ISEC 2021

Start/Stop Date:
13–15 Oct 2021
Congress Graz, Austria
Focus Areas:
Renewable Energy Systems, Resource efficiency, Energy policy
Type of Event:

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ISEC 2020 postponed to ISEC 2021 - International Sustainable Energy Conference, organized by AEE INTEC, sees itself as a promoter of innovative ideas in the areas of renewable energy systems and resource efficiency, and is intended to be a forum for research, industry and energy policy.

The conference takes place from 13 – 15 October 2021 in Graz, Austria.

Program Overview

13 October 2021: Technical Tours, Side Events and Welcome Reception

14 October 2020: Conference

15 October 2020: Conference

Call for Abstracts

Call open from: 13 January 2021


Conference Topics:

Technologies and Systems for Buildings, Industry, Districts and Cities

  • Renewable Heating and Cooling
  • Emerging Heat and Cold Storages
  • Solutions for Energy Efficiency
  • Sustainable Renovation
  • Energy and Resource Recovery from Low-grade Sources
  • Process Intensification
  • Coupling of Energy Sectors
  • Flexibility and Stability of Thermal and Electric Grids
  • Future District Heating and Cooling Technologies
  • Replacement of big fossil Power Plants by Renewables – Impact on District Heating


Support Schemes for Implementation

  • Policies for Renewable Heating and Cooling
  • Spatial Energy Planning with Focus on Renewable Energies
  • IT Technologies and Artificial Intelligence for Management of Future Energy Systems
  • Life Cycle Assessment for Renewable Energy Systems
  • Finance and Business Models driving Renewable Heating and Cooling
  • Smart Services and System Operation


  • All topics above that have a special focus on developing countries