Theory of Laminar Film Condensation

17.09.1991

Englisch

9780387975412

Springer US

Nein

Tetsu Fujii

213

Gebundene Ausgabe

design, algebra, Methanol, development, engineer, research

PHH - Thermodynamik und Wärme TGMT - Werkstoffprüfung PHD - Klassische Mechanik

1 Introduction.- References.- 2 Basic Equations for Laminar Film Condensation of a Binary Vapor.- References.- 3 Similarity Solution of Forced-Convection Condensation of Binary Vapors.- 3.1 Similarity Transformation.- 3.2 Procedure of Numerical Calculation.- 3.3 Examples of Numerical Solutions.- 3.3.1 Characteristics of the Boundary Values.- 3.3.2 Distributions of Velocity, Temperature, and Concentration.- 3.3.3 Possibility of the Appearance of Subcooling in the Vapor Boundary Layer.- 3.4 Formulas of the Boundary Values ?’FLw,?’FLi, and ?’FVi for Dimensionless Temperature.- 3.5 Formula of the Boundary Value ?’Fi for Normalized Concentration.- 3.6 Algebraic Method for Calculating Condensation Mass Flux and Heat Flux.- 3.7 Flow Resistance.- 3.8 Relations between Relevant Physical Quantities and Dimensionless Functions.- References.- 4 Similarity Solution for Free-Convection Condensation of Binary Vapors.- 4.1 Similarity Transformation.- 4.2 Procedure of Numerical Calculation.- 4.3 Examples of Numerical Solutions.- 4.3.1 Characteristics of the Boundary Values.- 4.3.2 Distributions of Velocity, Temperature, and Concentration.- 4.3.3 Possibility of the Appearance of Subcooling in the Vapor Boundary Layer.- 4.4 Formulas of the Boundary Values ?’GLw,?’GLi and ?’GVi for Dimensionless Temperature.- 4.5 Formula of the Boundary Value ?’Gi for Normalized Concentration.- 4.6 Algebraic Method for Calculating Condensation Mass Flux and Heat Flux.- 4.7 Relations between Relevant Physical Quantities and Dimensionless Functions for Free-Convection Condensation.- References.- 5 Condensation of Pure Vapors.- 5.1 Forced-Convection Condensation of Saturated Pure Vapors.- 5.2 Forced-Convection Condensation of Superheated Pure Vapors.- 5.3 Free-Convection Condensation of Saturated Pure Vapors.- 5.4 Free-Convection Condensation of Superheated Pure Vapors.- 5.5 Combined Forced- and Free-Convection Condensation of Saturated Pure Vapors.- 5.6 Discussion on the Shekriladze and Gomelauri’s Solution for Forced-Convection Condensation of Saturated Pure Vapors.- 5.7 Condensation of Saturated Pure Vapors in the Case of Uniform Heat Flux.- 5.7.1 Forced-Convection Condensation.- 5.7.2 Free-Convection Condensation.- References.- 6 Condensation of Binary Vapors.- 6.1 Forced-Convection Condensation of Mixtures of Vapor and Noncondensable Gas.- 6.1.1 Mixture of Air and Saturated Steam — Graphical Solution.- 6.1.2 Necessary Condition for the Appearance of Mist and its Effect on Condensation Characteristics.- 6.1.3 An Approximate Solution in the Case of Small Vapor Concentration.- 6.2 Free-Convection Condensation of Mixtures of Vapor and Noncondensable Gas.- 6.2.1 The Case of a Saturated Vapor and Negligible Convective Heat Transfer in the Vapor Phase.- 6.2.2 Single Phase Free-Convection with Simultaneous Heat and Mass Transfer —The Case of Very Small Condensation Mass Flux.- 6.3 Forced-Convection Condensation of Binary Vapors.- 6.3.1 Graphical Solution and Some Typical Examples.- 6.3.2 Accuracy of the Stagnant Film Theory.- 6.4 Free-Convection Condensation of Binary Vapors.- 6.5 Combined Forced- and Free-Convection Condensation of Binary Vapors.- References.- 7 Forced-Convection Condensation of Multicomponent Vapors.- 7.1 Basic Equations for Forced-Convection Condensation of a Multicomponent Vapor.- 7.2 Similarity Transformation.- 7.3 Orthogonal Transformation of the Ordinary Differential Equations using the Matrix Method.- 7.4 Algebraic Equations for a Multicomponent Vapor.- 7.5 Algebraic Equations for a Ternary Vapor.- 7.6 An Example for an Air-Methanol-Water Mixture.- References.- 8 Free-Convection Condensation of Multicomponent Vapors.- 8.1 Basic Equations, Transformations, and Algebraic Equations.- 8.2 Free-Convection Heat and Mass Transfer of Ternary Vapors.- 8.3 Free-Convection Condensation of Ternary Vapors.- References.- 9 Representative Physical Properties for the Condensate Film and the Vapor Boundary Layer.- 9.1 Representative Physical Properties for the Condensate Film.- 9.1.1 Approximate Analysis for Forced-Convection Condensation of a Saturated Pure Vapor.- 9.1.2 Numerical Analysis for Forced-Convection Condensation of Saturated Pure Vapors.- 9.1.3 Approximate and Numerical Analyses for Free-Convection Condensation of Saturated Pure Vapors.- 9.2 Representative Physical Properties for the Vapor Boundary Layer.- 9.2.1 Forced-Convection Condensation of Binary Vapors.- 9.2.2 Free-Convection Condensation of Binary Vapors.- References.- 10 Condensation of Pure Vapors in the Subcritical Region.- 10.1 Forced-Convection Condensation.- 10.1.1 Basic Equations and Similarity Transformation.- 10.1.2 Examples of Numerical Solutions.- 10.1.3 Wall Heat Flux and Condensation Mass Flux.- 10.2 Free-Convection Condensation.- 10.2.1 Basic Equations and Similarity Transformation.- 10.2.2 Examples of Numerical Solutions.- 10.2.3 Wall Heat Flux and Condensation Mass Flux.- References.- Appendix: Physical Properties.- A2 Phase Equilibrium.- A6 Thermal Conductivity ? [W/mK].- A9 Equations for Predicting Physical Properties of Mixtures.- A10 Viscosity of Mixtures of Polar Molecules.- References.- Author Index.

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