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News

Diversification makes green hydrogen cheaper

November 28, 2024 |

A new scientific journal article demonstrates how combining diverse renewable energy sources and locations can significantly reduce costs of producing green hydrogen under temporal matching requirements.

Hydrogen network could meet around 90% of demand in 2030

November 27, 2024 |

It is still unclear exactly how much hydrogen will be needed in the future. However, the planned core network could supply the load centers in most demand scenarios of existing energy system studies, according to a recent analysis by the EWI.

Berlin Science Talk on the development of electricity prices

November 14, 2024 |

Together with the Forum for Future Energies, the EWI organized the first “Berlin Science Talk on the Energy Industry”. In keynote speeches and a panel discussion, experts addressed the question “How are electricity prices developing?”

Medium-term forecast: around 18 billion euros in EEG funding in 2025

October 25, 2024 |

The operation of renewable energy plants is subsidized in Germany. As part of the EEG medium-term forecast, the EWI examines how much renewable electricity can be expected in the coming years – and how much its funding could cost.

Hydrogen: Billion-euro Gap in climate neutrality scenarios?

October 14, 2024 |

Low-carbon hydrogen plays a central role in German climate neutrality scenarios. However, the EWI shows that the currently projected costs could lead to a theoretical financing gap of several billion euros.

EWI Insights: Efficiency and costs of the heating transition

September 27, 2024 |

The latest edition of the EWI Insights series focused on the most economical heating solution in a climate-neutral energy system and the costs of distribution network infrastructures for heat supply.

Hydrogen storage: expansion required throughout Europe

Hydrogen storage: expansion required throughout Europe

August 23, 2024 |

Hydrogen storage is intended to contribute to the energy supply in the future. On behalf of RWE Gas Storage West, the Institute of Energy Economics has analyzed how high the storage requirements could be in Germany and Europe by 2050.

EWI-Insights: Import and storage of green hydrogen

July 9, 2024 |

The cost of hydrogen imports is influenced by financing and transportation options. Hydrogen storage also plays a crucial role in a climate-neutral energy system. This was the subject of the latest EWI-Insights.

EWI investigates location criteria for electrolysers

June 27, 2024 |

System-serving electrolysers can support the energy system and save costs as well as resources. An EWI report shows that such electrolysers could be located in all parts of Germany.

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The Institute of Energy Economics at the University of Cologne is a member of the Johannes Rau Research Foundation. The JRF is a research community of 16 independent, non-profit research institutes in the German state of North Rhine-Westphalia. Their common goal is to conduct sustainable and forward-thinking research for society, economy and politics. The institutes of the Johannes Rau Research Foundation are institutionally funded by the state of NRW.