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Kleber de Almeida Gonçalves, Daniela Silva Santurio, Delfim Soares, Pedro Alves Costa and Luís Godinho
The use of boundary elements in the analysis of exterior acoustic problems poses challenges at specific frequencies, since fictitious eigenfrequencies may arise at the internal resonances of cavities, leading to inaccurate results or even unstable behavi...
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Ji Liang, Hongguang Jia, Mao-Sheng Chen, Ling-Bo Kong, Huiying Hu and Lihong Guo
In this study, a dynamic model of a solar array drive system that includes a pair of flexible solar arrays with a central rigid shaft and a permanent-magnet synchronous motor (PMSM) was developed, and a disturbance compensation sliding mode control (DCSM...
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Biagio Saya and Carla Faraci
In the hydraulic construction field, approximated formulations have been widely used for calculating tank volumes. Identifying the proper water reservoir volumes is of crucial importance in order to not only satisfy water demand but also to avoid unneces...
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Giampiero Lovat, Paolo Burghignoli, Rodolfo Araneo and Salvatore Celozzi
The electromagnetic interaction between a circular disk with finite conductivity and finite thickness and a coaxial circular loop of constant current is addressed here. The finite conductivity and thickness of the material disk lead to the adoption of su...
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Yuri Kuzmin and Stanislav Proshkin
Based on a rigorous solution to the problem, analytical expressions are obtained for calculating the diffraction of the electromagnetic field of a grounded cable on an elongated dielectric spheroid in a conductive layer. The field of a grounded AC cable ...
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