Search Results - "Zirkler, Axel"

Spatial and Temporal Evolution of Leaching Zones within Potash Seams Reproduced by Reactive Transport Simulations by Svenja Steding, Thomas Kempka, Axel Zirkler, Michael Kühn

“…Leaching zones within potash seams generally represent a significant risk to subsurface mining operations and the construction of technical caverns in salt…”
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Geochemical reaction models quantify the composition of transition zones between brine occurrence and unaffected salt rock by Steding, Svenja, Zirkler, Axel, Kühn, Michael

“…•Interactions between NaCl brine and potash salt were modelled by using PHREEQC.•Ratio between kieserite and sylvite determines dissolution behaviour of potash…”
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Underground in-situ investigation of spatial and temporal changes of rock salt integrity in the marginal area of a natural CO2-rich cavernous structure by Strauch, Bettina, Richter, Heike, Zimmer, Martin, Giese, Rüdiger, Zirkler, Axel

“…In this paper, we present an in-situ study of the marginal area of a CO2- and brine-rich cavernous structure in an underground rock salt mine. To reveal…”
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Origin and Evolution of Gas in Salt Beds of a Potash Mine by Zimmer, Martin, Strauch, Bettina, Zirkler, Axel, Niedermann, Samuel, Vieth-Hillebrand, Andrea

“…In order to better understand both the fixation and migration of gases in evaporites, investigations were performed in five horizontal boreholes drilled in an…”
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The influence of gas and humidity on the mineralogy of various salt compositions – implications for natural and technical caverns by Strauch, Bettina, Zimmer, Martin, Zirkler, Axel, Höntzsch, Stefan, Schleicher, Anja M

“…Storage caverns are increasingly located in heterogeneous salt deposits and filled with various fluids. The knowledge of phase behaviour in heterogeneous…”
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