Integrating district heating potentials into European energy system modelling: An assessment of cost advantages of renewable and excess heat

Anna Billerbeck*, Christiane Bernath, Pia Manz, Gerda Deac, Anne Held, Jenny Winkler, Ali Kök, Mario Ragwitz

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

This paper takes a novel modelling approach by considering high spatial resolution heat generation potentials for district heating and integrating them into a European energy system model. Subsequently, a modelling analysis of an integrated energy system including district heating, electricity and hydrogen supply for 25 EU Member States and the year 2050 is carried out. In contrast to existing approaches, the modelling approach captures the heterogeneous resource availability in district heating. The results show multivalent district heating networks based on a wide range of renewable and excess heat sources used directly or in combination with large-scale heat pumps. The high spatial resolution of the heat generation potentials allows a detailed cost comparison of different possible future technology mixes in district heating. The paper finds that the use of heat pumps, geothermal energy and industrial excess heat offer slight cost advantages for the energy system as a whole. Geothermal heat can also provide cost advantages for district heating generation.

Original languageEnglish
Article number100150
Pages (from-to)1-13
Number of pages13
JournalSmart Energy
Volume15
DOIs
Publication statusPublished - Aug 2024
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2024 The Authors

Funding

This work was supported by the Fraunhofer Cluster of Excellence Integrated Energy Systems (CINES) . Anna Billerbeck would like to thank Barbara Koch, Chair of Remote Sensing and Landscape Information Systems at the University of Freiburg, and Barbara Breitschopf, Fraunhofer ISI, for their support and guidance.

FundersFunder number
Fraunhofer Cluster of Excellence Integrated Energy Systems (CINES)
Koch, Chair of Remote Sensing and Landscape Information Systems at the University of Freiburg

    Keywords

    • District heating
    • energy systems modelling
    • heat pump
    • Optimisation
    • renewable and excess heat

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