Isohaara power plant
| Isohaara power plant | ||
|---|---|---|
 |
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| location | ||
|
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| Coordinates | 65 ° 47 '34 " N , 24 ° 32' 44" E | |
| country |
 Finland
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| place | Municipality Keminmaa , landscape Lapland | |
| Waters | Kemijoki | |
| power plant | ||
| owner | Pohjolan Voima Oy (PVO) | |
| operator | PVO | |
| construction time | I: until 1949 II: until 1993 |
|
| Start of operation | 1949 | |
| technology | ||
| Bottleneck performance | I: 51 MW II: 62 megawatts |
|
| Average height of fall |
12 m | |
| Expansion flow | I: 500 m³ / s II: 600 m³ / s |
|
| Turbines | I: 2 Kaplan turbines II: 2 |
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| Others | ||
The power plant Isohaara is a hydroelectric power plant in the municipality of Keminmaa , landscape Lapland , Finland , the most Kemijoki , is located, the longest river in Finland. It is the last power plant in the chain of 9 hydropower plants on Kemijoki.
The power plant is owned and operated by Pohjolan Voima Oy (PVO).
Barrier structure
The barrier structure consists of a gravity dam . The weir system is in the middle; There is a machine house on both sides of the weir system. On the left side of the river there is a dam.
Isohaara power plant
The fall height is 12.2 m. The average annual production is 450 million kWh .
Isohaara I power plant
The Isohaara I power plant has 2 Kaplan turbines and an installed capacity of 51 MW . The maximum flow is 500 m³ / s. It went into operation in 1949. The machine house is on the right side of the river.
Isohaara II power plant
The Isohaara II power plant has 2 machines and an installed capacity of 62 MW. The maximum flow is 600 m³ / s. It went into operation in 1993. The machine house is on the left side of the river.
Web links
Individual evidence
- ↑ Isohaara. (No longer available online.) Pohjolan Voima Oy (PVO), archived from the original on March 27, 2018 ; Retrieved March 26, 2018 (Finnish). Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice.
- ↑ a b c Isohaara hydropower plant to begin modernization of electrical automation. PVO, December 1, 2016, accessed March 26, 2018 .
- ↑ ISOHAARAN VOIMALAITOS. PVO, accessed March 26, 2018 (Finnish).
