Understanding Fluid Velocity in a Normal Tube

  • Context: Undergrad 
  • Thread starter Thread starter nath_quam
  • Start date Start date
  • Tags Tags
    Tube Velocity
Click For Summary
SUMMARY

The velocity of a fluid in a normal tube is primarily determined by the pressure exerted on it, the fluid's density, viscosity, and friction with the tube walls. At higher flow rates, turbulence affects the flow characteristics. Maximum velocity occurs at the center of the flow, decreasing to zero at the tube wall, indicating a parabolic velocity profile. The relationship between velocity and radius is a negatively linear function, confirming the behavior of laminar flow in cylindrical conduits.

PREREQUISITES
  • Understanding of fluid dynamics principles
  • Knowledge of viscosity and its effects on flow
  • Familiarity with laminar and turbulent flow concepts
  • Basic grasp of pressure and its role in fluid movement
NEXT STEPS
  • Research the Navier-Stokes equations for fluid motion
  • Learn about the Reynolds number and its significance in flow regimes
  • Explore the effects of tube diameter on fluid velocity
  • Study the impact of surface roughness on friction in fluid flow
USEFUL FOR

Engineers, physicists, and students studying fluid mechanics, as well as anyone involved in designing systems that involve fluid transport in tubes.

nath_quam
Messages
13
Reaction score
0
What determines the velocity of a fluid, in a normal tube?
 
Last edited:
Physics news on Phys.org
The pressure pushing it along.
The inertia will depend on the density
The viscosity
Any friction with the walls
At higher flow rates - turbulence.
 
Does maximum velocity occur in the center of flow, decreasing outward to zero velocity at the tube wall? Are velocities of this flow a negatively linear function of radius?
 

Similar threads

Graduate Normal force and force of friction inside a tube
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Does Fluid Dynamics Explain Pressure Gradients in a Frictionless Tube?
  • · Replies 48 ·
2
Replies
48
Views
6K
Graduate Flow of air through an open tube with a balloon
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Question about an interesting experiment video (two magnetic balls in tubes)
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Work done "against centrifugal force"
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Why in the steady flow of a fluid, the fluid cannot move through the wall....?
  • · Replies 11 ·
Replies
11
Views
2K
Undergrad Question about a Rotating system with mass moving inwards
  • · Replies 19 ·
Replies
19
Views
3K
Undergrad Understand Pressure in Fluids: Conceptual Guide
  • · Replies 3 ·
Replies
3
Views
2K
High School Resnick Halliday Krane: Venturimeter formula mistake?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Calculate the internal pressure of a tube based on flow rate
  • · Replies 10 ·
Replies
10
Views
2K