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Place

Italy


Client

Sardinia Water Authority (Ente Acque della Sardegna ENAS)


Year

2003 - 2010

Description for Santu Miali Hydropower (Italy)

Refurbishment of the Santu Miali hydropower plant

Main Features

  • Loading reservoir with daily regulated Vol. = 1.4 Mm3
  • Headrace Tunnel ( L = 750 m, D = 4.25 m )
  • Surge Shaft ( H = 33.5 m, D = 8.20 m )
  • Penstock ( H = 150 m, D = 2.40 m )
  • Underground Power House ( L = 34 m, W = 16 m, H = 31 m )
  • Tailrace Tunnel ( L = 1000 m, D = 4.50 m )
  • Electromechanical Works ( No. 1 Francis Turbine, IP = 27.5 MW, Q = 25.4 m3/s, Max. net head = 115 m )
  • Main Transformer ( N°1, No load ratio = 9 / 150 kV, Rated power = 32 MVA )
 

Engineering Services

  • General revision of plant
  • Preliminary design
  • Final design of civil, hydro-mechanical and electromechanical works
  • Supervision of works

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