29.7.2024 News Power plant news The Regional State Administrative Agency for Northern Finland has issued its decisions on the change applications regarding fish stock management obligations in the Iijoki and Kemijoki rivers The Regional State Administrative Agency for Northern Finland has issued its decision on the change applications submitted by the Centre for Economic Development, Transport and the Environment for Lapland in 2017 regarding stocking…
27.5.2024 News Press releases The world’s most advanced turbine governor enhances hydropower’s balancing power ability – collaboration between PVO-Vesivoima and the University of Oulu lead to a patent application PVO-Vesivoima and the University of Oulu have jointly developed a completely new type of turbine governor that can regulate the electricity production of hydropower plants significantly more accurately than before. In addition to ac…
29.2.2024 News Power plant news Press releases Pohjolan Voima investigates building a pumped hydroelecric energy storage (PHES) in Kemijärvi Pohjolan Voima, one of Finland’s largest energy companies, is investigating the possibility of building a pumped-storage power station in the area of Lake Kemijärvi. Pumped-storage power stations are used in the mountain regions…
29.1.2024 News Power plant news Press releases PVO-Vesivoima and Caverion partnership continues with hydropower plants PVO-Vesivoima Oy and Caverion continue their partnership. Caverion will continue to be responsible for the operation and maintenance of PVO-Vesivoima’s hydropower plants on the Iijoki and Kemijoki rivers and Melo hydropower plant on…
27.11.2023 News Press releases Transport of Iijoki and Kemijoki lamperns falls short in 2023 – more research is required The transport of lamperns, also known as river lampreys, in the rivers Iijoki and Kemijoki concluded in October. Every year in both rivers, migrating lamperns are caught downstream from power plants and moved upstream of the plants…
23.11.2023 News Press releases Investment decision made for PVO-Vesivoima’s first ultracapacitor energy storage facility – set to strengthen rapid balancing power needed for the increasing renewable energy PVO-Vesivoima, a subsidiary of Pohjolan Voima Oyj, has decided to invest in a 3 MW ultracapacitor energy storage project. Based at the Kierikki hydropower plant along the river Iijoki, the project will be a first for PVO-Vesivoima a…
14.11.2023 News Power plant news Press releases Natural fishways built at Portimokoski in Ylitornio With the municipalities of Pello and Ylitornio, Tornionlaakson Voima Oy has received permission from the Regional State Administrative Agency for Northern Finland to build two natural fishways at Portimokoski rapids. The by-pass cha…
6.11.2023 News Power plant news Press releases The modernisation of the Raasakka hydropower plant’s machinery strengthened reliable production on the Iijoki river The modernisation works of the stator of PVO-Vesivoima Oy’s Raasakka hydropower plant’s second generating unit have been completed and the generating unit is again in operation on the Iijoki river. The replacement investment will en…
9.10.2023 News Power plant news More precise control of discharges at a hydropower plant brings significant energy savings More precise control of the discharged volume of water at the Raasakka hydropower plant on the Iijoki river introduces significant energy savings for PVO-Vesivoima.
2.10.2023 News Power plant news Press releases Fishheart fishway in operation at Raasakka power plant The Fishheart fishway at PVO-Vesivoima Oy’s Raasakka power plant on the Iijoki River has proved attractive for fish. So far, 112 individual salmon and trout, as well as many other fish species such as river lampreys, have used the…
