Los Alamos National Laboratory Go to the Lab's home page Search for people in the Lab's directory Search the Laboratory's Web site

Meshing for Geological Applications

Grid Projects



LaGriT Geologic Mesh Generation, Finite Element Mesh, Tet Mesh Refined on LaGriT
 

LaGriT Gallery
   Selected Project Images    2002 Catalog Images    Assorted Screenshots
 




SIMPLE EXAMPLES
Intersect Two 3D Tet Meshes, Refine Volume of Intersection, Remove Intersecting Tets LaGriT Geologic Mesh Generation, Finite Element Mesh, Triangulate Multiple Polygons, Maintain Interfaces

Hexahedra to 5, 6 or 24 Tetrahedra
Intersect Two Surfaces, Extract Line Object Defined by Surface Intersections
Intersect Two Surfaces, Make Hole in Surface Defined by Intersection
Compute Median Point of Tri, Quad, Hex, Tet and Color By Median Value
Triangulate a Polygon, Refine and Smooth the Triangulation
Triangulate a Degenerate Polygon
Connect Hex Elements to Tet Elements With Pyramids
Make two surfaces coincident where they cross
Sort and Reorder Element and Node Numbers Based on Multi-Key Sort of Coordinates
Build A Two Material Tet Mesh: A Sphere Inside a Cube
Build A Three Material Tet Mesh: A Sphere Inside a Cube and a Spherical Cap
Octree Refine Hex Mesh with 2 Surfaces
Octree Refine 1x1x1 Box with Wells

ADVANCED EXAMPLES

Write Exodus Stacked Mesh with facesets
LaGriT triangulated
Triangulate a Polygon, Refine and Smooth the Triangulation
Triangulate Multiple Matching Polygons, Refine and Smooth
CFEM Demos : 15 Demos with input control files and output GMV files.
Demos include inserting a fault into a background mesh, a series of 2D and
3D subduction zone geometry grids and some the SCEC benchmark problems.



Graphical Illustration of How Sort/Reorder Changes the Bandwidth of Sparse Matrix




Projects Alphabetically



Assorted Projects (open)
GOLEVKA Asteroid for A Safaeinili, JPL NASA
Hydro Thermal Ocean UCSC for E. Giambalvo
LaGriT Demo Grids For Los Alamos Science Article
LaGriT Demo Sphere Mesh Generation Using 6 Different Methods
Torus Mesh for Electromagnetic Computations
Mighty_North for T. Carney
HANFORD_2D_v1
Beowawe GFM V00 for M. Person
Beowawe GFM V01 for M. Person
Beowawe Block Model for M. Person
Mt Simon for Illinois Basin
NMT Coso for M. Person
Roer Valley Block Model w Faults and Mines
Roer Valley Faults
Murry Basin
LANL Ponderosa Hillslope for G. Zyvoloski
NRAP Springerville Version 01 for G. Zyvoloski
Next Generation Ecosystem Experiment (NGEE) ASU Soils for ATS and ParFlow
Next Generation Ecosystem Experiment (NGEE) Sample Images for S. Painter
Cylinder Mesh CO2 Leakage Study for T. Kremer
Studies for Voronoi Cells and Volumes 2018
RockWare Strat Data V2



Arctic Project (open)

Fine Scale Barrow Polygons

Index Fine Mesh 2016-2017

Index Fine Mesh 2013-2014

Multiple Polygons (v03_C_1 six layers plus ice)

Multiple Polygons (v03.1 six layers plus ice)

Single Polygon #40 (v03.0 six layers plus ice)

Single Polygon #40 (v02.0 five layers plus ice)

Single Polygon #40 (v01.0 prototype)


Intermediate Scale Stacked Meshes

Project Page and Downloads


Synthetic Polygon Process

Synthetic Polygon Generation Main Page

Random Point Generaton

Polygon Generation




ASCEM Project (open)

WIPP Culebra Mesh V2


WIPP Culebra Mesh V1


F-Basin 3D Mesh

Savannah River Tank II

Amanzi-Walkabout Demo Problem




CO2 (open)


CO2 corner point geometry for Insalah

CO2 Plume Study on Slope


Cylinder Mesh CO2 Leakage Study for T. Kremer

WY Surfaces from Petrel (2015)
WY CERC Subsets from Petrel (2013)
BigSky Carbon, Kevin Dome GFM 2012
WY STATE CO2, with Injection Well (2012)
WY STATE CO2, LaBarge Model seis3d (2011)
WY STATE CO2, Rock Springs Uplift 16K - Coarse Stack (2009)
WY STATE CO2, Rock Springs Uplift 16K - Refined Stack (2008)
WY STATE CO2, Rock Springs Uplift 16K - Extended Mesh (2014)


Crustal Dynamics (open)
Benchmark Strike Slip
LaGriT Geologic Mesh Generation, Finite Element Mesh, Landers/Hector Mine Fault Mesh
CFEM Demos : 15 Demos
with input control files and output GMV files.
Demos include inserting a fault into a background mesh,
a series of 2D and 3D subduction zone geometry grids,
and some the SCEC benchmark problems.

San Andreas Fault from SCEC Community Fault Model (CFM)
Benchmark Reverse Fault
Benchmark 5
Benchmark 7
Community Block Model
CBM 4 Block Prototype Mesh
Dipping Fault Block
Landers Hector Mine Benchmark
LaGriT Utility: Mesh to Point Interpolation
San Andreas 1906, Brad Aagaard, USGS




Discrete Fracture Network (ope n)

Example Discrete Fracture Network (DFN) Mesh

Discrete Fracture Network (DFN) Description





IDEAS East River (open)

Copper Creek Watershed
LaGriT Workflow

Lower Triangle Watershed
LaGriT Workflow

East River
two-meanders

Jaramillo
Watershed

East River
Index page for 2014-2015





LANL EP / ER (password protected)

EP Groundwater Projects

LaGriT Geologic Mesh Generation, Finite Element Mesh, Regional Waffle Mesh
Regional Groundwater Index (Nov 2017 and Earlier)
Waffle LGM3D with Cr Wells 2016 (smooth)
New Cr Surfaces May 2016
Waffle LGM3D with Cr Wells 2014 (stair-step)
LANL-Site / TA-54 Unstructured with Wells 2011
Waffle LGM3D 2008
LANL-Site LGM3D and LGM2D 2006
Early LANL Ground Water Projects 2006-2008
LANL-Site Water Table surfaces 2007 - 2008

TA-16 RDX 2016
TA-16 Subset 2007
TA-16 Shapes 2001
TA-16 Octree 2000

Cr 3D Vadose/Regional Aquifer Stacked Mesh 2016
Cr 3D Vadose/Regional Aquifer Octree Mesh 2008 - 2016
Cr 3D Vadose/Regional Aquifer Octree Mesh 2006 - 2008 (Report)

Espanola Basin Geologic Framework Model (GFM) 2006
Espanola Basin Mesh 2006
Espanola Basin and LANL Site 2002
Espanola Basin 3D V3 Octree 2000
Espanola Basin 3D V2 Octree 1999
Espanola Basin 3D V1 Octree 1999
Espanola Basin 3D V2 1999
Espanola Basin 3D V1 1999
Espanola Basin 3D Well O-1 2000
Espanola Basin 2D 1999

ER Local Site Projects

LaGriT Geologic Mesh Generation, Finite Element Mesh, Octree Site 2009
MDAG Index (2004 to Current)
AREA G PA 2009
AREA G PA 2004

TA-21 PA 2009

TA-53 LANSCE 2002

LA Canyon 2D 2000
LA Canyon 3D 2000

AREA H 2001
AREA H Shapes 2000

AREA L Well Proto V1
AREA L V6 2000
AREA L V5 2000
AREA L Shapes 2000



NTS / UGTA (password protected)



RM HFM Prime at Red Hot 2020

RM HFM Prime Slice of Trv2A 2016

RM Basecase Western Slice 2009

Piledriver Octree Mesh

Pahute Mesa U-20az 20x20x10 Uniform

Pahute Mesa ER-20 Test Bed Mesh A

Pahute Mesa ER-20-11 50x50x50 Uniform

Pahute Mesa U20WW Uniform Meshes

Rainier Mesa SUBCAU Rhino 2010

Rainier Mesa RM-SM HSU Index for 2008 models

NTS Yucca Flat Overview
NTS Yucca Flat Cross Section Y=4104500
NTS 2D Cross Section Mesh with Faults
NTS Crater 2D Radial
NTS Yucca Flat GFM
NTS Yucca Flat Alluvium
NTS Yucca Flat Alluvium w/ Craters Prototype
NTS Yucca Flat Alluvium w/ Craters 12 Grids
NTS Yucca Flat Volcanics
NTS Yucca Flat Volcanics Refine Working Points
NTS Yucca Flat Carbonates
NTS Frenchman Flat SubCAU ver_05
NTS Frenchman Flat SubCAU ver_04
NTS Frenchman Flat SubCAU ver_03
Frenchman98
NTS_Frenchman_2004_5
NTS_TYBO_Milestone98 LaGriT Geologic Mesh Generation, Finite Element Mesh, NTS Faults: NTS_PMOV_2002
NTS_ptracking_isotropic_cube
NTS_Faults_Geotrans_Method1
NTS Tuff Pile
NTS Tuff Pile 2004
NTS_CAU_resolution_study_2000
NTS_CAU_refine99
NTS_TYBO_EMBED_00
NTS_MODFLOW_FLUX
NTS_PMOV_HSU_Model_Alternatives
NTS_PMOV_2002
NTS_PMOV_2003 Ver03_f
NTS_PMOV_2003 Ver03_g
NTS_USGS_2003 Ver01_a
NTS ER6-1 TRACER TEST



OIL (password protected)

OIL SHALE Piceance Basin
Geothermal Keita



ROMANIAN (open)
ROM2001_2D_v3 LaGriT Geologic Mesh Generation, Finite Element Mesh, Romanian 3D Grid Version 2
ROM2002_2D_v4
ROM2001_3D_v1
ROM2002_3D_v2



SALT Models (open)

LaGriT Geologic Mesh Generation,  Mesh, SALT
SALT BOREHOLE Extended 10 meters
SALT BOREHOLE TEST
SALT CAN 3D V2
SALT CAN SLICES V2 Smooth
SALT CAN SLICES V1 Octree/Smooth
3D SDDI SALT Heaters
3D Stoller Canister
3D Hex Tunnel for SALT





SEISMIC Models for LANL (open)

LaGriT Geologic Mesh Generation,  Mesh, Seismic
Mortandad Meshes
Basin Meshes V03
Prototype Meshes V01 and V02




UFD / SFWST / SFWD / AFCI / GNEP (open)

LaGriT Geologic Mesh Generation,  Mesh, UFD
SFWD-GDSA Geologic Modeling Integration
SFWD-GDSA Workflow for Alluvial Basin
GDSA Voronoi Meshing Integration
UFD Generic Repository 2D
UFD Generic Repository 2D 1 Meter
UFD Generic Repository 3D Octree
Generic Salt Repository
UFD GTCC




YMP & Repository (password protected)
GNEP Prototype
Stratigraphy of P Tunnel Wall LaGriT Geologic Mesh Generation, Finite Element Mesh, YMP UZ 3D
Waste Package Inside Tunnel
2D Waste Package Inside Tunnel w/ Pedestal
YMP UZ Index before 2000
YMP UZ Zelinski 1998 ver6
YMP UZ 1997 ver01
YMP_Busted_butte_Phase_1a_2D_01
YMP_Busted_Butte_Phase_2a_02
YMP_Busted_Butte_Phase_2a_04
YMP_SZ_USGS_1998_ver6
YMP_SZ_USGS_2001
YMP_SZ_USGS_2001_refine
YMP_SZ_USGS_2002
YMP_SZ_2002_HFM_data
YMP_SZ_Cwells_Flow_Transport_data
YMP_SZ_WTRISE_data
YMP_SZ_2004
YMP SZ 1999-2004 INDEX
YMP_SZ_2006



Grid Team Contacts

Carl Gable gable-at-lanl.gov 505-665-3533
Terry Miller tamiller-at-lanl.gov 505-667-8009
  (NOTE: Substitute @ for -at- in the email. I'm trying to not get SPAM.)


Los Alamos National Laboratory   Operated by Los Alamos National Security, LLC for the U.S. Department of Energy's NNSA
Outside | © Copyright 2006-7 Los Alamos National Security, LLC All rights reserved | Disclaimer/Privacy | Web Contact