Bookwireless power transfer principles and engineering. Wireless power transfer river publishers series in. Isbn 9789533078748 free online editions of intech books and journals can be found at contents preface ix chapter 1. Wireless power transfer wpt has been made feasible in recent years due to advances in technology and better the mpt system works by converting power to microwaves through a microwave generator and then transmitting that power through free space where it is received and converted back to power. Wireless power transfer using resonant inductive coupling.
Embedded solenoid coil to improve misalignment in magnetic. Overview on wireless power transfer for electrical devices. Wireless power transferjohnson i agbinya free ebook download as pdf file. Model order reduction using comsol multiphysics software a. Electromagnetic induction based transfer is the most common method of wireless power transfer that uses two coils for transferring and receiving power. Oct 28, 2016 introduction to wireless power transfer october 28, 2016 by marie christiano wireless power transfer holds the promise of freeing us from the tyranny of power cords.
A lightweight receiver resonator was developed using copper foil. The project was done at nextfloor oy, a company based in helsinki, finland. Modulating wireless power signal to carry data bidirectionally. Analysis of wireless power transfer by coupled mode theory. Low frequency wireless power transfer using optimal. A general wireless power transfer system block diagram. Experiments and philosophy 10 wireless energy t ransfer based on electromagnetic resonance. May 01, 2014 working of wireless power transfer for electrical devices may 1, 2014 by tarun agarwal 2 comments we are living in the world of wireless transfer wherein data is transmitted wirelessly over very long distances covering some thousands of kilometers as with the case of internet, mobile phones and other communication systems. Introduction most of devices that are driven by electric power are usually fed via electric wires connected to ac power supply.
Principles and engineering explorations, encompasses theory and engineering technology, which are of interest for diverse classes of wireless power transfer. Design and implementation of z source resonant converter. New methods for capacitive wireless power transfer su choon chung nowadays, it is a trend to deploy wireless mechanism in most modern communication systems because of its numerous advantages such as flexibility movement of the communicating devices and the ease of communication system buildup in remote areas. Wireless power transfer principles and engineering explorations, open access, 2011. Wireless power transfer using resonant inductive coupling for 3d integrated ics sangwook han, and david d. Wireless power transfer principles and engineering. Wireless power transfer principl es and engineering explorations 22 the efficiency of the wireless power transfer can be deduced through the pin input power, coming into the two port network from the generator and pout output power, going out. Published under licence by iop publishing ltd journal of physics. If you continue browsing the site, you agree to the use of cookies on this website. Experiments and philosophy hector vazquezleal, agustin gallardodelangel. An innovative idea 209 need for wireless power transmission wireless transmission is employed in cases where instantaneous or continuous energy transfer is needed, but interconnecting wires are inconvenient, hazardous, or impossible. Wireless power feeding was examined with strongly coupled magnetic resonance for an object moving in 3d space. A low frequency wireless power transfer using parallel.
Experiments and philosophy, wireless power transfer principles and engineering explorations, ki young kim, intechopen, doi. Introduction the major sections of the system that implements ampere and faradays laws are transmission and receiver of the two magnetically coupled coils, named inductive connection of the wpts wireless power transfer system fig. Experimental data referring to a prototype operating in the ism band centered at 434 mhz are presented and discussed. Experiments and philosophy 3 strong electromagnetic resonance. A conventional wireless energy transfer system is demonstrated in fig.
Effect of wireless power link load resistance on the. Number of household points receives electricity at the same frequency using. He started efforts on manuscript received february 25, 2011. Near field wireless power transfer is one of the most promising. Electric power was transmitted from the ground to an electrically powered toy helicopter in the air. Power transfer principles and engineering explorations, dr.
Principles and engineering explorations among them, the photovoltaic cells are the most popular. May 07, 2014 design of wireless power transfer system via magnetic resonant coupling at. Dec 20, 20 design of wireless power transfer system via magnetic resonant coupling at. Introduction the major sections of the system that implements ampere and faradays laws are transmission and receiver of the two magnetically coupled coils, named inductive connection of the. Design and implementation of z source resonant converter for.
In more detail, in order to facilitate the integration into wearable accessories such as handbags or. Principles of power engineering analysis crc press book. Power transfer principles and engineering explorations, pp. Top wireless power transfer companies ventureradar. This book builds upon that dream and is a result of intensive research in powerline, machine to machine communications, and wireless power transfer globally. The goal of the project was to develop a wireless power transfer wpt system and implement it in innovative flooring. Introduction to wireless power transfer international journal of. Furthermore, the transmission and receiver resonator were set respectively outside and inside of the tube. Wireless transmission of electrical power overview of. Kurs 2007 was introduced the method of wireless energy transfer, which use the strong electromagnetic res onance phenomenon, achieving energy transfer ef ciently at several dozens of centimetres. Wireless power transfer principles and engineering explorations, edited by ki young kim p.
Design of wireless power transfer system via magnetic resonant coupling at. Principles of power engineering analysis presents the basic tools required to understand the components in an electric power transmission system. This book is a collection of contemporary research and developments in the area of wireless power transfer technology. A wearable wireless energy link for thinfilm batteries charging. Abstract the main objective of this project is to develop a system of wireless power transfer for medical applications. A wearable wireless energy link for thinfilm batteries. Wireless power transfer inductor wireless free 30day.
Transfer principles and engineering explorations, k. Classroomtested at rensselaer polytechnic institute, this text is the only uptodate one available that covers power system analysis at the graduate level. Ieee transactions on microwave theory and techniques 2016. Introduction wireless charging 1, 2, also known as wireless power transfer, is the technology that enables a power source to transmit electromagnetic energy to an electrical load across. Design and simulation of wireless power transfer systems. Efficient wireless power transfer resonance does not. Wireless power transfer is a generic term for a number of different technologies for transmitting energy by means of electromagnetic fields. Introduction to wireless power transfer technical articles. Commonly referred to as dynamic wireless power transfer. The annotation this equipment using a selfresonant coil in a strongly coupled state, in the article the experimenter for this experiment have demonstrated experimentally effective nonradiative power transfer with a distance up to 8 times the coil radius.
Wireless power transfer principles and engineering explorations, dr. High power wireless power transfer driven by square wave. Wireless power transmission to a buried sensor in concrete, ieee sensors journal 712. Wireless power feeding with strongly coupled magnetic. In more detail, in order to facilitate the integration into wearable accessories such as. Engineering design and innovation centre edic, ational university of. The base station was to supply wireless electrical energy to a distant receiver. Wireless transfer principles and engineering explorations wireless power energy transfer based on electromagnetic resonance. Design of wireless power transfer system via magnetic. This technology is being incorporated into all kinds of devices and systems. Oneside impedance matching the transmitter side was proposed to cope with. Design of solar powered wireless charger for smartphones hari mohan rai 1, piyush sisodiya.
Wireless power transfer often employs the principle of. Wireless energy transfer or witricity wireless electricity transfers electricity instead of data. The transmission efficiency was measured at various distances using the transmission and receiver resonator in the tube. Wireless power transmission into metallic tube using axial. Castaaeda sheissa, the phenomenon of wireless energy transfer. Idts marketleading products in rf, timing, wireless power transfer, serial switching, interfaces and sensing solutions are among the companys broad array of complete mixedsignal solutions for the communications, computing, consumer, automotive and industrial segments. The technologies, listed in the table below, differ in the distance over which they can transfer power efficiently, whether the transmitter must be aimed directed at the receiver, and in the type of electromagnetic energy they use. Hector vazquezleal, agustin gallardodelangel, roberto castanedasheissa and francisco javier gonzalezmartinez january 25th 2012. Such textile wpt systems are inherently flexible and prone to misalignments of the inductively coupled coils which affects performance. The transfer of power from source to receiver is a technology that has existed for over a century. Prasad shastry department of electrical and computer engineering november 26, 20. Near field wireless power transfer using curved relay resonators for extended transfer distance. Measurement of wireless power transfer engineering.
In this paper, a simple design method of a wireless power transfer system using. A reconfigurable resonant coil for range adaptation wireless power transfer. Kim wireless power transmission final report practical training presentation400 kv gss. Wireless power transfer wpt has been widely studied for decades by using the. Wireless power transfer wpt using a metallic tube with axial slits was attempted to demonstrate wpt using magnetic resonance coupling to the diagnostics infrastructure. Introduction most of devices that are driven by electric power are usually. Book wireless power transfer principles and engineering explorations k. Bookwireless power transfer principles and engineering explorationsk. Safe, efficient, and over distance background the idea of transmitting power through the air has been around for over a century, with nikola teslas pioneering ideas and experiments perhaps being the most wellknown early attempts to do so 1. Many people use pace makers an electronic device that works in place of a defective heart valve implanted in their. International research journal of engineering and technology irjet eissn. A wireless charger for low capacity thinfilm batteries is presented. The concept can be applied to bodyworn textiles by, for example, integrating a transmitter coil into upholstery, and a flexible receiver coil into garments. Wireless power transfer principles and engineering explorations.
The proposed device consists of a nonradiative wireless resonant energy link and a power management unit. The proposed wireless power transfer system consists of rectifier, oscillator, power amplifier, power coil, load coil and two intermediate coils as transmitter antenna and receiver antenna inserted between power coil and load coil. Near field wireless power transfer using curved relay. It consists of chapters that focus on interesting topics of. Nikola tesla has been the pioneer in the field of wireless. Wireless power transfer principl es and engineering explorations 22 the efficiency of the wireless power transfer can be deduced through the pin input power, coming into the two port network from the generator and pout output power, going out from the two port network to the load. As it is a known fact that when one coil is energized by an alternating current, it produces a magnetic field that prompts to induce voltage in the other nearby coil as in case with a transformer. Experiments and philosophy, in wireless power transfer principles and engineering explorations, intech, chap. The annotation this equipment using a selfresonant coil in a strongly coupled state, in the article the experimenter for this experiment have demonstrated experimentally effective nonradiative power transfer with a. Recent advances in electrical and computer engineering. Wireless power transfer wpt is an attractive approach for recharging wearable technologies and therefore textile implementations are of interest. Wireless power transfer principles and engineering explorations, pp.