Heat Transfer 2. Abdelkhalak El Hami

      

Table of Contents

      1  Cover

      2  Title Page

      3  Copyright

      4  Preface

      5  Introduction I.1. Preamble I.2. Introduction I.3. Interlude

      6  1 General Remarks 1.1. Introduction 1.2. Propagation of a sinusoidal electromagnetic wave 1.3. The concept of photometry

      7  2 Calculating Luminances 2.1. Introduction 2.2. The black body: concept, luminance, Planck’s law and approximations 2.3. Stefan–Boltzmann law 2.4. Wien’s laws 2.5. Fraction of the total emittance of a black body radiated in a spectral band 2.6. Emissivity of any body: a general case of a non-black body 2.7. Simple applications

      8  3 Emission and Absorption 3.1. Introduction 3.2. Absorption, reflection, transmission 3.3. Kirchhoff’s law 3.4. Recap on the global absorption coefficient 3.5. General case: multiple transfers 3.6. Absorption: the Beer–Lambert law

      9  4 Radiation Exchanges Between Surfaces 4.1. Introduction 4.2. Classification 4.3. The case of total influence

      10  5 Analytic Applications 5.1. Introduction 5.2. Radiators, convectors and radiating fins 5.3. Radiation and oven 5.4. Radiation and metrology 5.5. General problems

      11  6 Modeling and Simulations under ANSYS 6.1. Conduction, convection and radiation 6.2. Conduction and convection using ANSYS software 6.3. Radiation using ANSYS software 6.4. Examples of modeling and analysis with ANSYS 6.5. Study of a thermal exchanger on ANSYS 6.6. Conclusion

      12  Appendix: G0−λT Function Table

      13  References

      14  Index

      15  End User License Agreement

      List of Tables

      1 Chapter 4Table 4.1. Comparison of (1 + ε)ⁿ and of its approximate expression 1 + nε

      2 Chapter 6Table 6.1. Parameters and associated valuesTable 6.2. Thermo-physical properties of hydrated saltTable 6.3. Thermo-physical properties of paraffin

      List of Illustrations

      1 Chapter 1Figure 1.1. Concept of the solid angle. For a color version of this figure, see ...Figure 1.2. Illustration of

. For a color version of this figure, see www.iste....Figure 1.3. The angle θ, For a color version of this figure, see www.iste.co.uk/...

      2 Chapter 2Figure 2.1. General appearance of the luminance

of the black body, at some tem...Figure 2.2. Comparison of the exact luminance

of the body with both approximat...Figure 2.3. Luminances compared for the Sun and the Earth, considered as a black...Figure 2.4. Principle of radiative forcing. For a color version of this figure, ...

      3 Chapter 3Figure 3.1. Schematic of radiative exchanges at a surface. For a color version o...

      4 Chapter 4Figure 4.1. Example of radiation between multiple surfacesFigure 4.2. The two plate models

      5 Chapter 5Figure 5.1. Emissivity from the plate. For a color version of this figure, see w...Figure 5.2. Influence of the emissivity on the emittance from the plate. For a c...Figure 5.3. Real emittance from the plate according to the wavelength. The maxim...Figure 5.4. Device for measuring thermal conductibility. First time: no error so...Figure 5.5. Device for measuring thermal conductibility a second time. An initia...Figure 5.6. Device for measuring thermal conductibility. Third time: a second so...Figure 5.7. Fahrenheit 451, IFigure 5.8. Fahrenheit 451, II

      6 Chapter 6Figure 6.1. Schematic of conduction in a tubeFigure 6.2. Three types of thermal transfer summarized using a casseroleFigure 6.3. Procedure to use with ANSYSFigure 6.4. Study model with different boundary conditionsFigure 6.5. Model, built and meshedFigure 6.6. Model under boundary conditionsFigure 6.7. Result from the model showing the effect of simple conductionFigure 6.8. shows our model in ANSYS, meshed and fully defined.Figure 6.9. Model using ANSYS with loads and conditionsFigure 6.10. Result of mixing