Tap this button. It will only flow as high as the water level in it, because the water in the hose is also pushing back with gravity. Feet Per Second Date: 02/22/2003 at 15:10:12 From: Steve Subject: Formula To determine the velocity in a pipe in ft. The total pressure drop is 30 PSI minus 20 PSI, which equals 10 PSI for 200 feet of pipe. Convert Flow rate units: cubic feet per minute [cfm], cubic feet per hour [cfh], cubic feet per second [cfs], Gallons per minute [gpm] ConvertTop. 0312 gallons per minute/sq. For my first ballpit, I bought PVC glue, but didn't end up using it. † Number of taps on pipe based on discharge through 5' of galvanized pipe with one 90° elbow. Total volume calculation of a cylindrical tank. At the bottom of the screen you'll see an icon depicting an arrow that looks like it's trying to get away from a square. Friction loss refers to the loss of pressure produces in a pipe or duct flow due to the fluid's viscosity produced at the surface layer of the pipe, which is independent of the type of pipe material. Power Calculator. Knowing your aquarium's volume is vital when using treatments or working out stocking values. Pipe Length. The SAF Perimeter Systems Roof Gallons per Minute Table (click to enlarge) allows simple calculation of Gallons/Minute/Square Foot of Roof Area. 76 or almost 40 feet for pipe for a gallon of water. Each ton of heating capacity will need 3 gallons per minutes (GPM) of flow. 75 gallons (2. Between cu ft/sec and gal/min measurements conversion chart page. With the rising cost of gas and the proliferation of new automobile technologies, it's important to understand just how much that gas-powered vehicle is costing you. Making Choices About Your Irrigation System. The calculator will estimate the number of cubic yards of concrete that will be required. , Souderton, PA 18964, 215-721-2200,. By using 1 unit of chips/rock, have the driver keep track of the number of feet and the number of gallons it took to cover the area. This price is for a coating over a pre-existing roof system, such as a rubber membrane or metal roof. With every system, you need to know how much flow you will need. 4-inch pipe: 3,400 gallons per minute To give you an idea of size and scope, a 24-foot above-ground round pool, 5 foot deep, contains roughly 16,000 gallons of water. You need to find a pump that uses the least amount of electricity, will last a long time and moves the right amount of water. 488US gal of liquid, as you prefer. 75 X _____inches of rainfall. 3 Gallons Per Hour or 315 Liters Per Hour. I have researched and learned that the inside diameter of 1/2" pipe is actually. Any shower head installed after 1992, probably has the flow rate etched into the showerhead. Choose a friction loss from Tables A. flow rates listed are based on manufacturer's maximum velocity of 5 feet per second (fps). There are many different formulas depending on whether you figure it in cubic inches, and some calculate Pi in the constant factor. Water Displacement. For a quick figure you can use the rule of thumb of. 433 Specific gravity of water(sp. Example: A pump is discharging 452. Every 90° turn in the piping contributes 1 foot of head as well. 4805194805195 US liquid gallons per minute. ceeded 5 feet per second in a 16- or 18-inch pipe placed on a 0. 5 feet wide – How many gallons are there per inch of liquid depth? 10 ft. Add a Free Feet to Gallons Calculator. of water supply systems in order to understand how this can be accomplished. 1 cubic foot =. Using the “Water Heating Power Calculator” above (250 us gallons, start temperature 103f, end temperature 105f, 120min) tells us that a heating power of 611 watts is required. One inch of water depth = 0. Gallons Cubic Ft. This property was built in 1972. Pipe Size Chart. cubic feet per second. Where S is our starting value, C is our conversion factor, and E is our end converted result. and then go to the right until you see the column header with nearest length in feet to your total pipe length. Every 90° turn in the piping contributes 1 foot of head as well. 1 foot per minute, or 745. Calculating your flow rates by pipe size The calculator can be used by entering your pipe ID and the feet per second flow rate into the yellow cells. The number of roof drains shown should be verified with local code requirements. , Souderton, PA 18964, 215-721-2200,. The hectoliter equals 100 liters, 0. (4) A sludge pipe must be accessible for cleaning. Like any device that does work (transfers energy across a distance), its effectiveness. Example: If you have a 25,000-gallon pool, and you want the water to turn over once every eight hours: 25,000 ÷ 480 (60 minutes x 8 hours) = 52 GPM. 5 gallons per minute (approximate). Equations displayed for easy reference. To compute the flow for 40 psi through 50 feet of hose, take the square root of (40 psi loss/[35. Calculation of drip application rate (gph & in/hr) Determining the average discharge rate Drip emitters were sampled in a vineyard system designed with two 0. Weight of Water in Foot Lengths of Pipe. so if a generator consumes 1 gallon per day, it will produce 10084 x 365. Water weighs 8. Are you bored? Try the Fun Stuff. Pipes - Volume Calculator. of Diesel varies depending on temperature and diesel type, but 0. Usually, well yield is measured in terms of gallons per minute (gpm) or gallons per hour (gph). Velocity in feet per second = (0. EPA loose 1 cubic foot 552 FEECO Copper pipe. 8 cubic inches in a foot you get 39. Count the number of drips in 1 (one) minute from a leaky faucet/toilet/etc. The calculation shows a head loss of 8. This report does not set specifications, or standards, for product weights. In such cases, proper consideration shall be given to pipe material, abrasive. The pressure gauge on the pipe at the well head reads 66 PSI and the one at the pond 50. 3 kilograms – kg pounds mass – lbm 2. Therefore, the cost per square foot is $0. What is the proper method for sizing the pipe? refer to the steps below for gallons per minute (gpm), velocity and feet of head loss per foot. 572 inches, deep 1 inch depth of water on 1 square mile = 2,323,200 cubic feet = 0. 000253) is the water weight in pounds divided by the foot pounds per minute. cylinderical barrel volume calculator - step by step calculation, formulas & solved example problem to find the total volume of the cylinderical barrel in different measurement units between litres (L), gallons , cubic inches, cubic foot etc from the given input values of middle & top or bottom radius. A cubic foot per second of wa-ter is flowing when a cubic foot volume of water (equal to one foot wide, one foot long, and one foot high) passes a given point every second. Volume refers to the available area within the basket or cylinder of the washer. " and "gallons per minute per sq. to pipe size (diameter). Carbon Equivalent Calculator. The pipe is a geometric cylinder. Calculate capacity or volume in any units, from dimensions in any units. Best Answer: First, you need to calculate how many cubic feet of water is in the well, then you need to convert from cubic feet to gallons. (Key Words: sand, plume, flush, sand separa-tion. 91 Water loss will vary with age of water main - assume Straight line projection as follows: 0 to 25 year old pipe 0 % of Total Loss gallons per mile per year -. for 16" SCH 40 pipe. This metric system conversion calculator for volume can be used for converting: - cubic meters to cubic feet - gallons to liters - cubic feet to gallons - cubic feet to litres - cubic feet to cubic meters - cubic feet to cubic inches - liter to cubic feet. Any shower head installed after 1992, probably has the flow rate etched into the showerhead. Calculate the net gallons of rain running off the roof in an average year from a home that measures 47 feet long and 27 feet wide at the drip line of the roof. 1 million gallons per leak = 115 MGY from the leaking from pipes scheduled for replacement. 75 X _____inches of rainfall. The pipe size selcted will affect the amount of friction loss the pump must overcome to deliver effluent. Input and output support. NECO Pumping Systems a Division of NECO Equipment Company Inc. so if a generator consumes 1 gallon per day, it will produce 10084 x 365. If you take 231 the number of cubic inches in a gallon and divide by 5. Friction of liquids in pipes increases as the square of the velocity. Flow converter is a flow calculator. You can convert pipe size to gallons per minute of flow by calculating the cross-sectional area of the pipe and making some reasonable assumptions about pipe volume and the rate of flow. Compare it to an estimate of number of gallons per day ,and explain where there is a difference). manhole is 100 gallons per minute when they arrive on scene but noticed that it has dropped to 50 gallons per minute five minutes later, their report should reflect that fact. 125 feet of 3/4" pipe holds 3. C and F) It should be kept to 2 feet per second for maximum efficiency. 47 gallons of water in it, at 5 feet per second, that's 7. Contacting your Shipco® representative is advised. 42 cubic inches in a gallon. A cubic foot of water equals: • Approximately 405 gallons per minute (gpm). To find the pump, look at the chart, under the column titled "pump" enter the model number of the pump in the search box located on our page's main menu to the left. In this calculator, it must be given in ft/sec, or if the flow rate is known in gallons per minute, input that value into the second box and press the convert button. The diameter of a pipe can also have a large impact on the head pressure if the diameter of the pipe is too narrow for the given flow rate. Explains basic formula format, discusses elements; Utilizes same formula as volume calculation of Circular Tank, Convert pipe diameter to Feet from Inches, Link to Video to my video to calculate. 1000 divided by 12 = 83. 224,400 gallons Solution: First, calculate the volume for a rectangular box (L x W x D or H) Length x Width x Depth or Height. It is the middle of July in Georgia and both you and your tomatoes are wilting in your yard, both looking to the sky and hoping for rain. 91 Water loss will vary with age of water main - assume Straight line projection as follows: 0 to 25 year old pipe 0 % of Total Loss gallons per mile per year -. ) An 8 inch pipe has a diameter 8 inches and hence a radius of 4 inches, hence you have a cylinder that has. † Number of taps on pipe based on discharge through 5' of galvanized pipe with one 90° elbow. Free online volume conversion calculators to calculate both liquid and dry metric in cups, ounces, barrels, liters, quarts, pints, and much more. 133680 cubic feet, so the pipe needs to be (0. If the bore diameter is reduced to 1 inch, the nozzle reaction at 400 gallons per minute is significantly increased to 285 pounds reactive force. 48 Centimeters. Percent Used. How to find out the volume of a cylinder. A horsepower is equivalent to raising 33,000 Lbs. 5% slope, regardless of the pump capacity. Ask Soils Lab or Tech for Proctor of Material Being Calculated for Best Results of Ton Calculations. Easily convert cubic feet per second to US gallons per minute, convert ft 3 /s to US gpm. Therefore, the cost per square foot is $0. This is equivalent to 25 square feet per quart or 100 square feet per gallon. One cubic mile of water equals 1. C) Determine the rate at which you can lose pressure in the pipe. Sewers shall be laid with uniform slope between manholes. Calculate your family's first hour water heater rating by multiplying the average water use (in gallons per minute) for each fixture used during the single busiest hour of water usage in your home. Multiply that number by 60 = gallons per minute. 48 Centimeters. (If you are looking for British imperial gallons there are 277. 01 150 ounces per gallon by weight MAT WILL NEED 4 OUNCES PER SQUARE FOOT, AND TWO OUNCE. Most pools use 2-inch pipes, which can handle about 73 gallons per minute. Flows rate (Equivalence) The most commonly used water flow or airflow unit today is CFM (Cubic Feet per Minute). There is 270' of water in the cassings. Horsepower = gallons per minute x Total Head in Feet (if pumping a liquid other than water, multiply the gallons per minute by the liquids specific gravity) Gallons Per Minute through a Pipe GPM 2= 0. That means that to supply a 100’ x 100’ yard with one inch of water costs over $12. 3 X 100ft = 3,330ft Pump can handle 3,330ft of drip tape 22 lines, 150ft long Gallons Per. Where more than one soil texture classification is encountered within a soil profile and it is not. It could be a U. The standard term for rate of flow of irrigation water is cubic feet per second (cfs). One cubic foot equals 7. 023 Gallons Per Minute Per Square Foot of Roof Area x 2,500 square feet = 57. Diameter Water Kelly Pipe is proud to offer a wide variety of convenient. Tank Volume Calculator *** Cubic ft x 7. of pipe of 1in. Which choice will give you the most value for your money, and how to calculate the price per pound? Perplex? The best choice is 4. 36 leaks per mile by the length of pipe. Like any device that does work (transfers energy across a distance), its effectiveness. This calculator calculates for the volume, diameter, and length of a cylindrical container or tube. 2 the water traveling from the valve to the farthest head must pass through 200 feet of pipe. 433 Specific gravity of water(sp. Length of Supply Pipe = feet C. Select the nominal pipe size in inches; Line 7. water volume calculator inches - Thread: How Many Gallons Per Foot?Gallon VolumeConversion into different unitsAquarium Calculator Calculate Fish Tank Volu. Enter the flow rate of the water carried by the pipe in gallons per minute. Example: An 18" sump with a water rise of 6" per minute represents a flow of 420 US gallons per hour. The benefit is a lighter more. Copper Pipe Volume Calculator / Ft. Sewers shall be laid with uniform slope between manholes. Combined gas law calculator is a powerful online tool for solving problems using Combined gas law equation. of pipe of 1in. These weights are based on minimum class (thickness class 51 for 3" and 4" and class 50 for 6" through 54") ductile iron pipe with minimum thickness standard cement lining as specified in awwa c104 and on weight of water of 62. Trajectory Method (4) The trajectory method of water measurement is a form of velocity area calculations that can be used for obtaining a rapid and rough estimate of flow rate discharging from a horizontal pipe flowing full. 37d, discharge is given by: Q = 6. Easily convert cubic feet per second to US gallons per minute, convert ft 3 /s to US gpm. If the total energy of the pressure is converted into velocity ((p/gamma)*2g)^0. 4805 gallons per cubic foot. 6233 gallons, the estimated amount of water that covers one square foot one inch deep. 5% solution. Baseboard - 1. 000016387064*231 = 126. Advanced Fluid Systems features an online fluid power calculator which is a powerful tool for common conversions and hydraulic calculations or formulas. If you know the slope rather than the pipe length and drop, then enter "1" in "Length" and enter the slope in "Drop". Like any device that does work (transfers energy across a distance), its effectiveness. With our combined expertise, capabilities, and inventories - we have the largest offering in the industry of remanufactured, aftermarket, and OEM hydraulic components and parts. - A pipe with diameter (show how to calculate the rate of the volume of oil flowing through the pipe. 6 x 100 square feet = 60 gallons per week which could be supplied by a small section of roof feeding a few rainbarrels; a 10 ft x 100 ft strip of ornamentals might. Determine the pressure head by converting the answer from question 12 from pound per square inch to feet of head by multiplying it by 2. Units in circular culvert free-discharge water calculator: cm=centimeter, cfs=cubic foot per second, cms=cubic meter per second, ft=foot, gal=gallon (U. There is only one problem. If the bore diameter is reduced to 1 inch, the nozzle reaction at 400 gallons per minute is significantly increased to 285 pounds reactive force. If water has to be pumped through a 2-inch Schedule 40 polyvinyl chloride (PVC) plastic pipe from a well to a pond 400 feet away, calculate how many GPM the system is delivering. 1 trillion gallons, 147. At the request of the. For instance, if a 1 inch pipe runs 30' then drops to 1/2" for 6" and then someone installed 3/4" pipe and ran an additional 40 feet, the 40 feet of 3/4" pipe would all be considered 1/2". Calculating the Volume of a Pipe in Cubic Feet Multiply the cross-sectional area of a pipe by its length to determine its volume in cubic feet. The answer to this question is actualy 0. Pipe Friction Loss Calculator. Note that rounding errors may occur, so always check the results. That equals over 650 gallons of water for one new cotton t-shirt. Pipe Size Chart. Example - Water Content in Pipe. Instant readings typically are in gallons per minute or cubic feet per second. 69; or 12oz for $4. Velocity: ft/sec or gallons/minute. - 30-32 square foot of 1½ oz. Explains basic formula format, discusses elements; Utilizes same formula as volume calculation of Circular Tank, Convert pipe diameter to Feet from Inches, Link to Video to my video to calculate. C) Determine the rate at which you can lose pressure in the pipe. Stanwade's STI P3® Double Wall Tanks are constructed to UL® 58 standards, use EPA approved UST technology and are compatible with wide range of fuels and chemicals. head loss include pipe size, number of 90° bends in the pipe, amount of vertical lift, distance of the pump from the pool, etc. 1291 Barrels per Mile Capacities of Pipes and Cylinders. Major sections are presented for flow: Gallons per Minute (GPM), Million Gallons per Day (MGD), and Cubic Feet per Second (CFS) respectively. If you're unsure what the inner diameter of a pipe is but you know the outer diameter refer to the common pipe dimensions tables to find the most likely inner diameter of your pipe. 66 per square foot, depending on type and location. Water Distribution Operator (TX) License D study guide by ronjgina includes 60 questions covering vocabulary, terms and more. Round your answer to the nearest tenth. Cubic Feet to US Gallons (Liquid) formula. Litres per year, gallons per hour, cubic inches per second? Instantly convert any unit to all others. Note : This formula is used for converting gallons per minute (gpm) to velocity, in feet per second (fps) within a given pipe diameter. 840 US gallon per 100 feet; 1/2" pex tubing - 0. " For example, a 3 inch per hour rainfall will build up to a 3 inch depth on a flat roof in one hour, at the rate of 1. application rate of 0. 5/100 feet/50 feet]) and multiply by 10 gpm to yield 15. Open up this calculator on Safari. One cubic foot is the equivalent to approximately 0. ) Introduction. Note: Calculator does not screen for reasonable flow velocities, Hydronic piping is normally sized for flow velocities between 5 and 12 feet/sec; Line 5. Height is 12" since you wish to calcuate water volume per foot. Well yield is the volume of water per unit of time that is produced from the well by pumping. The volume of water per unit of time discharged from a well is its capacity. 3 X 100ft = 3,330ft Pump can handle 3,330ft of drip tape 22 lines, 150ft long Gallons Per. Best Answer: First, you need to calculate how many cubic feet of water is in the well, then you need to convert from cubic feet to gallons. Every 90° turn in the piping contributes 1 foot of head as well. In metric terms a cubic foot is a cube with sides 0. 48 gallons of water in one cubic foot. The data between them does vary. 5 feet per second. 85 acre lot and features 3 bedrooms and 2 bathrooms. To do so effectively, the chapter also describes the fundamentals of the rainfall-runoff process that these methods attempt to simulate. This calc is mainly for pipes full with water at ambient temperature and under turbulent flow. • Top eq'n shown in units: ft3/sec = ft2 x ft. 60 gallon per square foot per day for drainfield absorption beds. liquid gallon, or wine gallon, a U. The equation for head loss in pipes, also referred to as slope, S, expressed in "feet per foot of length" vs. In terms of the DEP water supply line size table, whose key component is gallons per minute, the differences are even more dramatic. The two 2½-inch supply hoseline setup will contain approximately 26 gallons of water per 100 feet once charged. How to calculate the size of pump you need for your pond Choosing the right pond pump is a very important. Make all measurements in inches, as accurately as possible. Determine concentration of available chlorine re-quired (usually 50 ppm is minimum standard). Carry out the calculations. 2 pounds-force per square foot. Units in circular culvert free-discharge water calculator: cm=centimeter, cfs=cubic foot per second, cms=cubic meter per second, ft=foot, gal=gallon (U. In metric terms a cubic foot is a cube with sides 0. Section 2, supplying outlets A, B, and C, or 94 cubic feet per hour requires 1/2 inch pipe. 8 = liters per hour cubic feet per minute x 1699 = liters per hour acre inches per hour x 1712. It provides key data and answers important questions that are relevant to construction professionals planning to incorporate propane in their construction projects. Each gallon of paint covers about 350 square feet of surface area. liquid gallons, 6. Calculating the Volume of a Pipe in Cubic Feet Multiply the cross-sectional area of a pipe by its length to determine its volume in cubic feet. Total dynamic head = _174_ ft. Like any device that does work (transfers energy across a distance), its effectiveness. As examples, for temperate climate plants such as typical vegetables, ornamentals, and lawn grasses grown in the eastern states, a 10 ft x 10 ft vegetable garden would do well with 0. Pound per cubic inch to Kilogram per cubic meter 1 lb/in ³ = 27679. 150 is the commonly accepted value for PVC and CPVC pipe. If you're connecting to a line other than the main line, measure the line that you will be connecting to. Height is 12" since you wish to calcuate water volume per foot. ), the addition of the quantity 0. How many cubic feet per second ( ft 3 /sec ) are in 1 gallon US per minute ( 1 gal/min )? How much of flow from gallons US per minute to cubic feet per second, gal/min to ft 3 /sec? Exchange values and measures from one flow unit to another unit by quick calculation. These is no elevation change and the pumping distance is negligible (under 2 ft). 005454) = 24 feet long to hold a gallon. Figure c – Friction Factors For Pipe Fittings in terms of Equivalent Feet of Straight Pipe B. Measurements and Conversions On this page, it is the most popular conversion of length/distance, temperature, speed, volume, weight/mass, area/ Surface, Velocity/speed, Accelebration, Power, Density, suface Density, Dynamic viscosity, Kinematic viscosity, Flow Rate(Mass) and Flow Rate(Volume). Also realize that various types of pipe have maximum pressure levels they can handle without rupturing. Which choice will give you the most value for your money, and how to calculate the price per pound? Perplex? The best choice is 4. Between cu ft/sec and gal/min measurements conversion chart page. Weight of Water in Foot Lengths of Pipe. Pipe Weight Formula - This formula can be used to determine the weight per foot for any size of pipe with any wall thickness. 1 cubic foot =. • 37 leaks * 3. A gallon is 0. A gallon equals 0. ) There are three columns. 785liters(1) 3. We also provide all necessary generators and control systems to support power recovery operations. 481 = 4,498 gallons per year! 4,498 gallons per year (divided by 1. Construction related calculator to solve problems with feet and inches calculations. Weight of Water in Foot Lengths of Pipe. We have provided flow requirements for standard flushing and filling rates in separate charts. Step 3: Solids-Handling requirements may be determined. Online converter for units of flow rate by volume. Plumbing statistics, information, education, weight and volume of water, etc. The calculator is generic and can be used for any units as long as the use of units are consistent. Volume of a cylinder = pi x radius squared x height. This would be the upper bound of the flow. Any help appreciated. Cubic Feet to US Gallons (Liquid) formula. Pond pumps are sized by gallons per hour (GPH) output at one foot of lift or height. x 60 gives you gallons per minute. liquid gallons, 21. That means that to supply a 100’ x 100’ yard with one inch of water costs over $12. ) Introduction. Flow Calculator. As a minimum, you'll have the skimmer and main drain pipes, and the return piping. 033 kilograms-force per square centimetre. The maximum leakag e allowance for all sanitary sewers shall be 50 gallons per inch diameter per mile of pipe per 24 hours. If one foot of 6 inch pipe has 1. As examples, for temperate climate plants such as typical vegetables, ornamentals, and lawn grasses grown in the eastern states, a 10 ft x 10 ft vegetable garden would do well with 0. 6 billion tons). his calculator will determine the weights of steel pipes with selected material content, per AISC Manual of Steel Construction, 13th Edition CD Database (for pipes from 1/2 Standard Size Steel Pipe Weights Calculator. The output of a pump can vary by 40 or more GPM depending on the feet of head, and style of pump, The charts in the article are there to give you an idea how GPM is affected by the pipe size. It converts liter per second, liter per hour, cubic meter per second, gallon per minute, gallon per hour, gallon per day. For example: If a boat is to be fabricated having a hull area of 100 square feet using gel-coat,. If th e level of the current prevailing groundwater is two feet (2') or more above the top of the sewer pipe, an infiltration test will be required. 572 inches, deep 1 inch depth of water on 1 square mile = 2,323,200 cubic feet = 0. to pipe size (diameter). This calculator is designed to give information of where and how much water we use. in inches - Pipe Wall Thickness in inches) x 10. The water footprint of one pound of cotton is 1,320 gallons. Pipe Sizes For Water Distribution System Design D-5 Table D-3. Suppose now that conditions are the same, but the hose is 50’ long. Washington state drinking water rules (WAC 246-290-451) establish minimum chlorine contact times for. In metric terms a cubic foot is a cube with sides 0. More than a billion feet of ADS corrugated polyethylene pipe have been installed in American farmlands for field drainage, soil moisture control, and stock ponds. You are moltiplying inches and feet, that is wrong. Easy Pond Calculator. Wt/Ft = (OD - Wall Thickness) * Wall Thickness * 10. You can also account for friction by adding 1 foot of head for every 10 feet of horizontal piping between the pump and your filter or feature. standard 6-inch diameter drilled well can store 1½ gallons of water per foot of well depth. 18579 : 231 = ~2. This is called the Friction Factor (Ff) which is the allowable PSI loss per one hundred feet of pipe. As examples, for temperate climate plants such as typical vegetables, ornamentals, and lawn grasses grown in the eastern states, a 10 ft x 10 ft vegetable garden would do well with 0. V = π r 2 h. Conversions are performed by using a conversion factor. 5 feet per second: To calculate the flow in gallons per minute per foot of screen, first calculate the percentage of open area of the screen, then use that result to calculate the flow. ceeded 5 feet per second in a 16- or 18-inch pipe placed on a 0. 5 psi (C) 14. Farmers choose polyethylene for its ruggedness in all temperatures, easy installation, low cost, and long service. Torque values are in foot pounds Hydraulic (fluid power) horsepower HP = PSI x GPM ÷ 1714 PSI is gauge pressure in pounds per square inch; GPM is oil flow in gallons per minute Velocity of oil flow in pipe V = GPM x 0. EDR to Pounds of condensate per hour (Divide EDR by 4) • EDR to GPM (Multiply EDR by 0. How to find out the volume of a cylinder.