Description: Slide 1: Volumetric Properties of Pure Fluids
Slide 2: Some General Terms
Slide 3: A pure substance does not have to be of a single
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Slide 5: A mixture of ice and liquid water, for example, is a
Slide 6: PHASES OF A PURE SUBSTANCE
Slide 7: Even though there are three principal phases—solid,
Slide 8: PHASE-CHANGE PROCESSES
Slide 9: Compressed Liquid/Sub-cooled Liquid
Slide 10: Consider a piston–cylinder device containing liquid
Slide 11: Saturated Liquid
Slide 12: As more heat is transferred, the temperature keeps
Slide 13: Saturated Liquid- Vapor Mixture
Slide 14: Saturated Liquid- Vapor Mixture

Slide 15: Saturated Vapors
Slide 16: Saturated Vapors

Slide 17: Superheated Vapors
Slide 18: Once the phase-change process is completed, we are
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Slide 20: This constant-pressure phase-change process is
Slide 21: If the entire process described here is reversed
Slide 22: Saturation Temperature and
Slide 23: Liquid–vapor saturation curve
Slide 24: During a phase-change process, pressure and
Slide 25: Latent Heats
Slide 26: Some Concepts
Slide 27: PROPERTY DIAGRAMS FOR PHASE CHANGE
Slide 28: The T-v Diagram
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Slide 30: Comparison between 1 Mpa and 0.1Mpa (1 atm )

Slide 31: The horizontal line that connects the saturated liquid
Slide 32: At pressures above the critical pressure, there is not
Slide 33: The saturated liquid states in Fig. 3–16 can be
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Slide 35: These two lines meet at the critical point, forming a
Slide 36: Above the critical state, there is no line that
Slide 37: The P-v Diagram

Slide 38: Consider again a piston–cylinder device that contains
Slide 39: When the pressure reaches the saturation-pressure
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Slide 41: Extending the Diagrams to Include the Solid Phase

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Slide 43: The T-v diagrams look very much like the P-v
Slide 44: There are two ways a substance can pass from the solid
Slide 45: The P-T Diagram

Slide 46: The sublimation line separates the solid and vapor
Slide 47: The P-v-T Surface

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Slide 50: The single-phase regions appear as curved surfaces
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