Applied Geoscience Dept.

Arbeitsgruppe Artificial tracer techniques for detecting and quantifying subsurface flow and transport processes

Veröffentlichungen H. Behrens mit I./J. Ghergut :

in Zeitschriften

(hier nur für AG-Subgruppe Artificial Tracer Techniques) :

Niemi A., Bensabat J., Joodaki S., Basirat F., Hedayati M., Yang Z., Perez L., Levchenko S., Shklarnik A., Ronen R., Goren Y., Fagerlund F., Rasmusson K., Moghadasi R., Shoqeir J., Sauter M., Ghergut I., Gouze P., Freifeld B. (2020) Characterizing CO2 residual trapping in-situ by means of single-well push-pull experiments at Heletz, Israel, pilot injection site – experimental procedures and results of the experiments. Int. J. Greenhouse Gas Control, 101, 103129/1-23 (DOI: 10.1016/j.ijggc.2020.103129)
Kölbel L., Ghergut J., Kölbel T., Sauter M., Wiegand B. (2021) Integrated approach into the characterization of the fracture network of a geothermal reservoir. Applied Geochemistry, 129, 104967/1-14 (https://doi.org/10.1016/j.apgeochem.2021.104967)
Ghergut J., Behrens H., Sauter M. (2016) Petrothermal and aquifer-based EGS in the Northern-German Sedimentary Basin, investigated by conservative tracers during single-well injection-flowback and production tests. Geothermics, 63, 225-241
Karmakar S., Ghergut J., Sauter M. (2016) Early-flowback tracer signals for fracture characterization in an EGS developed in deep crystalline and sedimentary formations: a parametric study. Geothermics, 63, 242-252
Dewi D. S., Enomayo A. O., Ghergut J., Karmakar S., Sauter M., Wagner B. (2016) Tracer tests for characterizing Malm geothermal reservoirs within the German BMWi project TRENDS: a feasibility study. Energy Procedia, 97, 218-225
Karmakar S., Ghergut J., Sauter M. (2015) EGS in sedimentary basins: sensitivity of early flowback tracer signals to induced-fracture parameters. Energy Procedia, 76, 223-229
Ghergut J., Behrens H., Sauter M. (2014) Tracer-based resolution of individual frac discharge in single-well multiple-frac backflow: sensitivity study. Energy Procedia, 59, 235-242
Ghergut J., Behrens H., Sauter M. (2014) Tracergestützte Ermittlung von Strömungsbeiträgen stimulierter Gesteinsformationen. bbr – Leitungsbau, Brunnenbau, Geothermie, Bd. 65, Heft 07/08, 50-55
Ghergut J., Behrens H., Sauter M. (2014) Using tracer reactivity to overcome some dilemmata of single-well tracer test inversion. European Oil & Gas Magazine, 40(1), 30-32
Ghergut I., Herold M., Sauter M. (2013) Geothermal Art in the N-German Sedimentary Basin: Grafting EGS with Aquifers. Geothermal Research Council Transactions, 37, 949-955
Niemi A., Bensabat J., Fagerlund F., Sauter M., Ghergut J., Licha T., Fierz T., Wiegand G., Rasmusson M., Rasmusson K., Shtivelman V., Gendler M., MUSTANG partners (2012) Small-Scale CO2 Injection into a Deep Geological Formation at Heletz, Israel. Energy Procedia, 23, 504-511
Ghergut I., Behrens H., Licha T., Sauter M. (2012) Mit Beiden sieht man besser – Gedanken zur Geothermalreservoircharakterisierung mittels konservativer und reaktiver Tracer. Ingenieurspiegel, 4, 71-73
Ghergut I., Behrens H., Sauter M. (2011) Wünschelrute, Steine klopfen – und dann? Ingenieurspiegel, 4, 63-64
Porada H., Ghergut J., Bouougri E. H. (2008) Kinneyia-type wrinkle structures - Critical review and model of formation. Palaios, 23, 65-77
McDermott C. I., Lodemann M., Ghergut I., Tenzer H., Sauter M., Kolditz O. (2006) Investigation of coupled hydraulic-geomechanical processes at the KTB site: pressure-dependent characteristics of a long-term pump test and elastic interpretation using a geomechanical facies model. Geofluids, 6(1), 67-81
Schramm K.-W., Ghergut I., Behechti A., Rozman K. K., Kettrup A. (2002) From more to less than Haber's law. Environmental Toxicology and Pharmacology, 11/3-4, 227-232
Marinoschi G., Ghergut J., Homentcovschi D., Jaekel U., Vereecken H. (1998) Determination of the macrodispersive parameters of a motion in a two-layer porous medium. Acta Mechanica, 129, 117-126
Homentcovschi D., Ghergut J., Marinoschi G., Vereecken H., Jaekel U. (1998) Asymptotic solutions for two-site non-equilibrium transport. Acta Mechanica, 129, 127-132

in der Reihe SGP-TR-xx [ISSN: 1058-2525] des Stanford Geothermal Program:

Behrens H., Ghergut J., Sauter M., Wagner B., Wiegand B. (2022) Solute co-production from small geothermal reservoirs – how little is too little? Stanford Geothermal Program, Stanford University, SGP-TR-223, 200-210
[pdf, 1.2 MB]
Behrens H., Ghergut J., Sauter M. (2021) First-order discontinuity in cumulative tracer recovery: need for endo-tracer push-pull. Stanford Geothermal Program, Stanford University, SGP-TR-218, 130-135
[pdf, 533 KB]
Behrens H., Ghergut J., Sauter M. (2021) Non-intersected nearby faults: a blind spot for artificial tracers in inter-well tests? scoping simulations, 3. Stanford Geothermal Program, Stanford University, SGP-TR-218, 136-138
[pdf, 1.2 MB, or, alternatively, pdf, 2.2 MB]
Adu D. N., Ghergut J., Sauter M., Wagner B., Wiegand B., Yamah M. (2021) 2-D assessment of pore pressure and poroelastic effects around geothermal producers in multi-well configurations. Stanford Geothermal Program, Stanford University, SGP-TR-218, 123-129
[pdf, 1.5 MB]
Behrens H., Ghergut J., Sauter M., Wagner B., Wiegand B. (2020) Premature decline of production temperature – can tracer test tell why? Stanford Geothermal Program, Stanford University, SGP-TR-216, 195-201
[pdf, 3.2 MB]
Ghergut J., Bedoya-González D. A., Bensabat J., McDermott C., Wagner B., Wiegand B., Sauter M. (2019) Endo-tracer aided visibility of ‘nearby’ fault reactivation: scoping simulations, II. Stanford Geothermal Program, Stanford University, SGP-TR-214, 217-227
[pdf, 2.4 MB]
Ghergut J., Behrens H., Bensabat J., Sauter M., Wagner B., Wiegand B. (2018) Sorption, matrix diffusion, … need not make a major difference for frac characterization from short-term tracer signals. Stanford Geothermal Program, Stanford University, SGP-TR-213, 170-180
[pdf, 1.5 MB]
Naqvi A. H., Ghergut J., Behrens H., Schmidt S., Sauter M. (2018) Parametric study on tracer tests with kinetic exchange processes for georeservoir characterization. Stanford Geothermal Program, Stanford University, SGP-TR-213, 192-198
[pdf, 0.7 MB]
Ghergut J., Behrens H., Sauter M., Schmidt S., Wagner B. (2017) On the visibility of non-intersected ‘nearby’ fractures in inter-well tracer tests: scoping simulations, I. Stanford Geothermal Program, Stanford University, SGP-TR-212, 320-325
Ghergut J., Behrens H., Bensabat J., McDermott C., Sauter M. (2017) On some fluid-based monitoring tasks within the EU project FracRisk (2015-2018). Stanford Geothermal Program, Stanford University, SGP-TR-212, 326-330
Behrens H., Ghergut J., Sauter M. (2014) Some insights gained from tracer tests conducted in geothermal reservoirs in Southern Germany, 2009-2013. Stanford Geothermal Program, Stanford University, SGP-TR-202, 171-176
[pdf, 0.6 MB]
Ghergut J., Behrens H., Sauter M. (2014) Short-term fluid, heat, and solute transport in deep georeservoirs likely to become EGS: some challenges to ICDP hydrogeologists who might like using artificial tracers. Stanford Geothermal Program, Stanford University, SGP-TR-202, 177-182
[pdf, 1 MB]
Ghergut J., Behrens H., Sauter M. (2013) Single-well tracer push-pull test sensitivity to fracture aperture and spacing. Stanford Geothermal Program, Stanford University, SGP-TR-198, 295-308
Ghergut J., Behrens H., Licha T., Sauter M. (2013) Tracer-based prediction of thermal reservoir lifetime: scope, limitations, and what reactive tracers can tell. Stanford Geothermal Program, Stanford University, SGP-TR-198, 309-315
Ghergut J., Bensabat J., Niemi A., Licha T., Ptak T., Sauter M. (2013) CCS site characterization by single-well and inter-well tracer tests. Stanford Geothermal Program, Stanford University, SGP-TR-198, 316-325
Ghergut J., Behrens H., Sauter M., Licha T., Nottebohm M. (2013) Can Peclet numbers depend on tracer species? going beyond SW test insensitivity to advective or equilibrium-exchange processes. Stanford Geothermal Program, Stanford University, SGP-TR-198, 326-335
Ghergut J., Behrens H., Maier F., Karmakar S., Sauter M. (2011) A note about ‘heat exchange areas’ as a target parameter for SWIW tracer tests. Stanford Geothermal Program, Stanford University, SGP-TR-191, 303-312
Behrens H., Ghergut J., Sauter M. (2010) Tracer properties, and tracer test results – part 3: modification to Shook's FSD method. Stanford Geothermal Program, Stanford University, SGP-TR-188, 4 pp.
Ghergut J., Behrens H., Sauter M. (2010) Tracer properties, and tracer test results (from geothermal reservoirs) – part 2. Stanford Geothermal Program, Stanford University, SGP-TR-188, 7 pp.
Behrens H., Ghergut I., Sauter M., Licha T. (2009) Tracer properties, and spiking results (from geothermal reservoirs). Stanford Geothermal Program, Stanford University, SGP-TR-187, 57-63
Ghergut I., Sauter M., Behrens H., Licha T., Tischner T., Jung R. (2009) Single-well dual-tracer spikings during EGS creation in N-German sedimentary layers. Stanford Geothermal Program, Stanford University, SGP-TR-187, 64-70
Ghergut I., Sauter M., Behrens H., Licha T., McDermott C. I., Herfort M., Rose P., Zimmermann G., Orzol J., Jung R., Huenges E., Kolditz O., Lodemann M., Fischer S., Wittig U., Guethoff M., Kuehr M. (2007) Tracer tests evaluating hydraulic stimulation at deep geothermal reservoirs in Germany. Stanford Geothermal Program, Stanford University, SGP-TR-183, 184-191

in der Reihe DGMK-Tagungsberichte [ISSN: 1433-9013]
der Deutschen Gesellschaft für Mineralöl und Kohle, Hamburg:

Ghergut J., Behrens H., Wiegand B., Sauter M. (2022) Impfdurchbruch und Quersignal? an der Tracerfront “nichts” Neues. DGMK-Tagungsberichte, Bd. 2022-1, Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg
Behrens H., Ghergut J., Sauter M. (2021) Einsatz künstlicher Tracer zur Charakterisierung tiefer Georeservoire: Stand der Forschung und Entwicklungen. DGMK-ÖGEW-Frühjahrstagung "Shaping the Energy Transition with Upstream and Storage Technologies" (April 2021, digital), Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg
Ghergut J., Behrens H., Sauter M., Wagner B., Wiegand B. (2020) Verfrühter thermischer Durchbruch: Problem der Exploration oder Problem des Reservoirbetriebs? DGMK-Tagungsberichte, Bd. 2020-1 [ISBN: 978-3-947716043], Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg, 251-257
Mohandas Surekha S., Ghergut J., Khaleefah N., Sauter M. (2018) Fluid temperature sensitivity to hydraulic aperture and thermal width values of major vertical fractures in forced-gradient flow. DGMK-Tagungsberichte, Bd. 2018-1 [ISBN: 978-3-941721-86-9], Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg, 601-609
Ghergut J. alias Goettinger J. (2017) To trace is not to track – Wie entbehrlich sind Ortungsfragen bei Fluidmarkierungen in tiefen Georeservoiren? DGMK-Tagungsberichte, Bd. 2017-1 [ISBN: 978-3-941721-73-9], Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg, 427-436
Ghergut J., Behrens H., Team S., Sauter M. (2016) Pulsed tracer additions constraining single-well signal inversion, and further non-/fluid-based monitoring concepts within EU project FracRisk. DGMK-Tagungsberichte, Bd. 2016-1 [ISBN 978-3-941721-64-7], Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg, 419-425
Karmakar S., Ghergut J., Sauter M. (2015) Early-flowback tracer signals reflecting induced-fracture parameters. DGMK-Tagungsberichte, Bd. 2015-1 [ISBN 978-3-941721-55-2], Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg, 407-414
Ghergut J., Behrens H., Sauter M. (2015) Planar and non-planar frac structures, seen by conservative/reactive tracers during injection-flowback and production. DGMK-Tagungsberichte, Bd. 2015-1 [ISBN 978-3-941721-55-2], Deutsche Gesellschaft für Mineralöl und Kohle, Hamburg, 567-574

im Tagungsband des DGK (“Der Geothermiekongress”),
Hrsg.: BVG, Berlin [Hrsg. bis 2013: GtV-BVG, Geeste/Berlin, mit ISBN]

Behrens H., Ghergut J., Wagner B., Wiegand B., Sauter M. (2021) ‘Impfdurchbrüche’: stoffliche und thermische Ausbeute im Licht niederparametrischer Modelle und künstlicher Tracersignale. Tagungsband DGK-2021 (digital), Hrsg.: BVG, Berlin, 10 pp.
Behrens H., Ghergut J., Sauter M. (2020) Endotracer-push-pull, synchrone vs. umsatzsyntone Dualtracersignale bei ratenabhängiger Belegung präferentieller Fließwege. Der-Digital-Geothermiekongress-2020, Hrsg.: BVG, Berlin, 5 pp.
Ghergut J., Behrens H., Sauter M., Wiegand B. (2019) Vorzeitiger thermischer Durchbruch – tracergestützte Erklärungsansätze. Tagungsband DGK-2019 (München 19.-21.11.), Hrsg.: BVG, Berlin, 7 pp.
Ghergut J., Bedoya González D. A., Wagner B., Wiegand B., Sauter M. (2018) When endo-tracers get into (reactivated) fault zones – what do they tell? Tagungsband DGK-2018 (Essen 27.-29.11.) Hrsg.: BVG, Berlin, 8 pp.
Ghergut J., Behrens H., Sauter M., Schmidt S., Wagner B. (2016) Tracermethodische Entwicklungen im BMWi-Vorhaben ‘TRENDS’. Tagungsband DGK-2016 (Essen 29.11.-1.12.), Hrsg.: BVG, Berlin, 7 pp.
Ghergut I., Behrens H., Sauter M. (2013) Speicher-Durchfluss-Verteilung in geothermisch genutzten Malmaquiferen: durch Tracertests messbar? Tagungsband DGK-2013 (Essen 12.-14.11.), Hrsg: GtV-BVG, Berlin [ISBN: 978-3-932570-68-1], 15 pp.
Ghergut I., Meixner J., Rettenmaier D., Licha T., Maier F., Nottebohm M., Sauter M. (2012) Tracer-/ Wärmetransportentkopplung in einem heterogenen störungszonengeprägten Hydrothermalreservoir im Oberrheingraben. Tagungsband DGK-2012 (Karlsruhe 13.-16.11.), Hrsg: GtV-BVG, Berlin [ISBN: 978-3-932570-67-4], 11 pp.
und 10 weitere, 2007 bis 2013 mit ISBN

im Jahresbericht des Instituts für Hydrologie [ISSN: 0942-6809],
GSF-Forschungszentrum Neuherberg

Naumann U, Ghergut I, Seiler K-P, Trimborn P, Stichler W (2003): Nährstoffverweilzeiten und Kohlenstoffverfügbarkeit für Biodenitrifikation in vier Grundwasserreaktoren. GSF-IfH Jahresbericht 2002, 114-116
Ghergut I, Maloszewski P, Seiler K-P, Stichler W (2003) Zur theoretischen Grundlage einer prozessorientierten Kontrolle der Bewirtschaftung tiefer Grundwässer ('Frühwarnsystem'). GSF-IfH Jahresbericht 2002, 126-128
Ghergut I, Seiler K-P, Maloszewski P (2003): Umweltisotopenantwort auf tiefe Wasserentnahmen warnt vor langfristiger Gefährdung der Grundwasserqualität. GSF-IfH Jahresbericht 2002, 132-134
Ghergut I, Maloszewski P, Seiler K-P (2003): Langfristiges Verhalten umweltisotopenbasierter Frühwarnsysteme zur Bewirtschaftung tiefer Grundwässer. GSF-IfH Jahresbericht 2002, 129-131
Fohrmann G, Ghergut I, Maloszewski P, Seiler K-P (2002) Zum reaktiven Kupfertransport in einem heterogenen quartären Kies. GSF-IfH Jahresbericht 2001, 174-178
Ghergut I, Maloszewski P, Stichler W (2002) Mikrobielle Besiedlungs- und Nährstoffverbrauchseffizienz in ungesättigter Strömung (Modellspekulationen). GSF-IfH Jahresbericht 2001, 126-140
Ghergut I (2002) Comparison between a distributed-parameter and a lumped-parameter description of average dispersion in a three-layer groundwater system. GSF-IfH Jahresbericht 2001, 156-162
Ghergut I, Maloszewski P, Naumann U, Seiler K-P (2001) Modellbetrachtung und numerische Simulationen zur Nitratreduktion in einem Bioreaktor. GSF-IfH Jahresbericht 2000, 61-78
Ghergut I, Seiler K-P, Maloszewski P (2001) Altersbetrachtungen in heterogenen Grundwasserleitern (analytische und numerische Ergebnisse). GSF-IfH Jahresbericht 2000, 98-114

Buchkapitelbeiträge, Abschlussberichtveröffentlichungen etc.

Beiträge in Geological Storage of CO₂ in Deep Saline Formations, Springer, 2016, Hrsg.: Niemi et al.
Kurzbeitrag in Atlas of microbial mat features preserved within the clastic rock record (Atlases in Geoscience, Vol. 2, eds.: J. Schieber et al., Elsevier, pp. 258-265)
Kurzbeitrag in ModelCARE'2005 (IAHS Publ. 304, 2006, pp. 17-24)
Kurzbeitrag in Nitrates in Groundwater (IAH Selected Papers on Hydrogeology, 5, pp. 77-86)
Kurzbeitrag in New approaches characterizing groundwater flow (Vol. 1, 2001, pp. 327-334)
Ghergut J., Sauter M. (2015) Hydraulic, thermal and tracer tests at wellbore and reservoir scale. In: Final Report of Geothermal Energy and High-Performance Drilling Collaborative Research Program (‘gebo’). EFZN-Schriftenreihe, 30(1), pp. 203-225
cf. Abschlussberichte für BMU-Vorhaben 'SmartTracers', 'LOGRO/B', WP-Deliverables zu EU-MUSTANG, EU-FracRisk

open-access in EGUsphere, IGA paper database, etc.

Behrens H., Ghergut J., Wiegand B., Wagner B., Sauter M. (2022) Do tracer tests enable model-independent predictions of georeservoir output? two examples from Southern Germany, involving thermal drawdown and solute co-production. EGU General Assembly, EGU22-6133, abstract, short video
||> in modest, but sufficient resolution (25 MB)
||> in high resolution (1920x1080, 75 MB)
Behrens H., Ghergut J., Sauter M. (2021) Non-penetrated large-/mid-scale fractures: blind spot or ‘nebula’ for artificial tracers in inter-well tests. EGUsphere, https://doi.org/10.5194/egusphere-egu21-13435
[pdf, 2.2 MB] and short video here
Adu D. N., Ghergut J., Sauter M., Wagner B., Wiegand B., Yamah M. (2020) Poroelasticity and self-stimulation around geothermal producers in quadruplet versus triplet configurations. EGUsphere, EGU-2020-3911, 7 pp.
Herzberger P., Münch W., Kölbel T., Bruchmann U., Schlagermann P., Hötzl H., Wolf L., Rettenmaier D., Steger H., Zorn R., Seibt P., Möllmann G.-U., Sauter M., Ghergut J., Ptak T. (2010) The Geothermal Power Plant Bruchsal. Procs. World Geothermal Congress 2010 (Bali, Indonesia), paper #0619, 6 pp.
Nottebohm M., Licha T., Ghergut I., Nödler K., Sauter M. (2010) Development of Thermosensitive Tracers for Push-Pull Experiments in Geothermal Reservoir Characterization. Procs. World Geothermal Congress 2010 (Bali, Indonesia), paper #2218, 6 pp.

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