Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Turbulent Flow

Turbulent Flow

Turbulent flow is characterized by unpredictable fluctuations in velocity and pressure, which result in a chaotic fluid movement distinct from the orderly patterns of laminar flow. While laminar flow is governed by smooth, parallel layers with minimal mixing, turbulent flow exhibits highly irregular, three-dimensional patterns. This behavior arises due to instabilities in the fluid's velocity profile, and amplifies as the flow velocity increases. Minor disturbances, known as turbulent spots,...

Laminar and Turbulent Flow

Laminar and Turbulent Flow

Fluid dynamics is the study of fluids in motion. Velocity vectors are often used to illustrate fluid motion in applications like meteorology. For example, wind—the fluid motion of air in the atmosphere—can be represented by vectors indicating the speed and direction of the wind at any given point on a map. Another method for representing fluid motion is a streamline. A streamline represents the path of a small volume of fluid as it flows. When the flow pattern changes with time, the streamlines...

Irrotational Flow

Irrotational Flow

Irrotational flow is characterized by fluid motion where particles do not rotate around their axes, resulting in zero vorticity. For a flow to be irrotational, the curl of the velocity field must be zero. This imposes specific conditions on velocity gradients. For instance, to maintain zero rotation about the z-axis, the gradient condition:

Boundary Layer Characteristics

Boundary Layer Characteristics

When a fluid encounters a solid surface, a boundary layer forms due to the interaction between the fluid's motion and the stationary surface. This phenomenon is characterized by a thin region adjacent to the surface where viscous forces dominate, influencing the fluid's velocity profile. The development of the boundary layer begins at the leading edge of the surface and evolves as the fluid moves downstream.As the fluid flows over the surface, friction between the fluid and the wall slows down...

General Characteristics of Pipe Flow II

General Characteristics of Pipe Flow II

When fluid enters a pipe, it first passes through the entrance region, where the velocity profile adjusts due to viscous effects. In this region, a boundary layer forms along the pipe walls and grows until it fully occupies the pipe's cross-section. Once the boundary layer merges, the flow becomes fully developed, with a steady velocity profile that remains consistent along the pipe's length.
The distance to reach a fully developed flow is called the entrance length and depends on the flow...

Introduction to Types of Flows

Introduction to Types of Flows

Fluid flows are categorized by dimensionality and behavior, with one-dimensional flow being the simplest form, where properties like velocity and pressure change only along a single axis. Water moving through straight pipes exemplifies this flow type, as variations in other directions are minimal. One-dimensional analysis helps simplify understanding such flows, focusing solely on changes along the pipe's length.
Two-dimensional flow involves changes in both length and height, as seen in air...

You might also read

Related Articles

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

Sort by

Same author

Drag Force on a Starting Plate Scales with the Square Root of Acceleration.

Physical review letters·2023

Same author

Improving rowing performance by adjusting oar blade size and angle.

Frontiers in sports and active living·2023

Same author

Asymmetric cupula displacement due to endolymph vortex in the human semicircular canal.

Biomechanics and modeling in mechanobiology·2019

Same author

Effects of a Fence on Pollutant Dispersion in a Boundary Layer Exposed to a Rural-to-Urban Transition.

Boundary-layer meteorology·2019

Same author

Carbapenem-resistant Gram-negative bloodstream infections in critically ill children: outcome and risk factors in a tertiary teaching hospital in South America.

The Journal of hospital infection·2018

Same author

Regional distribution and integrity of equine ovarian pre-antral follicles.

Reproduction in domestic animals = Zuchthygiene·2017

Search research articles

Related Experiment Video

Updated: Jun 5, 2026

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

Published on: March 12, 2019

Interfaces and inhomogeneous turbulence.

J C R Hunt¹, I Eames, C B da Silva

¹University College London, Torrington Place, London WC1E 7JE, UK. julian.hunt@cpom.ucl.ac.uk

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences

|January 19, 2011

Summary

This summary is machine-generated.

This paper summarizes a 2010 Euromech colloquium on interfacial processes and inhomogeneous turbulence. It highlights current progress and future research directions in understanding fluid interfaces.

More Related Videos

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

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

Published on: February 22, 2018

Related Experiment Videos

Last Updated: Jun 5, 2026

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

Published on: March 12, 2019

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

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

Published on: February 22, 2018

Area of Science:

Fluid dynamics
Turbulence research

Background:

The colloquium focused on interfaces in turbulent flows.
Interfacial phenomena influence regions of contrasting fluid properties and boundaries.

Purpose of the Study:

To summarize key findings from the Euromech colloquium.
To provide a snapshot of current research in interfacial processes and inhomogeneous turbulence.
To identify future research directions in the field.

Main Methods:

Review of papers presented at the colloquium.
Analysis of research on interfaces separating turbulent/non-turbulent regions.
Examination of studies on interfaces between fluids with contrasting properties.
Discussion of research at boundary edges.

Main Results:

Compilation of current advancements in understanding interfacial processes.
Identification of key challenges and areas for future investigation.
Synthesis of diverse research on turbulence at fluid interfaces.

Conclusions:

The field of interfacial processes and inhomogeneous turbulence is dynamic.
Further research is needed to fully understand complex interfacial phenomena.
Collaboration and continued study are essential for advancing the field.