AFF048 Flow Of Compressible Fluids Vocational Training Equipment Educational Hydrodynamics Laboratory Equipment
Learning Objectives / Experiments
- pressure losses in pipes and pipe elbows
- flow in convergent/divergent nozzles
- supersonic flow in the de Laval nozzle
- determine the speed of sound in air
- compare calculation methods for incompressible and compressible flow
- use complete continuity equation
- determine mass flow using nozzle and volumetric flow rate using orifice
- record calibration curve for orifice
- record fan characteristic curve at different mass flows and speeds
Specification
[1] investigate flow of compressible fluids
[2] subsonic and transonic air flow
[3] variable speed on the radial fan for adjusting the mass flow
[4] minimised turbulence by drawing in air and optimum arrangement of the measuring objects
[5] transparent measuring objects with connectors for pressure measurement provide insight into the internal structure
[6] measuring nozzle for determining the mass flow
[7] pressure losses in subsonic flow in pipe elbows and various pipe sections
[8] pressure curve at subsonic and transonic nozzle flow
[9] orifice for determining volumetric flow rate by differential pressure measurement
[10] record fan characteristic curve using a throttle valve
[11] digital displays for pressures, velocity and speed
Technical Data
Radial fan
- max. speed: 31000min-1
- max. volumetric flow rate: 226m³/h
- max. head: 318mbar
- max. power consumption: 1,8kW
Measuring objects
- pipe section: 1m, diameter: 16, 24, 34mm
- 90° pipe elbow
- 2 nozzles, inner diameter: 12...34mm
with sudden enlargement
- with gradual enlargement (de Laval nozzle)
- orifice with orifice disks, diameter: 12, 19, 25, 32mm
- throttle valve, diameter: 34mm
Measuring ranges
- speed: 0...99999min-1
- pressure: 1x 0...25mbar, 1x 0...600mbar,
1x 0...1000mbar
- velocity: 0...65m/s
Dimensions and Weight
LxWxH: 1750x600x350mm
Weight: approx. 50kg
Required for Operation
230V, 50/60Hz/CSA, 1 phase or 120V, 60Hz/CSA,
1 phase or 230V, CSA, 3 phases