GMS:SMS Package

From XMS Wiki
Revision as of 15:47, 26 July 2016 by Jcreer (talk | contribs)
Jump to navigationJump to search
MODFLOW
Pre-processing
MODFLOW Commands
Building a MODFLOW Model
Map to MODFLOW
Calibration
Packages Supported in GMS
Saving a MODFLOW Simulation
Importing MODFLOW Files
Unsupported MODFLOW Features
Run MODFLOW
Post-processing
MODFLOW Display Options
MODFLOW Post-Processing Viewing Options
Reading a MODFLOW Simulation
Tutorials
Packages
Flow: BCF6, HUF, LPF, UPW
Solvers:

DE4, GMG, NWT, PCG,

PCGN, LMG, SIP, SOR,

SMS
Other:

BAS6, BFH, CHD1, CLN,

DRN1, DRT1, EVT1, ETS1,

GAGE, GHB1, GNC, HFB1,

HUF, LAK3, MNW1, MNW2,

OUT1, RCH1, RIV1, SFR2,

STR1, SUB1, SWI2, WEL1,

UZF1
v • e

Example of the MODFLOW SMS Solver dialog.

The Sparse Matrix Solver (SMS) Package is the solver used by MODFLOW-USG. The MODFLOW SMS Solver dialog has the following options:

  • Max head change between outer iterations (L)(HCLOSE)
  • Max head change between inner iterations (L)(HCLOSE)
  • Max number of outer nonlinear iterations for problem (MXITER)
  • Max number of inner linear iterations for problem (ITER1)
  • Print additional info to listing file (IPRSMS)
    • (0) print nothing
    • (1) print summary
    • (2) print detail
  • Nonlinear solution method (NONLINMETH)
    • (-2) Picard with Cooley
    • (-1) Picard with Delta-Bar-Delta
    • (0) Picard
    • (1) Newton with Delta-Bar-Delta
    • (2) Newton and Cooley
  • Linear matrix solver (LINMETH)
    • (1) χMD
    • (2) PCGU
    • (3) SAMG
  • Options (OPTIONS)
    • SPECIFIED
    • SIMPLE
    • MODERATE
    • COMPLEX

Nonlinear Solution Method Options

  • Delta-bar-delta learning rate reduction factor (THETA)
  • Delta-bar-delta learning rate increment (AKAPPA)
  • Delta-bar-delta memory term factor (GAMA)
  • Nonlinear fraction history added (AMOMENTUM)
  • Maximum residual backtracking iterations (NUMTRACK)
  • Residual change tolerance (BTOL)
  • Residual change reduction size (BREDUC)
  • Residual reduction limit (RESLIM)

χMD Options

  • Acceleration method (IACL)
    • (0) conjugate gradient
    • (1) ORTHOMIN
    • (2) Bi-CGSTAB
  • Ordering scheme (NORDER)
    • (0) original ordering
    • (1) RCM ordering
    • (2) minimum degree ordering
  • ILU decomposition level of fill (LEVEL)
  • Number of orthogonalizations for ORTHOMIN accel. (NORTH)
  • Reduced system (IREDSYS)
    • (0) do not apply
    • (1) apply
  • Residual tolerance criterion (RRCTOL)
  • Perform drop tolerance (IDROPTOL)
    • (0) do not perform
    • (1) perform
  • Drop tolerance value (EPSRN)

PCGU Options

  • Linear acceleration method (CLIN)
    • CG
    • BCGS
  • Preconditioner (IPC)
    • (0) None
    • (1) Jacobi
    • (2) ILU(0)
    • (3) MILU(0)
  • Matrix scaling approach (ISCL)
    • (0) None
    • (1) POLCG preconditioner
    • (2) l2 norm
  • Matrix reordering approach (IORD)
    • (0) Original
    • (1) reverse Cuthill Mckee
    • (2) minimum degree
  • Convergence flow residual tolerance (L^3)(RCLOSEPCGU)
  • MILU(0) relaxation factor (RELAXPCGU)


v • e
GMS – Groundwater Modeling System
Modules:2D Grid  •  2D Mesh  •  2D Scatter Point  •  3D Grid  •  3D Mesh  •  3D Scatter Point  •  Boreholes  •  GIS  •  Map  •  Solid  •  TINs  •  UGridsGMS Logo2.png
Models:FEFLOW  •  FEMWATER  •  HydroGeoSphere  •   MODAEM  •  MODFLOW  •  MODPATH  •  mod-PATH3DU  •  MT3DMS  •  MT3D-USGS  •  PEST  •  PHT3D  •  RT3D  •  SEAM3D  •  SEAWAT  •  SEEP2D  •  T-PROGS  •  ZONEBUDGET
Aquaveo
Retrieved from "https://www.xmswiki.com/index.php?title=GMS:SMS_Package&oldid=108876"