Flow Rate Conversion Formula:
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LPM (Liters Per Minute) to GPM (Gallons Per Minute) conversion is a flow rate conversion used to convert between metric and imperial/US customary units. This conversion is essential in various engineering, industrial, and scientific applications where fluid flow rates need to be expressed in different measurement systems.
The calculator uses the conversion formula:
Where:
Explanation: One US gallon equals approximately 3.78541 liters, so the conversion factor is derived from 1/3.78541.
Details: Accurate flow rate conversion is crucial in international engineering projects, fluid dynamics calculations, pump specifications, irrigation systems, and industrial processes where equipment may use different measurement standards.
Tips: Enter the flow rate in liters per minute (LPM). The value must be non-negative. The calculator will instantly convert it to gallons per minute (GPM) with high precision.
Q1: What's the difference between US gallons and imperial gallons?
A: US gallons (used in this calculator) equal 3.78541 liters, while imperial gallons (UK) equal 4.54609 liters. Always verify which gallon standard is required.
Q2: How accurate is this conversion?
A: The conversion uses a precise factor (0.26417205235814845) and is accurate for most practical applications. Results are rounded to 4 decimal places for clarity.
Q3: When is LPM to GPM conversion commonly used?
A: Commonly used in water treatment plants, hydraulic systems, fuel flow measurements, chemical processing, and international equipment specifications.
Q4: Can I convert GPM back to LPM?
A: Yes, use the inverse formula: LPM = GPM × 3.785411784 (or divide by 0.26417205235814845).
Q5: Are there any limitations to this conversion?
A: This conversion is for volume flow rate only. For mass flow rates, density considerations may be necessary depending on the fluid.