Artículo
Active Harmonic Filtering with Selective Overcurrent Limitation for Grid-Forming VSCs: Stability Analysis and Experimental Validation
Autor/es | Matas Díaz, Francisco Jesús
Barragán-Villarejo, Manuel Maza Ortega, José María Kryonidis, Georgios C. Malamaki, Kyriaki-Nefeli Demoulias, Charis S. |
Departamento | Universidad de Sevilla. Departamento de Ingeniería Eléctrica |
Fecha de publicación | 2024-02 |
Fecha de depósito | 2024-03-18 |
Publicado en |
|
Resumen | The high penetration of renewable energy sources (RES) interfaced with power electronics together with new nonlinear loads pose new challenges in the grid operation. In fact, power systems with reduced inertia and high ... The high penetration of renewable energy sources (RES) interfaced with power electronics together with new nonlinear loads pose new challenges in the grid operation. In fact, power systems with reduced inertia and high harmonic distortion will be common in a near future. Recently, the grid-forming operation of voltage source converters (VSCs) has emerged to address these challenges, mimicking the contribution of synchronous generators to the system inertia. In addition, these grid-connected VSCs can be used at the same time for reducing the harmonic distortion by applying active filtering techniques. However, these harmonic compensation algorithms can generate VSC overloading. This paper proposes a method for dynamically adjusting the individual virtual impedance of the filtered harmonics to prevent the power converter overcurrent. For this purpose, the value of each harmonic virtual impedance is modified according to a priority which can be set by the final user according to the established power quality standard. The paper includes a theoretical stability analysis of the controller and experimental results to validate the proposed algorithm. |
Agencias financiadoras | Ministerio de Ciencia, Innovación y Universidades (MICINN). España Grant PID2021-124571OB-I00 European Union (UE). H2020 project EASY-RES GA 764090 |
Identificador del proyecto | PID2021-124571OB-I00
EU H2020 EASY-RES GA 764090 |
Cita | Matas Díaz, F.J., Barragán-Villarejo, M., Maza Ortega, J.M., Kryonidis, G.C., Malamaki, K. y Demoulias, C.S. (2024). Active Harmonic Filtering with Selective Overcurrent Limitation for Grid-Forming VSCs: Stability Analysis and Experimental Validation. IEEE Transactions on Industry Applications. https://doi.org/10.1109/TIA.2024.3369595. |
Ficheros | Tamaño | Formato | Ver | Descripción |
---|---|---|---|---|
IE3_matas-diaz_2024_active.pdf | 13.01Mb | [PDF] | Ver/ | |