What Is This Tool?
This power unit converter transforms values from foot pound-force per hour, a small-scale mechanical power unit used in legacy imperial systems, into horsepower (water), a standard measure of hydraulic power relevant in pump and water system engineering.
How to Use This Tool?
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Enter the power value in foot pound-force per hour into the input field
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Choose 'foot pound-force/hour' as the source unit and 'horsepower (water)' as the target unit
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Initiate the conversion to see the equivalent hydraulic horsepower
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Use the result to assist in pump sizing or energy assessments in water-related systems
Key Features
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Converts non-SI power units to hydraulic power units commonly used in water pumping applications
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Supports translation of small mechanical power measurements typical in legacy engineering
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Browser-based tool with straightforward unit selection and input
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Includes example conversions to help understand practical values
Examples
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1000 foot pound-force/hour equals approximately 0.000504818217 horsepower (water)
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50000 foot pound-force/hour equals approximately 0.025240908279 horsepower (water)
Common Use Cases
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Converting very small mechanical power values in engineering documents from older imperial units to hydraulic power units
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Estimating the available hydraulic power for micro-hydropower turbine applications
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Selecting and sizing pumps for irrigation, municipal water supply, and HVAC by comparing water horsepower requirements
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Updating historical field reports or legacy equipment specifications to modern unit standards
Tips & Best Practices
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Use this converter when dealing with low-level mechanical power expressed in foot pound-force per hour
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Compare water horsepower results to shaft or brake horsepower for estimating pump efficiency
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Consider fluid properties and operational conditions since water horsepower calculations depend on these factors
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Be cautious applying these conversions to high-power hydraulic systems where SI units are preferred
Limitations
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Resulting horsepower (water) values are usually very small and may be insignificant for many practical applications
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Imperial and SI measurement differences and underlying calculation assumptions can impact accuracy
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Mostly useful for translating legacy measurements or low-power scenarios, not for high-power hydraulic engineering
Frequently Asked Questions
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What does foot pound-force per hour measure?
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It is a non-SI unit of power representing work done or energy transferred at one foot-pound-force every hour, used mainly for very small mechanical power values in legacy imperial equipment.
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Why convert from foot pound-force per hour to horsepower (water)?
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Converting to horsepower (water) helps engineers translate small mechanical power into widely used hydraulic power units, essential for pump selection and assessing micro-hydropower energy.
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Can this conversion be applied to large hydraulic power systems?
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No, due to the small magnitude and different measurement systems involved, this conversion is more suited for small-scale or legacy applications rather than large hydraulic power systems.
Key Terminology
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Foot pound-force per hour
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A unit of power showing one foot-pound-force of work performed or energy transferred each hour, mainly used for small mechanical power in legacy imperial systems.
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Horsepower (water)
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Also called hydraulic horsepower, it indicates the theoretical mechanical power to move water against a head and is widely used for pump and water system engineering.
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Conversion Rate
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The factor used to convert foot pound-force per hour to horsepower (water) is approximately 5.0481821658829e-7.