AFF047 Water Hammer in Pipes Didactic Equipment Teaching Hydrodynamics Lab Equipment
Learning Objectives / Experiments
- water hammer as a function of flow rate
- water hammer as a function of valve closing time
- display pressure curve
- determine reflection time
- calculation of the velocity of sound in water
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Specification
[1] investigation of water hammer and pressure waves in pipes
[2] pipe section as coiled tube to save space
[3] generation of water hammer via solenoid valve with constant closing time
[4] generation of water hammer via solenoid valve with adjustable closing time
[5] pressure vessel with air cushion reflects the wave
[6] safety valve protects against overpressure in the system
[7] instruments: pressure sensor, rotameter, manometer
[8] representation of the pressure curves and the flow rate with software
[9] Software for data acquisition via USB under Windows Vista or Windows 7
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Technical Data
Solenoid valve, constant closing time
- closing time: 20...30ms
- operating pressure: 0...10bar
Solenoid valve, adjustable closing time
- closing time: 1...4s
- operating pressure: 0,2...12bar
Safety valve: 16bar
Pipe section, copper
- length: 60m
- inner diameter: 10mm
Pressure vessel: 5L
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Measuring ranges
- pressure: 0...16bar
- flow rate: 30...320L/h
Dimensions and Weight
LxWxH: 1310x790x1500mm
Weight: approx. 155kg
Required for Operation
230V, 50/60Hz, 1 phase or 120V, 60Hz/CSA, 1 phase
Water connection 300L/h, drain
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