HM 450.02 Francis Turbine Didactic Equipment Vocational Education Equipment Fluid Mechanics Lab Equipment
Model of a reaction turbine with speed and torque measurement; adjustable guide vanes
Features
– Francis turbine with visible operating area
– closed water circuit and data processing software for use with the HM 450C trainer
Learning objectives/experiments
– determination of mechanical output
– determination of efficiency
– recording of characteristic curves
– investigation of the influence of the guide vane position on the power output
– velocity triangles
Specification
[1] recording the curves of a Francis turbine and investigating the influence of the guide vane position
[2] transparent front panel for observing the operating area
[3] adjustable guide vanes for setting different angles of attack
[4] loading the turbine by use of the adjustable band brake
[5] recording the torque via band brake and force sensor
[6] pressure sensor at the turbine inlet
[7] speed, torque and pressure displayed on the switch cabinet of HM 450C
[8] water supply, flow rate measurement and data processing software via HM 450C
Technical data
Turbine
– output: approx. 350W at 1500min-1, 270L/min, H=15m
– max. speed: 3000min-1
– rotor
— 11 blades
— medium diameter: 60mm
– distributor
— 7 guide vanes
— angle of attack: 0…20°
Measuring ranges
– torque: 0…9,81Nm
– pressure: 0…4bar abs.
– speed: 0…4000min-1
LxWxH: 510x490x410mm
Weight: approx. 38kg