Firefighting friction loss chart
WebDec 5, 2009 · Friction loss calculations for field operations are rule of thumb, and best done in round numbers. A pump operator has much more to think about than whether or not the friction loss is in 800... WebMar 18, 2002 · The Friction Loss sheet allows you to input GPM, pump discharge pressure, desired nozzle pressure, and elevation change and it will calculate the length of hose using both standard "C" values from the charts, and the far superior "C" values from several makes/models of modern fire hose (willing to add any others in I can get manufacturer's …
Firefighting friction loss chart
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WebSame hose at 400 gpm = 12.8psi friction loss Flow doubled 2 – So, friction loss is square of the doubling (2 = 4) thus (3.2 x 4 = 12.8) 3. 5For the same gpm friction loss varies inversely as the fifth power (X ). This principle proves the advantage of a larger size hose Ex > a 3in hose has 0.4 (40%) friction loss of that of a 2.5in hose. So ... WebDec 9, 2024 · The friction loss calculator helps you to calculate the amount of pressure head loss due to friction for a given dimension of pipe and volumetric flow rate. The …
WebThe Ponn Conquest Fire Hose is a single jacket industrial fire hose that can be used in several firefighting applications. Learn more & browse all Ponn hoses. WebElevation Loss/Gain: Changes in elevation add or reduce pressure in the hoseline. ±5psi per 10 feet of elevation change or per floor when fire is inside a building. FDC - Standpipe and Combination Systems: 150 PSI ± 5 PSI per Floor unless otherwise specified on the connection. 200 PSI above the 10th Floor. FDC - Sprinkler Systems: 150 PSI to ...
WebMar 13, 2024 · Using the hand method, for each 100-foot length of 1¾-inch hose flowing 200 gpm, the friction loss is 48 psi: 2 x 4 x 6 = 48 psi. For a 3-inch supply line flowing 300 gpm, the friction loss per ... WebFIRE HOSE FRICTION LOSS T-9 Pressure Loss in PSI per 100' Hose Equal Length ... Note: These friction loss figures will vary accordingly with age and manufacturer of …
WebPressure and Flow curve chart for the 7000-EHD master stream nozzle used with the Nitro HD monitor. File Type: Adobe Acrobat PDF File Size: 45.32 kB: Performance Document …
WebNozzles Pressures. Smooth Bore=50 psi. TFT/Fog=100 psi. Fire Hose Friction Loss. 1 ¾” hose: 125 gpm=20 psi/100’ 150 gpm=35 psi/100’ 175 gpm=45 psi/100’ eaglewood shopsWeb2. Friction loss is the reduction of water pressure which occurs as water travels over distance and through any kind of restriction. Following is the formula for friction loss (FL) in a 2 ½ inch fire hose: FL = 2Q2 + Q where: Q = GPM/100 Based on the information given above, what is the friction loss of a 2 ½ inch hose eaglewoods golf centerWebCalculating Friction Loss in 2½” Hose The process of calculating friction loss in 2½” hose is accomplished by figuring the friction loss as you would for 3” hose and then doubling … eaglewood resort itasca wedding