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hydropower


Reliability-Wary California Will Procure More Energy Resources to Get It Through Summer

Stricken by repeated extreme heat events, the prospect of a worsening drought, incremental resource delays, and the “unforeseen” loss of 300 MW in thermal resources, California has set out to…


Tensions Intensify as Ethiopia Readies to Start GERD Mega-Dam Turbines

Despite continued pressure from Egypt and Sudan, Ethiopia will push ahead on the second-year filling of the 6.4-GW Grand Ethiopian Renaissance Dam (GERD) reservoir this summer with ambitions to begin…


POWER Digest [May 2021]

Uzbekistan Wind Farm Project Expanding. Masdar, a global renewable energy company, has signed an agreement with Uzbekistan’s government to extend the capacity of its utility-scale wind farm project in the…


Large-Volume, Long-Duration Power and Water Storage Project Taking Shape in Idaho

Cat Creek Energy, developer of a 1.1-GW “tribrid” renewable power and water storage project planned near Mountain Home, Idaho, has picked Voith Hydro to design and manufacture equipment for the…


Understanding Hydro Turbine Draft Tubes and Their Importance

Significant engineering goes into every hydropower facility. Among the items that require detailed design work are draft tubes, which are basically conical diffusers installed at the outlet of turbine runners.…