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problems:groundingline [2012/11/21 23:06] gag [Grounding Line Dynamics] |
problems:groundingline [2014/11/13 10:07] (current) gag [Example] |
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Here is a flowchart of the SIF file required to solve for the GL dynamics. | Here is a flowchart of the SIF file required to solve for the GL dynamics. | ||
- | * 1/ [[solvers: | + | * 1/ Initialise the '' |
- | * 2/ Compute the [[solvers: | + | |
+ | * 2/ Compute the [[solvers: | ||
< | < | ||
ComputeNormal Condition = Variable GroundedMask | ComputeNormal Condition = Variable GroundedMask | ||
Real MATC "tx + 0.5" | Real MATC "tx + 0.5" | ||
</ | </ | ||
+ | | ||
* 3/ Compute the nodal force induced by the water pressure at the base of the ice-shelf using [[solvers: | * 3/ Compute the nodal force induced by the water pressure at the base of the ice-shelf using [[solvers: | ||
- | * 4/ Execute the Stokes solver. The contact is tested and updated during the non-linear iteration loop from the [[userfunctions: | + | |
- | * 5/ Solve for the upper free surface evolution using the FreeSurfaceSolver (See information [[tips: | + | |
+ | < | ||
+ | Slip Coefficient 2 = Variable Coordinate 1 | ||
+ | Real Procedure " | ||
+ | </ | ||
+ | | ||
+ | * 5/ Solve for the upper free surface evolution using the //FreeSurfaceSolver// (See information [[tips: | ||
+ | |||
+ | * 6/ Solve for the lower free surface evolution. | ||
+ | |||
+ | * 7/ Update the Mesh using // | ||
+ | |||
+ | * 8/ Update the '' | ||
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Durand G., O. Gagliardini, | Durand G., O. Gagliardini, | ||
+ | |||
+ | Gagliardini, | ||
+ | |||
+ | |||
+ | ==== Example ==== | ||
+ | An example, not solving for the grounding line, but for a basal cavity opening at the interface between ice and a rigid bedrock, can be found in '' | ||
+ | A second example using the MISMIP setup and two free surfaces can be found in '' | ||
+ |