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Frinvillier
Location: Bern
Operator: Hydroelectra SA
Configuration: 1 X 33 kW Kaplan
Operation: 2003
T/G supplier: Kossler, Hitzinger
EPC: Hydro-Solar Energie AG, Stettler AG
Quick facts: From 1765 until 1869, Frinvillier provided energy to drive
saws and mills. In that year, Heinrich Gruner built his first
hydroelectric plant at the site. The concession was formalized in 1910 and
extended in 1961 for 50 years. The main installations for the current
plant were built between 1910 and 1924. In Apr 2004, Bern Canton awarded
Hydroelectra a 40yr concession for power generation.
Photograph courtesy of Hydroelectra SA
Posted 28 Dec 2007 |
Innertkirchen I
Location: Bern
Operator: Kraftwerke Oberhasli AG
Configuration: 5 X 41 MW Pelton
Operation: 1940-1942
T/G supplier: Sulzer Escher Wyss
Quick facts: This was one of Switzerland's key power projects during the
Second World War. The plant was extensively refurbished from 2002-2007 at
a cost of SF95mn.
Photograph courtesy of Kraftwerke Oberhasli AG
Posted 1 Oct 2008 |
Innertkirchen II
Location: Bern
Operator: Kraftwerke Oberhasli AG
Configuration: 2 X 26 MW Francis
Operation: 1968
T/G supplier: BBC
Quick facts: This is the last plant in the Susten/Gadmental cascade.
Photograph by R Boesch andcourtesy of Kraftwerke Oberhasli AG
Posted 1 Oct 2008 |
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Grande Dixence Dam
Location: Valais, Wallis
Operator: Grande Dixence SA
Quick facts: The Grande Dixence Dam
in Valais and Wallis cantons is the tallest gravity dam in the world at
284m. It is 200m wide at the base with a crest length of 695m and a
volume of 6mn m³. The reservoir feeds three of Switzerlands
largest power stations -- Bieudron (1,269 MW), Fionnay (321 MW), and
Nendaz (408 MW), all with underground powerhouses discharging to the
Rhone. These plants produce on average 2 TWh/yr.
Photograph courtesy of
Swiss Committee on Dams
Posted 11 Feb 2004 |
Mauvoisin Dam
Location: Valais
Operator: Forces Motrices de Mauvoisin
SA
Quick facts: Six Swiss power companies
and a municipality are shareholders in FMM, whose main asset is the Mauvoisin Dam and reservoir. The 250m high dam is
the second highest arch gravity dam in the world. There are three main
power plants in the Mauvoisin complex. Chanrion (28 MW) uses the outflow
of several glaciers above Lac de Mauvoisin. The first plant is Fionnay (138 MW). Water collected in the Fionnay basin is then directed
through a 15km long pressure tunnel to Riddes power station in the Rhone
valley (225 MW). Average energy production from the scheme is 1 TWh.
Photograph courtesy of
Swiss Committee on Dams
Posted 11 Feb 2004 |
Schwanden Blumer
Location: Glaris
Operator: Hydroelectra SA
Configuration: 1 X 85 kW Kaplan
Operation: 1999
T/G supplier: VA TECH
Photograph courtesy of Hydroelectra SA
Posted 28 Dec 2007
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Verbois
Location: Genčve
Operator: Services Industriels de Genčve
Configuration: 4 X 25 MW Kaplan
Operation: 1943
T/G supplier: Vevey
Quick facts: Dam construction started in 1938: it is 34m high and 340m
long.
Photograph courtesy of Services Industriels de Genčve
Posted 16 Nov 2005 |
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Wynau/Schwarzhäusern
Location: Bern
Operator: onyx Energie Mittelland
Configuration: 1 X 12 MW pit
Operation: 1996
T/G supplier: Sulzer
Quick facts: This site on the Aare River was first developed by Siemens
starting in 1894. The current equipment replaces 4 Kaplan turbines
installed in 1923.
Photograph courtesy of onyx Energie Mittelland
Posted 30 Jul 2006 |
