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Transient stability improvement of HV-AC/DC grids with VSC-HVDC multi-terminal systems

Transient stability improvement of HV-AC/DC grids with VSC-HVDC multi-terminal systems

J. Renedo, A. García-Cerrada, L. Rouco

2016 Jornadas Técnicas del Comité Nacional de Cigre, Madrid (Spain). 22-23 November 2016


Original summary:
En esta presentación se discuten distintas estrategias de control para la potencia active de los convertidores en sistemas VSC-HVDC multi-terminal, discutiendo el uso de medidas locales o globales para el cálculo de las referencias de los controles. Los resultados muestran que los sistemas VSC-HVDC multi-terminal son una alternativa atractiva para mejorar los márgenes de estabilidad transitoria del sistema. El objetivo de esta presentación es exponer en las Jornadas Técnicas del Comité Nacional de Cigré España (noviembre, 2016) los resultados presentados en la sesión de Cigré de París de 2016.


English summary:
In this presentation, active-power control strategies in VSC-HVDC multi-terminal systems for transient stability improvement are discussed. The use of local and global measurements for the computation of the set point of the controllers is also discussed. Results show that transient stability can be improved using suitable control strategies for VSC-HVDC multi-terminal systems. The purpose of this dissertation was to present in the Technical seminars of the Spanish Committee of Cigré (nov, 2016) the results that were previously presented in the 46th CIGRE Session, Paris, 2016 .


Publication date: 2016-11-22.



Citation:
J. Renedo, A. García-Cerrada, L. Rouco, Transient stability improvement of HV-AC/DC grids with VSC-HVDC multi-terminal systems, 2016 Jornadas Técnicas del Comité Nacional de Cigre, Madrid (Spain). 22-23 November 2016.


    Research topics:
  • *Power Electronics and Control Systems
  • *Stability: Large disturbance stability, tuning of frequency loadshedding schemes, excitation control, small disturbance stability, tuning of power system stabilizers, identification of AVR and governor models