Wireless power transfer (WPT) presents numerous possibilities for recharging electronic devices in challenging environments. Charging of biomedical devices within the body is among the available opportunities. Inductively coupled WPT is a dependable and effective solution for powering these devices. Energy is transferred from the transmitter to the receiver in the inductively coupled WPT system through the use of coils and magnetic coupling. A WPT system was designed for this study, with dimensions of 4 cm by 4 cm, power output of 1 mW, and a frequency of 13.56 MHz. Series Series (SS) topology was selected for its ease of handling and simple architecture. A square coil was selected as the receiver and transmitter coil structure due to its higher coupling factor than circular coils. ANSYS® Maxwell 3D was used to design the coils and perform magnetic analysis. In the ANSYS® HFSS program, the WPT system was placed inside the male human model and the electromagnetic exposure of the WPT on humans was examined. The magnetic scattering of the WPT system was within the safe values specified by IEEE and ICNIRP standards.
Kablosuz enerji transferi (KET), zorlu ortamlarda elektronik cihazları şarj etmek için çok sayıda olanak sunar. Biyomedikal cihazların vücuttan şarj edilmesi de mevcut imkanlar arasındadır. Endüktif bağlantı ile birleştirilmiş kablosuz güç aktarımının kullanılması, bu cihazlara güç sağlamak için güvenilir ve etkili bir çözümdür. Endüktif olarak bağlanmış KET sisteminde vericiden alıcıya enerji, bobinler ve manyetik bağlantı kullanılarak aktarılır. Bu çalışma için 4 cm'ye 4 cm boyutlarında, 1 mW güç çıkışı ve 13,56 MHz frekansta bir WPT sistemi tasarlanmıştır. Seri-Seri (SS) topoloji, kullanım kolaylığı ve basit mimarisi nedeniyle seçilmiştir. Dairesel bobinlere kıyasla daha yüksek kuplaj faktörü nedeniyle alıcı ve verici bobin yapısı olarak kare bir bobin seçilmiştir. Bobinleri tasarlamak ve manyetik analizleri yapmak için ANSYS® Maxwell 3D kullanıldı. ANSYS® HFSS programında KET sistemi erkek insan modelinin içine yerleştirilmiş ve KET'in insanlar üzerindeki elektromanyetik maruziyeti incelenmiştir. KET sisteminin manyetik saçılımının IEEE ve ICNIRP standartlarında belirtilen güvenli değerler içerisinde olduğu görülmüştür.
Primary Language | English |
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Subjects | Electrical Engineering |
Journal Section | Research Articles |
Authors | |
Early Pub Date | March 28, 2024 |
Publication Date | April 22, 2024 |
Submission Date | March 22, 2023 |
Acceptance Date | January 9, 2024 |
Published in Issue | Year 2024 Volume: 29 Issue: 1 |
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