Gashashi SHPP

Client: Indipendent Power Producer
Year: 2016-2017
Location: Rubavu district - Rwanda
Service Provided: Feasibility study, business plan, final design, tender documents, supervision of works (Owner’s Engineer).


Existing run-of-river SHPP with weir and frontal intake and a steel penstock; powerhouse with Turgo turbine, tailrace channel.

The necessary works to upgrade the SHPP to 282 kW include: side intake and sluice gate, 8.5 m long headrace closed canal, 17 m long de-silt tank, installation of a Pelton turbine and needed electromechanical equipment, installation of hydromechanical equipment, realization of an access road to the powerhouse.

SHPP final data after rehabilitation:

420 m steel penstock

Penstocks’ diameters: 350-325-285 mm

Gross head: 115 m

Turbine: 1 Pelton

Design flow rate: 0.35 m3/s

Installed capacity: 282 kW

Energy output: 1.47 GWh

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