基于磁耦合谐振的多接收终端无线能量传输系统
发布时间：2019-01-06 07:06
【摘要】：自从无线能量传输的概念被提出并被各种实验证明有效可行以来,无线能量传输一直是电子行业从业者们致力研究的对象。研究者们经过多年的研究并通过各种不同的原理实现了能量的无线传递,我们不再需要又长又复杂的导线来实现能量的传递,这不仅减少了日常生活中的导体触电的危险,还为各种复杂环境下需求的能量传输提供了简便可行的方案,例如水下插拔的供电系统。近年来,无线能量传输早已悄悄进入我们的生活,例如各种使用无线充电的电动牙刷,机器人等电子产品,各大手机品牌包括三星,苹果也都先后推出了基于Qi标准的无线充电器,日本等国已经将无限能量传输系统运用于电动汽车的充电中。无线是未来发展的趋势,在不远的未来我们的生活将再也看不到繁杂的导线,有的只会是无线的方便。在无线能量传输的大家族中,基于磁耦合谐振的无线能量传输系统由于其具有很高的效率和中等的传输距离,具有很大的应用前景,一直都是国内外研究的热点。本文针对基于磁耦合谐振的无线能量传输系统进行研究和设计,力图在传输效率传输距离和实用性方面进行突破,主要研究内容和创新内容如下:一、首先对基于磁耦合谐振式的收发天线进行参数提取和等效模型的理论分析,并通过ANSYS HFSS仿真软件进行建模仿真设计出工作于6.78 MHz和13.56MHz(ISM Band)的高效率的单收发线圈,分析各参量和不同馈电方式对其影响,创新性的提出一种基于电容匹配的自适应距离匹配,并设计加工完成实验。二、为使收发线圈在实际应用中不受外界金属等物质的影响,提出一种收发线圈的屏蔽设计,并通过ANSYS HFSS仿真软件进行建模仿真设计,最终加工验证试验设计的屏蔽效果。三、通过将多个谐振单元进行有序排列设计和控制谐振线圈不同圈数上的电流大小两种方法,均匀发射线圈在空间内的磁场分布,从而实现多接收终端技术。四、设计选取加工晶振,功率放大器,桥式整流,稳压等,与设计出的收发线圈配合形成完整的充电系统,最终实现能为手机充电,能为台灯、音响、风扇等小功率家电供电的无线能量传输系统。
[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.
【学位授予单位】：电子科技大学
【学位级别】：硕士
【学位授予年份】：2017
【分类号】：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.
【学位授予单位】：电子科技大学
【学位级别】：硕士
【学位授予年份】：2017
【分类号】：TM724
【参考文献】
相关硕士学位论文 前1条
1 傅e，
本文编号：2402495
本文链接：https://www.wllwen.com/kejilunwen/dianlidianqilunwen/2402495.html
