Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Steady, Laminar Flow Between Parallel Plates01:17

Steady, Laminar Flow Between Parallel Plates

959
Understanding steady, laminar flow between parallel plates is essential for analyzing and designing flow in narrow rectangular channels, commonly found in various water conveyance and drainage systems. The Navier-Stokes equations govern fluid motion and are generally challenging to solve due to their nonlinearity. However, simplifications are possible in certain cases, like the steady laminar flow between parallel plates. For this scenario, we assume steady, incompressible, laminar flow.
959
Typical Model Studies01:30

Typical Model Studies

674
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
674
Navier–Stokes Equations01:28

Navier–Stokes Equations

2.6K
For incompressible Newtonian fluids, where density remains constant, stresses show a linear relationship with the deformation rate, defined by normal and shear stresses. Normal stresses depend on the pressure exerted on the fluid and the rate of deformation in specific directions, which determines how fluid flows under varying pressures. Shear stresses, on the other hand, act tangentially across fluid layers. They explain how adjacent fluid layers slide relative to one another, connecting...
2.6K
Couette Flow01:22

Couette Flow

1.3K
Couette flow represents the flow of fluid between two parallel plates, with one plate fixed and the other moving with a constant velocity. This configuration allows for a simplified analysis using the Navier-Stokes equations, which govern fluid motion under conditions of viscosity and incompressibility. For Couette flow, the assumptions include a steady, laminar, incompressible flow with a zero-pressure gradient in the flow direction. This flow type is beneficial for understanding shear-driven...
1.3K
Bernoulli's Equation for Flow Normal to a Streamline01:16

Bernoulli's Equation for Flow Normal to a Streamline

1.4K
Bernoulli's equation for flow normal to a streamline explains how pressure varies across curved streamlines due to the outward centrifugal forces induced by the fluid's curvature. The pressure is higher on the inner side of the curve, near the center of curvature, and decreases outward to balance these centrifugal forces.
The pressure difference depends on the fluid's velocity and radius of curvature. The pressure variation is minimal in flows with nearly straight streamlines. However, the...
1.4K
Fluid Pressure over Curved Plate of Constant Width01:12

Fluid Pressure over Curved Plate of Constant Width

2.0K
When a curved plate of constant width is submerged in a liquid, the pressure acting normal to the plate varies continuously both in magnitude and direction. Calculating the magnitude and location of the resultant force at a point is often challenging for such cases. One of the methods to determine the resultant force and its location involves separately calculating the horizontal and vertical components of the resultant force. This complex calculation can be simplified by representing the...
2.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Evaluating quality of palliative care from the perspective of healthcare professionals in different care settings: development of the quality of palliative care questionnaire - staff.

BMC palliative care·2026
Same author

Correction: Perceptual consensus on cross-country ski-snow performance: a questionnaire study of experts and non-experts.

Frontiers in sports and active living·2026
Same author

Quality of end-of-life care among individuals with and without dementia: a Swedish registry-based study.

BMC palliative care·2026
Same author

Perceptual consensus on cross-country ski-snow performance: a questionnaire study of experts and non-experts.

Frontiers in sports and active living·2026
Same author

Technology on Snow and Ice: Innovation, Monitoring, and Performance for the Olympic Winter Games Milano Cortina 2026.

Scandinavian journal of medicine & science in sports·2026
Same author

Pain at the end of life in patients with cancer: a population-based study on prevalence, relief, and the role of pain assessment.

Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer·2026
Same journal

Computational modelling distinguishes diverse contributors to aneurysmal progression in the Marfan aorta.

Proceedings. Mathematical, physical, and engineering sciences·2025
Same journal

Inferring the shape of data: a probabilistic framework for analysing experiments in the natural sciences.

Proceedings. Mathematical, physical, and engineering sciences·2023
Same journal

The Elbert range of magnetostrophic convection. I. Linear theory.

Proceedings. Mathematical, physical, and engineering sciences·2022
Same journal

Soft wetting with (a)symmetric Shuttleworth effect.

Proceedings. Mathematical, physical, and engineering sciences·2022
Same journal

The quantum theory of time: a calculus for q-numbers.

Proceedings. Mathematical, physical, and engineering sciences·2022
Same journal

Integrable nonlinear evolution equations in three spatial dimensions.

Proceedings. Mathematical, physical, and engineering sciences·2022
See all related articles

Related Experiment Video

Updated: Mar 17, 2026

Visually Based Characterization of the Incipient Particle Motion in Regular Substrates: From Laminar to Turbulent Conditions
11:51

Visually Based Characterization of the Incipient Particle Motion in Regular Substrates: From Laminar to Turbulent Conditions

Published on: February 22, 2018

9.2K

A stochastic two-scale model for pressure-driven flow between rough surfaces.

Francesc Pérez-Ràfols1, Roland Larsson1, Staffan Lundström2

  • 1Division of Machine Elements , Luleå University of Technology , Luleå, Sweden.

Proceedings. Mathematical, Physical, and Engineering Sciences
|July 21, 2016
PubMed
Summary
This summary is machine-generated.

A new model simulates small fluid flows by coupling global and local scales using a stochastic element. This approach accurately captures tortuous flow patterns, outperforming traditional homogenization methods for low flow rates.

Keywords:
Reynolds equationcontact mechanicssealsstochastictwo scales

More Related Videos

Visualization of High Speed Liquid Jet Impaction on a Moving Surface
08:34

Visualization of High Speed Liquid Jet Impaction on a Moving Surface

Published on: April 17, 2015

12.1K
The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe
08:53

The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe

Published on: December 3, 2016

7.4K

Related Experiment Videos

Last Updated: Mar 17, 2026

Visually Based Characterization of the Incipient Particle Motion in Regular Substrates: From Laminar to Turbulent Conditions
11:51

Visually Based Characterization of the Incipient Particle Motion in Regular Substrates: From Laminar to Turbulent Conditions

Published on: February 22, 2018

9.2K
Visualization of High Speed Liquid Jet Impaction on a Moving Surface
08:34

Visualization of High Speed Liquid Jet Impaction on a Moving Surface

Published on: April 17, 2015

12.1K
The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe
08:53

The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe

Published on: December 3, 2016

7.4K

Area of Science:

  • Fluid dynamics
  • Computational modeling
  • Surface topography analysis

Background:

  • Seal surface topography involves both large-scale geometry and small-scale roughness.
  • Homogenization methods are effective for large domains but struggle with complex, small-scale flow patterns.
  • Decreasing flow rates lead to tortuous patterns, requiring larger domains for conventional simulations.

Purpose of the Study:

  • To develop a novel model for simulating very small flow rates.
  • To enable the use of feasibly-sized local domains in microfluidic simulations.
  • To improve the accuracy of flow pattern and rate predictions in challenging flow regimes.

Main Methods:

  • Coupling of global and local scales within a computational model.
  • Integration of a stochastic element to handle complex flow behavior.
  • Numerical experiments comparing the new model with direct deterministic and conventional homogenization methods.

Main Results:

  • The developed model shows better agreement with direct deterministic simulations compared to conventional homogenization.
  • Quantitative accuracy in predicting flow rates was improved.
  • Qualitative accuracy in reflecting complex, tortuous flow patterns was achieved.

Conclusions:

  • The novel stochastic-coupled model is effective for simulating small, tortuous flow rates.
  • This approach overcomes limitations of traditional homogenization methods in microfluidic applications.
  • The model provides a more accurate and feasible simulation tool for low-flow phenomena.