變化工作條件下6.78MHz無線電能傳輸電路設(shè)計(jì)
發(fā)布時(shí)間:2024-03-10 01:31
無線電力傳輸是一種先進(jìn)的電力傳輸方式,電能以無線方式進(jìn)行傳播,為各種電子電氣設(shè)備進(jìn)行充電。無線電力傳輸避免了電力傳輸線的使用,為用戶提供了一個(gè)便利的用戶體驗(yàn)。該項(xiàng)技術(shù)已經(jīng)獲得了學(xué)術(shù)界和工業(yè)界的廣泛關(guān)注。隨著應(yīng)用需求的增長(zhǎng),人們對(duì)無線電力傳輸性能的要求也在日益增加。這些要求包括穩(wěn)定的傳輸功率,更高的傳輸效率和距離,更低的電磁泄露,更小的電路體積,以及對(duì)動(dòng)態(tài)工作環(huán)境的魯棒性等等。為了滿足這些需求,本論文分析并優(yōu)化了基于磁耦合技術(shù)的6.78MHz無線電力傳輸系統(tǒng)。與傳統(tǒng)的工作在幾十到幾百kHz的無線電力傳輸系統(tǒng)相比,該系統(tǒng)具有更遠(yuǎn)的傳輸距離和更小的電路尺寸。此外,該系統(tǒng)采用了基于軟開關(guān)技術(shù)E類功率放大器和整流器,因此該系統(tǒng)在最優(yōu)工作條件下可以獲得很高的傳輸效率。然而,這種系統(tǒng)具有對(duì)工作條件變化敏感的特點(diǎn),例如線圈之間耦合的變化,直流負(fù)載的變化,以及充電負(fù)載數(shù)目的變化等。目前,很少有工作會(huì)把這些變化都考慮進(jìn)系統(tǒng)設(shè)計(jì)中,因此使得設(shè)計(jì)出的系統(tǒng)不適用于真實(shí)的應(yīng)用場(chǎng)景。本論文對(duì)變化工作條件下6.78MHz無線電力傳輸系統(tǒng)做了系統(tǒng)詳細(xì)的分析,并提出了應(yīng)對(duì)這些變化的方法和策略。本論文的目標(biāo)是通過電路的設(shè)計(jì)...
【文章頁(yè)數(shù)】:165 頁(yè)
【學(xué)位級(jí)別】:博士
【文章目錄】:
Abstract
摘要
LIST OF NOMENCLATURE
1 INTRODUCTION
1.1 Background
1.2 Key Components
1.3 Motivations and Scopes
1.4 Thesis Organization
2 High-Efficiency CM and VM Class E PAs
2.1 Overview
2.2 Characteristics of Classical Class E PA
2.3 Design Methodology for CM and VM Class E PAs
2.4 Experiments and Validation
2.5 Summary
3 Tunable Class E2DC-DC Converter
3.1 Overview
3.2 Characteristics of Conventional Class E2DC-DC Converter
3.3 Design Methodology for Tunable Class E2DC-DC Converter
3.4 Experiments and Validation
3.5 Summary
4 Concurrent Charging to Multiple Devices
4.1 Overview
4.2 Design Methodology for Single-to-Multi System
4.3 Design Methodology for Multi-to-Multi System
4.4 Experiments and Validation
4.5 Summary
5 Conclusions
5.1 Summary
5.2 Contributions
5.3 Future Work
ACKNOWLEDGEMENT
APPENDIX
Bibliography
本文編號(hào):3924043
【文章頁(yè)數(shù)】:165 頁(yè)
【學(xué)位級(jí)別】:博士
【文章目錄】:
Abstract
摘要
LIST OF NOMENCLATURE
1 INTRODUCTION
1.1 Background
1.2 Key Components
1.3 Motivations and Scopes
1.4 Thesis Organization
2 High-Efficiency CM and VM Class E PAs
2.1 Overview
2.2 Characteristics of Classical Class E PA
2.3 Design Methodology for CM and VM Class E PAs
2.4 Experiments and Validation
2.5 Summary
3 Tunable Class E2DC-DC Converter
3.1 Overview
3.2 Characteristics of Conventional Class E2DC-DC Converter
3.3 Design Methodology for Tunable Class E2DC-DC Converter
3.4 Experiments and Validation
3.5 Summary
4 Concurrent Charging to Multiple Devices
4.1 Overview
4.2 Design Methodology for Single-to-Multi System
4.3 Design Methodology for Multi-to-Multi System
4.4 Experiments and Validation
4.5 Summary
5 Conclusions
5.1 Summary
5.2 Contributions
5.3 Future Work
ACKNOWLEDGEMENT
APPENDIX
Bibliography
本文編號(hào):3924043
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