Robust Control of Cascaded H-Bridge Multilevel Inverters for Grid-Tied PV Systems Subject to Faulty Conditions

• Published in: IEEE control systems letters Vol. 7; pp. 2683 - 2688
• Main Authors: Katir, Hanane, Abouloifa, Abdelmajid, Elbouchikhi, Elhoussin, Fekih, Afef, Noussi, Karim, El Aroudi, Abdelali
• Format: Journal Article
• Language: English
• Published: IEEE 01.01.2023
• Subjects: Cascaded H-bridge multilevel inverters; Engineering Sciences; fault tolerance; Harmonic analysis; Lyapunov tools; Mathematical models; photovoltaic energy; Power harmonic filters; Regulators; Sliding mode control; Switches; Voltage control; Photovoltaic Energy; Lyapunov tools; Cascaded H-Bridge Multilevel Inverters; Sliding Mode Control; Fault Tolerance

This letter deals with the design and implementation of a robust control approach for grid-tied PV systems. The main controller's objectives are to inject the maximum available power to the grid, whilst guaranteeing power quality even under faulty conditions. To this end, a multi-loop regulator...