Dielectric Resonator Antenna-Based Sensing Technology for Enhanced Insulation Oil Diagnostics

dc.authoridDuman, Mehmet/0000-0002-0831-0172;
dc.contributor.authorDuman, Mehmet
dc.contributor.authorBicen, Yunus
dc.date.accessioned2025-10-11T20:48:50Z
dc.date.available2025-10-11T20:48:50Z
dc.date.issued2025
dc.departmentDüzce Üniversitesien_US
dc.description.abstractThe insulating oil in transformers plays a critical role both as a coolant supporting the paper insulation and as an element protecting the dielectric properties of the system. Serious failures may result from changes in the oil's dielectric characteristics brought on by the presence of water and other contaminants. This study assesses the insulation condition of transformer oils by designing and simulating three different dielectric resonator antennas (DRA) in the CST Design Environment. An attempt is made to find the best design by analyzing the effect of variations in dielectric constant on various resonator antenna designs. The resonant frequency range of 1.5-3GHz$1.5 {-}3\;GHz$ and the RT5880 dielectric substrate are chosen. Simulations are carried out to illustrate situations where the epsilon r${\varepsilon _r}$ value of the oil varies between 1$\hskip.001pt 1$ and 5$\hskip.001pt 5$. In general, it is found that as the dielectric constant of the oil (epsilon r${\varepsilon _r}$) increases, the resonant frequency (fr${f_r}$) and the S11${S_{11}}$ parameter decrease. Single DRA-A single SMA port is advised for low-cost and straightforward applications, but Dual DRA can be chosen for investigations needing high sensitivity and double-check. The analysis allows the best approach to be selected based on the requirements of the application by highlighting the advantages and disadvantages of different designs.en_US
dc.description.sponsorshipDzce University [2025.06.03.1572]en_US
dc.description.sponsorshipM.D. and Y.B. contributed equally to this work. The authors would like to thank Duezce University for financial support, Grant No. 2025.06.03.1572. The authors acknowledge the use of AI-based tools for enhancing the linguistic clarity of the manuscript and assisting in the refinement of figures.en_US
dc.identifier.doi10.1002/adts.202500114
dc.identifier.issn2513-0390
dc.identifier.scopus2-s2.0-105008660924en_US
dc.identifier.scopusqualityQ1en_US
dc.identifier.urihttps://doi.org/10.1002/adts.202500114
dc.identifier.urihttps://hdl.handle.net/20.500.12684/22135
dc.identifier.wosWOS:001512035500001en_US
dc.identifier.wosqualityQ2en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.language.isoenen_US
dc.publisherWiley-V C H Verlag Gmbhen_US
dc.relation.ispartofAdvanced Theoryand Simulationsen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.snmzKA_WOS_20250911
dc.subjectdielectricen_US
dc.subjectpermittivityen_US
dc.subjectquality testingen_US
dc.subjectresonator antennaen_US
dc.subjecttransformer oilen_US
dc.titleDielectric Resonator Antenna-Based Sensing Technology for Enhanced Insulation Oil Diagnosticsen_US
dc.typeArticleen_US

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