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Madugeta Small Hydro Power Project

This project involves the construction of small hydro power for M/s Vidul Madugeta (Pvt) Ltd which i...
Capacity
2.4 MW
Developer
M/S Vidul Madugeta (Pvt) Ltd
Location
Neluwa – Galle
Stream
Gin Ganga
Scope of work : Lot 2
Headrace Channel, Forebay Tank,Bridge
Date of Award of Contract
26/11/2011
Date of Completion as per agreement
10/04/2013
Scope of work : Lot 3
Power house, Penstock Civil Work,Switch Yard
Date of Award of Contract
18/09/2012
Date of Completion as per agreement
12/08/2013
Design Head
16m
Design Flow
22 cumecs

This project involves the construction of small hydro power for M/s Vidul Madugeta (Pvt) Ltd which is located in Neluwa, Galle. After completion of Madugeta Lot 02 the Sentab was asked to concession with Madugeta Lot 03 due to successful performance. The features include construction of the Headrace Channel, Forebay Tank, Bridge, Power House, Penstock Civil and Switch Yard.

Dellawa Ela is a river which running across the site, during the pre-development of the project the developer has noticed the difficulties faced by villagers to cross the river by using wood bridge. So Sentab engineering who took this as a challenge and undertake the construction of the bridge which facilitate villagers to cross the river with safe.Used width: 5m.used length 22m        

Draft tube construction of Power house is compassed for Double regulated Kaplan Turbines with the capacity of 2.4MW. Sentab has completed the installation within 12 days by using steel and thin plywood which satisfied the developer’s budget as well. The Sentab has proved that the materials are 100% strong enough to carry the structure.The Pressure tunnel was built to pump water from Forebay tanks to Power house via long concrete with inclination of 45 degree in lieu of steel Penstock pipes.

Length of Pressure tunnel: 15m

Sentab faced difficulties during development of this project in dealing with water flow of Gin Ganga due to heavy rain; however the entire project was completed before the due date by introducing steel super structure for power house which is effective and strong.