Fluid Mechanics

Pipe Flow Velocity Simulator

Examine continuous volume flow rate through circular conduits. Tweak pipe boundaries, toggle fluid properties, and trace non-linear changes in velocity, Reynolds number, and kinetic pressure gradients.

Model

Continuity & Re

Steady flow

Mesh

39 nodes

Live profile

Output

CSV

Export ready

Parameters

Fluid Type

Flow Rate (Q)0.50 m³/s

0.015

Pipe Diameter (D)0.20 m

0.051

Fluid Density1000 kg/m³

5002000

Dynamic Viscosity0.00 Pa·s

0.00012

Animated flow rate sweep

Fluid Mechanics Model

Flow Velocity

V = Q / A

Cross-Sectional Area

A = π * D² / 4

Reynolds Number

Re = ρ * V * D / μ

Dynamic Pressure

P_dyn = 0.5 * ρ * V²

Flow regime is classified as Turbulent (Re = 31,83,098.862).

Laminar boundary: Re < 2300. Turbulent boundary: Re > 4000.

Velocity Profile Diagram

Flow Velocity

15.92m/s

Cross-Section Area

0.0314m²

Reynolds Number

3183099Re

Regime: Turbulent

Dynamic Pressure

126.65kPa

Velocity & Pressure vs. Diameter

Sized Conduit Performance

Diameter (m)	Area (m²)	Velocity (m/s)	Reynolds (Re)	Dyn Pressure (kPa)
0.05	0.0020	254.65	1,27,32,395	32422.78
0.10	0.0079	63.66	63,66,198	2026.42
0.15	0.0177	28.29	42,44,132	400.28
0.20	0.0314	15.92	31,83,099	126.65
0.25	0.0491	10.19	25,46,479	51.88
0.30	0.0707	7.07	21,22,066	25.02
0.35	0.0962	5.20	18,18,914	13.50
0.40	0.1257	3.98	15,91,549	7.92
0.45	0.1590	3.14	14,14,711	4.94
0.50	0.1963	2.55	12,73,240	3.24
0.55	0.2376	2.10	11,57,490	2.21
0.60	0.2827	1.77	10,61,033	1.56
0.65	0.3318	1.51	9,79,415	1.14
0.70	0.3848	1.30	9,09,457	0.84
0.75	0.4418	1.13	8,48,826	0.64
0.80	0.5027	0.99	7,95,775	0.49
0.85	0.5675	0.88	7,48,964	0.39
0.90	0.6362	0.79	7,07,355	0.31
0.95	0.7088	0.71	6,70,126	0.25
1.00	0.7854	0.64	6,36,620	0.20