1. What is a Volumetric Flow Rate Converter?

Definition: This calculator converts between different units of volumetric flow rate, specifically liters per minute (LPM) and cubic meters per hour (m³/h) to gallons per minute (GPM).

Purpose: It helps engineers, technicians, and professionals working with fluid systems to easily convert between common flow rate units.

2. How Does the Converter Work?

The converter uses these formulas:

Where:

• \( Q_{gpm} \) — Flow rate in gallons per minute
• \( Q_{lpm} \) — Flow rate in liters per minute
• \( Q_{m³/h} \) — Flow rate in cubic meters per hour

Explanation: The conversion factors are based on standard unit conversions (1 gallon = 3.785 liters and 1 m³/h = 4.402 GPM).

3. Importance of Flow Rate Conversion

Details: Accurate flow rate conversion is essential for system design, equipment specification, and process control in various industries including water treatment, chemical processing, and HVAC.

4. Using the Converter

Tips: Enter either LPM or m³/h value (not both) and click Convert. The tool will automatically calculate the equivalent in GPM.

5. Frequently Asked Questions (FAQ)

Q1: Why convert to GPM?
A: Gallons per minute is a common unit in many industries, especially in the United States, for measuring liquid flow rates.

Q2: What's the accuracy of these conversions?
A: The conversions use standard conversion factors with 4 significant figures, suitable for most engineering applications.

Q3: Can I convert GPM back to other units?
A: Yes, simply reverse the formulas: \( Q_{lpm} = Q_{gpm} \times 3.785 \) and \( Q_{m³/h} = Q_{gpm} / 4.402 \).

Q4: What about other flow rate units?
A: This converter focuses on LPM, m³/h and GPM. For other units, you might need additional conversion steps.

Q5: Are these conversions temperature dependent?
A: These are volumetric conversions and assume standard conditions. For precise work with varying temperatures, consider density effects.