Norsk Hydro has approved the construction of the Illvatn pumped-storage project in Luster, western Norway, the company's largest hydropower development in more than 20 years, which will add 107 GWh of annual storage. Hydro will build a new pumped storage power plant in Sogn and as part of the project establish a new 8 kilometer tunnel from Fivlemyrane (1,018. Norway's capital just leveled up in the renewable energy game with its first pumped hydro storage (PHS) facility. Think of it as a mountain-sized battery that stores Oslo's abundant rainfall like digital coins in a crypto wallet – except this one actually solves real-world problems. The investment comes as Europe continues to face problems revealed by the 2022 energy crisis. Photoncycle A Norwegian startup has secured USD 17. At the beginning of 2025, Norway's power supply had an installed production capacity of 40 334 MW, with an estimated normal annual production of around 157 TWh. The. ABB has been selected to supply control and electrical systems for a pumped storage hydropower plant being built by Norsk Hydro in Illvatn, western Norway. The Fraunhofer Institute for Energy Management and Energy System Technology examined the Hydroconnect composite project how this natural energy.