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Dr. Alexandra Amann

Amann.jpg

Office Location

Building: Lochnerstr.
Haus B
Room: 001
Lochnerstr. 4-20
52056 Aachen

Affiliation

Institute of Geology and Geochemistry of Petroleum and Coal

Contact

Phone: +49 241-80-95752
Email: alexandra.amann@emr.rwth-aachen.de



Degrees 
1999    Diploma (M.Sc. equivalent) in Geology, RWTH Aachen University
2004    PhD, RWTH Aachen University

 

Employment 
07.1999 - 05.2004    Research assistant, RWTH Aachen University
07.2003 - 01.2008    Research scientist at VITO (Vlaamse Instelling voor Technologisch Onderzoek, Mol, Belgium)
08.2008 - recent     Research scientist, RWTH Aachen University

 

Research interests 
Fluid transport processes and storage properties low-permeable sedimentary rocks

  • Capillary sealing capacity of clay-rich natural and artificial barrier systems
  • Single and two-phase flow characteristics (gas/water system)
  • Diffusion of dissolved gases in fine-grained sedimentary rocks
  • Gas adsorption (CH4, CO2, H2) in the pore system at defined p,T-conditions
  • Pore space characterization (MIP, gas/water adsorption, BIB/SEM)

 

Projects

  • H2_React: Transport von Wasserstoff in Gesteinen unter Berücksichtigung abiotischer chemischer und mikrobieller Redoxreaktionen (BMBF, 2017-2020)
  • DETECT: Determining the risk of CO2 leakage along fractures in caprocks using an integrated monitoring and hydro-mechanical-chemical approach (ERANET Cofund ACT grant, BMWi, 2017-2020)
  • NanGasPor: Coupled and fluid dynamic and poro-elastic effects during gas flow in nanoporous media - Experiments and multiscale modelling (DFG – AM 423/1-1, 2018-2020)
  • iLoPS 2 Project: Two-Phase Fluid Transport in Tight Formations – Laboratory Experiments and Numerical Evaluation (funded by Wintershall GmbH, 2014-2017)
  • GasDrain: Development of improved methane drainage technologies by stimulating coal seams for major risks prevention and increased coal output (EC, 2016-2020)
  • MapROC: Monitoring, assessment, prevention and mitigation of rock burst and gas outburst hazards in coal mines (EC, 2015-2018)
  • TGI project: Tight gas initiative (Wintershall GmbH, 2008-2012)
  • CCP: Laboratory Testing Procedure for CO2 Capillary Entry Pressures on Caprocks (CCP consortium, 2011-2012)
  • Migration losses (Wintershall GmbH, 2012-2013)
  • CO2RINA: CO2 Storage Risk Integrated Analysis (BMBF, 2012-2013)
  • GASH: Gas potential in Europe (several industry partners, 2008-2012)
  • CO2Seals project: CO2 sealing capacity and long-term integrity of clay-rich rocks(BMBF, 2008-2012)

Teaching

  • Supervision of B.Sc, M.Sc & Ph.D
  • Training in
    • Data management and data evaluation – from lab data to physical process interpretation
    • Scientific writing
    • Presentation techniques

Awards/Grants 
2000    “Heitfeld award” for an excellent Master Thesis
2002    “Heitfeld grant” for the attendance of two international conferences (CSCOPTSOP, Banff, 2002)
2003    "Friedrich-Wilhelm-Preis“
2004     "Borchers Plakette”, both for an outstanding PhD-thesis

 

Publications 

scopus ID 56962757200 (h-index: 15)

orcid.org/0000-0002-6083-9532

https://www.researchgate.net/profile/Alexandra_Amann


Wang, Z., Fink, R., Wang, Y., Amann-Hildenbrand, A., Krooss, B.M., Wang, M. (2018) ‘Gas permeability calculation of tight rocks based on laboratory measurements with non-ideal gas slippage and poroelastic effects considered’, International Journal of Rock Mechanics and Mining Sciences, 112, pp. 16–24. doi: https://doi.org/10.1016/j.ijrmms.2018.10.002.

David, C. et al. (2018) ‘KG2B, a collaborative benchmarking exercise for estimating the permeability of the Grimsel granodiorite - Part 1: measurements, pressure dependence and pore-fluid effects’, Geophysical Journal International, 215(2), pp. 799–824. doi: 10.1093/gji/ggy304.

David, C. et al. (2018) ‘KG2B, a collaborative benchmarking exercise for estimating the permeability of the Grimsel granodiorite - Part 2: modeling, microstructures and complementary data’, Geophysical Journal International, 215(2), pp. 825–843. doi: 10.1093/gji/ggy305.

Shabani, M., Moallemi, S. A., Krooss, B. M., Amann-Hildenbrand, A., Zamani-Pozveh, Z., Ghalavand, H. Littke, R. (submitted) ‘Comparison of methods for pore volume and structure characterization of carbonaceous rocks’, Fuel, pp. 1–24.

Fink, R. Letham, E.A., Krooss, B.M., Amann-Hildenbrand, A. (2018) ‘Caution when comparing simulation results and experimental shale permeability data: Reply to “Comments on ”Apparent permeability of gas shales - Superposition of fluid-dynamic and poro-elastic effects“ by Fink et al. ” by Moghaddam’, Fuel. doi: 10.1016/j.fuel.2017.12.037.

Shabani, M., Moallemi, S. A., Krooss, B. M., Amann-Hildenbrand, A., Zamani-Pozveh, Z., Ghalavand, H. Littke, R. (2018) ‘Methane sorption and storage characteristics of organic-rich carbonaceous rocks, Lurestan province, southwest Iran’, International Journal of Coal Geology. Elsevier, 186 (August 2017), pp. 51–64. doi: 10.1016/j.coal.2017.12.005.

Fink, R., Krooss, B.M., Gensterblum, Y., Amann-Hildenbrand, A. (2017) Apparent permeability of gas shales – Superposition of fluid-dynamic and poro-elastic effects, Fuel.

Fink, R., Krooss, B.M., Amann-Hildenbrand, A., 2017. Stress-dependence of porosity and permeability of the Upper Jurassic Bossier shale: an experimental study. Geological Society, London, Special Publications 454.

Busch, A., Schweinar, K., Kampman, N., Coorn, A., Pipich, V., Feoktystov, A., Leu, L., Amann-Hildenbrand, A., Bertier, P., 2017. Determining the porosity of mudrocks using methodological pluralism. Geological Society, London, Special Publications 454.

Philipp, T., Amann-Hildenbrand, A., Laurich, B., Desbois, G., Littke, R., Urai, J.L., 2017. The effect of microstructural heterogeneity on pore size distribution and permeability in Opalinus Clay (Mont Terri, Switzerland): insights from an integrated study of laboratory fluid flow and pore morphology from BIB-SEM images. Geological Society, London, Special Publications 454.

Jacops, E., Aertsens, M., Maes, N., Bruggeman, C., Swennen, R., Krooss, B.M., Amann-Hildenbrand, A. and Littke, R., 2017. The Dependency of Diffusion Coefficients and Geometric Factor on the Size of the Diffusing Molecule: Observations for Different Clay-Based Materials. Geofluids, Volume 2017, Article ID 8652560, 16 pages

Jacops, E., Aertsens, M., Maes, N., Bruggeman, C., Krooss, B.M., Amann-Hildenbrand, A., Swennen, R., Littke, R., 2017. Interplay of molecular size and pore network geometry on the diffusion of dissolved gases and HTO in Boom Clay. Applied Geochemistry 76, 182-195.

Bertier, P., Schweinar, K., Stanjek, H., Ghanizadeh, A., Clarkson, C.R., Busch, A., Kampman, N., Prinz, D., Amann-Hildenbrand, A., Krooss, B.M., Pipich, V., 2016. On the use and abuse of N2 physisorption for the characterisation of the pore structure of shales. The Clay Minerals Society Workshop Lectures Series 21, 151-161.

Amann-Hildenbrand, A., Fink, R., Ghanizadeh, A., Krooss, B.M., Littke, R., 2016. Gas transport through water-saturated mudrocks and shales, in: Bracke, G., Schilling, F., Müller, B., Hurst, S., Merkel, B. (Eds.), Proceedings of the Workshop “Final Disposal in Deep Boreholes Using Multiple Geological Barriers: Digging Deeper for safety”. Berlin, June 2015, GRS-405, ISBN 978-3-944161-87-7. GRS gGmbH, Köln, pp. 61-81.

Merkel, A., Gensterblum, Y., Krooss, B.M., Amann, A., 2015. Competitive sorption of CH4, CO2 and H2O on natural coals of different rank. International Journal of Coal Geology 150–151, 181-192.

Gensterblum, Y., Ghanizadeh, A., Cuss, R.J., Amann-Hildenbrand, A., Krooss, B.M., Clarkson, C.R., Harrington, J.F., Zoback, M.D., 2015. Gas transport and storage capacity in shale gas reservoirs – A review. Part A: Transport processes. Journal of Unconventional Oil and Gas Resources 12, 87-122.

Busch, B., Winkler, R., Osivandi, K., Nover, G., Amann-Hildenbrand, A., Hilgers, C., 2015. Evolution of small-scale flow barriers in German Rotliegend siliciclastics. Geological Society, London, Special Publications 435.

Amann-Hildenbrand, A., Krooss, B.M., Harrington, J., Cuss, R., Davy, C., Skoczylas, F., Jacops, E., Maes, N., 2015. Chapter 7 - Gas Transfer Through Clay Barriers, in: C. Tournassat, C.I.S.I.C.B., F. Bergaya (Ed.), Developments in Clay Science. Elsevier, pp. 227-267.

Amann-Hildenbrand, A., Dietrichs, J.P., Krooss, B.M., 2015. Effective gas permeability of Tight Gas Sandstones as a function of capillary pressure – a non-steady-state approach. Geofluids, n/a-n/a.

Amann-Hildenbrand, A., B.M. Krooss, P. Bertier, Busch, A., 2015. Laboratory Testing Procedure for CO2 Capillary Entry Pressures on Caprocks, in: Gerdes, K.F. (Ed.), Carbon Dioxide Capture for Storage in Deep Geologic Formations – Results from the CO2 Capture Project, CCS Technology Development and Demonstration Results (2009-2014). CPL Scientific Publishing Services Ltd, pp. 355-384.

Ghanizadeh, A., Amann-Hildenbrand, A., Gasparik, M., Gensterblum, Y., Krooss, B., M., Littke, R., 2014a. Experimental study of fluid transport processes in the matrix system of the European organic-rich shales: II. Posidonia Shale (Lower Toarcian, northern Germany). International Journal of Coal Geology.

Ghanizadeh, A., Amann-Hildenbrand, A., Gasparik, M., Gensterblum, Y., Krooss, B.M., 2013. Lithological controls on matrix permeability of organic-rich shales: An experimental study. Energy Procedia 40, 127-136.

Ghanizadeh, A., Gasparik, M., Amann-Hildenbrand, A., Gensterblum, Y., Krooss, B.M., 2014b. Experimental study of fluid transport processes in the matrix system of the European organic-rich shales: I. Scandinavian Alum Shale. Marine and Petroleum Geology 51, 79-99.

Busch, A., Amann-Hildenbrand, A., 2013. Predicting capillarity of mudrocks. Journal of Marine and Petroleum Geology.

Amann-Hildenbrand, A., Bertier, P., Busch, A. and Krooss, B.M., 2013. Experimental investigation of the sealing capacity of generic clay-rich caprocks. International Journal of Greenhouse Gas Control.

Amann-Hildenbrand, A., Ghanizadeh, A. and Krooss, B.M., 2012. Transport properties of unconventional gas systems. Marine and Petroleum Geology, 31: 90-99.

Amann, A., Waschbüsch, M., Bertier, P., Busch, A., Krooss, B.M. & Littke, R., 2011. Sealing rock characteristics under the influence of CO2. Energy Procedia, 4: 5170-5177.

Busch, A., Amann, A., Bertier, P., Waschbüsch, M.,  Krooss, B.M., 2010. The significance of caprock sealing integrity for CO2 storage. In: SPE International Conference on CO2 Capture, Storage, and Utilization, 10-12 November 2010 New Orleans, Louisiana, USA, Society of Petroleum Engineers.

Piessens, K., Laenen, B., Nijs, W., Methieu, P., Baele, J.M., Hendriks, C., Bertrand, E. Bierkens, J., Brandsma, R., Broothaers, M., de Visser, E., Dreesen, R., Hildenbrand, S., Lagrou, D., Vandeginste, V., Welkenhuysen, K., 2008. Policy Support System for Carbon Capture and Storage «PSS-CCS», SSD - Science for a Sustainable Development – Climate 4, Belgian Science Policy, 268 p.

Hildenbrand, A., Krooss, B.M., Busch, A., R. Gaschnitz, 2006. Evolution of methane sorption capacity of coal seams as a function of burial history – a case study from the Campine Basin, NE Belguim. International Journal of Coal Geology 66, 179-203.

Hildenbrand, A., Krooss, B.M., Schlömer, S., Littke, R., 2004. Dynamic gas leakage through fine-grained seal lithologies. EAGE (European Association of Geoscientists & Engineers) conference proceedings, 08.-11.09.2003 Montpellier; 1-10 (ISBN: 90-73781-32-9).

Hildenbrand, A., Krooss, B.M., Urai, J.L., 2005. Relationship Between Pore Structure and Fluid Transport in Argillaceous Rocks. In: Solid Mechanics and Its Applications, Volume 125,  G.M.L. Gladwell, J.M. Huyghe, Peter A.C. Raats and Stephen C. Cowin (eds.). Springer NL, 231-237.

Hildenbrand, A., Schlömer, S., Krooss, B.M., Littke, R., 2004. Gasbreakthrough experiments on pelitic rocks: Comparative study with N2, CO2 and CH4. Geofluids 4, 61-80.

Hildenbrand, A., Urai, J.L., 2003. Investigation of the morphology of pore space in mudstones. Marine and Petroleum Geology 20, 1185–1200.

Hildenbrand, A., Fluid Transport Processes in Mudstones. PhD Thesis, RWTHAachen, January 2003.

Hildenbrand, A., Schlömer, S., Krooss, B.M., 2002. Gas breakthrough experiments on fine-grained sedimentary rocks. Geofluids 2, 3-23.

Hildenbrand, A., Schlömer, S., Krooss, B.M., 2002. N2 and CO2 gas breakthrough experiments on fine-grained sediments. In: Poromechanics, Auriault et al. (eds). Swets & Zeitlinger, Lisse, 445-450.


Abschlußinformationen