Smoothed Particle Hydrodynamics
GPTKB entity
Statements (48)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
computational method
numerical simulation technique |
| gptkbp:abbreviation |
gptkb:SPH
|
| gptkbp:advantage |
easily handles free surfaces
handles large deformations no need for mesh generation |
| gptkbp:category |
computational physics
numerical analysis fluid simulation |
| gptkbp:developedBy |
J. J. Monaghan
R. A. Gingold |
| gptkbp:developedInYear |
1977
|
| gptkbp:field |
astrophysics
computational fluid dynamics computer graphics engineering |
| gptkbp:hasConcept |
approximates field quantities
interpolates properties over neighboring particles particles represent fluid elements uses smoothing kernel functions |
| https://www.w3.org/2000/01/rdf-schema#label |
Smoothed Particle Hydrodynamics
|
| gptkbp:limitation |
difficulty with boundary conditions
low accuracy for sharp interfaces requires careful kernel selection computationally expensive for large particle numbers |
| gptkbp:method |
gptkb:lion
mesh-free |
| gptkbp:notableFor |
tsunami modeling
visual effects in movies dam break simulations galaxy collisions star formation simulations |
| gptkbp:notablePublication |
Gingold, R. A. & Monaghan, J. J. (1977), 'Smoothed particle hydrodynamics: theory and application to non-spherical stars', Monthly Notices of the Royal Astronomical Society, 181, 375-389.
Lucy, L. B. (1977), 'A numerical approach to the testing of the fission hypothesis', Astronomical Journal, 82, 1013-1024. |
| gptkbp:openSource |
gptkb:GADGET
DualSPHysics SPHysics |
| gptkbp:relatedTo |
finite element method
molecular dynamics particle-in-cell method finite volume method |
| gptkbp:usedFor |
simulating astrophysical phenomena
simulating fluids simulating free-surface flows simulating gases simulating solid mechanics |
| gptkbp:bfsParent |
gptkb:SPH
|
| gptkbp:bfsLayer |
8
|