Prof. Lopes was responsible by INESC Porto participation in several EU financed research projects: MICROGRIDS - Large Scale Integration of Micro Generation to Low Voltage Grids; MORE_MICROGRIDS - Advanced Architectures and Control Concepts for More Microgrids. He was scientific coordinator of the EU project MERGE-Mobile Energy Resources for Grids of Electricity.

He supervised several consulting projects involving connection of wind parks in Madeira, Azores, Sal, S. Vicente and S. Tiago, in Cabo Verde. He was responsible for consultancy projects related with the connection of large wind parks in Portugal.

He was responsible for the definition of technical rules for the integration of wind power in Brazil. He coordinated consultancy studies for the Hungarian Regulator for the integration of wind power in Hungary. He coordinated the participation of INESC Porto in the InovGrid project.