Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15...
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Transcript of Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15...
![Page 1: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/1.jpg)
Available Water Flow
Meter Size• Typical flow depending on size
– 5/8” = 12 GPM– ¾” = 15 GPM– 1” = 20 GPM
![Page 2: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/2.jpg)
Available Water Flow
Determine available flow with Bucket Test• Water meter: measure at backflow preventer
![Page 3: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/3.jpg)
Available Water Flow
Bucket Test• Pump: measure at pump
![Page 4: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/4.jpg)
Bucket Test
(5 gallons / seconds to fill) X 60 seconds =
Gallons per Minute (GPM)
![Page 5: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/5.jpg)
Available Pressure
Pounds per Square Inch (PSI)• Static PSI
– Pressure when water not moving– Measure with PSI gauge on water spigot (meter)
• Operating PSI– Pressure during operation
![Page 6: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/6.jpg)
High Pressure…..
Low Pressure….
![Page 7: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/7.jpg)
High Pressure
![Page 8: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/8.jpg)
Low Pressure
![Page 9: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/9.jpg)
Low Pressure
![Page 10: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/10.jpg)
Low Pressure
![Page 11: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/11.jpg)
Pressure Measurement
Pressure gaugePressure gauge
![Page 12: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/12.jpg)
Pressure Gauge (Pitot Tube)
• Measure operating pressure
![Page 13: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/13.jpg)
Water Pressure
Created by:Elevation
– Weight of water
![Page 14: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/14.jpg)
Water Pressure
1’ of elevation (head) = 0.433 psiIn irrigation terms, 1’ of elevation
is referred to as 1’ of head
1 in.
1 in.
12 in.
0.433 psi
![Page 15: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/15.jpg)
Water Pressure
2.31’ of elevation = 1 psi
1 psi
2.31 ft.
![Page 16: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/16.jpg)
Pressure and Container Size
What (relatively) will be the pressure at the base of various containers? Same for all (only the height of water column
determines the pressure )
A B C
![Page 17: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/17.jpg)
![Page 18: Available Water Flow Meter Size Typical flow depending on size – 5/8” = 12 GPM – ¾” = 15 GPM – 1” = 20 GPM.](https://reader035.fdocuments.net/reader035/viewer/2022062222/5697bfa61a28abf838c980f8/html5/thumbnails/18.jpg)