B05: Hydromechanics of fractures and fracture networks: A combined numerical multi-scale and experimental investigation

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1 to 10 of 11 Results

Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio Madadi, Hamid; Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression", https://doi.org/10.18419/DARUS-3593, DaRUS, V1, UNF:6:DTxQmNKgTlIShukG5ETziA== [fileUNF] This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0060-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 30...
Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension", https://doi.org/10.18419/DARUS-3588, DaRUS, V1, UNF:6:aoD22efdw3P9pBZkFbmlkQ== [fileUNF] This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0015-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 5...
Direct and Indirect Measurement of Complex Poisson's Ratio - Indirect Measurement in Torsion and Tension Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio Fauser, Dominik; Rodríguez Agudo, José Alberto; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Indirect Measurement in Torsion and Tension", https://doi.org/10.18419/DARUS-3590, DaRUS, V1 This data set contains indirectly calculated complex Poisson's ratio by determining the complex Young's E* and complex shear modulus G* from torsion and tension measurements. The measurements were performed on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 3 mm. Frequency measurements were per...
POREMAPS 1.0.0: Code, Benchmarks, Applications Jun 21, 2024 - POREMAPS: Code, Benchmarks, Applications Krach, David; Ruf, Matthias; Steeb, Holger, 2024, "POREMAPS 1.0.0: Code, Benchmarks, Applications", https://doi.org/10.18419/DARUS-3676, DaRUS, V1 Initial release 1.0.0 for POREMAPS, PORous Media Anisotropic Permeability Solver for Stokes flow including benchmarks and applications according to Krach et al. (2024). POREMAPS is a Finite Difference Method (FDM) -based parallized Stokes flow solver using MPI, specifically designed to process large binarized 3D image datasets of porous media such...
Numerical investigation results of 3D porous structures using stochastic reconstruction algorithm Sep 6, 2023 - Publication: Development of stochastically reconstructed 3D porous media micromodels using additive manufacturing: numerical and experimental validation Lee, Dongwon; Ruf, Matthias; Yiotis, Andreas; Steeb, Holger, 2023, "Numerical investigation results of 3D porous structures using stochastic reconstruction algorithm", https://doi.org/10.18419/DARUS-3244, DaRUS, V1 This dataset contains the outcomes of conducted numerical simulations, rooted in designs generated using a stochastic algorithm devised by Quiblie (1984), Adler et al. (1990), and Hyman et al. (2014). Moreover, the investigation employed Lattice Boltzmann simulation, as used in previous study by Psihogios et al. (2007), where the simulations were f...
micro-XRCT datasets of stochastically reconstructed 3D porous media micromodels manufactured by additive manufacturing Sep 6, 2023 - Publication: Development of stochastically reconstructed 3D porous media micromodels using additive manufacturing: numerical and experimental validation Ruf, Matthias; Lee, Dongwon; Yiotis, Andreas; Steeb, Holger, 2023, "micro-XRCT datasets of stochastically reconstructed 3D porous media micromodels manufactured by additive manufacturing", https://doi.org/10.18419/DARUS-3243, DaRUS, V1 This dataset contains micro X-ray Computed Tomography (micro-XRCT) scan data sets (projection, reconstructed, and binarized images) of 3D porous media micromodels manufactured by additive manufacturing using the Material Jetting (MJ) method. The micromodel geometries were designed using the stochastic model proposed by Quiblie (1984), Adler et al....
Image enhancement code: time-resolved tomograms of EICP application using 3D U-net Feb 7, 2023 - Publication: Machine learning assists in increasing the time resolution of X-ray tomography Lee, Dongwon; Steeb, Holger, 2023, "Image enhancement code: time-resolved tomograms of EICP application using 3D U-net", https://doi.org/10.18419/DARUS-2991, DaRUS, V1 This dataset contains the codes to reproduce the results of "Time resolved micro-XRCT dataset of Enzymatically Induced Calcite Precipitation (EICP) in sintered glass bead columns", cf. https://doi.org/10.18419/darus-2227. The code takes "low-dose" images as an input where the images contain many artifacts and noise as a trade-off of a fast data acq...
Fracture network segmentation Jul 7, 2021 - Publication: Detecting micro fractures with X-ray computed tomography Lee, Dongwon; Nikolaos, Karadimitriou; Steeb, Holger, 2021, "Fracture network segmentation", https://doi.org/10.18419/DARUS-1847, DaRUS, V1 This dataset contains the codes to reproduce the five different segmentation results of the paper Lee et al (2021). The original dataset before applying these segmentation codes could be found in Ruf & Steeb (2020). The adopted segmentation methods in order to identify the micro fractures within the original dataset are the Local threshold, Sato, C...
micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 600°C Jun 22, 2020 - Publication: An open, modular, and flexible micro X-ray computed tomography system for research Ruf, Matthias; Steeb, Holger, 2020, "micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 600°C", https://doi.org/10.18419/DARUS-682, DaRUS, V1 micro-XRCT data set (projection and reconstructed images) of a Carrara marble core with a diameter of 5 mm. The sample was extracted with a water-cooled diamond drill from a bigger sample with a diameter of 30 mm and a length of 80 mm which was before subjected to following thermal treatment to initiate cracks: Starting at room temperature (20°C) t...
micro-XRCT data set of an in-situ flow experiment with an X-ray transparent flow cell Jun 22, 2020 - Publication: An open, modular, and flexible micro X-ray computed tomography system for research Ruf, Matthias; Steeb, Holger, 2020, "micro-XRCT data set of an in-situ flow experiment with an X-ray transparent flow cell", https://doi.org/10.18419/DARUS-691, DaRUS, V1 Micro-XRCT data sets (projection and reconstructed images) of an in-situ experiment with an X-ray transparent flow cell. As a porous medium, a 3 mm cylindrical sandstone core from the County of Bentheim was investigated. The conceptual design of the cell was presented in Fusseis et al. (2014) and offers the possibility to apply a confining and back...

Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression

Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio

Madadi, Hamid; Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression", https://doi.org/10.18419/DARUS-3593, DaRUS, V1, UNF:6:DTxQmNKgTlIShukG5ETziA== [fileUNF]

This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0060-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 30...

Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension

Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio

Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension", https://doi.org/10.18419/DARUS-3588, DaRUS, V1, UNF:6:aoD22efdw3P9pBZkFbmlkQ== [fileUNF]

This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0015-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 5...

Direct and Indirect Measurement of Complex Poisson's Ratio - Indirect Measurement in Torsion and Tension

Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio

Fauser, Dominik; Rodríguez Agudo, José Alberto; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Indirect Measurement in Torsion and Tension", https://doi.org/10.18419/DARUS-3590, DaRUS, V1

This data set contains indirectly calculated complex Poisson's ratio by determining the complex Young's E* and complex shear modulus G* from torsion and tension measurements. The measurements were performed on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 3 mm. Frequency measurements were per...

POREMAPS 1.0.0: Code, Benchmarks, Applications

Jun 21, 2024 - POREMAPS: Code, Benchmarks, Applications

Krach, David; Ruf, Matthias; Steeb, Holger, 2024, "POREMAPS 1.0.0: Code, Benchmarks, Applications", https://doi.org/10.18419/DARUS-3676, DaRUS, V1

Initial release 1.0.0 for POREMAPS, PORous Media Anisotropic Permeability Solver for Stokes flow including benchmarks and applications according to Krach et al. (2024). POREMAPS is a Finite Difference Method (FDM) -based parallized Stokes flow solver using MPI, specifically designed to process large binarized 3D image datasets of porous media such...

Numerical investigation results of 3D porous structures using stochastic reconstruction algorithm

Sep 6, 2023 - Publication: Development of stochastically reconstructed 3D porous media micromodels using additive manufacturing: numerical and experimental validation

Lee, Dongwon; Ruf, Matthias; Yiotis, Andreas; Steeb, Holger, 2023, "Numerical investigation results of 3D porous structures using stochastic reconstruction algorithm", https://doi.org/10.18419/DARUS-3244, DaRUS, V1

This dataset contains the outcomes of conducted numerical simulations, rooted in designs generated using a stochastic algorithm devised by Quiblie (1984), Adler et al. (1990), and Hyman et al. (2014). Moreover, the investigation employed Lattice Boltzmann simulation, as used in previous study by Psihogios et al. (2007), where the simulations were f...

micro-XRCT datasets of stochastically reconstructed 3D porous media micromodels manufactured by additive manufacturing

Sep 6, 2023 - Publication: Development of stochastically reconstructed 3D porous media micromodels using additive manufacturing: numerical and experimental validation

Ruf, Matthias; Lee, Dongwon; Yiotis, Andreas; Steeb, Holger, 2023, "micro-XRCT datasets of stochastically reconstructed 3D porous media micromodels manufactured by additive manufacturing", https://doi.org/10.18419/DARUS-3243, DaRUS, V1

This dataset contains micro X-ray Computed Tomography (micro-XRCT) scan data sets (projection, reconstructed, and binarized images) of 3D porous media micromodels manufactured by additive manufacturing using the Material Jetting (MJ) method. The micromodel geometries were designed using the stochastic model proposed by Quiblie (1984), Adler et al....

Image enhancement code: time-resolved tomograms of EICP application using 3D U-net

Feb 7, 2023 - Publication: Machine learning assists in increasing the time resolution of X-ray tomography

Lee, Dongwon; Steeb, Holger, 2023, "Image enhancement code: time-resolved tomograms of EICP application using 3D U-net", https://doi.org/10.18419/DARUS-2991, DaRUS, V1

This dataset contains the codes to reproduce the results of "Time resolved micro-XRCT dataset of Enzymatically Induced Calcite Precipitation (EICP) in sintered glass bead columns", cf. https://doi.org/10.18419/darus-2227. The code takes "low-dose" images as an input where the images contain many artifacts and noise as a trade-off of a fast data acq...

Fracture network segmentation

Jul 7, 2021 - Publication: Detecting micro fractures with X-ray computed tomography

Lee, Dongwon; Nikolaos, Karadimitriou; Steeb, Holger, 2021, "Fracture network segmentation", https://doi.org/10.18419/DARUS-1847, DaRUS, V1

This dataset contains the codes to reproduce the five different segmentation results of the paper Lee et al (2021). The original dataset before applying these segmentation codes could be found in Ruf & Steeb (2020). The adopted segmentation methods in order to identify the micro fractures within the original dataset are the Local threshold, Sato, C...

micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 600°C

Jun 22, 2020 - Publication: An open, modular, and flexible micro X-ray computed tomography system for research

Ruf, Matthias; Steeb, Holger, 2020, "micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 600°C", https://doi.org/10.18419/DARUS-682, DaRUS, V1

micro-XRCT data set (projection and reconstructed images) of a Carrara marble core with a diameter of 5 mm. The sample was extracted with a water-cooled diamond drill from a bigger sample with a diameter of 30 mm and a length of 80 mm which was before subjected to following thermal treatment to initiate cracks: Starting at room temperature (20°C) t...

micro-XRCT data set of an in-situ flow experiment with an X-ray transparent flow cell

Jun 22, 2020 - Publication: An open, modular, and flexible micro X-ray computed tomography system for research

Ruf, Matthias; Steeb, Holger, 2020, "micro-XRCT data set of an in-situ flow experiment with an X-ray transparent flow cell", https://doi.org/10.18419/DARUS-691, DaRUS, V1

Micro-XRCT data sets (projection and reconstructed images) of an in-situ experiment with an X-ray transparent flow cell. As a porous medium, a 3 mm cylindrical sandstone core from the County of Bentheim was investigated. The conceptual design of the cell was presented in Fusseis et al. (2014) and offers the possibility to apply a confining and back...

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