Flow Rate Conversion Formula:
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LPM to GPM conversion is the process of converting flow rate measurements from liters per minute to gallons per minute. This conversion is essential in various fields including engineering, plumbing, irrigation, and fluid dynamics where different measurement systems are used.
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 for international projects, equipment specifications, hydraulic calculations, and ensuring compatibility between systems using different measurement units.
Tips: Enter the flow rate in liters per minute (LPM). The value must be non-negative. The calculator will instantly provide the equivalent flow rate in gallons per minute (GPM).
Q1: What's the difference between US gallon and imperial gallon?
A: US gallon (3.78541 L) is used in this calculator. Imperial gallon (4.54609 L) is larger and used in the UK - use different conversion factor for imperial measurements.
Q2: When is LPM to GPM conversion needed?
A: Commonly needed in water treatment plants, pump specifications, irrigation systems, fuel flow measurements, and when working with international equipment standards.
Q3: How accurate is this conversion?
A: The conversion factor is precise to 15 decimal places, providing high accuracy for most practical applications.
Q4: Can I convert GPM back to LPM?
A: Yes, use the inverse formula: LPM = GPM × 3.785411784 (which is 1/0.26417205235814845).
Q5: Are there any limitations to this conversion?
A: The conversion is mathematically exact, but ensure you're using the correct gallon type (US vs Imperial) for your specific application.