The block diagram of the wireless power transfer mainly builds with hf transformer, capacitors, diode, rectifier, inductor coil filled with air and lamp. The mit team demonstrated the highly resonant technique using a magnetic field to transfer energy over a midrange distance of 2 meters, and an industry was born. The concept of wireless power transfer was introduced by nikolas tesla. Wireless transmission is useful to power electrical devices where interconnecting wires are inconvenient, hazardous, or are not possible. Doc project final report wireless power transfer autosaved 1.
In this project it has been shown that it is possible. Wireless power transmission project inductive power. The project is a device to transfer power wirelessly instead of using conventional copper cables and current carrying wires. Seminar report in ms word, pdf and power point presentation for applied electronics, computer science, biotechnology, electronics and telecommunication, instrumentation, electrical, civil, chemical, mechanical, information technology and. Wireless power transmission can be a valuable new tool and opportunity to anyone involved in product development and technical innovation in any way, shape or form.
Witricity licensee, lumen freedom, is first tier 1 auto supplier to receive ul certification for ev wireless charging system. Wireless energy transfer or wireless power transmission is the process that takes place in any system where. Only a part of wpt system is discussed below, which includes radiating and receiving antennas and the environment between them. The output is fed to a tuned coil shaping as main of an air core transformer. Wireless power transmission systemself made project electrical technology 2019. The results of the project were amazing and we received many emails about the power and distance of the electricity transmission. Wireless power transmission circuit and its working. Commonly referred to as dynamic wireless power transfer. 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. Wireless electricity or witricity seminar report,pdf,ppt. The current electricity generation system we have a tendency to waste over half its resources. The main intention of this project is to design a wpt system in 3d space transfer power within a small range and the block diagram of this project is shown below.
For making of simple wireless transmission of electricity. The design and optimization of a wireless power transfer. Effectiveness of wireless power transmission wpt depends on many parameters. Sumit thakur ece seminars wireless electricity ppt presentation pdf report. In order for the energy to be transferred safely coupled resonators are used. In this project, the coils are made using copper wire of 29awg. A study on wireless power transfer using tesla coil. This project describes an implementation of a wireless charger for usb consumer devices. Especially the transmission and distribution losses are the main concern of. Wireless power transfer is a generic term for a number of different technologies for transmitting energy by means of electromagnetic fields. It can be made by using simple components and easy circuit that are as follows. Wireless electricity is a relatively new area of technology but one that is rapidly being developed. Wireless power transmission ppt linkedin slideshare.
Another japanese proposed wireless powered sensor network is called wireless grid or microwave illumination whose concept is shown in fig. Simple wireless power transmission circuit to glow an led. You may already be using the technology without being aware of it, for example, a cordless electric toothbrush which recharges in a cradle or the new charger pads that you can use to charge your cell phone. Wireless power transfer circuit working, advantages and. This system utilizes magnetic coupling and resonance. Wireless electricity or witricity is nothing but the transfer of electrical energy or power over a distance without the utilization of wires. Especially the transmission and distribution losses are the main concern of the present power technology. Wireless power transfer project linkedin slideshare. Wireless power transfer via strongly coupled magnetic resonances 1.
The founder of ac electricity, nikola tesla, was first to conduct experiments dealing with wpt. I give capacitors by using codes and values bd9 transistor 1. Wireless electricity or witricity is the transfer of electric energy or power over a distance without the use of wires. This paper proposes a wireless power transfer system that consists of a transmitter with a resonator and a receiver without a resonator. The primary and secondary circuits of a transformer are electrically isolated from each other. Getting rid of cables for the ease of operators of medical devices.
The block diagram of the wireless power transfer mainly builds with hf transformer, capacitors, diode, rectifier, inductor coil. Abstract the technology for wireless power transfer wpt is a varied and a complex. Wpt is different, though, in that the primary goal is transferring the energy itself, rather than information encoded in the energy. Wireless power transfer is a hot new topic in the electronics industry. Oct 28, 2016 maxwells equations still rule wherever electricity and magnetism are involved, and transmitters send energy to receivers just as in other forms of wireless communication. Wireless power transfer wpt receivers are devices that can wirelessly transmit power to illuminate a light bulb or charge a battery. Introduction to wireless power transfer technical articles. Due to the extinguishing energy resources, there is a serious search of alternative energy resources which are endless and ecofriend.
Companies like energous and ossia are developing true wireless charging that works over the air so you can power up at a distance. Wireless power transfer circuit wireless mobile charger. Feb 21, 2020 get more information about wireless power transmission seminar report by visiting this link. Modulating wireless power signal to carry data bidirectionally. Wireless power transmission using magnetic resonance. Download 9 wireless power transfer cases pdf wireless power transfer applied. Nov 17, 20 tesla has proposed methods of transmission of electricity using electromagnetic induction. Sep 27, 2017 wireless electricity ppt presentation pdf report. Coil is the crucial part in wireless energy transfer and should be built carefully. The electricity consumption is one example that indicates we can drive the zigbee sensor strictly with microwave power. Wireless power transfer is exactly what the name states, to transfer electrical power from a source to a device without the aid of wires.
How to make wireless electricity transmission project with. Pdf wireless power project proposal niraj thapaliya. Sep, 2016 wireless power transmission final year engineering project. Wireless electricity is quite literally the transmission of electrical energy without wires. Wireless power transmitter or inductive power transfer works by creating an alternating magnetic field flux in a transmitter coil and. Oct 17, 2015 wireless battery charger circuit advantages. Jul 30, 2015 the main objective of this project is to develop a device for wireless power transfer.
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. Wireless power transfer massachusetts institute of. The project was done at nextfloor oy, a company based in helsinki, finland. The goal of the project was to develop a wireless power transfer wpt system and implement it in innovative flooring. This project is built upon using a circuit which converts ac 230v 50hz to ac 12v, high frequency hf. Wireless electricity power transmission using solar.
The technology used for wireless power transmission is known as wireless electricity or witricity. This power is made to be transferred within a small range only for. Download the seminar report for wireless electricity or. Wireless power transfer philips innovation services.
Wireless energy transfer or wireless power is the transmission of electrical energy from a power source to an electric load without interconnecting man made conductors. Project on wireless power transfer free final year projects. 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. The main concept of this project is to design a device for the concept of wireless power transfer to eliminate the use conventional copper cables and also current carrying wires. 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. Wireless power transmission systemself made project. Results of our research on the feasibility of using resonant objects, strongly coupled through the tails of their nonradiative modes, for midrange i.
Project objective overall objective to identify major opportunities, impacts and barriers to the adoption of wireless power transfer wpt for vehicles inmotion. Simple wireless electricity transmission project is an example of electromagnetic induction. 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. The concept of wireless power transmission has been around since the mid17th century. 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. In our present electricity generation system we waste more than half of its resources. The project was researched by former cornell students lucas jorgensen and adam culberson in the year 2008 2. In some instances, this technology is also referred to as magnetic resonance, and it is often contrasted to. As is common in multiload wireless power transfer wpt systems. Wireless power transfer technology can potentially reduce or eliminate the need for wires and batteries.
This power is made to be transferred within a small range only for example charging rechargeable batteries etc. The transfer of power from source to receiver is a technology that has existed for over a century. The purpose of this project is designing and implementation of a system to enhance the. Pdf wireless power project proposal niraj thapaliya academia. Pdf the goal of the project was to develop a wireless power transfer wpt system and implement it in innovative flooring. The word power is itself self explanatory in every form and is very important for living and working. People often compare the wireless transmission of electrical energy as being similar to the wireless transmission of information, for example, radio, cell phones, or wifi internet. There are three methods or approaches which can be developed. Number of household points receives electricity at the same frequency using. In the whole world electricity transfer from power station to everywhere is through wire. Wireless chargers can be used to charge mobiles, camera batteries, bluetooth headsets etc. Download the seminar report for wireless electricity or witricity. The simple wireless electricity project consist of two parts that is receiver and transmitter making of receiver make a coil of 15 turns and connect led to its ends. Stanford scientists are making wireless electricity.
Stanford researchers have discovered a method for wireless transmission of electricity, making nikola teslas vision of a wireless power grid a possibility. This project on wireless power transfer aim to develop a tool for wireless power transfers. This paper is about a wireless charging system for ev and solar vehicles. Witricity delivers wireless power at a distance to any device enabling new experiences with products that transform the way we live, work and move. 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 electricity power transmission basically is the transmission of electricity with the help of microwaves and there is no need to use cables, towers and grid stations 4, 5.
To give you a taste whats possible in wireless power transfer applications, wed like to share some examples of this technology in combination with others, such. Jan 12, 2019 it have no any physical connection between the coil but the power is transfer from one medium to other medium. A final year project report submitted to the university of nairobi senate in partial. During the course of this research, we investigated the need and usefulness of wireless power transmission and the feasibility of using magnetic inductive. An added benefit is the capability to step the primary voltage either up or down. Coupled resonators are two objects of the same resonant frequency that exchange energy efficiently without much leakage. This wireless electricity transfer system is very simple and powerful. Wireless power transmission project inductive power transfer. Introduction wireless electricity or witricity is the transfer of electric energy or power over a distance without the use of wires. Mar 22, 2018 the main concept of this project is to design a device for the concept of wireless power transfer to eliminate the use conventional copper cables and also current carrying wires. The transfer of energy takes place by electromagnetic coupling through a process known as mutual induction. The concept of wireless power transfer was realized by nikolas tesla. Wireless power transfer wpt, wireless power transmission, wireless energy transmission wet, or electromagnetic power transfer is the transmission of electrical energy without wires as a physical link. The major difference is that with radio or microwave transmissions, the technology focuses on recovering just the.
1486 701 779 793 538 616 855 307 898 31 537 778 785 1194 785 1377 87 356 710 1001 1072 610 471 21 1227 629 955 348 724 474 240 346 662 1473 422 762 615 804 1415 1292 329 1142 1098 407 9 147