Vatnsfell Hydroelectric Power Station

The Vatnsfell Hydroelectric Power Station was constructed in 1999 - 2001. It utilizes the head in the diversion canal between Lake Thorisvatn and the Sigalda Station reservoir, located in southern Iceland. There is one main dam, the Vatnsfell Dam, and two small saddle dams.

Vatnsaflsvirkjanir I Mannvit - Mannvit.is

Technical data:
Client: The National Power Company – Landsvirkjun
Installed capacity: 90 MW
Turbines: 2 Francis units, vertical axis
Gross head: 65 m
Harnessed discharge: 160 m³/s
Vatnsfell Dam: Height 30 m; length: 750 m
Water reservoir: Vatnsfellslon Reservoir; 563-556 m.a.s.l.; storage capacity of 3.2 million m³.
Spillway capacity: 280 m3/s
Pressure shafts: 2 sloping pressure shafts; ø4.5; length
120 m
Headrace canal: 700 m
Tailrace canal: 2,400 m
Powerhouse L/W/H: 47/26/35 m

Role

  • Feasibility studies
  • Assessment of harnessing choices
  • Site investigation
  • EIA report
  • Civil works design
  • Structural and mechanical design
  • Preliminary and final design
  • Cost estimates
  • Tender documents and evaluation
  • Contract documents
  • Project planning
  • Design of the 220 kV transmission lines
90 MW 
Installed capacity
65 m 
Gross head
2 Francis  units 
Turbines
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Vatnsfell Hydroelectric Power Station

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