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Unformatted text preview: 3-27Complete the following table for H2 O: T, °C P, kPa h, kJ / kg xPhase description 120.212002045.8 0.7Saturated mixture 140361.531800 0.565Saturated mixture 177.66950 752.74 0.0Saturated liquid 80 500 335.37 - - - Compressed liquid 350.0 800 3162.2 - - - Superheated vapor 3-28Complete the following table for Refrigerant-134a: T, °C P, kPa v, m3/ kg Phase description -8 320 0.0007569Compressed liquid 30 770.640.015 Saturated mixture -12.73180 0.11041Saturated vapor 80 600 0.044710Superheated vapor 3-34 Left chamber of a partitioned system contains water at a specified state while the right chamber is evacuated. The partition is now ruptured and heat is transferred from the water. The pressure at the final state is to be determined.AnalysisThe initial specific volume is /kgm1989.1kg1m1989.13311===mVvAt the final state, the water occupies three times the initial volume. Then, /kgm5967.3)/kgm1989.1(333312===vvBased on this specific volume and the final temperature, the final state is a saturated mixture and the pressure is...
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This note was uploaded on 01/25/2010 for the course ME 55806 taught by Professor Chen during the Spring '10 term at University of California, Berkeley.
- Spring '10