Artículo
Computationally Efficient Synchrophasor Estimation: Delayed In-Quadrature Interpolated DFT
Autor/es | García-Veloso, César
Paolone, Mario Maza Ortega, José María |
Departamento | Universidad de Sevilla. Departamento de Ingeniería Eléctrica |
Fecha de publicación | 2023-12 |
Fecha de depósito | 2024-01-08 |
Publicado en |
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Resumen | This article proposes a synchrophasor estimation (SE) algorithm that leverages the use of a delayed in-quadrature complex signal to mitigate the self-interference of the fundamental tone. The estimator, which uses a ... This article proposes a synchrophasor estimation (SE) algorithm that leverages the use of a delayed in-quadrature complex signal to mitigate the self-interference of the fundamental tone. The estimator, which uses a three-point IpDFT combined with a three-cycle Hanning window, incorporates a new detection mechanism to iteratively estimate and remove the effects caused by interfering tones within the out-of-band interference (OOBI) range. The main feature of the method is its ability to detect interfering tones with an amplitude lower than that adopted by the IEC/IEEE Std. 60255-118, this detection being notably challenging. Furthermore, it simultaneously satisfies all the accuracy requirements for the P and M phasor measurement unit (PMU) performance classes while offering a reduction in the total computational cost compared with other state-of-the-art techniques. |
Asociado a la publicación | J. Luque, E. Personal, A. Garcia-Delgado and C. Leon, "Monthly Electricity Demand Patterns and Their Relationship With the Economic Sector and Geographic Location," in IEEE Access, vol. 9, pp. 86254-86267, 2021, doi: 10.1109/ACCESS.2021.3089443. |
Cita | García-Veloso, C., Paolone, M. y Maza Ortega, J.M. (2023). Computationally Efficient Synchrophasor Estimation: Delayed In-Quadrature Interpolated DFT. IEEE Transactions on Instrumentation and Measurement, 73 (9000516). https://doi.org/10.1109/TIM.2023.3338668. |
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