基于磁耦合諧振的多接收終端無線能量傳輸系統(tǒng)
發(fā)布時間：2019-01-06 07:06
【摘要】：自從無線能量傳輸?shù)母拍畋惶岢霾⒈桓鞣N實驗證明有效可行以來,無線能量傳輸一直是電子行業(yè)從業(yè)者們致力研究的對象。研究者們經(jīng)過多年的研究并通過各種不同的原理實現(xiàn)了能量的無線傳遞,我們不再需要又長又復(fù)雜的導(dǎo)線來實現(xiàn)能量的傳遞,這不僅減少了日常生活中的導(dǎo)體觸電的危險,還為各種復(fù)雜環(huán)境下需求的能量傳輸提供了簡便可行的方案,例如水下插拔的供電系統(tǒng)。近年來,無線能量傳輸早已悄悄進(jìn)入我們的生活,例如各種使用無線充電的電動牙刷,機器人等電子產(chǎn)品,各大手機品牌包括三星,蘋果也都先后推出了基于Qi標(biāo)準(zhǔn)的無線充電器,日本等國已經(jīng)將無限能量傳輸系統(tǒng)運用于電動汽車的充電中。無線是未來發(fā)展的趨勢,在不遠(yuǎn)的未來我們的生活將再也看不到繁雜的導(dǎo)線,有的只會是無線的方便。在無線能量傳輸?shù)拇蠹易逯?基于磁耦合諧振的無線能量傳輸系統(tǒng)由于其具有很高的效率和中等的傳輸距離,具有很大的應(yīng)用前景,一直都是國內(nèi)外研究的熱點。本文針對基于磁耦合諧振的無線能量傳輸系統(tǒng)進(jìn)行研究和設(shè)計,力圖在傳輸效率傳輸距離和實用性方面進(jìn)行突破,主要研究內(nèi)容和創(chuàng)新內(nèi)容如下:一、首先對基于磁耦合諧振式的收發(fā)天線進(jìn)行參數(shù)提取和等效模型的理論分析,并通過ANSYS HFSS仿真軟件進(jìn)行建模仿真設(shè)計出工作于6.78 MHz和13.56MHz(ISM Band)的高效率的單收發(fā)線圈,分析各參量和不同饋電方式對其影響,創(chuàng)新性的提出一種基于電容匹配的自適應(yīng)距離匹配,并設(shè)計加工完成實驗。二、為使收發(fā)線圈在實際應(yīng)用中不受外界金屬等物質(zhì)的影響,提出一種收發(fā)線圈的屏蔽設(shè)計,并通過ANSYS HFSS仿真軟件進(jìn)行建模仿真設(shè)計,最終加工驗證試驗設(shè)計的屏蔽效果。三、通過將多個諧振單元進(jìn)行有序排列設(shè)計和控制諧振線圈不同圈數(shù)上的電流大小兩種方法,均勻發(fā)射線圈在空間內(nèi)的磁場分布,從而實現(xiàn)多接收終端技術(shù)。四、設(shè)計選取加工晶振,功率放大器,橋式整流,穩(wěn)壓等,與設(shè)計出的收發(fā)線圈配合形成完整的充電系統(tǒng),最終實現(xiàn)能為手機充電,能為臺燈、音響、風(fēng)扇等小功率家電供電的無線能量傳輸系統(tǒng)。
[Abstract]:Since the concept of wireless energy transmission was put forward and proved to be effective and feasible by various experiments, wireless energy transmission has always been the research object of electronic industry practitioners. After years of research and various principles, researchers have achieved wireless transmission of energy, and we no longer need long and complex conductors to transmit energy, which not only reduces the risk of electrical shock of conductors in daily life. It also provides a simple and feasible scheme for energy transmission in complex environments, such as underwater plugging power supply system. In recent years, wireless energy transmission has been quietly entering our lives, such as various electric toothbrushes, robots and other electronic products that use wireless charging. The major mobile phone brands include Samsung. Apple has also introduced wireless chargers based on Qi standards, and Japan and other countries have used infinite energy transmission systems to charge electric vehicles. Wireless is the trend in the future, in the near future, our life will no longer see complex wires, some will only be wireless convenience. Because of its high efficiency and medium transmission distance, the wireless energy transmission system based on magnetic coupling resonance has a great application prospect in the large family of wireless energy transmission, which has always been a hot research topic at home and abroad. In this paper, the research and design of wireless energy transmission system based on magnetic coupling resonance is carried out. The main research contents and innovative contents are as follows: first, the paper tries to make a breakthrough in transmission efficiency transmission distance and practicability. At first, the parameters extraction and equivalent model of the transceiver antenna based on the magnetic coupling resonance are analyzed, and the high-efficiency single transceiver coil which works in 6.78 MHz and 13.56MHz (ISM Band) is designed by ANSYS HFSS simulation software. After analyzing the influence of various parameters and different feeding methods, an adaptive distance matching based on capacitive matching is proposed, and the experiment is designed and processed. Secondly, in order to keep the transceiver coil from the influence of external metal in practical application, a shielding design of transceiver coil is proposed, and the shielding effect is verified by ANSYS HFSS simulation software. Thirdly, by designing several resonant units in order and controlling the current size on different loops of resonant coils, the magnetic field distribution of the transmitting coils in space is uniformly distributed, thus the multi-receiving terminal technology is realized. Fourth, the design selects the processing crystal oscillator, the power amplifier, the bridge type rectifier, the stable voltage and so on, coordinates with the designed transceiver coil to form the complete charge system, finally realizes can charge the handset, can be the table lamp, the sound, A wireless energy transmission system for small power household appliances, such as fans.
【學(xué)位授予單位】：電子科技大學(xué)
【學(xué)位級別】：碩士
【學(xué)位授予年份】：2017
【分類號】：TM724
[Abstract]:Since the concept of wireless energy transmission was put forward and proved to be effective and feasible by various experiments, wireless energy transmission has always been the research object of electronic industry practitioners. After years of research and various principles, researchers have achieved wireless transmission of energy, and we no longer need long and complex conductors to transmit energy, which not only reduces the risk of electrical shock of conductors in daily life. It also provides a simple and feasible scheme for energy transmission in complex environments, such as underwater plugging power supply system. In recent years, wireless energy transmission has been quietly entering our lives, such as various electric toothbrushes, robots and other electronic products that use wireless charging. The major mobile phone brands include Samsung. Apple has also introduced wireless chargers based on Qi standards, and Japan and other countries have used infinite energy transmission systems to charge electric vehicles. Wireless is the trend in the future, in the near future, our life will no longer see complex wires, some will only be wireless convenience. Because of its high efficiency and medium transmission distance, the wireless energy transmission system based on magnetic coupling resonance has a great application prospect in the large family of wireless energy transmission, which has always been a hot research topic at home and abroad. In this paper, the research and design of wireless energy transmission system based on magnetic coupling resonance is carried out. The main research contents and innovative contents are as follows: first, the paper tries to make a breakthrough in transmission efficiency transmission distance and practicability. At first, the parameters extraction and equivalent model of the transceiver antenna based on the magnetic coupling resonance are analyzed, and the high-efficiency single transceiver coil which works in 6.78 MHz and 13.56MHz (ISM Band) is designed by ANSYS HFSS simulation software. After analyzing the influence of various parameters and different feeding methods, an adaptive distance matching based on capacitive matching is proposed, and the experiment is designed and processed. Secondly, in order to keep the transceiver coil from the influence of external metal in practical application, a shielding design of transceiver coil is proposed, and the shielding effect is verified by ANSYS HFSS simulation software. Thirdly, by designing several resonant units in order and controlling the current size on different loops of resonant coils, the magnetic field distribution of the transmitting coils in space is uniformly distributed, thus the multi-receiving terminal technology is realized. Fourth, the design selects the processing crystal oscillator, the power amplifier, the bridge type rectifier, the stable voltage and so on, coordinates with the designed transceiver coil to form the complete charge system, finally realizes can charge the handset, can be the table lamp, the sound, A wireless energy transmission system for small power household appliances, such as fans.
【學(xué)位授予單位】：電子科技大學(xué)
【學(xué)位級別】：碩士
【學(xué)位授予年份】：2017
【分類號】：TM724
【參考文獻(xiàn)】
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