Customer's support


■Customer's support website
Contact：cfd_info<at>nmri.go.jp, <at>=@

Upgrade information


■Mar, 2010: NMRI CFD 2009 R3 released
■Dec, 2009: NMRI CFD 2009 R2 released
■June, 2009：NMRI CFD 2009 R1 released
■March, 2009：NMRI CFD 2009 released

One Click CFDTM




■One Click CFDTM can treat normal procedure of CFD simulations, i.e. Grid generation->physics setting->CFD Simulation->Solution output->Post processing, at once with step-by-step process with simple parametr input.

HullDesTM, a stductured grid generation software. Collaborative development with ACT



■Support several data formats for input of geometrical information
- Offset data
- CAD surface data (FastShipTM, NAPATM etc)
■Support geometrical handling
■Accurate grid generation for ships with transom-stern
■High flexibility in rudder location
■Domain topology can be either HO or OO.
■64bit machine compatible
■Parallelization by OpenMP
■One Click CFDTM compatible

NEPTUNETM：RANS Solver with structured grid




■Surface tracking method/Single phase Level-set method for free surface modeling
■Baldwin-Lomax model and Spalart-Allmaras model for turbulence modeling
■Finite Volume Discretization in space
■Convection terms are discretized by Roe Flux-splitting method with MUSCL scheme.
■Implicit time advancement
■Artificial compressibility approach for velocity-pressure coupling
■User-friendly Graphical User Interface GUI (NEPTUNE BoardTM)
■Can treat cases of:
- Resistance and propulsion
- Static drift, steady turn
- Predict sinkage and trim without solving equations of motions
■Speeding up the code by Multigrid method and OpenMP parallelization
■64bit machine compatible

SURFTM：URANS Solver with unstructured grid




■Single phase level-set method for free surface modeling
■Spalart-Allmaras model for turbuelce modeling
■Finite Volume Descretization in space.
■Making use of hybrid grid generation, i.e. trigonal/square pyramid, triangular/quadratic prism can be mixtured in one block.
■Convection terms are discretized by Roe Flux-splitting method with MUSCL scheme.
■Implicit time advancement
■Artificial compressibility approach for velocity-pressure coupling
■User-friendly Graphical User Interface GUI (SURF BoardTM)
■Can treat cases of:
- Resistance and propulsion
- Static drift, steady turn
- Predict sinkage and trim without solving equations of motions
■Speeding up the code by Multigrid method and OpenMP parallelization
■64bit machine compatible

ARGOTM：Automatic post-processing




■Compatible for output files from NEPTUNETM/SURFTM
■Input both double-model solution and solution with free-surface
■Compute/report resistance, form factor (1+k) and Effective Horsepower (EHP)
■Visualization for local flow (wave pattern, hull surface pressure distribution, nominal wake velocity profile)
■64bit machine compatible
■One Click CFDTM compatible