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Published in: MTZ worldwide 11/2022

01-11-2022 | Guest Commentary

The Perspective of the Energy Supplier

Author: Urban Keussen

Published in: MTZ worldwide | Issue 11/2022

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Excerpt

We are moving toward the end of the fossil fuel era. That gives rise to the question of which fuels we will be using in our transport systems in the future. E-fuels, electricity, hydrogen or a combination of all three? As things currently stand, it is hard to come up with a conclusive answer to this question. The majority of car manufacturers are putting their money on electric drives, while hydrogen seems to be the solution of choice for freight transport. The subject is often discussed from the perspective of just one form of mobility: Electricity is more efficient than hydrogen when used in a vehicle and so it should be given priority. But energy companies take a broader view of the situation. We must focus on three factors. The efficiency issue relates to the functioning of the entire energy system and, in Germany, it will not be solely electric. We cannot generate or import as much electricity as this ourselves. We need a mix of electrons and molecules. For instance, hydrogen is relatively easy to import and can be stored underground in large quantities for use during periods when there is no solar or wind power available. Manufacturing industry also requires large amounts of green molecules to power its production processes. So if we need hydrogen in any case to ensure that the energy system functions, we must ask the efficiency question from the perspective of the system and not just of the individual application. …

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Metadata
Title
The Perspective of the Energy Supplier
Author
Urban Keussen
Publication date
01-11-2022
Publisher
Springer Fachmedien Wiesbaden
Published in
MTZ worldwide / Issue 11/2022
Electronic ISSN: 2192-9114
DOI
https://doi.org/10.1007/s38313-022-0856-y

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