General Info

Dimitrios Apostolou, PhD, is an Assistant Professor at the Department of Mechanical Engineering, University of the Peloponnese. His research focuses on renewable energy systems, hydrogen technologies, electricity markets, and sustainable transportation. With a background spanning academia, regulatory authorities, and international research collaborations, he brings a multidisciplinary approach to the development and integration of clean energy solutions. His work combines technical analysis with environmental and socio-economic evaluation, contributing to the advancement of resilient and sustainable energy infrastructures.


Research Interests

  • Energy Storage
  • Electricity Markets
  • Distributed Generation
  • Smart Grids
  • Hydrogen Technologies
  • Wind Energy
  • RES Technologies
  • Green Mobility

Selected Experience

Assistant Professor – Department of Mechanical Engineering, University of the Peloponnese (2025–present)

Research focus on RES integration, energy storage systems, and electricity market mechanisms.

Energy Analyst – Electricity Market Management Department, Independent Power Transmission Operator (IPTO), Greece (2020–2025)

Securing the data validity of energy production and consumption of power plants (RES & conventional) and HV consumers respectively. Energy market monitoring and implementation of new regulations. National electricity balance. Losses estimation.

PhD Fellow & Post-doc – Aarhus University, Denmark (2017–2021)

Led research in hydrogen-based storage systems, participated in an Interreg project, supervised student theses, and delivered teaching in sustainability, energy systems, and numerical optimization courses.

Researcher – University of West Attica (2015–2017)

Worked on hydrogen production and storage, hybrid RES systems, and algorithm development for microgrid simulation under Horizon 2020 initiatives.


Education

Doctor of Philosophy, Aarhus University, Denmark (2017–2020)

MSc in Energy, Heriot-Watt University, UK (2013–2015)

BSc in Electrical Engineering, University of West Attica, Greece (1998–2003)


Teaching & Supervision

University of the Peloponnese, Department of Mechanical Engineering (2025 – Present)

  • Courses taught: Electrical Machines; Modern Technologies for Vehicles and Ships (2025)

Aarhus University, Department of Business Development and Technology (BTECH) (2017 – 2021)

  • Courses taught:
    • Optimisation of Engineering Processes using Numerical Approaches (multiple sessions, 2017–2020)
    • Energy Engineering and Innovation
    • Sustainability, Production and Resources
  • Thesis and project supervision: Supervised undergraduate and MSc students on topics including hydrogen mobility, energy storage, e-mobility, fuel cells, smart grids, and power-to-X systems.

University of West Attica, Laboratory of Soft Energy Applications (2015 – 2017)

  • Courses taught: Atmospheric Pollution & Pollution Control Technologies; Energy Upgrade and Certification of Industrial Buildings; Soft Energy Applications; Mechanical Design; Hybrid Energy Systems.
  • Seminar instruction: Delivered seminars on Advanced Energy Storage Technologies and Hydrogen Technologies.

Distinctions

  • Included in the list of the world’s top 2% most influential scientists, based on the impact of research work in global scientific literature and overall scientific career, for three consecutive years: 2021, 2022, and 2023.
  • Awarded the University Prize for graduating with the highest performance among all cohorts of the 2013-2015 MCs in Energy programme at Heriot-Watt University.
  • Received academic distinction for publishing doctoral research in a high-ranking peer-reviewed scientific journal included in the Danish Ministry of Education’s annual Bibliometric Research Indicator (BFI) Level 2 list.

Training

Dr. Apostolou has completed a range of specialized training programs including:

  • Safety Training for Electric & Hydrogen Vehicles – West Virginia University
  • Renewable Energy Systems and Wind Power – Aalborg University
  • Electricity Market & Power System Optimization – Aalborg University
  • Low Temperature Fuel Cells and Electrolysers – University of Birmingham
  • Photovoltaic Systems in Theory and Practice – Aalborg University
  • AutoCAD 2D, Academic Writing, and Innovative Technology Business Development

Publications (Selected)

  • Apostolou D. (2021). Refuelling scenarios of a light urban fuel cell vehicle with metal hydride hydrogen storage. Comparison with compressed hydrogen storage counterpart. International Journal of Hydrogen Energy, 46(79), 30509–39522.
  • Apostolou D., Welcher S.N. (2021). Prospects of the hydrogen-based mobility in the private vehicle market. A social perspective in Denmark. International Journal of Hydrogen Energy, 46(9), 6885–6900.
  • Apostolou D., Casero P., Gil V., Xydis G. (2021). Integration of a light mobility urban scale hydrogen refuelling station for cycling purposes in the transportation market. International Journal of Hydrogen Energy, 46(7), 5756–5762.
  • Apostolou D. (2020). Optimisation of a hydrogen production - storage - re-powering system participating in electricity and transportation markets. A case study for Denmark. Applied Energy, 265, 114800.
  • Apostolou D., Enevoldsen P. (2019). The Past, Present and Potential of Hydrogen as a Multifunctional Storage Application for Wind Power. Renewable and Sustainable Energy Reviews, 112, 917–929.
  • Kaldellis J.K., Apostolou D. (2017). Life cycle energy and carbon footprint of offshore wind energy. Comparison with onshore counterpart. Renewable Energy, 108, 72–84.

For a complete list, visit my Google Scholar profile.


Contact

Email: d.apostolou@uop.gr

LinkedIn

ORCID