International Journal of Electrical Power and Energy Systems

The Greek Day-Ahead Market and Energy Community Participation under Future System Conditions

The transition of power systems toward higher shares of renewable energy sources, gradual withdrawal of conventional generation and increasing participation of distributed energy resources has been significantly influencing electricity market outcomes. In Greece, major changes are expected by 2030, including substantia...

A frequency separation control strategy for hybrid renewable energy management with electric vehicle in a Tunisian building

This study presents an innovative energy management system based on a frequency separation strategy for a standalone hybrid renewable energy system. The system, which integrates photovoltaic, wind, battery, and fuel cell sources, is designed to meet the residential load demands of a building in Tunis el Manar, Tunisia....

Power System Flexibility in Market Conditions: Aggregation of EV Charging Station Powered by Renewable Sources

This paper considers power system flexibility in terms of a case study of electric vehicle charging stations powered by renewable sources. Aggregation of renewable energy sources and electric vehicle charging via remote terminals in market conditions is presented. The ability to aggregate a wide range of features into...

Integration model for renewable energy systems compatible with smart grids

In the context of energy transition, the increasing integration of renewable energy sources, particularly solar and wind energy, into electricity grids presents significant challenges in terms of stability, disruption management, and resource optimization. These challenges necessitate the development of integration mod...

Techno-economic optimization of off-grid hybrid energy systems for electricity and hydrogen supply

Case study of a site-specific design and operation optimization of a wind farm co-located PEM electrolyzer and BESS including degradation

The expansion of volatile renewable energy sources leads to increased electricity price volatility and cannibalization effects, intensifying the economic pressure on project developers. Decentralized hybrid energy systems for renewable hydrogen production offer a solution to exploit these price fluctuations and count...