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Energy Harvesting: Materials, Physics, and System Design with Practical Examples

  • ID: 4601001
  • Book
  • 280 Pages
  • DEStech Publications, Inc
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Key Topics:

  • Investigates the materials science and physics of energy harvesting with a focus on system configuration and efficient performance
  • Presents mathematical theory and models of materials, electrical conductivity, and device design for vibration-based harvesters
  • Highly relevant for courses in energy harvesting, sustainable and renewable energy, thermal energy, wind energy, solar energy, magnetic energy, and vibrations.
  • Extensive equations provided to illustrate and analyze materials and energy flow
  • ANSYS codes included to assist with FEM analysis of magnetic flux devices

This text investigates the materials science and physics of energy harvesting, with a focus on system configuration and efficient performance. It presents the mathematical theory of materials, electrical conductivity, and device design for vibration-based harvesters, thermoelectrics, photovoltaics, wind-energy turbines, and hybrids thereof. Examples include piezoelectrics in wind turbines, as well as approaches using shape-memory alloys, thermomagnetics, and electrostatic generation. Information is provided on testing, characterization, and modeling of EH systems, with extensive equations analyzing materials and energy flow. Circuitry, batteries, and capacitors are also covered.

An appendix includes ANSYS codes for finite element analysis of magnetic flux devices. Educators will find this book highly relevant for courses in energy harvesting, sustainable and renewable energy, thermal energy, wind energy, solar energy, magnetic energy, and vibrations. Materials scientists, energy harvesting developers, and renewable energy specialists will find the book to be a key resource.

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Preface

1. Overview of Energy Harvesting
1.1. Introduction to Energy Harvesting
1.2. Vibration Energy Harvesting
1.3. Thermoelectric Energy Harvesting
1.4. Photovoltaic Energy Harvesting
1.5. Wind Energy Harvesting
1.6. Introduction to Electrical Energy Conditioning and Storage

2. Inductive Energy Harvesting
2.1. Inductive: History and Need
2.2. Background Physics
2.3. Inductive Harvester Design
2.4. Modeling of Inductive Harvesters
2.5. Modeling of the Direct Vibration Harvester
2.6. Strategies for Optimizing the Figure of Merit
2.7. Review of the State-of-the-Art
2.8. Future Directions

3. Piezoelectric Energy Harvesting
3.1. Piezoelectric Materials: History and Fundamentals
3.2. Lead-free Piezoelectric Materials
3.3. Equivalent Circuit Analysis for Piezoelectrics
3.4. Materials for Piezoelectric Energy Harvesting
3.5. Mode of Vibration for Harvesting
3.6. Continuous System
3.7. Energy Harvesting using Low Profile Piezoelectric Transducers
3.8. Distributed Parameter Model of Piezoelectric Bimorph Cantilever Beam
3.9. Impedance Matching
3.10. Piezoelectric MEMS Energy Harvesters

4. Magnetostrictive and Magnetoelectric Energy Harvesting
4.1. Magnetostrictive: History and Need
4.2. Background Physics
4.3. Magnetostrictive Vibration Harvester Design
4.4. Modeling of Magnetostrictive Harvesters
4.5. Strategies for Optimizing the Figure of Merit
4.6. Magnetoelectric Effect—Fundamentals and Material Design
4.7. Magnetoelectric Energy Harvesting
4.8. Future Directions

5. Thermoelectric Energy Harvesting
5.1. Thermoelectrics: History and Need
5.2. Background Physics
5.3. Semiconductors and Thermoelectrics
5.4. Strategies for Optimizing Figure of Merit (ZT)
5.5. Thermoelectric Materials
5.6. Thermoelectric Generator
5.7. Microfabricated Energy Harvesting
5.8. NASA Radioisotope Thermoelectric Generator (RTG)
5.9. Other Applications
5.10. New Directions for Low-Dimensional Thermoelectric Materials

6. Photovoltaic Energy Harvesting
6.1. Photovoltaics: History and Relevance
6.2. Physics of Solar Cells
6.3. Solar Cell Design and Strategies for Optimizing Figure of Merit
6.4. Crystalline Silicon Solar Cells
6.5. Thin Film Solar Cells
6.6. Emerging Photovoltaic Cells
6.7. Multi-Junction Solar Cells
6.8. Conclusion and Outlook

7. Wind Energy Harvesting
7.1. Wind: History and Need
7.2. Background Physics
7.3. Wind Harvester Design
7.4. Modeling of Wind Energy Harvesters
7.5. Strategies for Optimizing the Wind Turbine Efficiency
7.6. Review of the State-of-the-Art and Future Trends

8. Alternative Energy Harvesting Approaches
8.1. Shape Memory Alloy Heat Engine
8.2. Thermomagnetic Energy Harvesting
8.3. Electrostatic Energy Harvesting

Appendix A: ANSYS FEA Codes
References
Index

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