Leitung der Professur

Vertr.-Prof. Dr.-Ing. Patrick Staubach

Adresse: Coudraystraße 11c, Zi. 209
Telefon: +49 (0) 3643 / 58 45 54
E-mail: patrick.staubach[at]uni-weimar.de
Termine nach Vereinbarung

JahrVeröffentlichung
2023

P. Staubach, L. Tschirschky, J. Machaček, T. Wichtmann: Monopile installation in clay and subsequent response to millions of lateral load cycles. Computers and Geotechnics 155:105221, 2023. doi.org/10.1016/j.compgeo.2022.105221

P. Staubach, I. Kimmig, J. Machaček, T. Wichtmann, Th. Triantafyllidis: Deep vibratory compaction simulated using a high-cycle accumulation model. Soil Dynamics and Earthquake Engineering 166:107763, 2023. doi.org/10.1016/j.soildyn.2023.107763

P. Staubach, J. Machaček: Separating fluid and solid contact constraints for hydro-mechanically coupled finite elements discretising fluid displacement. Computer Methods in Applied Mechanics and Engineering 417:116451, 2023. doi.org/10.1016/j.cma.2023.116451

J. Machaček, W. Fuentes, P. Staubach, H. Zachert, T. Wichtmann, Th. Triantafyllidis: A Theory of Porous Media for unsaturated soils with residual water and occluded air. Computers and Geotechnics 157, 2023. doi.org/10.1016/j.compgeo.2023.105324

P. Staubach: Zur numerischen Modellierung der Pfahlinstallation, Pfahl-Symposium 2023, Mitteilung des Instituts für Geomechanik und Geotechnik Technische Universität Braunschweig Heft 113, 45-75, 2023

P. Staubach, I. Kimmig, J. Machaček, T. Wichtmann, Th. Triantafyllidis: Reply to the discussion by V. Osinov et al. on “Deep vibratory compaction simulated using a high-cycle accumulation model” [Soil Dyn Earthq Eng 2023; 166: 107763], Soil Dynamics and Earthquake Engineering 171:107944, 2023. doi.org/10.1016/j.soildyn.2023.107944.

T. Wichtmann, M. Tafili, P. Staubach, J. Machaček: Soil behaviour under cyclic loading – experiments, constitutive modelling and numerical applications. Keynote lecture at the 10th European Conference on Numerical Methods in Geotechnical Engineering, London, 2023. doi.org/10.53243/NUMGE2023-435

J. Machaček, P. Staubach: One-point integrated hourglass-enhanced u-U elements with mortar fluid-phase contact and Sanisand interface. 10th European Conference on Numerical Methods in Geotechnical Engineering, London, 2023. doi.org/10.53243/NUMGE2023-168

J. Machaček, P. Staubach: Entwicklungen in der numerischen Modellierung geotechnischer Randwertprobleme: Automatische Parameterkalibrierung, erdbebeninduzierte Verflüssigung und Ausziehwiderstand von Verpressankern. Bautechnik 100, 2023.  doi.org/10.1002/bate.202300060

T. Wichtmann, M. Tafili, P. Staubach, J. Machaček, Christoph Schmüdderich, Wolfgang Lieske: Perspectives, demands and challenges of future research in Soil Mechanics and Soil Dynamics. Herausforderungen in der Geotechnik - 25 Jahre Institut für Geotechnik und Baubetrieb, Technische Universität Hamburg, 2023

D. Wegener, P. Staubach, J. Machaček, T. Wichtmann: Ermittlung bleibender Bodenverformungen von dynamisch belasteten Flachgründungen, 17. Hans Lorenz Symposium, Berlin, 2023

P. Staubach, M. Martinelli: MPM vs. CEL: Numerical modelling of penetration processes, Symposium on Energy Geotechnics: Accelerating the energy transition, Delft, Netherlands, 2023.  doi.org/10.59490/seg.2023.600

L. Tschirschky, P. Staubach, J. Machaček, B. Bienen, T. Wichtmann: Zur numerischen Untersuchung des Langzeitverhaltens von Suction Caisson Gründungen unter zyklischer Belastung, Ohde Kolloquium, Karlsruhe, 2023

P. Staubach, J. Machaček, T. Wichtmann: Numerical investigation of the pile installation process in clay and its influence on the long-term cyclic lateral response of offshore foundations, Geotechnics for Sustainable Infrastructure Development - Geotec Hanoi, 2023

2022

P. Staubach, J. Machaček, M. Tafili, T. Wichtmann: A high-cycle accumulation model for clay and its application to monopile foundations, Acta Geotechnica 17(11):677–698, 2022, doi.org/10.1007/s11440-021-01446-9

P. Staubach, J. Machaček, T. Wichtmann: Novel approach to apply existing constitutive soil models to the modelling of interfaces, International Journal for Numerical and Analytical Methods in Geomechanics 46(7):1241–1271, 2022, doi.org/10.1002/nag.3344

P. Staubach, J. Machaček, T. Wichtmann: Mortar contact discretisation methods incorporating interface models based on Hypoplasticity and Sanisand: application to vibratory pile driving, Computers and Geotechnics 146:104677, 2022, doi.org/10.1016/j.compgeo.2022.104677

P. Staubach, J. Machaček, B. Bienen, T. Wichtmann: Long-term response of piles to cyclic lateral loading following vibratory and impact driving in water-saturated sand, Journal of Geotechnical and Geoenvironmental Engineering 148(11):4022097, 2022, doi.org/10.1061/(ASCE)GT.1943-5606.0002906

P. Staubach, J. Machaček, L. Tschirschky, T. Wichtmann: Enhancement of a high-cycle accumulation model by an adaptive strain amplitude and its application to monopile foundations, International Journal for Numerical and Analytical Methods in Geomechanics, 46(2):315–338, 2022, ISSN 1096-9853, doi.org/10.1002/nag.3301

J. Machaček, P. Staubach, C. Grandas, T. Wichtmann, H. Zachert: On the automatic parameter calibration of a hypoplastic soil model, Acta Geotechnica 17(11):5253-5273, doi.org/10.1007/s11440-022-01669-4

C. Schmüdderich, J. Machaček, F. Prada, P. Staubach, T. Wichtmann: Strain-dependent slope stability for earthquake loading. Computers and Geotechnics 152:105048, 2022, doi.org/10.1016/j.compgeo.2022.105048.

P. Staubach, J. Machaček, L. Rentzsch, T. Wichtmann: Impact of the installation process on piles subjected to lateral high-cyclic loading: back-analysis of model tests using a high-cycle accumulation model, Proceedings of the 7th International Young Geotechnical Engineers Conference, Sydney, Australian Geomechanics Society, 2022, 485–490

P. Staubach, J. Machaček, T. Wichtmann: Impact of the constitutive contact model on the simulation of model tests on monopiles with high-cyclic loading. Proceedings of the 20th International Conference on Soil Mechanics and Geotechnical Engineering, Sydney, Australian Geomechanics Society, 2022, 2685-2690

P. Staubach, J. Machaček: Langzeitverhalten von hochzyklisch beanspruchten Pfahlgründungen unter Berücksichtigung des Installationsprozesses. 37. Baugrundtagung, DGGT, 2022, https://dggt.de/images/bgt2022-S1.pdf

J. Machaček, S. Siegel, P. Staubach, H. Zachert: Automatic parameter calibration of two advanced constitutive models. Proceedings of the 16th International Conference of IACMAG Vol. 3, Challenges and Innovations in Geomechanics (Springer), doi.org/10.1007/978-3-031-12851-6_14, 2022

J. Machaček, F. Brosz, P. Staubach, T. Wichtmann, H. Zachert: Back-calculations of centrifuge tests on pile groups subjected to high-cyclic loading. DFI-EFFC International Conference on Deep Foundations and Ground Improvement: Smart Construction for the Future, 2022, 534-544

T. Wichtmann, M. Tafili, J. Machaček, P. Staubach, F. Prada: Influence of the constitutive model on the prediction of the long-term behaviour of monopiles in sand. Workshop Numerische Methoden in der Geotechnik, Hamburg, 2022, 10.15480/882.4607

P. Staubach: Contributions to the numerical modelling of pile installation processes and high-cyclic loading of soils, Schriftenreihe des Lehrstuhls für Bodenmechanik, Grundbau und Umweltgeotechnik, Ruhr-Universität Bochum, Heft 73, 2022, Dissertation, link

2021

P. Staubach, J. Machaček, J. Skowronek, T. Wichtmann: Vibratory pile driving in water-saturated sand: Back-analysis of model tests using a hydro-mechanically coupled CEL method, Soils and Foundations, 2021, ISSN 0038-0806, doi.org/10.1016/j.sandf.2020.11.005

P. Staubach, J. Machaček, T. Wichtmann: Large-deformation analysis of pile installation with subsequent lateral loading: Sanisand vs. Hypoplasticity. Soil Dynamics and Earthquake Engineering, Volume 151, 2021, ISSN 0267-7261, doi.org/10.1016/j.soildyn.2021.106964

P. Staubach, J. Machaček, R. Sharif, T. Wichtmann: Back-analysis of model tests on piles in sand subjected to long-term lateral cyclic loading: Impact of the pile installation and application of the HCA model, Computers and Geotechnics, Volume 134, 104018, 2021, ISSN 0266-352X, doi.org/10.1016/j.compgeo.2021.104018

J. Machaček, P. Staubach: numgeo: A finite-element program for the simulation of hydro-mechanically coupled geotechnical processes. Fachsektionstagung Geotechnik, 2021. Deutsche Gesellschaft für Geotechnik e.V. (DGGT). https://www.numgeo.de/wp-content/uploads/2021/04/20210417_MachacekStaubach_FSTB2021.pdf

J. Machaček, P. Staubach, M. Tafili, H. Zachert, T. Wichtmann: Investigation of three sophisticated constitutive soil models: From numerical formulations to element tests and the analysis of vibratory pile driving tests, Computers and Geotechnics, Volume 138, 104276, 2021, ISSN 0266-352X, doi.org/10.1016/j.compgeo.2021.104276

2020

P. Staubach, T. Wichtmann: Long-term deformations of monopile foundations for offshore wind turbines studied with a high-cycle accumulation model. Computers and Geotechnics, Volume 124, 2020, ISSN 0266-352X, doi.org/10.1016/j.compgeo.2020.103553

P. Staubach, J. Machaček, M.C. Moscoso, T. Wichtmann: Impact of the installation on the long-term cyclic behaviour of piles in sand: a numerical study. Soil Dynamics and Earthquake Engineering, Volume 138, 2020, ISSN 0267-7261, doi.org/10.1016/j.soildyn.2020.106223

P. Staubach, J. Machaček, T. Wichtmann: Impact of the installation on the long-term behaviour of offshore wind turbine pile foundations. 4th International Symposium on Frontiers in Offshore Geotechnics

P. Staubach, J. Machaček, T. Wichtmann: Validierung eines hochzyklischen Akkumulationsmodells anhand von Modellversuchen an Monopiles mit einer großen Anzahl an Belastungszyklen. Leipziger Kolloquium „Forschung in der Geotechnik”. Leipzig, https://nbn-resolving.org/urn:nbn:de:bsz:l189-qucosa2-715365

2019

P. Staubach, J. Machaček: Influence of relative acceleration in saturated sand - Analytical approach and simulation of vibratory pile driving tests. Computers and Geotechnics, Volume 112, 2019, Pages 173-184, ISSN 0266-352X,  doi.org/10.1016/j.compgeo.2019.03.027

P. Staubach, J. Machaček: Einfluss der Relativbeschleunigung bei dynamischer Beanspruchung von Mehrphasenmedien am Beispiel der Vibrationsrammung. Fachsektionstage Geotechnik Würzburg, 2019, Pages 340-345, www.researchgate.net/publication/337011185_Einfluss_der_Relativbeschleunigung_bei_dynamischer_Beanspruchung_von_Mehrphasenmedien_am_Beispiel_der_Vibrationsrammung

2018J. Machaček, Th. Triantafyllidis, P. Staubach: Fully coupled simulation of an opencast mine subjected to earthquake loading. Soil Dynamics and Earthquake Engineering, Volume 115, 2018, Pages 853-867, ISSN 0267-7261, doi.org/10.1016/j.soildyn.2018.09.016

Finite Elemente Programm numgeo