volume for the system?
i How does the same process as shown on the two diagrams differ?
) What is the initial specific internal energy value? Enthalpy value? The final h and u values?
k) Was work done on the system? Was there any heat transfer? If so, was it into or out of the system? How much work was done and heat transferred?
Step by Step Solution
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Step: 1
Given Information Initial temperature 150C Initial pressure 200 kPa The process is isothermal constant temperature The system undergoes compression until there is no vapor left ie only liquid exists A ...Get Instant Access to Expert-Tailored Solutions
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Step: 2
Step: 3
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