纳米流体的光学性质及其在光伏/光热混合体系中的利用研究

目录

声明

摘要

Abstract

Contents

List of Figures

List of tables

1．1Background

1．2Solar Energy Harvesting Technology

1．2．1Basic conceptions of the spectral beam splitting CPVT device

1．3 Literature Review

1．3．1Liquid absorptive SBS CPVT hybrid devices

1．3．2 NF as HTF and liquid absorption filter in PVT hybrid device

1．4Objectives of the Research

1．5 Thesis Outline

Chapter 2 NF as Heat Transfer Fluid and Liquid Absorption Filter

2．1Introduction

2．2Preparation Methods of NFs

2．2．1 Single-step preparation process

2．2．2Two-step preparation process

2．3Stability of NFs

2．3．1Evaluation methods of NF stability

2．3．2Stability enhancement procedures

2．4Thermophysical Properties of NFs

2．4．1Density

2．4．2Specific heat

2．4．3Dynamic viscosity

2．4．4NF thermal conductivity

2．5 Optical Properties of NFs

Chapter 3 Investigation of Different CPVT Configurations Based on Liquid Absorption Spectral Bearn Filter

3．1Introduction

3．2 Physical Model and Working Principal of the CPVT Configuration

3．3 Mathematical model Development of the CPVT Configurations

3．3．1PV model

3．3．2Thermal model

3．3．3Solving method

3．3．4Verification of the electrical model

3．4Modeling Results and Discussion

3．4．1Performance of different CPVT configurations

3．4．2 Effect of long-term high temperature exposure of the HTF on the the system performance

3．5Summary

Chapter 4 Influence of Material Properties of Liquid Liquid Filters on the CPVT Systems

4．1Introduction

4．2 Physical Model of the Analyzed CPVT Configuration

4．3Mathematical Model of the CPVT Configurations

4．3．1Thermal model

4．3．2Optical filter description

4．4 Performance of Coupled and Decoupled Liquid Absorptive CPVT Configurations

4．4．1 The impacts of the specific heat capacity

4．4．2Role of the ideality factor

4．5Summary

Chapter 5 Effect of Temperature on the Stability and Optical Properties of SiO2-water NFs for Hybrid Photovoltaic／Thermal Applications

5．1Introduction

5．2Synthesis and Characterization of Various SiO2+H2O NFs

5．3Results of the NFs Stability

5．3．1Stability analysis

5．4 Summary

Chapter 6 Conclusion and Suggestions for Future Work

6．1 Conclusion

6．2Suggestions for Future Work

List of Symbols and Abbreviations

References

Papers and other achievements published during doctoral studies

Scientific Research Work During Doctoral Degree Study

Acknowledgement

Author’s Brief Introduction