Convert L/min to GPM

Conversion Formula:

\[ Q_{gpm} = \frac{Q_{lpm}}{3.785} \]

Flow Rate (GPM):

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1. What is L/min to GPM Conversion?

Definition: This calculator converts flow rate from liters per minute (L/min) to gallons per minute (GPM).

Purpose: It helps in fluid dynamics calculations where different measurement systems are used, particularly in international engineering contexts.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ Q_{gpm} = \frac{Q_{lpm}}{3.785} \]

Where:

\( Q_{gpm} \) — Flow rate in gallons per minute
\( Q_{lpm} \) — Flow rate in liters per minute
3.785 — Conversion factor (liters per gallon)

Explanation: Since 1 US gallon equals approximately 3.785 liters, we divide the L/min value by 3.785 to get GPM.

3. Importance of Flow Rate Conversion

Details: Accurate conversion between measurement systems is crucial for equipment specification, system design, and international collaboration in fluid systems.

4. Using the Calculator

Tips: Simply enter the flow rate in liters per minute (must be > 0) and the calculator will provide the equivalent in gallons per minute.

5. Frequently Asked Questions (FAQ)

Q1: Why is 3.785 the conversion factor?
A: This is the exact conversion between US gallons and liters (1 US gallon = 3.785411784 liters).

Q2: Does this work for imperial gallons?
A: No, this calculator uses US gallons. For UK imperial gallons (1 gallon = 4.54609 liters), use a different conversion factor.

Q3: Where is this conversion commonly used?
A: In hydraulic systems, pump specifications, and fluid transfer applications where metric and US customary units are mixed.

Q4: How precise is this conversion?
A: The calculator uses the standard conversion factor with sufficient precision for most engineering applications.

Q5: Can I convert GPM to L/min with this?
A: No, this is a one-way converter. For reverse conversion, you would multiply GPM by 3.785 to get L/min.