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Table of Contents
Intro
Contents
Quadrature Six-Coils Wireless Charging with High Misalignment Tolerance and Constant Voltage Output
1 Introduction
2 The Proposed Hybrid IPT System
3 Magnetic Coupler
4 Experimental Verification
5 Conclusion
References
Inductively Coupled Power Transfer System Based Constant Voltage and Constant Current Charging for Rail Transit System
1 Introduction
2 Topology of ICPT System
3 Analysis of CV and CC Charging Mode
3.1 CV Charging Mode
3.2 CC Charging Mode
4 Simulation Results and Analysis
5 Conclusion
References
Modeling and Analysis of Bidirectional Wireless Power Transfer System with Asymmetric Parameters
1 Introduction
2 Basic Working Principle
2.1 Topological Structure of BWPT
2.2 3-Freedom Control Method
3 Power and Efficiency Model in Frequency Domain
3.1 Bidirectional Transfer Power Analysis
3.2 Maximum Efficiency Point Analysis
3.3 Asymmetric Parameters Analysis
4 Experimental Confirmation
5 Conclusion
Appendix
References
Design and Research on Coupling Mechanism of Inductive Power Transmission
1 Introduction
2 Coil Structure
3 Coupling Mechanism Materials
4 Optimization of Coil Parameters
5 Conclusion
References
Characteristics of Wireless Power Transmission Based on a New Spiral Resonant Coil
1 Introduction
2 Spiral Three-Coil WPT System
2.1 Structural Design
2.2 Simulation Results
2.3 Experimental Results
3 Spiral Four-Coil WPT System
4 Conclusion
References
Efficiency Optimization Method for Wireless Power Transfer System Between the Rocket and the Ground Based on Energy Compensation
1 Introduction
2 System Structure and Theoretical Analysis
2.1 Efficiency Analysis
2.2 Model of the Energy Receiving Processor
2.3 Characterisation of the Proposed WPT System
3 System Control Strategy
3.1 Control Strategy of Bus Voltage
3.2 Energy Management Scheme
3.3 Control Method for Efficiency Optimization
4 Simulation Analysis
5 Conclusion
References
Design and Modeling of Helmholtz Coil Based on Winding Method Optimization
1 Introduction
2 Helmholtz Coil Structure and Winding Methods
3 Parasitic Capacitance Between Windings
3.1 Litz Wire Model and Benchmark Example
3.2 Subdivision of Inter-turn and Inter-layer Capacitance
4 Theoretical Calculation for Stray Capacitance
4.1 Theoretical Calculation of Parasitic Capacitance
4.2 Effect of Turns and Layers on Equivalent Parasitic Capacitance Under Different Types of Winding
5 Experimental Verification and Result Analysis
5.1 Coil Design and Winding Optimization
5.2 Driving Experiment
6 Conclusion
References
Applicability Analysis of Coupled-Mode Theory Model in Capacitive Power Transfer System
1 Introduction
2 System Overview and Modeling
2.1 Circuit Structure of CPT System
2.2 Modeling Based on Coupled-Mode Theory
Contents
Quadrature Six-Coils Wireless Charging with High Misalignment Tolerance and Constant Voltage Output
1 Introduction
2 The Proposed Hybrid IPT System
3 Magnetic Coupler
4 Experimental Verification
5 Conclusion
References
Inductively Coupled Power Transfer System Based Constant Voltage and Constant Current Charging for Rail Transit System
1 Introduction
2 Topology of ICPT System
3 Analysis of CV and CC Charging Mode
3.1 CV Charging Mode
3.2 CC Charging Mode
4 Simulation Results and Analysis
5 Conclusion
References
Modeling and Analysis of Bidirectional Wireless Power Transfer System with Asymmetric Parameters
1 Introduction
2 Basic Working Principle
2.1 Topological Structure of BWPT
2.2 3-Freedom Control Method
3 Power and Efficiency Model in Frequency Domain
3.1 Bidirectional Transfer Power Analysis
3.2 Maximum Efficiency Point Analysis
3.3 Asymmetric Parameters Analysis
4 Experimental Confirmation
5 Conclusion
Appendix
References
Design and Research on Coupling Mechanism of Inductive Power Transmission
1 Introduction
2 Coil Structure
3 Coupling Mechanism Materials
4 Optimization of Coil Parameters
5 Conclusion
References
Characteristics of Wireless Power Transmission Based on a New Spiral Resonant Coil
1 Introduction
2 Spiral Three-Coil WPT System
2.1 Structural Design
2.2 Simulation Results
2.3 Experimental Results
3 Spiral Four-Coil WPT System
4 Conclusion
References
Efficiency Optimization Method for Wireless Power Transfer System Between the Rocket and the Ground Based on Energy Compensation
1 Introduction
2 System Structure and Theoretical Analysis
2.1 Efficiency Analysis
2.2 Model of the Energy Receiving Processor
2.3 Characterisation of the Proposed WPT System
3 System Control Strategy
3.1 Control Strategy of Bus Voltage
3.2 Energy Management Scheme
3.3 Control Method for Efficiency Optimization
4 Simulation Analysis
5 Conclusion
References
Design and Modeling of Helmholtz Coil Based on Winding Method Optimization
1 Introduction
2 Helmholtz Coil Structure and Winding Methods
3 Parasitic Capacitance Between Windings
3.1 Litz Wire Model and Benchmark Example
3.2 Subdivision of Inter-turn and Inter-layer Capacitance
4 Theoretical Calculation for Stray Capacitance
4.1 Theoretical Calculation of Parasitic Capacitance
4.2 Effect of Turns and Layers on Equivalent Parasitic Capacitance Under Different Types of Winding
5 Experimental Verification and Result Analysis
5.1 Coil Design and Winding Optimization
5.2 Driving Experiment
6 Conclusion
References
Applicability Analysis of Coupled-Mode Theory Model in Capacitive Power Transfer System
1 Introduction
2 System Overview and Modeling
2.1 Circuit Structure of CPT System
2.2 Modeling Based on Coupled-Mode Theory