Sentences with phrase «turbulent flow»

"Turbulent flow" refers to the movement of a fluid, like water or air, where it moves quickly, randomly, and chaotically. It looks like a turbulent, wild, and unpredictable movement. Full definition
They have developed a simple mathematical model that has helped them show how turbulent flows will evolve over intervals.
There are lots of things that can cause turbulent flow.
This phenomenon ends up producing a completely turbulent flow, whose nature is not yet well understood.
And, in a novel experiment, they verified their predictions physically in a two - dimensional turbulent flow produced in a lab.
«Behavior of turbulent flow of superfluids is opposite that of ordinary fluids.»
«People have seen these patterns in turbulent flows for centuries, but we're finding ways to relate the patterns to mathematical equations describing fluid flows,» Grigoriev said.
For example, the air flow models used to design modern aeroplanes are exactly this kind of model, including chaotic turbulent flows around the wings of the aeroplane.
Simulating turbulent flow requires huge computing power.
The researchers showed that despite the outward complexities, the law of resistance for the smooth patches is consistent with laminar flow, while the law of resistance for the chaotic patches is consistent with turbulent flow.
So does water, in some cases: Around a small model of a rock - and - concrete dike, for instance, water may display a so - called laminar flow pattern, whereas in the real world it displays more chaotic turbulent flows.
«Understanding the physics of turbulent flows inside turbines.»
By investigating the central role played by knots in fluids and fields, physicists hope to run experiments that help them better understand turbulent flow in 3 - D
Greater turbulent flow makes for a less aerodynamic ride, but it helps cool the engine when passing under the hood.
The surface magnets clear out the plasma in the outermost portion of the device and stir the plasma remaining within to create turbulent flows for study.
RANS is a widely used method for modeling turbulent flows.
According to the researchers, small VAWTs possess the ability to effectively operate in the presence of high turbulent flow, which makes them ideal energy harvesting devices in urban and suburban environments.
The researchers took high - resolution mean and fluctuating velocity and density field measurements in an RM flow, which was shocked and reshocked, to understand production and dissipation in a two - fluid, developing turbulent flow field.
O'Gorman, P. A., and T. Schneider, 2006: Stochastic models for the kinematics of moisture flux and condensation in homogeneous turbulent flows.
You state that turbulence is determined by Renold's Number greater than 5 × 10 ^ 5, however conventionally, transition from laminar to turbulent flow regime is determined at Reynold's numbers between 2 and 4 × 10 ^ 3.
The second rule is that they operate at all scales — from micro eddies in the river to ocean and continent spanning turbulent flows in oceans and atmosphere..
The interior of the sun is turbulent flow modulating the small changes in solar output.
The speed of these currents determines how turbulent their flow around underwater mountain ranges (submarine topography) is.
To understand what can cause turbulent flow we need a brief lesson in heart anatomy and function:
Researchers from the University of Southampton are aiming to shed new light into the physics of turbulent flows inside the turbines of aero - engines.
Through their calculations, the researchers were able to characterize how energy flows through a superfluid in turbulent flows.
So while the general idea of turbulence in air is correct, your calculation underestimates the tendency for turbulent flow.
To the researchers» surprise, their calculations showed that turbulent flows of a class of superfluids on a flat surface behave not like those of ordinary fluids in 2 - D, but more like 3 - D fluids, which morph from relatively uniform, large structures to smaller and smaller structures.
Understanding mixing dynamics will help researchers with a long - term goal of visualizing the turbulent flows of an entire giant star, one similar to the sun.
In fluid dynamics, turbulence or turbulent flow is a flow regime characterized by chaotic, stochastic property changes.
The (dimensionless) Reynolds number characterizes whether flow conditions lead to laminar or turbulent flow; e.g. for pipe flow, a Reynolds number above about 2300 will be turbulent.
For measuring turbulent flow, the group has its «Twente Turbulent Taylor - Couette» setup, in which turbulent flow can be generated between two cylinders rotating independent of each other.
In fluid dynamics, a turbulent flow is a swirling fluid with faster or slower areas and higher or lower pressure.
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