A Novel Modulation Function-Based Control of Modular Multilevel Converters for High Voltage Direct Current Transmission Systems

Majid Mehrasa 1,†, Edris Pouresmaeil 2,3,†, Sasan Zabihi 4,†, Juan C. Trujillo Caballero 5,† and João P. S. Catalão 2,3,6,*,† 1 Young Researchers and Elite Club, Sari Branch, Islamic Azad University, Sari 47136, Iran; [email protected] 2 INESC-ID, Instituto Superior Técnico, University of Lisbon, Av. Rovisco Pais, 1, Lisbon 1049-001, Portugal; [email protected] 3 C-MAST, University of Beira Interior, R. Fonte do Lameiro, Covilhã 6201-001, Portugal 4 ABB Australia Pty Limited, Berrimah, Northern Territory 0828, Australia; [email protected] 5 Departamento de Ingeniería Eléctrica, Instituto Tecnológico de Orizaba (ITO), Orizaba, Veracruz 94320, Mexico; [email protected] 6 INESC TEC and Faculty of Engineering of the University of Porto, R. Dr. Roberto Frias, Porto 4200-465, Portugal * Correspondence: [email protected]; Tel.: +351-22-508-1850 † The authors contributed equally to this work.