General Introduction
Page 10
Section 1: An Overview of Wireless Power Technology and Its History
Chapter 1: Early History of Wireless Transmission of Electrical Energy
Page 12
1.1 Heinrich Hertz
Page 12
1.2 Nikola Tesla
Page 12
1.3 William Brown
Page 13
Chapter 2: Microwave Technology Based on Wireless Power Transfer
Page 14
2.1 The Microwave Station
Page 18
2.2 Antennas for Microwave Energy Transmission
Page 18
2.3 The Rectenna (Rectifying Antenna)
Page 18
2.4 Cyclotron Wave Rectifier (CWC)
Page 19
Chapter 3: Wireless Power Transfer-Based Electromagnetic Induction Technology
Page 21
Chapter 4: Industry Applications of WPT
Page 23
4.1 Ground-to-Ground Microwave Transmission
Page 23
4.2 Wireless Charging of an Electric Vehicle (Inductive Solution)
Page 24
4.3 Drone Wireless Power Charging (Inductive Solution)
Page 25
4.4 Wireless Charging Mobile Phone (Inductive Solution)
Page 25
4.5 Laser Wireless Power Transmission
Page 26
4.6 Ultrasonic Wireless Power Transfer
Page 27
Chapter 5: Concerns Regarding Safety and Security
Page 29
5.1 Beam Safety
Page 29
5.2 Frequency Allocation
Page 29
5.3 WPT and Sustainability
Page 29
5.4 Conclusion
Page 30
Section 2: Investigation and Construction of Microwave Transmitter Sources
Chapter 6: Introduction
Page 32
Chapter 7: Microwave Transmitter Source
Page 33
7.1 Gyrotron
Page 33
7.2 Klystron
Page 34
7.3. Magnetron Source
Page 35
7.3.1 The operating frequency
Page 36
7.3.2 Operation of magnetrons
Page 36
7.3.3 Effect of the Magnetic Field
Page 37
7.3.4 Magnetron power supply
Page 38
7.3.5 Description of the operating sequence
Page 39
7.4 Conclusion
Page 41
Section 3: Rectenna and Energy Harvesting Circuit
Chapter 8: Introduction
Page 43
Chapter 9: Conventional Rectenna (Rectifying Antenna)
Page 44
9.1 Matching Circuit Designs Using an Advanced Design System (ADS)
Page 44
9.2 The Diode Choice
Page 45
9.3 Diode Model Analysis
Page 47
9.4. Linear Equivalent Circuit of the HSMS 2820 Schottky Diode
Page 49
9.5 Voltage Multiplication Circuit Overview
Page 50
9.6 Simulation of Multiplication Circuit
Page 54
9.7 Storage Element for WPT
Page 56
9.8 Conclusion
Page 57
Section 4: Five Wireless Power Harvesting Circuits
Chapter 10: Project 1: Wireless Powering of Advanced IoT Devices
Page 59
10.1 Objective of This Project:
Page 59
10.2 Transmitter Antenna Fabrication, Experimental and Simulation
Page 59
10.3 Harvesting Antenna Fabrication, Experimental Measurements, and Simulation Techniques
Page 67
Twin Antenna Without an Inset-Fed Patch
Page 67
10.4.1 Directivity
Page 69
10.4.2 Reflection coefficient of the antenna
Page 69
10.4.3 3D radiation pattern
Page 70
10.4.4 Current distribution
Page 70
10.4.5 Smith plot
Page 71
10.5 Twin Inset-Fed Patch Antenna
Page 72
10.5.1 Directivity
Page 73
10.5.2 The reflection coefficient of the antenna
Page 74
10.5.3 Radiation pattern 3D
Page 74
10.5.4 Current distribution
Page 75
10.5.5 Smith plot
Page 75
10.6 Power Budget
Page 77
10.7. Rectifier Investigation
Page 78
10.7.1 Single-stage voltage double RF energy harvesting circuit
Page 79
10.7.2. RF harvesting circuit design uses a bridge rectifier
Page 80
10.7 Prototype result and discussion
Page 82
10.9. Conclusion:
Page 85
Chapter 11: Project 2: Wireless Powered Devices on the Frontline: The Future and Challenges
Page 86
11.1 Objective of This Project
Page 86
11.2 Soldier and Battery in the Battlefield
Page 86
11.3 Power Budget
Page 88
11.4 RF Microwave Transmitter System
Page 92
11.5 Power Harvesting Circuit
Page 95
11.5.1 Rectangular Patch Antenna
Page 96
11.5.2 Rectifier Investigation
Page 97
11.6 Prototype Results and Discussion
Page 100
11.7 Conclusion
Page 103
Chapter 12: Project 3: Wireless Powering of Devices Using Inductive Technology
Page 104
12.1 Objective of This Project
Page 104
12.2 Theory
Page 104
12.3 Design Process
Page 105
12.4 Transmission Circuit
Page 106
12.4.1 Frequency oscillator
Page 106
12.4.4 Switched mode power amplifier circuit
Page 107
12.5 Receiver Circuit
Page 108
12.6 Test System and Implementation
Page 109
12.7 Discussion and Results
Page 111
12.8 Warming a Coffee Mug
Page 112
12.9 Conclusion
Page 114
Chapter 13: Project 4: Wireless Power Transmission for IoT Devices
Page 116
13.1 Objective of This Project
Page 116
13.2 The Impact of WPT on IoT or 4.0 Technologies
Page 116
13.3 Design of the Harvester Coil Antenna
Page 117
13.4 Dimension of the Receiver Coil Antenna
Page 118
13.4.1 Simulation and discussion
Page 119
13.4.2 Directivity
Page 119
13.4.3 Reflection coefficient of the antenna:
Page 119
13.4.4 VSWR plot
Page 120
13.4.5 Radiation pattern 3D
Page 120
13.4.6 Current distribution:
Page 121
13.5 Energy Harvester Circuit
Page 121
13.6 Prototype Results and Discussion
Page 124
13.7 Conclusion
Page 128
Chapter 14: Project 5: Charging Robot Crawler Inside the Pipeline
Page 129
14.1 Objective of This Project
Page 129
14.2 Pipeline Inspection System
Page 129
14.2.1 X-ray radiography inspections of pipelines
Page 129
14.2.2 Pipe robot crawler
Page 130
14.2.3 Robot crawler problem
Page 131
14.3 Pipeline as a Transmission Line
Page 132
14.4 Study and design of the Tx and Rx conical horn antenna
Page 140
14.4.1 Simulation and results
Page 140
14.4.2 S-Parameter
Page 141
14.4.3 Current distribution
Page 142
14.5 Construction setup of Rx and Tx antenna
Page 143
14.6 Rectifier Circuit
Page 144
14.6.1 A multistage voltage multiplier design rectenna
Page 145
14.6.2 Assembly system of a rectifier circuit (receiver)
Page 148
14.7 Testing and Measurements Phase
Page 150
14.8 Conclusion
Page 152
Chapter 15: Conclusion and Final Remarks
Page 154
Index
Page 155
