Transient flow: the velocity of a fluid particle changes with the time and the position. Transient flows occur during discharge processes, during startup and shutdown processes of turbomachines or in the case of fluid oscillations and water hammer processes.
HM 150.09
HM 150.12
HM 150.14
Horizontal Flow from a Tank
Vertical Flow from a Tank
Vortex Formation
Recording the trajectory of the water jet at different outlet velocities
Determination of pressure losses and contraction coefficient for different outlet contours
Free and forced vortex and recognition of surface profiles
HM 143
Transient drainage processes in storage reservoirs
Demonstration of the function of a rainwater retention basin and a dam
Water hammer
HM 150.15
HM 155
HM 156
Hydraulic Ram – Pumping Using Water Hammer
Water hammer in pipes
Water hammer and surge chamber
Formation and effect of water hammer
Water hammer as a function of valve closing time; calculation of the velocity of sound in water
Investigation and visualisation of water hammers in pipes and demonstration of how a surge chamber works