Description
Efnisyfirlit
- Cover
- Copyright
- Preface
- Contents
- Symbols
- Chapter 1 Introduction
- 1.1 What and How?
- 1.2 Physical Origins and Rate Equations
- 1.2.1 Conduction
- 1.2.2 Convection
- 1.2.3 Radiation
- 1.2.4 The Thermal Resistance Concept
- 1.3 Relationship to Thermodynamics
- 1.3.1 Relationship to the First Law of Thermodynamics (Conservation of Energy)
- 1.3.2 Relationship to the Second Law of Thermodynamics and the Efficiency of Heat Engines
- 1.4 Units and Dimensions
- 1.5 Analysis of Heat Transfer Problems: Methodology
- 1.6 Relevance of Heat Transfer
- 1.7 Summary
- References
- Problems
- Chapter 2 Introduction to Conduction
- 2.1 The Conduction Rate Equation
- 2.2 The Thermal Properties of Matter
- 2.2.1 Thermal Conductivity
- 2.2.2 Other Relevant Properties
- 2.3 The Heat Diffusion Equation
- 2.4 Boundary and Initial Conditions
- 2.5 Summary
- References
- Problems
- Chapter 3 One-Dimensional, Steady-State Conduction
- 3.1 The Plane Wall
- 3.1.1 Temperature Distribution
- 3.1.2 Thermal Resistance
- 3.1.3 The Composite Wall
- 3.1.4 Contact Resistance
- 3.1.5 Porous Media
- 3.2 An Alternative Conduction Analysis
- 3.3 Radial Systems
- 3.3.1 The Cylinder
- 3.3.2 The Sphere
- 3.4 Summary of One-Dimensional Conduction Results
- 3.5 Conduction with Thermal Energy Generation
- 3.5.1 The Plane Wall
- 3.5.2 Radial Systems
- 3.5.3 Tabulated Solutions
- 3.5.4 Application of Resistance Concepts
- 3.6 Heat Transfer from Extended Surfaces
- 3.6.1 A General Conduction Analysis
- 3.6.2 Fins of Uniform Cross-Sectional Area
- 3.6.3 Fin Performance Parameters
- 3.6.4 Fins of Nonuniform Cross-Sectional Area
- 3.6.5 Overall Surface Efficiency
- 3.7 Other Applications of One-Dimensional, Steady-State Conduction
- 3.7.1 The Bioheat Equation
- 3.7.2 Thermoelectric Power Generation
- 3.7.3 Nanoscale Conduction
- 3.8 Summary
- References
- Problems
- Chapter 4 Two-Dimensional, Steady-State Conduction
- 4.1 General Considerations and Solution Techniques
- 4.2 The Method of Separation of Variables
- 4.3 The Conduction Shape Factor and the Dimensionless Conduction Heat Rate
- 4.4 Finite-Difference Equations
- 4.4.1 The Nodal Network
- 4.4.2 Finite-Difference Form of the Heat Equation: No Generation and Constant Properties
- 4.4.3 Finite-Difference Form of the Heat Equation: The Energy Balance Method
- 4.5 Solving the Finite-Difference Equations
- 4.5.1 Formulation as a Matrix Equation
- 4.5.2 Verifying the Accuracy of the Solution
- 4.6 Summary
- References
- Problems
- Chapter 5 Transient Conduction
- 5.1 The Lumped Capacitance Method
- 5.2 Validity of the Lumped Capacitance Method
- 5.3 General Lumped Capacitance Analysis
- 5.3.1 Radiation Only
- 5.3.2 Negligible Radiation
- 5.3.3 Convection Only with Variable Convection Coefficient
- 5.3.4 Additional Considerations
- 5.4 Spatial Effects
- 5.5 The Plane Wall with Convection
- 5.5.1 Exact Solution
- 5.5.2 Approximate Solution
- 5.5.3 Total Energy Transfer: Approximate Solution
- 5.5.4 Additional Considerations
- 5.6 Radial Systems with Convection
- 5.6.1 Exact Solutions
- 5.6.2 Approximate Solutions
- 5.6.3 Total Energy Transfer: Approximate Solutions
- 5.6.4 Additional Considerations
- 5.7 The Semi-Infinite Solid
- 5.8 Objects with Constant Surface Temperatures or Surface Heat Fluxes
- 5.8.1 Constant Temperature Boundary Conditions
- 5.8.2 Constant Heat Flux Boundary Conditions
- 5.8.3 Approximate Solutions
- 5.9 Periodic Heating
- 5.10 Finite-Difference Methods
- 5.10.1 Discretization of the Heat Equation: The Explicit Method
- 5.10.2 Discretization of the Heat Equation: The Implicit Method
- 5.11 Summary
- References
- Problems
- Chapter 6 Introduction to Convection
- 6.1 The Convection Boundary Layers
- 6.1.1 The Velocity Boundary Layer
- 6.1.2 The Thermal Boundary Layer
- 6.1.3 The Concentration Boundary Layer
- 6.1.4 Significance of the Boundary Layers
- 6.2 Local and Average Convection Coefficients
- 6.2.1 Heat Transfer
- 6.2.2 Mass Transfer
- 6.3 Laminar and Turbulent Flow
- 6.3.1 Laminar and Turbulent Velocity Boundary Layers
- 6.3.2 Laminar and Turbulent Thermal and Species Concentration Boundary Layers
- 6.4 The Boundary Layer Equations
- 6.4.1 Boundary Layer Equations for Laminar Flow
- 6.4.2 Compressible Flow
- 6.5 Boundary Layer Similarity: The Normalized Boundary Layer Equations
- 6.5.1 Boundary Layer Similarity Parameters
- 6.5.2 Dependent Dimensionless Parameters
- 6.6 Physical Interpretation of the Dimensionless Parameters
- 6.7 Boundary Layer Analogies
- 6.7.1 The Heat and Mass Transfer Analogy
- 6.7.2 Evaporative Cooling
- 6.7.3 The Reynolds Analogy
- 6.8 Summary
- References
- Problems
- Chapter 7 External Flow
- 7.1 The Empirical Method
- 7.2 The Flat Plate in Parallel Flow
- 7.2.1 Laminar Flow over an Isothermal Plate: A Similarity Solution
- 7.2.2 Turbulent Flow over an Isothermal Plate
- 7.2.3 Mixed Boundary Layer Conditions
- 7.2.4 Unheated Starting Length
- 7.2.5 Flat Plates with Constant Heat Flux Conditions
- 7.2.6 Limitations on Use of Convection Coefficients
- 7.3 Methodology for a Convection Calculation
- 7.4 The Cylinder in Cross Flow
- 7.4.1 Flow Considerations
- 7.4.2 Convection Heat and Mass Transfer
- 7.5 The Sphere
- 7.6 Flow Across Banks of Tubes
- 7.7 Impinging Jets
- 7.7.1 Hydrodynamic and Geometric Considerations
- 7.7.2 Convection Heat and Mass Transfer
- 7.8 Packed Beds
- 7.9 Summary
- References
- Problems
- Chapter 8 Internal Flow
- 8.1 Hydrodynamic Considerations
- 8.1.1 Flow Conditions
- 8.1.2 The Mean Velocity
- 8.1.3 Velocity Profile in the Fully Developed Region
- 8.1.4 Pressure Gradient and Friction Factor in Fully Developed Flow
- 8.2 Thermal Considerations
- 8.2.1 The Mean Temperature
- 8.2.2 Newton’s Law of Cooling
- 8.2.3 Fully Developed Conditions
- 8.3 The Energy Balance
- 8.3.1 General Considerations
- 8.3.2 Constant Surface Heat Flux
- 8.3.3 Constant Surface Temperature
- 8.4 Laminar Flow in Circular Tubes: Thermal Analysis and Convection Correlations
- 8.4.1 The Fully Developed Region
- 8.4.2 The Entry Region
- 8.4.3 Temperature-Dependent Properties
- 8.5 Convection Correlations: Turbulent Flow in Circular Tubes
- 8.6 Convection Correlations: Noncircular Tubes and the Concentric Tube Annulus
- 8.7 Heat Transfer Enhancement
- 8.8 Forced Convection in Small Channels
- 8.8.1 Microscale Convection in Gases (0.1 µn ≲ Dh ≲ 100 µm)
- 8.8.2 Microscale Convection in Liquids
- 8.8.3 Nanoscale Convection (Dh ≲ 100 nm)
- 8.9 Convection Mass Transfer
- 8.10 Summary
- References
- Problems
- Chapter 9 Free Convection
- 9.1 Physical Considerations
- 9.2 The Governing Equations for Laminar Boundary Layers
- 9.3 Similarity Considerations
- 9.4 Laminar Free Convection on a Vertical Surface
- 9.5 The Effects of Turbulence
- 9.6 Empirical Correlations: External Free Convection Flows
- 9.6.1 The Vertical Plate
- 9.6.2 Inclined and Horizontal Plates
- 9.6.3 The Long Horizontal Cylinder
- 9.6.4 Spheres
- 9.7 Free Convection Within Parallel Plate Channels
- 9.7.1 Vertical Channels
- 9.7.2 Inclined Channels
- 9.8 Empirical Correlations: Enclosures
- 9.8.1 Rectangular Cavities
- 9.8.2 Concentric Cylinders
- 9.8.3 Concentric Spheres
- 9.9 Combined Free and Forced Convection
- 9.10 Convection Mass Transfer
- 9.11 Summary
- References
- Problems
- Chapter 10 Boiling and Condensation
- 10.1 Dimensionless Parameters in Boiling and Condensation
- 10.2 Boiling Modes
- 10.3 Pool Boiling
- 10.3.1 The Boiling Curve
- 10.3.2 Modes of Pool Boiling
- 10.4 Pool Boiling Correlations
- 10.4.1 Nucleate Pool Boiling
- 10.4.2 Critical Heat Flux for Nucleate Pool Boiling
- 10.4.3 Minimum Heat Flux
- 10.4.4 Film Pool Boiling
- 10.4.5 Parametric Effects on Pool Boiling
- 10.5 Forced Convection Boiling
- 10.5.1 External Forced Convection Boiling
- 10.5.2 Two-Phase Flow
- 10.5.3 Two-Phase Flow in Microchannels
- 10.6 Condensation: Physical Mechanisms
- 10.7 Laminar Film Condensation on a Vertical Plate
- 10.8 Turbulent Film Condensation
- 10.9 Film Condensation on Radial Systems
- 10.10 Condensation in Horizontal Tubes
- 10.11 Dropwise Condensation
- 10.12 Summary
- References
- Problems
- Chapter 11 Heat Exchangers
- 11.1 Heat Exchanger Types
- 11.2 The Overall Heat Transfer Coefficient
- 11.3 Heat Exchanger Analysis: Use of the Log Mean Temperature Difference
- 11.3.1 The Parallel-Flow Heat Exchanger
- 11.3.2 The Counterflow Heat Exchanger
- 11.3.3 Special Operating Conditions
- 11.4 Heat Exchanger Analysis: The Effectiveness–NTU Method
- 11.4.1 Definitions
- 11.4.2 Effectiveness–NTU Relations
- 11.5 Heat Exchanger Design and Performance Calculations
- 11.6 Additional Considerations
- 11.7 Summary
- References
- Problems
- Chapter 12 Radiation: Processes and Properties
- 12.1 Fundamental Concepts
- 12.2 Radiation Heat Fluxes
- 12.3 Radiation Intensity
- 12.3.1 Mathematical Definitions
- 12.3.2 Radiation Intensity and Its Relation to Emission
- 12.3.3 Relation to Irradiation
- 12.3.4 Relation to Radiosity for an Opaque Surface
- 12.3.5 Relation to the Net Radiative Flux for an Opaque Surface
- 12.4 Blackbody Radiation
- 12.4.1 The Planck Distribution
- 12.4.2 Wien’s Displacement Law
- 12.4.3 The Stefan–Boltzmann Law
- 12.4.4 Band Emission
- 12.5 Emission from Real Surfaces
- 12.6 Absorption, Reflection, and Transmission by Real Surfaces
- 12.6.1 Absorptivity
- 12.6.2 Reflectivity
- 12.6.3 Transmissivity
- 12.6.4 Special Considerations
- 12.7 Kirchhoff’s Law
- 12.8 The Gray Surface
- 12.9 Environmental Radiation
- 12.9.1 Solar Radiation
- 12.9.2 The Atmospheric Radiation Balance
- 12.9.3 Terrestrial Solar Irradiation
- 12.10 Summary
- References
- Problems
- Chapter 13 Radiation Exchange Between Surfaces
- 13.1 The View Factor
- 13.1.1 The View Factor Integral
- 13.1.2 View Factor Relations
- 13.2 Blackbody Radiation Exchange
- 13.3 Radiation Exchange Between Opaque, Diffuse, Gray Surfaces in an Enclosure
- 13.3.1 Net Radiation Exchange at a Surface
- 13.3.2 Radiation Exchange Between Surfaces
- 13.3.3 The Two-Surface Enclosure
- 13.3.4 Two-Surface Enclosures in Series and Radiation Shields
- 13.3.5 The Reradiating Surface
- 13.4 Multimode Heat Transfer
- 13.5 Implications of the Simplifying Assumptions
- 13.6 Radiation Exchange with Participating Media
- 13.6.1 Volumetric Absorption
- 13.6.2 Gaseous Emission and Absorption
- 13.7 Summary
- References
- Problems
- Chapter 14 Diffusion Mass Transfer
- 14.1 Physical Origins and Rate Equations
- 14.1.1 Physical Origins
- 14.1.2 Mixture Composition
- 14.1.3 Fick’s Law of Diffusion
- 14.1.4 Mass Diffusivity
- 14.2 Mass Transfer in Nonstationary Media
- 14.2.1 Absolute and Diffusive Species Fluxes
- 14.2.2 Evaporation in a Column
- 14.3 The Stationary Medium Approximation
- 14.4 Conservation of Species for a Stationary Medium
- 14.4.1 Conservation of Species for a Control Volume
- 14.4.2 The Mass Diffusion Equation
- 14.4.3 Stationary Media with Specified Surface Concentrations
- 14.5 Boundary Conditions and Discontinuous Concentrations at Interfaces
- 14.5.1 Evaporation and Sublimation
- 14.5.2 Solubility of Gases in Liquids and Solids
- 14.5.3 Catalytic Surface Reactions
- 14.6 Mass Diffusion with Homogeneous Chemical Reactions
- 14.7 Transient Diffusion
- 14.8 Summary
- References
- Problems
- Appendix A Thermophysical Properties of Matter
- Appendix B Mathematical Relations and Functions
- Appendix C Thermal Conditions Associated with Uniform Energy Generation in One-Dimensional, Steady-State Systems
- Appendix D The Gauss-Seidel Method
- Appendix E The Convection Transfer Equations
- E.1 Conservation of Mass
- E.2 Newton’s Second Law of Motion
- E.3 Conservation of Energy
- E.4 Conservation of Species
- Appendix F Boundary Layer Equations for Turbulent Flow
- Appendix G An Integral Laminar Boundary Layer Solution for Parallel Flow over a Flat Plate
- Conversion Factors
- Physical Constants
- Supplement
- 4S.1 The Graphical Method
- 4S.1.1 Methodology of Constructing a Flux Plot
- 4S.1.2 Determination of the Heat Transfer Rate
- 4S.1.3 The Conduction Shape Factor
- 4S.2 The Gauss-Seidel Method: Example of Usage
- References
- Problems
- 5S.1 Graphical Representation of One-Dimensional, Transient Conduction in the Plane Wall, Long Cylinder, and Sphere
- 5S.2 Analytical Solutions of Multidimensional Effects
- References
- Problems
- 6S.1 Derivation of the Convection Transfer Equations
- 6S.1.1 Conservation of Mass
- 6S.1.2 Newton’s Second Law of Motion
- 6S.1.3 Conservation of Energy
- 6S.1.4 Conservation of Species
- References
- Problems
- 11S.1 Log Mean Temperature Difference Method for Multipass and Cross-Flow Heat Exchangers
- 11S.2 Compact Heat Exchangers
- References
- Problems
- Index
- EULA