Energy storage
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Hybrid Power
The White Island Goes Green: How Graciosa Became a Global Benchmark for Hybrid Renewable Power
A Portuguese island that once relied almost exclusively on expensive diesel fuel shipments to keep the lights on now runs entirely on wind and solar power for nearly half the year. Graciosa didn’t just
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Energy Storage
Europe’s Biggest Battery Supports More Renewable Energy on the UK Power Grid
Zenobe, a grid-scale battery storage specialist, and Wartsila Energy Storage have launched a project designed to store excess power from several offshore wind farms in the North Sea.
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Energy Storage
Energy Storage Award
Previous winners 2025: Europe’s Biggest Battery Supports More Renewable Energy on the UK Power Grid
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Renewables
Apex Clean Energy Adds 625 MW as Four Wind and Storage Projects Now Online
A Virginia-based renewable energy group has expanded its operating and construction portfolio to more than 3 GW of generation capacity. Charlottesville-headquartered Apex Clean Energy on July 29 announced that four utility-scale wind and storage projects, with more than 625 MW of capacity in total, have entered commercial operation in Illinois, Maine, and Texas. Apex on […]
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Energy Storage
Making Battery Degradation Measurable: Why Cost-Aware Operation Is Essential
As renewable energy becomes the foundation of electricity systems around the world, the importance of stationary battery storage is no longer in question. Lithium-ion batteries are being deployed at unprecedented rates to support grid reliability, integrate variable generation, defer infrastructure upgrades, and provide flexible capacity across multiple electricity markets. These systems are now considered critical […]
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Energy Storage
Energy Storage Group Closes Financing for Texas BESS Project
A global developer of grid-scale energy storage projects said it has closed project financing and completed a 10-year offtake agreement for a battery energy storage system (BESS) installation in Texas. Energy Vault, with headquarters in California and offices in Virginia, Switzerland, and Australia, on July 24 said the $18-million project financing for the Cross Trails […]
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Energy Storage
Recurrent Energy Brings Major Arizona Energy Storage Project Online
Recurrent Energy, a subsidiary of Canadian Solar, and a global developer, owner, and operator of solar and energy storage assets, on July 7 announced that the 1,200-MWh Papago Storage facility in Maricopa County, Arizona, has reached commercial operation. The project is now dispatching stored energy to Arizona Public Service (APS), the state’s largest electric utility, […]
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Gas
Missouri Utility Plans New 800-MW Gas-Fired Plant, Will Include Energy Storage
A utility that serves customers in Missouri announced it plans to build an 800-MW natural gas-fired power plant, along with the company’s first large-scale battery energy storage facility, at a site near St. Louis.
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Hydrogen
A Modern Blueprint for Coastal Power: China’s Offshore Solar-Hydrogen Integration
Built on degraded tidal flats in China’s Jiangsu Province, CHN Energy’s Rudong project combines 400 MW of offshore photovoltaic generation, grid-scale battery storage, and green hydrogen production with
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Renewables
Chile Focuses on Solar and Storage as Generation Capacity Expands
Chile is rapidly moving to build more power generation capacity, with much of that effort focused on renewable energy resources and battery energy storage systems (BESS). The country as part of that ambition
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Trends
Renewable Energy Surges, but Grid Crisis Looms as Demand Grows and Policies Shift
The U.S. electric power sector is experiencing a surge in renewable energy deployment, yet the grid faces mounting pressure from skyrocketing demand and shifting federal policies. As data centers and
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nuclear
NuScale Advances SMR-Powered Desalination and Hydrogen Production with Integrated Brine Reuse Strategy
Small modular reactor (SMR) technology developer NuScale Power has unveiled research programs that could advance an energy system that integrates its nuclear technology to produce desalinated water and hydrogen, while reusing brine waste as an industrial feedstock. The research, developed in partnership with the U.S. Department of Energy’s (DOE’s) Pacific Northwest National Laboratory (PNNL) and […]
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Distributed Energy
Microgrids: Decentralized Power That’s Central to the Energy Transition
Resilience, sustainability, cost savings, and more are behind the increasing adoption of microgrids, as a variety of industries and enterprises seek greater control of their energy supply.
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Interview
The POWER Interview: Advanced Technologies Support Microgrid Movement
Microgrids have grown in importance as the need for a reliable and resilient supply of power has grown. The technology has proven itself for a variety of commercial and industrial (C&I) enterprises, in both urban and rural areas where a source of off-grid—or in some cases grid-connected—energy is needed, whether a backup power or as a primary source of electricity.
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Research and Development
Tackling Weld Failures in Thermal Energy Storage Tanks
Concentrated solar power (CSP) plants with thermal energy storage (TES) systems face significant material challenges. Specifically, industry-standard 347H austenitic stainless steel used in the manufacture of molten salt tanks can be subject to severe stress relaxation cracking (SRC). The results of a consortium project could have an answer for the problem. The findings suggest that […]
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Electrification
Sonnen, Energy Groups Join for Major Texas VPP Project
Abundance Energy, sonnen, and Energywell Technology Licensing on May 6 said they will work together on development of behind-the-meter, battery-enabled VPPs. The program is designed to support retail energy customers of Texas-based Abundance Energy, while also providing support for the state’s power grid.
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Electrification
Policy on Energy Efficiency Moving to States—Here’s What to Know
In late March, the Department of Energy (DOE) announced it would eliminate four efficiency standards enacted during the Biden administration. In addition, the Trump administration has issued statements suggesting that the power to choose appliances and energy-efficiency standards should not belong to the federal government, setting the stage for a state-level approach.
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Hydrogen
Hydrogen’s Power Play: What Comes After the Hype
As hydrogen production scales up, power professionals must weigh where—and when—it fits into a decarbonized grid. For now, experts say real progress may depend on addressing structural bottlenecks: project
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Renewables
POWER Digest [May 2025]
Major German BESS Project Closes Financing. Energy transition bank NORD/LB announced it has closed an €87 million ($94 million) financing package with Nofar Energy for construction of a 104.5-MW/209-MWh
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Legal & Regulatory
FEOC May Expand in Scope and Application for Inflation Reduction Act
The energy industry, and particularly those participating in renewables, battery storage, and electric mobility, and their supply chain (solar panels, wind turbines, battery components, etc.), are facing
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Energy Storage
Using Battery Aging Data to Prepare BESS for Wholesale Energy Markets
Participation in wholesale energy markets offers a critical source of revenue for battery energy storage systems (BESS). Across transmission organizations in the U.S., storage operators can deploy their units to participate in various wholesale markets.
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Commentary
The Key to More Clean Energy? Wasting Less of It
The clean energy transition is progressing rapidly, but this extraordinary transformation is not without its challenges: outdated power grids and a lack of balancing technology means that we are wasting vast amounts of clean energy and resources through curtailment. To address this, we need an integrated approach combining grid upgrades alongside the greater deployment of balancing […]
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Press Releases
NEUMAN & ESSER Receives Order for Hydrogen Storage Project in Northern Germany
EWE aims to store hydrogen in Huntorf in the Wesermarsch region starting in 2027 The energy service provider EWE is driving forward the conversion of its gas storage site in Wesermarsch for the storage of hydrogen. NEUMAN & ESSER will supply EWE with two four-crank, horizontal piston compressors size 320 as part of the major […]
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Energy Storage
EVLO Commissions First of Three Energy Storage Projects in American Samoa
EVLO Energy Storage, a fully integrated battery energy storage systems (BESS) provider and wholly owned subsidiary of Hydro-Québec, on April 15 announced the company has completed commissioning of a 4-MW/8-MWh, 2-hour duration energy storage system, the first of three projects in American Samoa.
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Renewables
Innergex Brings Hawaii Solar Project Online, Supports France Agrivoltaic Installations
A Canada-based renewable energy developer recently announced commercial operation of a solar power paired with energy storage project in Hawaii, along with providing updates on two agrivoltaic installations in France.
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Power
Europe Risks Grid Crisis Without Immediate Action on Dispatchable Power, Group Warns
Europe’s ambitious push toward carbon neutrality is rapidly replacing fossil fuel–fired power generation with variable renewable resources (VRE), but this shift is exposing the region to a growing risk of
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Energy Storage
Simplifying BESS: Designing Smarter, More Reliable Energy Storage Systems
Battery energy storage systems (BESS) are revolutionizing how energy is managed. These systems are critical for improving grid efficiency, integrating renewable energy, and ensuring a reliable power supply. As their adoption grows, the need to focus on practical design and cost optimization has never been more apparent. Standalone BESS projects can achieve greater efficiency, lower […]
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Energy Storage
Flywheel Energy Storage Technology Transforms Port Operations
The Port of Rotterdam (PoR) is working to future-proof operations, aiming to be a CO2 neutral port in 2050. These ambitions align with plans made by port tenants, such as Rhenus Logistics. They, and other companies like them, are committed to achieving net-zero emissions by transitioning to an all-electric port operation. New technologies and innovations […]
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Connected Plant
Battery Intelligence Management System: An Innovative Solution for ESS Safety
Energy storage systems (ESS) are critical for grid stability as renewable energy adoption accelerates, but safety concerns have emerged due to fire hazards in lithium-ion batteries. Korea Electric Power
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Energy Storage
Second-Life EV Batteries: The Future of Grid-Scale Energy Storage Systems
Does it really make sense to manufacture new batteries for energy storage systems when a much better alternative is already available? How second-life electric vehicle (EV) batteries can enhance energy