The U.S. Bureau of Reclamation has awarded a contract worth $6.82 million to Andritz Hydro to modernize and overhaul three original pressure relief valves at the 2,078-MW Hoover Dam.
Equipment supplier Andritz Hydro GmbH has been awarded a contract by utility Iberdrola Generacion to supply electromechanical equipment and a penstock for the 880-MW Gouvaes pumped-storage hydropower plant in Portugal.
Global supplier Andritz Hydro has signed contracts to provide equipment for three hydroelectric projects in Brazil and Nicaragua, the company's Austrian headquarters announced this week.
The U.S. Army Corps of Engineers has awarded a $12,973,090 contract to Andritz Hydro for generator rewinds and turbine cavitation repairs at the 810-MW Lower Monumental hydroelectric plant in Washington.
Brazil's Norte Energia has awarded a pair of contracts for the supply of mechanical equipment to be provided for Brazil's massive 11,200-MW Belo Monte hydroelectric complex.
Hydro Review presents information on several rehabilitation projects in North America ranging in price from US$10 million to $1.3 billion that are either in the planning stage or already undergoing much-needed repair.
Two French pumped storage hydropower plants of a similar vintage and sharing some design features - but with specific hydraulic design requirements - are being upgraded, one to variable speed. Work so far suggests that such a conversion is an effective approach.
In many countries, needs to reduce greenhouse gas emissions have led to increased installation of intermittent renewables such as wind and solar.
Attending the Ocean Energy Europe event in Paris recently the considerable presence of developers and manufacturers signalled a long-term transformation for the sector, which - for tidal stream in particular - is now emerging as a technological reality.
The U.S. Army Corps of Engineers seeks bids for maintenance, repair, rehabilitation, renovation and operation of 422-MW Hartwell Dam on Georgia's Savannah River.