Pipeline Flow Rate Calculator | Fluid Dynamics & Pressure Analysis

Calculate flow rates, pressure drops, and fluid dynamics in pipelines with comprehensive analysis and visualization.

Pipeline Specifications

Pipe Diameter (mm)

Pipe Length (m)

Pipe Material

Fluid Properties

Fluid Type

Flow Rate Input Type

Flow Velocity (m/s)

System Conditions

Inlet Pressure (kPa)

Elevation Change (m)

Temperature (°C)

Advanced Options

Fittings & Valves

Pipe Inclination (°)

Reynolds Number Calculation

Flow Analysis Results

Pipe Specifications: 100mm × 50m

Flow Velocity: 2.0 m/s

Parameter	Unit	Notes
Volumetric Flow Rate	m³/s	Volume of fluid per unit time
Mass Flow Rate	kg/s	Mass of fluid per unit time
Reynolds Number	-	Dimensionless quantity predicting flow pattern
Friction Factor	-	Darcy-Weisbach friction factor
Pressure Drop	kPa	Total pressure loss in the system
Outlet Pressure	kPa	Pressure at pipe outlet
Head Loss	m	Energy loss due to friction
Power Requirement	kW	Power needed to overcome losses

Note: Calculations based on Darcy-Weisbach equation with Colebrook-White approximation for friction factor. Fluid properties adjusted for temperature effects where applicable.

Flow Visualization

Flow Characteristics

Reynolds Number

Flow Regime

Friction Factor

0 kPa

Pressure Drop

Engineering Guidelines

For water systems, velocity should typically be between 0.9-2.4 m/s
Pressure drop should not exceed 50-100 kPa per 100m for most applications
Consider water hammer effects in systems with rapid valve closure
Account for temperature effects on fluid viscosity and density