This is a reaction turbine and this test rig shows the construction and working of Francis turbine. Rope brake dynamometer is used to measure the output of turbine. Pressure gauge and orifice meter are used to measure the input of turbine. The system is closed circuit.
| Specifications | |
|---|---|
| This Francis Turbine Test Rig | 150mm size to develop 1 KW at 1250 RPM with a flow of about 1400 lpm at 20 meters supply head. |
| Supply pump set | 80x80mm size, 1500 lpm at 20 meter head suitable for supplying water to the turbine. |
| Monoblock Centrifugal Pump | Kirlokar Make (5 HP, 3 Phases, 440V) |
| Pump Size | Suction size 65mm & Delivery size 80mm |
| Pump Discharge | 1200 LPM |
| Delivery Head | 20 meter |
| RPM | 3000 RPM |
| Sump Tank | SS Tank to store sufficient water for independent circulation through the unit. Capacity 300 Liter. |
| Rope Brake Dynamometer | Used to measure the output. Spring balance and dead weights are used. Runner Diameter 220mm. |
| Orifice meter | 53mm used to measure flow rate through pressure gauge difference. |
| Discharge Control Valve | By-pass valve of 3" (ISI mark) used to control flow rate. |
| Load Cell | 50 kg with Digital Load Indicator |
| Digital RPM Indicator | With Sensor |
| Pressure Gauge | 4 kg/cm² to measure pressure head |
| Rigid MS Frame | Compact design to accommodate all components as a self-sufficient unit operable without foundation. |
| Switch and Starter | Suitable for above motor pump set, mounted on control panel board. |
