微波工程期末報告 論文 研討 : Wireless Power Transfer via Magnetic Resonance Coupling from the Standpoint of an Equivalent Circuit 報告人 : 碩研電子二甲 M 黃新傑 Southern Taiwan University Department of Electronic Engineering

摘要  Electromagnetic resonance coupling  Equivalent circuit  Repeater antenna 1 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation

介紹 傳送天線與接收天線是使用電磁諧振耦合 設計 使用此等效電路運用在訊號放大天線 2 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation

磁場共振耦合電路 3 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a) An element model (b) Two element models, g = 150mm

磁場共振耦合天線 4 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (c) Antenna parameters Radius 150mm turns5 pitch5mm

磁場分析在功率傳輸與輸入阻抗 (1) 5 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a)An element, (b) An element and input impedance

磁場分析在功率傳輸與輸入阻抗 (2) 6 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (c)Two elements,, (d) Two elements and input impedance

磁場共振頻率 7 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a)Magnetic wall at (b) Electric wall at

磁場共振耦合等效電路 8 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a)An antenna (b) Two antennas

實做天線圖 9 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a)Front side (b) Feeding side

比較與分析,, 10 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a)Electromagnetic analysis (b)Equivalent circuit (c)Experimental result (5 turns,p = 5 mm, r =150mm,g = 150mm)

等效電路三個型式 11 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a) Magetic resonant coupling circuit (b) Compensating condenser circuit (c) No resonant circuit

無線電力傳輸在磁場共振耦合等效電路 12 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a) K = (g = 150mm) (b) K = 0.29(g = 50mm) (c)K = 0.59 (g = 10mm)(d) k=0.81 (g = 2mm)

無線電力傳輸在單一共振電路補償電容 13 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a) K = (g = 150mm) (b) K = 0.29(g = 50mm) (c)K = 0.59 (g = 10mm)(d) k=0.81 (g = 2mm)

無線電力傳輸無補償電容與無共振電路 14 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a) K = (g = 150mm) (b) K = 0.29(g = 50mm) (c)K = 0.59 (g = 10mm)(d) k=0.81 (g = 2mm)

訊號放大天線與等效電路 15 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a)Model of repeater antennas (b) Equivalent circuit of repeater antennas

傳送與接收天線無訊號放大器 16 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation (a) Sa = 10mm (b) Sa = 320mm (c) Result at Sa = 10mm (d) Result at Sa = 320mm

訊號放大天線等效電路 17 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation

結論 論文提出一個讓磁場共振耦合天線表 現更好得等效電路，使用在無線電力 傳輸經由磁場共振耦合上。 18 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation

參考文獻 [1] Takehiro Imura, Hiroyuki Okabe, Toshiyuki Uchida, Yoichi Hori, “Wireless Power Transferduring Displacement Using Electromagnetic Coupling in Resonance: Magnetic- versus Electric-Type Antennas,” The Transactions of the Institute of Electrical Engineers of Japan, Vol. 130, No.1, pp. 76–83 (2010). [2] André Kurs, Aristeidis Karalis, Robert Moffatt, J. D. Joannopoulos, Peter Fisher, Marin Soljačić,“Wireless Power Transfer via Strongly Coupled Magnetic Resonances,” Science Express, Vol.317. No. 5834, pp. 83–86 (2007). 19 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation

心得 此篇論文雖然不是在個人研究所的研 究領域範圍，不過在對於無線電力傳 輸有些許的收穫。 20 Wireless Power Transfer via Magnetic ResonanceCoupling from the Standpoint of an Equivalent Circuit ， 2011 International Symposium on Antennas and Propagation