Wireless power transfer can make an extraordinary change in the field of the electrical engineering which eliminates the use of conventional copper cables andcurrent carrying wires. The technology for wireless power transmission or wireless power transfer wpt is in the forefront of electronic development. The project was done at nextfloor oy, a company based in helsinki, finland. In our project we have changed the transmitter coil design as conical shape than traditional planner one. Technology requirements for high power applications of wireless power transfer. When you sit for tea and place your mobile on the table, it simply charges your mobile. Final year students in engineering from different branches are suppose to undergo project to practically analyze their technical ideas. The wireless power transfer unit is implemented by a pair of resonant loop antennacoil, voltage divider, oscillator and power amplifier. Project on wireless power transfer free final year projects. System would reduce the cost of electrical energy used by the. Review and evaluation of wireless power transfer wpt for.
Wireless power transfer can make a remarkable change in the field of the electrical engineering which eliminates the use conventional copper cables and current carrying wires. 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. This circuit may be used as wireless power transfer circuit, wireless mobile charger circuit, wireless battery charger circuit, etc. Download as doc, pdf, txt or read online from scribd. Developed for highway maintenance and construction for the. L1 design and construction of wireless charging system. Design and construction of wireless charging system using inductive coupling r do lam mung, kyaw soe lwin, hla myo tun. Based on a concept, the project is developed to transfer power within a small range. The main objective of this project is to develop a device for wireless power transfer.
Doc project final report wireless power transfer autosaved 1. The concept of wireless power transfer is a revolution in itself. This project on wireless power transfer aim to develop a tool for wireless power transfers. In this final year project, wireless power transmission wpt system is. This article explains a simple wireless battery charger circuit that charges you r mobile when placed near the transmitter. Index termswireless power transfer, resonant inductive. The project embodies result of the work and studies. The receiver is simple, but this system has longer transfer distance than electromagnetic induction. This system utilizes magnetic coupling and resonance. Wireless power transfer project is present a flexible opportunity for students to define their ideas with the assistance of our team.
The concept of wireless power transfer was realized by nikolas tesla. Wireless charging of consumer devices, such as phones and tablets, has become common while other applications electric vehicles, medical implants have active development underway. Wireless power transmission final report rectifier. The goal of the project was to develop a wireless power transfer wpt system and implement it in innovative flooring. Market synopsis of global wireless power transmission market. The word power is itself self explanatory in every form and is very important for living and working. The goals were met and the 40 watt wireless power transfer system showed encouraging results. The results of the project were amazing and we received many emails about the power and distance of the electricity transmission. Wireless power transfer principles and engineering. Multisim test for wireless power transfer circuit fig. At the moment, wireless power transmission is in the forefront of electronics research. Principles and engineering explorations, encompasses theory and engineering technology, which are of interest for diverse classes of wireless power transfer.
So, let us once look at some of wireless communication based. I hereby declare that this project report is based on my original work except for. The component was selected because it can handle the power necessary for the cell phone, outputs 5 v, and meets the power requirements for the cell phone. The future aguboshim, emmanuel chukwujioke postgraduate student, nnamdi azikiwe university, awka, anambra state, nigeria. Wireless communication is defined as the transfer of information over a distance without using any enhanced electrical conductors or wires. Our wireless power transfer designs allow charging for completely sealed enclosures in applications that are exposed to d. Block diagram of wireless power transfer system in this project, supply voltage 12 dc drives oscillator circuit as. This paper proposes a wireless power transfer system that consists of a transmitter with a resonator and a receiver without a resonator. Project goals address power electronic device restrictions typically, device voltage and. Wireless power transmission final report rectifier inductor scribd.
Review and evaluation of wireless power transfer wpt for electric transit applications august 2014. The basic working principle of wireless power transfer is, two objects having similar resonant. A series inductor and a capacitor to ground will filter the signal output by the buck converter making it a cleaner signal. A network comprised of interconnected sensor nodes exchanging sensed data by wired or wireless communication. In this tutorial, you will learn all the parts you need and how to put them together to make a small tesla coil. Wireless power transfer the transmission of electrical energy from a power source. The distance may be short or long depends on the requirements and availabilities. There are many projects related to wireless communication. Wireless electricity or witricity is nothing but the transfer of electrical energy or power over a distance without the utilization of wires. The concept of wireless power transfer was introduced by nikolas tesla.
The main function of wireless power transfer is to allow electrical devices to be continuously charged and lose the. Project final report wireless power transfer autosaved 1. Wpt for electric transit applications october 22, 2014 2014 aeris workshop. List of wireless communication projects ideas for students. How wireless power transfer works homemade circuit projects. In this post we discuss regarding how wireless power transfer works or the transfer of electricity through air without using wires. This project kit from edgefx is to develop a device for wireless power transfer and it can be used for charging batteries which are physically not possible. Design and simulation of wireless power transfer systems.
Pdf wireless power project proposal niraj thapaliya. Wireless power transmission will create a major impact within the field of the engineering science and will eliminates the employment of typical copper cables and current carrying wires. Wpt is useful to power electrical devices where are inconvenient, or not possible, as is the case of body embedded sensors, actuators. The current electricity generation system we have a tendency to waste over half its resources. Sumit thakur ece seminars wireless electricity ppt presentation pdf report. Due to the extinguishing energy resources, there is a serious search of alternative energy resources which are endless and ecofriendly. Wireless power transfer system wpts which produces constant output voltage and current dc. Wireless power transfer circuit working, advantages and. Evaluations for high power applications of wireless power transfer omer c. In a wireless power transmission system, a transmitter device, driven by electric power from a power source, generates a timevarying electromagnetic field, which transmits power across space. Modulating wireless power signal to carry data bidirectionally. Wireless power transfer wpt is the transmission of electrical power without wires and is based on technologies using timevarying electric, magnetic, or electromagnetic fields. This technology was developed to enable efficient wireless power transfer.
Number of household points receives electricity at the same frequency using. Wireless power transfer an overview sciencedirect topics. Wireless power transfer via strongly coupled magnetic resonances 1. Wireless power transfer circuit and its working elprocus. Wireless charging unit for safety perimeter system intellicone. You might have already come across this technology and might have gone through many related theories on the internet although the internet may be full of such articles explaining the concept with examples and videos, the reader mostly fails to understand the. We hereby declare that the thesis titled wireless power transfer, a thesis submitted to the. Wireless energy transfer by resonant inductive coupling. Based on this concept, the project is developed to transfer power within a small range.
A tesla coil is a device that creates a high voltage electric field in the air around it when a small input power is provided and allows for wireless. Scribd is the worlds largest social reading and publishing site. Final project report application programming interface. The wireless power project uses a curved coil and capacitive plates. Results of our research on the feasibility of using resonant objects, strongly coupled through the tails of their nonradiative modes, for midrange i. It have no any physical connection between the coil but the power is transfer from one medium to other medium. Wireless power transfer massachusetts institute of. Its resonant frequency is a product of the inductance of the coil and the capacitance of the plates. You can also subscribe to final year projects by email for more such projects and seminar.
What are the advantages and disadvantage of wireless power. This project is made using electronic circuitry that converts ac 230v 50hz to ac 12v. Review and evaluation of wireless power transfer wpt for electric transit applications report published aug 2014 volpe, the national. Applications involving microwaves, solar cells, lasers, and resonance of electromagnetic waves have had the most recent success with wpt. Advanced wireless power transfer system nevon projects. The project was researched by former cornell students lucas jorgensen and adam. The objective of this paper is to give an idea of wireless power transfer which is in developing stage and it can be a future existence. For making of simple wireless transmission of electricity. Department of transportation volpe national transportation systems center. Wireless power transmission systemself made project.
An electrical distribution system, based on this method would eliminate the need for an inefficient, costly, and capital intensive grid of cables, towers, and substations. After the actodc converter transfers the ac power supply to dc voltage. It is reliable, efficient, fast, low maintenance cost, and it can be used for short range or long range. In this project, we have succeeded to light an led wirelessly by a load. Wireless power can be defined as the transmission of electrical energy from a power source to an electrical load without connecting wires. Wireless power transmission final report free download as word doc. Mentor abstract this project describes an implementation of a wireless charger for usb consumer devices. The upconverted ac current is then fed to the wireless power transfer unit. It consists of chapters that focus on interesting topics of. Wireless power transfer is transferring of power wirelessly, using mutual induction of 2 coils in hf. The purpose of this project is designing and implementation of a system to enhance the performance of wireless power transfer system and to reduce the use of wires by using a tesla coil as a transmitter to produce high frequency, high voltage with low alternating current in order to produce high density flux to transfer electric power. Technology requirements for high power applications of. Thus, this is all about wireless power transmission, wireless power transfer circuit working and its applications which include simple electronic devices like mobile phones, mobile chargers, etc wireless power transfer not only reduces the risk of shock and stops to plug frequently into the sockets. This book is a collection of contemporary research and developments in the area of wireless power transfer technology.
Electricity, traveling along an electromagnetic wave, can tunnel from one coil to the other as long as they both have the same resonant frequency. This power is made to be transferred within a small range only for. Pdf the goal of the project was to develop a wireless power transfer. The project is a device to transfer power wirelessly instead of using conventional copper cables and current carrying wires. Efficient wireless transfer system which can transfer both data and power. Getting rid of cables for the ease of operators of medical devices. The analog devices line of wireless power transfer products include receiverchargers and transmitters, which help eliminate many of the issues that designers face when powering their applications through exposed ohmic contacts. Wireless power transmission market research report.
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