HM 150.20 Operating Principle Of A Francis Turbine Didactic Equipment Vocational Education Equipment Fluid Mechanics Lab Equipment

Description

HM 150.20 Operating Principle Of A Francis Turbine Didactic Equipment Vocational Education Equipment Fluid Mechanics Lab Equipment

Model of a reaction turbine with adjustable guide vanes; determination of the efficiency

Features

– model of a reaction turbine

– transparent operating area

– turbine with adjustable guide vanes

– loading by band brake

Learning objectives/experiments

– design and function of a Francis turbine

– determination of torque, power and efficiency

– graphical representation of characteristic curves for torque, power and efficiency

Specification

[1] function of a Francis turbine

[2] transparent front panel for observing the operating area

[3] loading the turbine by use of the band brake

[4] adjustable guide vanes for setting different angles of attack

[5] marking on brake drum for non-contact speed measurement

[6] instruments: spring balances for determining the torque, manometer shows pressure at turbine inlet

[7] flow determination by base module HM 150

[8] water supply using the base module HM 150 or via lab supply

Technical data

Turbine

– output: 12W at n=1100min-1, approx. 40L/min, H=8m

– rotor

— 7 blades

— blade width: 5mm

— external Ø: 50mm

– guide vanes

— 6 vanes, adjustable (20 stages)

Measuring ranges

– force: 2x 0…10N

– pressure: 0…1,0bar

LxWxH: 400x400x630mm

Weight: approx. 17kg