Hele–Shaw cell
E647519
A Hele–Shaw cell is a narrow, fluid-filled gap between two closely spaced plates used to study two-dimensional viscous flow and pattern-forming instabilities in fluid dynamics.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Hele–Shaw experiments | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
experimental apparatus
ⓘ
fluid dynamics experiment ⓘ porous media flow analogue ⓘ |
| approximates | Darcy flow in porous media ⓘ |
| characterizedBy |
quasi-two-dimensional flow
ⓘ
small plate separation ⓘ |
| enablesStudyOf |
Laplacian growth processes
ⓘ
Saffman–Taylor instability NERFINISHED ⓘ capillary effects in confined geometries ⓘ interfacial instabilities ⓘ pattern-forming instabilities ⓘ viscous fingering patterns ⓘ |
| filledWith | viscous fluid ⓘ |
| geometry | two closely spaced plates ⓘ |
| governedBy |
Darcy’s law analogue
ⓘ
lubrication approximation ⓘ |
| hasParameter |
fluid viscosity
ⓘ
gap thickness ⓘ injection rate ⓘ surface tension between fluids ⓘ |
| hasPart |
inlet for fluid injection
ⓘ
narrow gap ⓘ outlet for fluid withdrawal ⓘ two parallel plates ⓘ |
| models |
flow in porous media
ⓘ
immiscible fluid displacement ⓘ |
| namedAfter | Henry Selby Hele-Shaw NERFINISHED ⓘ |
| relatedTo |
Laplacian growth
NERFINISHED
ⓘ
Saffman–Taylor instability NERFINISHED ⓘ porous medium equation ⓘ viscous fingering ⓘ |
| typicalFlowRegime | low Reynolds number ⓘ |
| typicalPlateMaterial |
acrylic
ⓘ
glass ⓘ |
| usedFor |
benchmarking numerical simulations of two-phase flow
ⓘ
studying displacement of one fluid by another ⓘ studying effects of surface tension ⓘ studying effects of viscosity contrast ⓘ visualization of viscous flow ⓘ |
| usedIn |
Saffman–Taylor instability studies
ⓘ
fluid dynamics NERFINISHED ⓘ geophysical flow analog experiments ⓘ hydrodynamics ⓘ laboratory teaching of fluid mechanics ⓘ pattern formation studies ⓘ research on multiphase flow ⓘ two-dimensional flow visualization ⓘ viscous fingering experiments ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hele–Shaw experiments