Thermal Management of Electronics, Volume I : Phase Change Material-Based Composite Heat Sinks--An Experimental Approach.

COVER -- THERMAL MANAGEMENT OF ELECTRONICS, VOLUME I -- CONTENTS -- LIST OF FIGURES -- LIST OF TABLES -- ABBREVIATIONS -- NOTATIONS -- GREEK SYMBOLS -- PREFACE -- ACKNOWLEDGMENTS -- CHAPTER 1: INTRODUCTION -- 1.1 Background -- 1.2 Possible Cooling Strategies -- 1.2.1 Active Cooling -- 1.2.2 Passive Cooling -- 1.3 Advantages of Passive Cooling Techniques over Active Cooling Methods -- 1.4 Phase Change Materials -- 1.5 Optimization of Systems -- 1.5.1 Optimization Techniques -- 1.6 Organization of the Book -- 1.7 Conclusion -- CHAPTER 2: REVIEW OF LITERATURE -- 2.1 Introduction -- 2.2 Numerical and Experimental Investigations on PCM-Based Composite Heat Sinks -- 2.3 Studies on PCM-Based Finned Heat Sinks for Cyclic Heating -- 2.4 Scope and Objectives of the Present Study -- 2.5 Conclusion -- CHAPTER 3: CHARACTERIZATION OF PCM AND TCE -- 3.1 Introduction -- 3.2 Selection of PCM -- 3.3 Thermal Conductivity Enhancer -- 3.4 Measurement Techniques to Determine Latent Heat of Fusion, Melting, and Specific Heat -- 3.5 Scanning Electron Microscope Analysis of Aluminum -- 3.6 DSC and MDSC Analysis of N-Eicosane -- 3.7 Conclusion -- CHAPTER 4: EXPERIMENTAL SETUP AND METHODOLOGY -- 4.1 Introduction -- 4.2 Experimental Setup and Methodology -- 4.2.1 Heat Sink Assembly -- 4.2.2 Plate Heater -- 4.2.3 Thermocouple Positions -- 4.2.4 Experimental Arrangement -- 4.3 Instrumentation -- 4.3.1 Data Acquisition System -- 4.3.2 Thermocouples -- 4.3.3 Digital Multimeter -- 4.3.4 Electronic Mass Balance -- 4.3.5 Experimental Procedure -- 4.3.6 Uncertainty in Measurements -- 4.3.7 Repeatability in Measurements -- 4.4 Conclusion -- CHAPTER 5: PERFORMANCE STUDIES AND THERMAL OPTIMIZATION OF PLATE FIN HEAT SINKS -- 5.1 Introduction -- 5.2 Experimental Setup -- 5.2.1 Heat Sink Assembly -- 5.2.2 Thermocouple Positions -- 5.3 Modeling -- 5.4 Artificial Neural Network.

5.5 Results and Discussion -- 5.5.1 Effect of Fins in Lowering the Temperature -- 5.5.2 Temperature Variation with Time for the Two 7 Plate Fin Heat Sinks at Different Power Levels -- 5.5.3 Comparison of Heat Sinks with Same Volumetric Fraction of the TCE -- 5.5.4 Temperature Variation in 7∗ Plate Fin Heat Sinks -- 5.5.5 Enhancement in the Operating Time due to the Addition of Fins -- 5.5.6 An Overview of the Performance of Heat Sinks -- 5.6 Optimization -- 5.6.1 Goodness of the ANN Fit -- 5.6.2 Optimization of the Heat Sink Assembly -- 5.7 Summary -- 5.8 Conclusion -- CHAPTER 6: STUDIES ON THE PERFORMANCE OF PLATE FIN MATRIX AT CONSTANT AND INTERMITTENT HEATING -- 6.1 Introduction -- 6.2 Experimental Setup -- 6.3 Results and Discussion: Constant Heating -- 6.3.1 Comparison of Plate Fin Matrix Heat Sink with and without PCM -- 6.3.2 Comparison of PCM-filled (ϕ = 0.5 and 1) Plate Fin Matrix Heat Sink with the Baseline Case -- 6.3.3 Effect of the Volume Fraction of the PCM on Melting and Solidification -- 6.3.4 Variations in Temperature at the Heat Sink Base, Inside the PCM, and on the Side-Wall -- 6.3.5 Temperature Variation within the Molten PCM -- 6.4 Results and Discussion: Intermittent Heating -- 6.4.1 Performance for the Same Total Heat Energy and the Total Duration of Operation -- 6.4.2 Performance for the Same Lengths of Operation Time but with Different Total Heat Inputs -- 6.4.3 Performance for the Same Total Heat Input but Different Operating Times -- 6.4.4 Performance under Periodic Heating and Cooling -- 6.4.5 Performance under Nonperiodic Heating and Cooling at Fixed Total Heat Input -- 6.5 Summary -- 6.6 Conclusion -- CHAPTER 7 DEDUCTIONS AND SUGGESTIONS FOR FUTURE WORK -- 7.1 Introduction -- 7.2 Major Conclusions -- 7.3 A Grand Overview of the Present Study Reported in Volume 1 and Volume 2 -- 7.4 Suggestions for Future Work.

7.5 Recent Developments in PCM-Based Heat Sinks -- 7.6 Conclusion -- APPENDIX A: SCHEMATIC DIAGRAMS OF VARIOUS HEAT SINKS USED IN THE PRESENT STUDY -- REFERENCES -- LIST OF PUBLICATIONS USED FOR THE BOOK -- ABOUT THE AUTHORS -- INDEX -- AD PAGE -- BACK COVER.

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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.