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2017 | Buch

Computational Geotechnics

Storage of Energy Carriers

verfasst von: Thomas Nagel, Norbert Böttcher, Uwe-Jens Görke, Olaf Kolditz

Verlag: Springer International Publishing

Buchreihe : SpringerBriefs in Energy

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SUCHEN

Über dieses Buch

In this book, effective computational methods to facilitate those pivotal simulations using open-source software are introduced and discussed with a special focus on the coupled thermo-mechanical behavior of the rock salt. A cohesive coverage of applying geotechnical modeling to the subsurface storage of hydrogen produced from renewable energy sources is accompanied by specific, reproducible example simulations to provide the reader with direct access to this fascinating and important field. Energy carriers such as natural gas, hydrogen, oil, and even compressed air can be stored in subsurface geological formations such as depleted oil or gas reservoirs, aquifers, and caverns in salt rock. Many challenges have arisen in the design, safety and environmental impact assessment of such systems, not the least of which is that large-scale experimentation is not a feasible option. Therefore, simulation techniques are central to the design and risk assessment of these and similar geotechnical facilities.

Inhaltsverzeichnis

Frontmatter
Chapter 1. Introduction
Abstract
The rising energy demand of the growing world population is a significant cause for environmental risks associated with harmful emissions, hazardous waste, destructive land use, etc. This creates a pressing need to avoid or resolve conflicts between a continuing socio-technical development on the one hand and the preservation of the natural basis of our existence on the other. In order to build an ecologically, economically and socially sustainable future, environmental, climate and energy policies are targeting measures such as the decarbonisation of the energy system, resource efficiency and sustainability, while maintaining energy security.
Thomas Nagel, Norbert Böttcher, Uwe-Jens Görke, Olaf Kolditz
Chapter 2. Basics of Thermomechanics and Inelasticity
Abstract
Rock salt can undergo large inelastic deformations over extended periods of time. Many analyses, however, refer to time intervals and mechanical loads that cause deformations for which the small-strain assumption remains valid. Here, we restrict ourselves to such small-strain settings and postpone analyses under finite deformations to a follow-up contribution (compare also Fig. 2.1).
Thomas Nagel, Norbert Böttcher, Uwe-Jens Görke, Olaf Kolditz
Chapter 3. Simulation of Laboratory Tests
Abstract
The input files of all subsequent examples can be found on the OGS website https://docs.opengeosys.org/books. In the sequel, we will describe selected input files and keywords relevant to the specific examples. More complete and automatically updated keyword descriptions are available online under the link https://svn.ufz.de/ogs/wiki/public/doc-auto for OGS-5 and https://doxygen.opengeosys.org/index.html for OGS-6. Furthermore, some descriptions will be repeated for the different examples as this redundancy helps to clarify the use of the keywords.
Thomas Nagel, Norbert Böttcher, Uwe-Jens Görke, Olaf Kolditz
Chapter 4. Simulating Gas Storage in Salt Caverns
Abstract
Salt caverns are artificial cavities in salt formations, which are usually used for long-term storage of hydrocarbons such as black oil or natural gas. At least two facilities, located in MacIntosh, USA (PowerSouth Energy Cooperative) and in Huntorf, Germany (Crotogino and Quast 1981), employ salt caverns in combination with compressed air energy storage (CAES).
Thomas Nagel, Norbert Böttcher, Uwe-Jens Görke, Olaf Kolditz
Chapter 5. Closing Remarks
Abstract
This book gave an introduction into the thermo-mechanical modelling of rock salt in general, and of gas storage in salt caverns in particular. There are many topics that were not discussed here but that are very relevant: fracturing, fluid percolation, the influence of realistic three-dimensional geometries, safe cavern abandonment, etc. For now, we refer the reader to the wealth of literature cited here and referenced in those citations.
Thomas Nagel, Norbert Böttcher, Uwe-Jens Görke, Olaf Kolditz
Backmatter
Metadaten
Titel
Computational Geotechnics
verfasst von
Thomas Nagel
Norbert Böttcher
Uwe-Jens Görke
Olaf Kolditz
Copyright-Jahr
2017
Electronic ISBN
978-3-319-56962-8
Print ISBN
978-3-319-56960-4
DOI
https://doi.org/10.1007/978-3-319-56962-8