pumped storage
noun
: a hydroelectric system in which electricity is generated during periods of high demand by the use of water that has been pumped into a reservoir at a higher altitude during periods of low demand
Example Sentences
Recent Examples on the Web Beginning operations last month, the water battery, called Nant de Drance, is a pumped storage hydropower plant that provides the same energy storage capacity as 400,000 electric car batteries. 
Rebecca Cairns, CNN, 1 Aug. 2022 Instead, Energy Vault decided to base its technology on a method developed over 100 years ago, which is widely used to store renewable energy: pumped storage hydropower. Nell Lewis, CNN, 14 Mar. 2022 But while some pumped storage projects have avoided environmental controversy, others, such as Eagle Mountain near Joshua Tree National Park, continue to face opposition from conservationists. Los Angeles Times, 27 Jan. 2022 The budget also sets aside $240 million for a specific pumped storage project at Oroville Dam, in the Sierra Nevada foothills. Los Angeles Times, 13 Jan. 2022 The San Bernardino Sun’s Joe Nelson reports that federal officials have once again rejected a pumped storage project proposed for Lake Elsinore in California’s Riverside County. Los Angeles Times, 23 Dec. 2021 Global renewable energy capacity, excluding hydropower and pumped storage, topped 1.5 million megawatts last year, according to the International Renewable Energy Agency, up from less than 55,000 megawatts in 2000. Benoit Faucon, WSJ, 17 Oct. 2021 The California Public Utilities Commission last year called adding about 1,000 megawatts of pumped storage to the state’s grid by 2026. Rob Nikolewski, San Diego Union-Tribune, 21 Sep. 2021 Both geothermal plants and pumped storage need major upfront investment and years to obtain government permits. Dave Merrill, Bloomberg.com, 18 Sep. 2020 See More
Rebecca Cairns, CNN, 1 Aug. 2022 Instead, Energy Vault decided to base its technology on a method developed over 100 years ago, which is widely used to store renewable energy: pumped storage hydropower. Nell Lewis, CNN, 14 Mar. 2022 But while some pumped storage projects have avoided environmental controversy, others, such as Eagle Mountain near Joshua Tree National Park, continue to face opposition from conservationists. Los Angeles Times, 27 Jan. 2022 The budget also sets aside $240 million for a specific pumped storage project at Oroville Dam, in the Sierra Nevada foothills. Los Angeles Times, 13 Jan. 2022 The San Bernardino Sun’s Joe Nelson reports that federal officials have once again rejected a pumped storage project proposed for Lake Elsinore in California’s Riverside County. Los Angeles Times, 23 Dec. 2021 Global renewable energy capacity, excluding hydropower and pumped storage, topped 1.5 million megawatts last year, according to the International Renewable Energy Agency, up from less than 55,000 megawatts in 2000. Benoit Faucon, WSJ, 17 Oct. 2021 The California Public Utilities Commission last year called adding about 1,000 megawatts of pumped storage to the state’s grid by 2026. Rob Nikolewski, San Diego Union-Tribune, 21 Sep. 2021 Both geothermal plants and pumped storage need major upfront investment and years to obtain government permits. Dave Merrill, Bloomberg.com, 18 Sep. 2020 See More Word History
First Known Use
1927, in the meaning defined above