These files are distributed as a service to help CGNS users test their own implementations. They are submitted by users “as is” and are not certified by anyone except the sender to be CGNS compliant.
If you have any questions about these data files, please contact the person listed in the table. The CGNS Committee is not able to provide technical support for the data files listed on this webpage.
Please send any CGNS data files (along with a graphic file if possible) or the URL of the datafiles which you would like to share with the CGNS users community to: cgnstalk@lists.nasa.gov .
Note that most of the files on this page are very old.
Contact
Posted Date
Revision Date
Jan.25.16
Jan.25.16
- Description
Structured, 12 block, 3-D constricting channel, with example use of Family_t for BCs
- Data File (ADF)
sqnz_s.adf.cgns.gz
(< 1Mb)- Data File (HDF)
sqnz_s.hdf.cgns.gz
(< 1Mb)
Contact
Posted Date
Revision Date
Apr.14.00
Feb.03.14
- Description
Structured, 1 block, quasi-3D axisymmetric bump (2 planes) , with cell centered solution
- Data File (ADF)
bump.cgns.gz
(6.4Mb)- Data File (HDF)
bump_hdf5.cgns.gz
(6.4Mb)
Contact
Posted Date
Revision Date
Apr.14.00
Feb.03.14
- Description
Structured, 4 blocks, 2D (2 planes in third dimension) multielement airfoil, with cell centered solution
- Data File (ADF)
multi.cgns.gz
(2.3Mb)- Data File (HDF)
multi_hdf5.cgns.gz
(2.3Mb)
Contact
Posted Date
Revision Date
Apr.14.00
Jul.24.07
- Description
Structured, 1 block, 3-D Delta Wing, with cell centered solution - see also
delta_vertex.cgns.gz
with solution at vertices- Data File
delta.cgns.gz
(8.1Mb)
Contact
Posted Date
Revision Date
Jul.23.07
Jul.23.07
- Description
Structured, 1 block, 3-D Delta Wing, with solution at vertices - see also
delta.cgns.gz
with cell-center solution- Data File
delta_vertex.cgns.gz
(3.1Mb)
Contact
Posted Date
Revision Date
Feb.23.07
Feb.23.07
- Description
Structured, 3 block, 2D (1 plane in third dimension) airfoil with combination 1-to-1 and overset connectivity, no solution included
- Data File
oversetnasa1.cgns.gz
(181Kb)
Contact
Posted Date
Revision Date
Feb.23.07
Feb.23.07
- Description
Structured, 5 block, 2D (1 plane in third dimension) airfoil with combination 1-to-1 and overset connectivity, no solution included
- Data File
oversetnasa2.cgns.gz
(191Kb)
Contact
Posted Date
Revision Date
Feb.09.07
Feb.09.07
- Description
Structured, 26 block, DLR-F6 wing-body (includes several degenerate lines), no solution included
- Data File
dlr-f6.coar.cgns.gz
(55.5Mb)
Contact
Posted Date
Revision Date
July.29.04
July.29.04
- Description
Multiblock stuctured grids for a business jet, a wing/body, and a wing/body/nacelle/pylon configuration are available from Stanford.
- Data File
Stanford CGNS test files (link to external site)
Contact
Posted Date
Revision Date
Apr.06.00
Apr.06.00
- Description
3D Multiblock Structured Mesh
- Data File
5blocks.cgns.gz
(21Kb)
Contact
Posted Date
Revision Date
Revised by
Mar.17.11
Dec.19.21
- Description
Unstructured mesh for YF-17 with solution with useful BCs.
- Data File (ADF)
yf17.cgns.gz
(7.5Mb)- Data File (HDF)
yf17_hdf5.cgns.gz
(7.5Mb)
Contact
Posted Date
Revision Date
Feb.27.20
Feb.27.20
- Description
Unstructured polygonal mesh of a trapped vortex combustor configuration with Family hierarchy tree (CGNS 4.1 standard).
- Data File
trappedvtx_ngon.cgns.gz
(4.8Mb)
Contact
Posted Date
Revision Date
Revised by
Feb.07.07
Dec.19.21
- Description
3-D hexahedral mesh for the Standard Configuration 10 blade (single blade, part of a compressor cascade), with cell centered solution.
- Data File
SC10_steady.cgns.gz
(34.2Mb)
Contact
Posted Date
Revision Date
Jul.29.04
Jul.29.04
- Description
2 zone unstructured mixed element mesh of a coil inside a cylinder with solution.
- Data File
HeatingCoil.cgns.gz
(2.3Mb)
Contact
Posted Date
Revision Date
Jul.29.04
Jul.29.04
- Description
Unstructured mesh of a static mixer with solution.
- Data File
StaticMixer.cgns.gz
(221Kb)
Contact
Posted Date
Revision Date
Jul.29.04
Jul.29.04
- Description
Moving mesh solution of a piston; 20 timesteps (not using the standard BaseIterativeData method, but rather storing each time step in a separate base).
- Data File
MovingTransient.cgns.gz
(849Kb)
Contact
Posted Date
Revision Date
Revised by
Apr.07.00
Dec.19.21
- Description
3D Flow of Air in Obstructed Elbow: Unstructured mesh of MIXED element types with cell centered solution, no boundaries or boundary info included.
- Data File
tut21.cgns.gz
(61Kb)