GMS:GMG Package: Difference between revisions
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{{MODFLOW Links}} | {{MODFLOW Links}} | ||
The GMG package is one of four [[GMS:MODFLOW Packages Supported in GMS#Solver Packages|solver packages]] for MODFLOW supported by GMS. The GMG solver is an iterative solver based on a multi-grid approach. | The GMG package is one of four [[GMS:MODFLOW Packages Supported in GMS#Solver Packages|solver packages]] for MODFLOW supported by GMS. The GMG solver is an iterative solver based on a multi-grid approach. | ||
Parameters include: | |||
* Inner convergence residual (RCLOSE) | |||
* Maximum inner iterations (IITER) | |||
* Outer convergence residual (HCLOSE) | |||
* Maximum outer iterations (MAXITER) | |||
* Damping parameter (DAMP) | |||
* Damping option (IADAMP) | |||
* Maximum damping (DUP) | |||
* Minimum damping (DLOW) | |||
* Maximum head change (CHGLIMIT) | |||
* Output flag (IOUTGMG) | |||
* Maximum head output (IUNITMHC) | |||
* Multi-grid preconditioner smoothing (ISM) | |||
* Multi-grid preconditioner coarsening (ISC) | |||
* Relocation parameter (RELAX) | |||
For more info on the GMG solver look at the following document: | For more info on the GMG solver look at the following document: |