Gpm to hp calculator. Free tools for plumbers & engineers.

Gpm to hp calculator 0007 = Rule of Thumb Constant for Power HP = Horse Power #2 Horsepower required to Drive a Hydraulic Pump P HP = q p / 1714 where HP = horsepower (HP) q = required pump capacity Input the horsepower (HP), efficiency (as a decimal), head value, and select the head unit (cm, m, in, or ft). 0947 \text Our charts can help with many of the daily calculations you’ll have to make when using your pressure washer in a commercial or industrial setting. , HP, GPM & RPM Horsepower to Drive Hydraulic Pump Pump Displacement Pump Flow Rate (GPM) Pump Speed (RPM) GPM = Gallons Per Minute – GPM is a measure of how many gallons of water flow out of your system each minute. Pump Horsepower Calculator: Determine Required Motor Power This calculator helps you determine the required pump horsepower (HP) based on the flow rate (GPM), total dynamic head (TDH in feet), and pump efficiency. To find hydraulic horsepower, use the equation: HP = (PSI X GPM) / 1714 PSI = Pressure in Pounds per Square Inch GPM = Flow Rate in Gallons per Minute Example: Calculate hydraulic horsepower when pressure is 2000psi and flow rate is 20GPM: Horsepower = (2000 x 20) / 1714 Calculated out this gives a hydraulic horsepower of 23. Purpose: It helps engineers and technicians size pumps and understand their performance characteristics in fluid systems. Calculate the horsepower using the formula with the constant 3960. Input the horsepower (HP), efficiency (as a decimal), head value, and select the head unit (cm, m, in, or ft). It is calculated based on the flow rate of the hydraulic fluid and the pressure at which it is delivered. 85 efficiency and 5000 cm head. Online Pump Calculator - Imperial units The calculator below can used to calculate the hydraulic and shaft power of a pump using Imperial units: How to calculate horsepower needed for a hydraulic pump? To find the input horsepower requirement for a hydraulic pump, use this hydraulic pump horsepower formula: HP = (Flow x Pressure) ÷ 1714 Flow = Gallons Per Minute Pressure = Pounds per Square Inch Example: The input horsepower required for a pump that needs to provide 10 GPM at 1500 psi is: Where: P w h p — Water horsepower (in hp or kW) Q — Volume flow (in US gpm, L/s, or m³/h) h — Differential head (in ft) S G — Specific gravity of the fluid (dimensionless) μ — Pump efficiency (0 to 1) Explanation: Select whether to calculate water horsepower (P w h p) or volume flow (Q). Includes formulas, examples, and step-by-step explanations. Display the result with 5 decimal places, or in scientific notation if the value is greater than 10,000 or less than 0. Calculate hydraulic horsepower (HHP) using industry-standard formulas. 5 (static head + friction head) A GPM calculator is a tool used to estimate the required Gallons per Minute (GPM) of water flow for a particular application, such as irrigation, plumbing, or industrial processes. 34. BHP = Boiler Horsepower – The boiler’s capacity to deliver steam to a system. Importance of Horsepower Calculation HP to GPM Calculator: Convert Horsepower to Flow Rate Calculate the flow rate in gallons per minute (GPM) for a pump based on the horsepower (HP) and pressure in feet of head. If so, our gallons per minute calculator can help you out. This calculator helps you determine the power needed for efficient pump operation. P: Represents the required pressure, in pounds per square inch (PSI). Enter the GPM and PSI (pressure). This hydraulic motor power calculator lets you convert hydraulic load (pressure + flow) into the electric motor continuous power required to drive a hydraulic pump. . Sep 26, 2025 · Enter the flow rate, pressure, and efficiency into the calculator to determine the required motor size in horsepower (HP), or enter the motor size, flow rate… Well Pump Size Calculator: Find the Right GPM & Horsepower Calculate the appropriate well pump size by entering your well specifications and water usage requirements below. Professional plumbing calculators: pipe sizing, flow rate, pressure drop, friction loss, water heater sizing. That’s why our Well Pump Size Calculator exists — to help you calculate the Total Dynamic Head (TDH), estimate the required horsepower (HP), and determine the estimated pump capacity in GPM (gallons per minute). Additionally, some calculators may ask for Calculate gallons per minute (GPM) flow rate for pipes, pumps, and water systems to ensure efficient design, performance, and system sizing. Welcome to PumpCalculator. This measure is crucial for determining the efficiency and capability of hydraulic machinery and systems. Hydraulic horsepower is commonly used in applications such as A GPM calculator is a tool used to estimate the required Gallons per Minute (GPM) of water flow for a particular application, such as irrigation, plumbing, or industrial processes. GPM to HP Calculator: Convert Flow Rate to Horsepower Calculate the required horsepower (HP) for a pump based on the flow rate in gallons per minute (GPM) and pressure in feet of head. In addition, you can utilize our common conversions calculator to help you quickly convert units of measure, emissions, or boiler capacity, as well as our conversion calculators for saturated steam properties, superheated steam properties, and water properties. " Perfect for hydraulic system enthusiasts and professionals. The calculator will convert the head to feet and display the flow rate in both GPM and LPM. Free tools for plumbers & engineers. Convert flow rate (GPM/L-min) and pressure (PSI/bar) to HP for pumps, motors, and industrial systems. 3. This calculator helps you determine the flow rate achievable with a given pump power. Oct 3, 2024 · The WHP (Water Horsepower) calculator is designed to help users determine the horsepower generated by the flow of water based on the given flow rate and total head. 1714 is a conversion factor that accounts for the units used in this formula Inches Gear Pump Displacement in 3 /rev Pump Disp. ELECTRIC MOTOR HORSEPOWER (HP) REQUIRED TO DRIVE A GIVEN HYDRAULIC PUMP Use this equation to help figure out what electric motor horsepower (HP) is required to drive a hydraulic pump. The calculator will convert the head to feet and display the flow rate in both GPM and m³/h. How to Calculate Gallons Per Minute (GPM)? The basic formula to calculate GPM is: GPM = Volume (in gallons) / Time (in minutes) If the volume is given in units This calculator is designed to estimate fuel needs based on desired horsepower, fuel pressure, and fuel type. Pump Horsepower Calculator MEPBase Tool Convert pump flow and head into kW and horsepower (HP). Jul 3, 2025 · This Gallons Per Minute Calculator simplifies flow rate calculations. Example: Convert 2 HP to LPM with 0. This calculator helps in determining the appropriate motor power (in HP) based on the system's flow rate (GPM), pressure (PSI), and efficiency. net Your trusted resource for accurate pump sizing calculations. Oct 28, 2025 · Enter the flow rate and pressure into the calculator to determine the hydraulic horsepower. This calculator helps determine the correct pump capacity in GPM (Gallons Per Minute) and horsepower based on water source, desired pressure, and irrigation system needs. Pump Flow (GPM) Pressure (PSI) Horsepower (HP) Formula: GPM * PSI / (1714 * efficiency) = HP Efficiency of 87. Click to Compute the HORSEPOWER *Disclaimer below. This calculator helps determine the correct pump capacity in GPM (Gallons Per Minute) and horsepower based on well depth, desired pressure, and daily water needs. The calculator will convert the head to feet and display the flow rate in both GPM and m³/s. Use our free hydraulic calculator to determine flow, pressure, horsepower, and more for your hydraulic system design or troubleshooting. Proper motor sizing ensures efficient and reliable Where: HP: Represents the horsepower required. Explore hydraulic motor calculations and formulas for precise engineering solutions, all in one place with Evolution’s engineering toolbox. 1 Pipe friction head per 100 ft of pipe (ft/100 ft) = 30. It offers detailed technical data and calculations for various fields such as fluid mechanics, material properties, HVAC systems, electrical engineering, and more. 0007 (this is a 'rule-of-thumb' calculation) Where: GPM = Gallonsper Minute PSI = Pounds per Square Inch . Sep 14, 2025 · Enter the pounds per hour (lb/hr) and the density of the fluid into the calculator to determine the gallons per minute (GPM). HORSEPOWER for a hydraulic motor 1. 00001. Easily convert GPM (Gallons Per Minute) to PSI (Pounds per Square Inch) with our online calculator. , HP, GPM & RPM Horsepower to Drive Hydraulic Pump Desired Flow GPM Calculators Pump Hydraulic Horsepower The horsepower of a pump can be determined once basic information is known about the pumping station. Q: Represents the required pump capacity (flow rate), in gallons per minute (GPM). Our calculators help you determine the right pump size for various applications, from heat pumps to pool pumps, ensuring optimal performance and efficiency for your specific needs. 9 Pipe friction head (ft) = 2. Convert the result to the selected unit (hp or kW). Background Hydraulic systems are widely used in industrial applications. WHP Formula The formula used to calculate water horsepower is: \ [ \text {WHP} = \frac {Q \times H} {3960} \] Where: \ ( Q \) is the flow rate (gallons per minute, GPM) \ ( H \) is the head (feet) 3960 is a constant that accounts Aug 24, 2022 · Use this pump horsepower calculator to determine any pump's hydraulic and shaft power. Jul 31, 2025 · Use our GPM to PSI Calculator to convert flow rate (GPM) into pressure (PSI) and calculate required pump power. Check hydraulic power, motor input power and minimum motor size for chilled water, booster, transfer and fire pumps. Read the following text to find out more about the GPM meaning, GPM unit, and GPM formula. GPH to HP: A calculation used to determine the horsepower required to pump a certain number of gallons per hour at a specific pressure and pump efficiency. SImply take the gallons per minute (GPM) multiplied by the pump pressure PSI then divide that number by the result of 1,714 times efficiency (we used 85% effiencey in this case). Mar 27, 2024 · Enter the flow rate in gallons per minute and the total head in feet into the calculator to determine the water horsepower (WHP). The calculator will convert the head to feet and display the flow rate in both GPM and GPH. Hydraulic Motor Horsepower Enter the GPM and PSI (pressure) to calculate Horsepower What is Hydraulic Flow to Horsepower? Hydraulic flow to horsepower is a measure of the power output of a hydraulic system. Horsepower Required to Drive Hydraulic Pump HP = GPM X PSI X . Pump head calculator Flow rate q (gpm): Static head sh (ft) Inside diameter d (in) Pipe or tube length L (ft) Velocity (ft/s) = 5. 5% is assumed for these calculations. Example: Convert 2 HP to m³/h with 0. Feb 9, 2025 · Where: Flow Rate is in gallons per minute (GPM) or liters per minute (L/min) Pressure is in pounds per square inch (PSI) or bar 1714 is a constant used to convert the units to horsepower Example Calculation If the flow rate is 100 GPM and the pressure is 1500 PSI, the hydraulic horsepower is calculated as follows: Find the input horsepower required for a hydraulic pump with this Hydraulic Pump Horsepower Calculator. Enter bar and L/min or psi and GPM to instantly calculate the kW rating needed, including pump, motor, and controller efficiency losses. 5 Pump head h (ft) = 2. The Engineering ToolBox provides a wide range of free tools, calculators, and information resources aimed at engineers and designers. Simply enter Horsepower, Efficiency, and GPM values and click "Calculate. Once you select those values it will populate an estimated fuel pump flow rate required to meet your needs. Dec 5, 2024 · General Calculators WHP (Water Horsepower) Calculator By Steven February 13, 2025 To calculate Water Horsepower (WHP), multiply the flow rate (Q) in gallons per minute (GPM) by the head (H) in feet, then divide the result by 3960. Irrigation Pump Size Calculator: Find the Right GPM & Horsepower Calculate the appropriate irrigation pump size by entering your water source specifications and irrigation requirements below. For P w h p, enter the volume flow, differential head, pump efficiency, and select the specific Oct 3, 2024 · Hydraulic pump motor sizing is critical for ensuring that the motor provides adequate power to meet the system’s requirements. Example: Convert 2 HP to m³/s with 0. Ideal for sizing motors for centrifugal, irrigation, and industrial pumps. In System International System (SI) it is in kilowatts (kw). Oct 3, 2024 · Where: WHP is the Water Horsepower, Q is the Flow Rate or Discharge in gallons per minute (gpm), H is the Total Head in feet. Whether you’re managing water usage, estimating fill times for tanks, or analyzing fluid flow for projects, this calculator provides accurate results in no time. 2. To use this calculator, you need to input details such as the size of the area or system, the number of fixtures or outlets, and the type of activity being performed. Example Calculation Suppose you want to calculate the Water Horsepower for a system with a Flow Rate of 25 gpm and a Total Head of 15 feet. This calculation is crucial in various industries, including agriculture, manufacturing, and water treatment, where efficient pump operation is essential for optimal performance and energy Dec 30, 2024 · General Calculators GPM ↔ PSI Calculator By Steven November 20, 2024 To calculate PSI from GPM, use the formula: PSI = HP × (1714 × E / 100) / GPM, where HP is horsepower, E is efficiency, and GPM is the flow rate in gallons per minute. Using the formula: \ [ \text {WHP} = \frac {25 \times 15} {3960} = 0. η: Represents the pump efficiency, which is typically provided by the pump manufacturer and is expressed as a decimal. Calculate hydraulic pump performance with Evolution’s pump calculator, enabling accurate flow and pressure assessments for optimized hydraulic systems. Example: Convert 2 HP to GPH with 0. Required power to pump water. This water flow rate calculator includes multiple units and converts LPM to GPM, GPM to LPM, gallons per hour to gallons per minute, and much, much more. How to Calculate Water Horsepower To calculate the Water Horsepower (whp), use the formula: whp = \ (\frac {Q \cdot h \cdot s} {3960}\) Where: Q = Flow, in gallons per minute (gal/min) h = Head, in feet (ft) s = Specific gravity Use the form above to input the values, and the calculator will provide the whp. The hydraulic power is the next energy transferred to the water per unit Definition: This calculator determines the flow rate of a pump in gallons per minute (GPM) based on horsepower, efficiency, total head, and fluid density. Horsepower is the unit of power to define hydraulic or water horsepower. Home Tech Help Pump Disp. Convert g p m to gpm and D H to ft.