Comparison of advanced constitutive models for the mechanical behavior of rock salt: Results from a joint research project - II. Numerical modeling of two in situ case studies and comparison

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Authors

  • Z. Hou
  • R. Wolters
  • R. Rokahr
  • D. Zapf
  • K. Salzer
  • R. M. Günther
  • W. Minkley
  • A. Pudewills
  • U. Heemann
  • O. Schulze
  • F. Zetsche
  • Andreas Hampel

Research Organisations

External Research Organisations

  • Clausthal University of Technology
  • Institute of Geomechanics GmbH Leipzig (IfG)
  • Karlsruhe Institute of Technology (KIT)
  • Federal Institute for Geosciences and Natural Resources (BGR)
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Details

Original languageEnglish
Title of host publicationProceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt
Pages89-98
Number of pages10
Publication statusPublished - 2007
Event6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt - Hannover, Germany
Duration: 22 May 200725 May 2007

Publication series

NameProceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt

Abstract

In the second part of the joint research project, the partners performed model calculations on two different underground structures in order to check, demonstrate and compare the abilities of their constitutive models and calculation tools. The first structure was a 35-year-old horizontal drift in 720 m depth in the salt mine "Sondershausen", the second consisted of a room-and-pillar model bearing system with a pillar slenderness of α = 1 under three different loads. The results from the benchmark calculations of the project partners are discussed in comparison with each other and, in case of the horizontal drift, also with in-situ measurements. Except for two calculations of the slender pillar under very high loads, all partners got comparable results with a good agreement between the measured and the calculated minimum stresses, deformation rates as well as the permeability profiles of the 35-year-old drift in the Sondershausen salt mine.

ASJC Scopus subject areas

Cite this

Comparison of advanced constitutive models for the mechanical behavior of rock salt: Results from a joint research project - II. Numerical modeling of two in situ case studies and comparison. / Hou, Z.; Wolters, R.; Rokahr, R. et al.
Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt. 2007. p. 89-98 (Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt).

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Hou, Z, Wolters, R, Rokahr, R, Zapf, D, Salzer, K, Günther, RM, Minkley, W, Pudewills, A, Heemann, U, Schulze, O, Zetsche, F & Hampel, A 2007, Comparison of advanced constitutive models for the mechanical behavior of rock salt: Results from a joint research project - II. Numerical modeling of two in situ case studies and comparison. in Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt. Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt, pp. 89-98, 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt, Hannover, Germany, 22 May 2007.
Hou, Z., Wolters, R., Rokahr, R., Zapf, D., Salzer, K., Günther, R. M., Minkley, W., Pudewills, A., Heemann, U., Schulze, O., Zetsche, F., & Hampel, A. (2007). Comparison of advanced constitutive models for the mechanical behavior of rock salt: Results from a joint research project - II. Numerical modeling of two in situ case studies and comparison. In Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt (pp. 89-98). (Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt).
Hou Z, Wolters R, Rokahr R, Zapf D, Salzer K, Günther RM et al. Comparison of advanced constitutive models for the mechanical behavior of rock salt: Results from a joint research project - II. Numerical modeling of two in situ case studies and comparison. In Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt. 2007. p. 89-98. (Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt).
Hou, Z. ; Wolters, R. ; Rokahr, R. et al. / Comparison of advanced constitutive models for the mechanical behavior of rock salt : Results from a joint research project - II. Numerical modeling of two in situ case studies and comparison. Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt. 2007. pp. 89-98 (Proceedings of the 6th Conference on the Mechanical Behavior of Salt 'SALTMECH6' - The Mechanical Behavior of Salt - Understanding of THMC Processes in Salt).
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abstract = "In the second part of the joint research project, the partners performed model calculations on two different underground structures in order to check, demonstrate and compare the abilities of their constitutive models and calculation tools. The first structure was a 35-year-old horizontal drift in 720 m depth in the salt mine {"}Sondershausen{"}, the second consisted of a room-and-pillar model bearing system with a pillar slenderness of α = 1 under three different loads. The results from the benchmark calculations of the project partners are discussed in comparison with each other and, in case of the horizontal drift, also with in-situ measurements. Except for two calculations of the slender pillar under very high loads, all partners got comparable results with a good agreement between the measured and the calculated minimum stresses, deformation rates as well as the permeability profiles of the 35-year-old drift in the Sondershausen salt mine.",
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