On November 26, CGN New Energy issued a tender announcement for the framework procurement of energy storage systems for 2025. The procurement is divided into seven sections, with an estimated total capacity of 10.5 GWh. [pdf]
15.09.2025 – With large battery storage systems playing an increasingly important role in the expansion of renewable energies, Axpo and energieUri AG plan to build their own facilities at the same industrial location in Gurtnellen, Switzerland. Work is due to begin in the next few days. [pdf]
Energiasalv has published an invitation to tender on the international platform, Mercell. The tender is for constructing and designing a 500-megawatt underground pumped hydro energy storage plant in Paldiski. [pdf]
[FAQS about European pumped hydro energy storage project tender information]
On November 26, CGN New Energy issued a tender announcement for the framework procurement of energy storage systems for 2025. The procurement is divided into seven sections, with an estimated total capacity of 10.5 GWh. [pdf]
The Rudong project is the world's first commercial scale deployment of a non-pumped hydro, gravitational energy storage system. An anticipated 80% round trip efficiency puts the EVx™ ahead of competing long duration technologies such as flow battery, thermal, and compressed air energy storage. [pdf]
Arnergy, an indigenous renewable energy firm has partnered with Momas Electricity Meters Manufacturing Company Limited (MEMMCOL), the leading provider of intelligent solutions and services in the Nigerian power sector, to complete the 500kVA Utility power system incorporating 540kWh (kilowatt hours or 0.54MWh) lithium-based battery energy storage system (BESS) for the Lower Usuma Dam Water Treatment Plant (LUDWTP) in Abuja. [pdf]
On July 28, 2025, Tianhao Hongli (Shenzhou City) Energy Storage Technology Co., Ltd. announced the candidate for the EPC general contracting project of its 300 MW/1200 MWh shared energy storage power station investment and construction. [pdf]
The Rudong project is the world's first commercial scale deployment of a non-pumped hydro, gravitational energy storage system. An anticipated 80% round trip efficiency puts the EVx™ ahead of competing long duration technologies such as flow battery, thermal, and compressed air energy storage. [pdf]
It was announced September 5, 2025, that Beijing Puneng Century Technology Co. Ltd.(“BJP”) has successfully won the bid to construct a 50 Megawatt, 200-Megawatt Hour all-vanadium liquid flow battery energy storage power station in Longzhouping Town, Changyang, Hubei Province PRC. [pdf]
The power system faces significant issues as a result of large-scale deployment of variable renewable energy. Power operator have to instantaneously balance the fluctuating energy demand with the volatile energy. [pdf]
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