diff --git a/web/content/docs/benchmarks/small-deformations/arehs-salt-T_elements.png b/web/content/docs/benchmarks/small-deformations/arehs-salt-T_elements.png new file mode 100644 index 0000000000000000000000000000000000000000..25ae19bb94e70d83f47cf07c89e08965c3fb00f3 Binary files /dev/null and b/web/content/docs/benchmarks/small-deformations/arehs-salt-T_elements.png differ diff --git a/web/content/docs/benchmarks/small-deformations/arehs_salt_dome_creep_hete_T_ref.md b/web/content/docs/benchmarks/small-deformations/arehs_salt_dome_creep_hete_T_ref.md new file mode 100644 index 0000000000000000000000000000000000000000..67558b9099bb3a7aab4f172879fe4d76206ed323 --- /dev/null +++ b/web/content/docs/benchmarks/small-deformations/arehs_salt_dome_creep_hete_T_ref.md @@ -0,0 +1,53 @@ ++++ +author = "Wenqing Wang" +weight = 113 +project = "Mechanics/CreepWithHeterogeneousReferenceTemperature/arehs-salt-M_gravity_only_element_refT.prj" +date = "2021-06-21T11:28:56+02:00" +title = "Creep analysis with a heterogeneous reference temperature" +[menu] + + [menu.benchmarks] + parent = "small-deformations" + ++++ + +This plane strain creep problem is based on the conceptional model of salt dome presented + in Bruns [[1]](#1) and one of the benchmarks of the AREHS project + (https://www.overleaf.com/project/5e908e022978e30001bc6b44). + It is used here to test the use of the element wise distributed + reference temperature. + +The 2D domain is a rectangle with a size of 6000 m $\times$ 3000 m. The + displacement in the normal direction of the lateral and the bottom boundaries are fixed. +The top boundary is traction free. +The BGRa creep model with the parameters of $A=0.18\, \mbox{d}^{-1}$, +$m=5$, $Q=54 \mbox{ kJ/mol}$ is used for the creep analysis. +The other material parameters are listed in the following table: + +| | Over burden | Cap rock | Salt rock | Basement | +|---|---|---|---|---| +| Youngs' modulus [GPa]| 7.7| 15.6 | 25.0 | 15.6 | +| Poisson ratio | 0.28 | 0.3 | 0.25 | 0.3| +| Density [kg/m$^3$]| 1925.0 | 2700.0 | 2140.0 |2700 | + +The reference temperature is shown in the following figure: +<p align="center"> +<img src="../arehs-salt-T_elements.png" alt="drawing" width="400"/> +</p> +The initial stresses were obtained by conducting a simulation of the pure elastic +deformation in the same domain under the gravitational force. + +As a benchmark, only one thousand years' creep with six time steps is considered. + +The following two figures shown the results of stress magnitude and displacement +magnitude at the last time step: +<p align="center"> +<img src="../arehs_saltdome_creep_S.png" alt="drawing" width="600"/> +</p> +<p align="center"> +<img src="../arehs_saltdome_creep_u.png" alt="drawing" width="600"/> +</p> + +## References + +<a id="1">[1]</a>{{< bib "Bruns2011" >}} \ No newline at end of file diff --git a/web/content/docs/benchmarks/small-deformations/arehs_saltdome_creep_S.png b/web/content/docs/benchmarks/small-deformations/arehs_saltdome_creep_S.png new file mode 100644 index 0000000000000000000000000000000000000000..ddd12a291bc60f4ccf042d7d50555487f202fa31 Binary files /dev/null and b/web/content/docs/benchmarks/small-deformations/arehs_saltdome_creep_S.png differ diff --git a/web/content/docs/benchmarks/small-deformations/arehs_saltdome_creep_u.png b/web/content/docs/benchmarks/small-deformations/arehs_saltdome_creep_u.png new file mode 100644 index 0000000000000000000000000000000000000000..77b20f6a5e082cf815b985457f842e2b7a0758cb Binary files /dev/null and b/web/content/docs/benchmarks/small-deformations/arehs_saltdome_creep_u.png differ diff --git a/web/data/bib_other.yaml b/web/data/bib_other.yaml index 27cff027b8ec72a32938304305d8b6b8029c5f35..d2f8020b8136657a31899f330f151398c9148338 100644 --- a/web/data/bib_other.yaml +++ b/web/data/bib_other.yaml @@ -231,3 +231,31 @@ entries: last: M{\"u}ller - first: P last: Knabner + + Bruns2011: + type: techreport + title: 'Glazigene Beeinflussung von Wirtsgesteinstypen Ton und Salz und + deren Einflüsse auf die Eignung zur Aufnahme eines HAW-Endlagers' + journal: Abschlussbericht + volume: '292' + number: + year: '2012' + author: + - first: J. + last: Bruns + - first: L. + last: Boetticher + - first: H. + last: Doose + - first: M. + last: Cottrell + - first: P. + last: Wolff + - first: R.M. + last: G{\"u}nther + - first: D. + last: Naumann + - first: T. + last: Popp + - first: K. + last: Salzer