Flow around bodies

Water Air
Soil             Waste
Streamlines and flow fields
Streamlines can be visualised by using contrast medium, fog or by floating particles or hydrogen bubbles.
HM 132
 
HM 133
 
HM 152
Vertical visualisation of flow fields   Visualisation of flow fields                     Potential flow                                        
Electrolytically generated hydrogen bubbles as contrast medium       Electrolytically generated hydrogen bubbles as contrast medium      Visualisation of streamlines in a Hele-Shaw cell using ink as contrast medium
         
HM 153
 
HM 150.10
 
HM 226
Visualisation of Different Flows                           Visualisation of Streamlines                               Wind Tunnel for Visualisation of Streamlines
Visualisation of flow around bodies and flow phenomena in open channels and pipes     Investigation of flow around models in laminar, two-dimensional flow using ink as contrast medium   Illuminated test section, various models, fog generator included                                                                        
         
HM 225.08
Visualisation of Streamlines
Flow patterns in real fluids at different models; visualisation using fog
Pressure and velocity profiles
HM 170
 
HM 225.04
 
HM 225.06
Open wind tunnel   Drag Forces                 Coanda Effect      
Experiments from the field of aerodynamics and fluid mechanics with an “Eiffel” type wind tunnel     More >>    Determining drag forces on models immersed in a flow                                                                                         Investigation of wall-guided airflow and familiarisation with the principle of pneumatic logic elements                  
         
Aerofoil
Drag and lift forces as well as pressure curve on aerofoils by means of wind tunnel experiments.
HM 170.05
 
HM 170.20
 
HM 170.22
Lift body aerofoil NACA 0015                                   Aerofoil, Spring-Mounted                                         Pressure distribution on an aerofoil NACA 0015    
         
HM 170.21
   
Aerofoil with slat and slot flap  
         
Measurement of boundary layer
The boundary layer is formed along a surface of a body in incident flow due to the adhesion of the flowing fluid, e.g. air. Internal friction in the fluid causes a change in the flow course and affects flow resistance and flow velocity.
HM 170.24
 
HM 220.02
 
HM 225.02
Boundary layer analysis with Pitot   Measurement of Boundary Layers   Boundary Layers     
Investigation of the boundary layer on a flat plate with flow along the plate; two different surfaces.                                                                                   Velocity distribution and boundary layer thickness within the boundary layer of a flat plate in longitudinal flow; vertically sliding Pitot tube             Investigation of boundary layers on a flat plate with flow along the plate    .                                                                                                                          
         
Pressure losses
CE 220
 
HM 136
Fluidised bed formation   Flow through packed columns      
Investigation of fluidised bed formation of solids in air and water                                 Comparison of different modes of operation; water and/or air, parallel flow or counterflow mode