Pumped storage hydropower is the greenest renewable energy technology for large-scale energy storage, a new study suggests. Researchers with the National Renewable Energy Laboratory said closed-loop ...

Researchers from China's Harbin Institute of Technology proposed to combine pumped hydro storage systems with compressed air energy storage (CAES) technology in an attempt to address a well-known ...

Unlike centrifugal pumps, positive displacement sliding vane pumps are dry-run capable, which means they do not need to be pre-primed, resulting in higher suction-lift ...

One of the most efficient ways to store energy is to pump water from one reservoir to another higher reservoir. The energy used in the pumping can then be recovered at a later time by releasing the ...

The way we produce and consume energy is changing. Electricity demand is skyrocketing, with levels expected to increase more than 50% by 2050. In addition to increasing demand, the world is faced with ...

ELY, Nevada—The smell of piñon pine filled the air as the Ghost Train of Old Ely rolled to a stop between the Duck Creek Range and another railway. Two peaks of jagged limestone towered above the ...

The 4.2-GW hybrid project at Lianghekou combines conventional hydropower and pumped storage, creating the world’s largest system of its kind. Pumped hydro will absorb excess generation from 7 GW of ...

Geothermal energy systems and heat pump technology represent a rapidly evolving area in sustainable energy, driven by the need to reduce carbon emissions and improve energy efficiency. These systems ...

In the rapidly growing Phoenix, Arizona, U.S., metropolitan area where hot summer temperatures, intense monsoon storms, population growth and regional resource adequacy challenges continue to stress ...

In any industrial process that relies on solid-liquid separation, the filter press remains one of the most reliable and widely used pieces of equipment. It delivers consistent dewatering, reduces ...

SIOUX FALLS, S.D. (KELO) — A controversial pumped water storage project in south-central South Dakota has been discontinued. In a news release, MidAmerican Energy and Missouri River Energy Services ...