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Pyroelectric energy conversion using Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ ceramics and its cement-based composites

Kumar, Anuruddh ; Kumar, Sidhant ; Patel, Satyanarayan ; Sharma, Moolchand ; Azad, Puneet ; Vaish, Rahul ; Kumar, Rajeev ; Srikanth, KS (2019)
Pyroelectric energy conversion using Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ ceramics and its cement-based composites.
In: Journal of Intelligent Material Systems and Structures, 30 (6)
doi: 10.1177/1045389X19828491
Artikel, Bibliographie

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Kurzbeschreibung (Abstract)

In this article, we focus on cement-binded Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ ceramics for pyroelectric applications. It was prepared with the Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ -to-cement ratios of 85%:15% and 80%:20% by weight. In order to improve the effectiveness of thermal-to-electric energy conversion, the synchronized switch harvesting on inductor technique is experimentally tested on cement composites. Our experimental findings reveal that this concept based on synchronized switch harvesting on inductor can significantly increase the amount of power extracted from pyroelectric materials. Furthermore, the optimized power across 15% and 20% cement composites were found to be 7.2 and 6 nW, respectively, in series synchronized switch harvesting on inductor and 8.5 and 7 nW, respectively, in parallel synchronized switch harvesting on inductor. These values are significantly higher when compared with non-switched circuit for pyroelectric applications. Although, from the obtained results for the prepared composites, the power output is less when compared with pure Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃, they have some advantages: these composites can be made without any sintering process and are compatible for structural applications.

Typ des Eintrags: Artikel
Erschienen: 2019
Autor(en): Kumar, Anuruddh ; Kumar, Sidhant ; Patel, Satyanarayan ; Sharma, Moolchand ; Azad, Puneet ; Vaish, Rahul ; Kumar, Rajeev ; Srikanth, KS
Art des Eintrags: Bibliographie
Titel: Pyroelectric energy conversion using Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ ceramics and its cement-based composites
Sprache: Englisch
Publikationsjahr: 2019
Ort: Thousand Oaks, California, USA
Verlag: SAGE Publications
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Journal of Intelligent Material Systems and Structures
Jahrgang/Volume einer Zeitschrift: 30
(Heft-)Nummer: 6
DOI: 10.1177/1045389X19828491
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Kurzbeschreibung (Abstract):

In this article, we focus on cement-binded Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ ceramics for pyroelectric applications. It was prepared with the Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃ -to-cement ratios of 85%:15% and 80%:20% by weight. In order to improve the effectiveness of thermal-to-electric energy conversion, the synchronized switch harvesting on inductor technique is experimentally tested on cement composites. Our experimental findings reveal that this concept based on synchronized switch harvesting on inductor can significantly increase the amount of power extracted from pyroelectric materials. Furthermore, the optimized power across 15% and 20% cement composites were found to be 7.2 and 6 nW, respectively, in series synchronized switch harvesting on inductor and 8.5 and 7 nW, respectively, in parallel synchronized switch harvesting on inductor. These values are significantly higher when compared with non-switched circuit for pyroelectric applications. Although, from the obtained results for the prepared composites, the power output is less when compared with pure Ba₀.₈₅Sr₀.₁₅Zr₀.₁Ti₀.₉O₃, they have some advantages: these composites can be made without any sintering process and are compatible for structural applications.

Freie Schlagworte: Pyroelectric, cement composites, dielectric, ferroelectric
Sachgruppe der Dewey Dezimalklassifikatin (DDC): 600 Technik, Medizin, angewandte Wissenschaften > 620 Ingenieurwissenschaften und Maschinenbau
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Nichtmetallisch-Anorganische Werkstoffe
Hinterlegungsdatum: 22 Mai 2024 06:24
Letzte Änderung: 22 Mai 2024 06:24
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