280 17 3 6 3 300 20 0 7 2 350 10 0 400 13 0 450 16 2 500 20 0 pressure loss through water meters psi flow gpm nominal size.
3 water meter pressure loss.
Equations displayed for easy reference.
If you know the brand of the water meter you can probably find a table on the manufacturer s website that tells you the pressure loss for the meter size at various rates of flow.
Includes 53 different calculations.
The first is the water meter valve located right next to the water meter on the main city supply pipe serving your home.
But if your water pressure is low throughout your house especially after some work has been done on your plumbing system it s.
This friction loss calculator employs the hazen williams equation to calculate the pressure or friction loss in pipes.
The charts below give typical pressure losses for various meter sizes and.
They are often referred to as hydraulic friction loss tables.
Normally you will not use this valve as technically it belongs to the water company and is typically used only by water company personnel.
12 5 2007 11 17 43 am.
Losses are calculated on the basis of flow rates in circular pipes the internal diameter of the pipe the length of the pipe and the type of pipe.
The pressure loss psi loss for water meters is based on the meter size and the flow rate.
This version is usable for browsers without javascript also.
Calculating water pressure loss bathrooms plumbing design text.
Pressure drop online calculator calculation of pressure drops of flowing liquids and gases in pipes and pipe elements laminar and turbulent flow.
If not the charts below should be close enough.
Years ago engineers developed tables to quickly calculate water pressure loss.
Calculations are possible only if javascript is activated in your browser.
Studies produced constants numbers which you use to help in the calculation which make.
2 gpm 7 6 liter min flows through a 1 2 garden hose with length 82 feet 25 m from the diagram above the pressure loss per 100 feet can be estimated to 5 psi the pressure drop in the hose can be calculated as.
Calculating water pressure loss.
Example water flow through a hose and pressure loss.
Pressure loss through water meters.
4 sr 3 50 3 4 25 103 4 10 9 50 11 2 sr 5 100 11 2 50 125 8 13 11 4 100 2 sr 8 160 2 80 151 4 17 12 1 160 meter size normal operating flow range gpm low flow accuracy 95 minimum gpm laying length inches pressure loss psi gpm 2 2 160 1 4 151 4 5 1 160 3 4 320 1 2 17 4 2 320 4 6 500 3.
