Volumetric Flow Rate Converter
Convert liquid or gas volume flow rates between commonly used units.
How to Use the Volumetric Flow Rate Converter
Enter a volumetric flow value, select the source unit and choose the target unit to convert between common liquid and gas flow-rate units.
Practical Example
1 liter per second equals 60 liters per minute and 0.001 cubic meters per second.
Factors That Affect Flow Measurements
Fluid density, pressure, temperature, pipe geometry, meter calibration and flow profile can affect real measurements. The converter changes units only.
Frequently Asked Questions
What is volumetric flow rate?
It is the volume of fluid passing a point per unit time.
Is volumetric flow the same as mass flow?
No. Converting between them requires fluid density.
Does pressure affect gas flow volume?
Yes. Gas volume depends strongly on pressure and temperature.
Choosing the Right Volumetric Flow Unit
Volumetric flow rate describes how much fluid volume passes a point during a given amount of time. Common units include cubic meters per second, liters per minute, cubic feet per minute, and gallons per minute. The correct unit depends on the application: HVAC systems often use CFM, pumps may be specified in GPM or L/min, and engineering calculations frequently use SI units such as m³/s.
When comparing flow values, make sure you are converting volume per unit time rather than mass flow. Temperature and pressure can also affect the physical volume of gases, so a simple unit conversion does not replace standardized-flow corrections when those conditions matter. Use the converter for direct unit changes while keeping the original measurement conditions consistent.
Unit Relationship and Practical Context
Volumetric flow rate is volume transferred per unit time. Conversions between L/min, m³/s and similar units are direct, but converting volumetric flow to mass flow additionally requires fluid density at the relevant conditions.