Energy Storage

Household batteries could contribute to making the grid more cost effective, reliable, resilient, and safe—if retail battery providers, utilities, and regulators can resolve delicate commercial, operational, and policy issues. The growth of battery storage in the power sector has attracted a great deal of attention in the industry and media. Much of that attention focuses […]

Swedish power company Vattenfall is testing a technology that stores energy in salt, with a goal of proving whether the process would be useful for storage of renewable energy such as from wind and solar

A blockchain pilot wrapped up by European transmission operator TenneT and storage solutions provider sonnen Group this May showed “tremendous potential” when used to network decentralized home storage

Increasingly, today’s electric power grids are interacting with microgrids and in more complex ways. Yet, much work needs to be done to integrate microgrids and flexible demand into the wide-area synchronous

Mitsubishi Hitachi Power Systems (MHPS) and Magnum Development, the owner of a large and geographically rare underground salt dome in Utah, have teamed to develop a massive project that could store up 1,000 MW of renewable energy year-round and provide it to variability-challenged Western power markets.  The companies this week signed a memorandum of understanding […]

Austin, Texas – May 28, 2019 – Aggreko, the world’s leading provider of mobile and modular power solutions, has signed an agreement with Pedernales Electric Cooperative (PEC), the largest electric cooperative in the U.S., to install and commission the utility’s first-ever battery energy storage system: a 2.25 MW / 4.5 MWh project in Johnson City, […]

Commercial and industrial (C&I) sites increasingly are looking for ways to increase the reliability and resiliency of their power supply, along with controlling their energy costs. These C&I projects include distribution centers, data centers, office parks, hospitals, college campuses, and also military bases. CleanSpark, a San Diego, California–based technology company which specializes in the optimized […]

TORRANCE, Calif. and COLUMBUS, Ohio (May 15, 2019) — As part of its ongoing effort to reduce CO2 emissions from its vehicles and operations, Honda is conducting research with Ohio-based electric utility American Electric Power (NYSE: AEP) to develop a network of used electric vehicle (EV) batteries that could be integrated into AEP’s electricity system. The […]

In the days following its May 7 announcement that it will spin off its Gas and Power business, Siemens has fleshed out how and when the carveout will occur, laid out its reasons for lumping its energy businesses together, and put forth a market case for why a business separation may be a “win-win” situation […]

The Electric Reliability Council of Texas (ERCOT) has issued a fresh warning that continued “above-normal” growth in electric demand could require it to enter Energy Emergency Alert (EEA) status to maintain system reliability this summer.  As it released its final Seasonal Assessment of Resource Adequacy (SARA) for the upcoming summer season (June to September), a preliminary […]

Companies will also offer Convergent’s energy storage solutions to large electricity users in Ontario (Toronto, ON) May 8, 2019 – Convergent Energy + Power (Convergent), the leading independent developer of energy storage solutions in North America, and Shell *, today announced a joint venture starting with 21 MWh of industrial battery storage systems at two […]

The power grid is a pretty complex system. Electricity is generally produced on an as-needed basis. Generators ramp up and down based on demand. However, energy storage systems are beginning to change how

Sempra Energy on April 22 marked its complete exit from the U.S. renewables business as it completed the sale of 724 MW of operating wind generation and battery assets to American Electric Power (AEP) for $1.05 billion.  The San Diego–headquartered utility holding company, which says it has the largest U.S. customer base, said the move […]

Voith supplies the electrical and mechanical components for the Australian pumped storage power plant Snowy 2.0 – including three innovative variable-speed pump turbines Snowy 2.0 will underpin Australia’s renewable energy future Power plant is one of the largest of its kind in the world HEIDENHEIM/SYDNEY. Voith has been awarded a contract to equip the Australian […]

Duke Energy on April 17 announced it will develop six utility-scale solar power projects in North Carolina, among 14 solar projects chosen as part of the state’s Competitive Procurement of Renewable Energy (CPRE) program. The 14 projects—10 in North Carolina and four in South Carolina—could cost as much as $772.5 million to build according to […]

PHOENIX, Arizona (April 15, 2019) — GE Renewable Energy today said is has reached an agreement with Helios Energy to deliver two energy storage systems to be integrated with solar arrays for the Lenox Solar / Energy Storage project in Lenox, NY. The hybrid system will be installed in upstate New York at the end […]

Legislation recently introduced in the U.S. House that would expand the federal solar investment tax credit (ITC) to energy storage technologies has gained the backing of major trade groups  representing the solar, hydropower, and wind sectors. The Energy Storage Tax Incentive and Deployment Act (H.R. 2096), introduced on April 4 by Reps. Mike Doyle (D-Pa.), […]

The Department of Energy (DOE) unveiled a slate of measures to help U.S. hydropower thrive as costs for wind and solar plummet. Measures will include a roadmap to identify hydro’s value in a future grid, and a first-of-its-kind prize designed to encourage innovative and faster pumped storage construction techniques. In her opening speech at Waterpower […]

Florida Power & Light Co. (FPL) has been building new solar farms and bringing gigawatts of new natural gas-fired generation capacity online in recent years. Now the utility has announced what it calls the world’s largest solar-powered battery storage system. FPL on March 28 said the Manatee Energy Storage Center, a 409-MW/900-MWh battery storage facility, […]

India’s first grid-scale battery-based energy storage system was launched in February. The 10-MW system is owned by AES Corp. and Mitsubishi Corp., and operated by Tata Power Delhi Distribution Ltd. (Tata

Depending on the deployment location and competing energy prices, photovoltaic solar panels are among the most cost-effective power solutions being added to the grid today, often without subsidies and other incentives. The revelation came during a panel discussion—which included several CEOs from the power sector—that took place at the Bloomberg New Energy Finance (BNEF) Summit […]

PORTLAND, OREGON (March 7, 2019) — ESS Inc., the leading manufacturer of safe, low-cost and long-duration energy storage systems, announced that it is now including 10-year insurance coverage on its long-duration energy storage products through Munich Re, one of the world’s leading insurance companies. The innovative policy provides warranty backstop for ESS Inc.’s proprietary flow battery technology, supporting the system […]

The January agreement between GE and Japan’s Sumitomo Corp. for a 1.8-GW combined cycle power plant in the United Arab Emirates (UAE) is part of the country’s commitment to increasing its power generation

Eight years after Germany decided it would halt nuclear power production by 2022, the country that relied on lignite and hard coal for 38% of its generated power in 2018 will phase out coal by 2038 or earlier

Battery storage technology has moved in fits and starts, but today experts note that rapid advances make it difficult for safety standards to keep pace. Developers of storage systems are designing projects to

Carol Holahan, counsel in Foley Hoag’s Energy & Cleantech practice, was a guest on The POWER Podcast. Holahan advises large regional generators and other participants in the wholesale and retail competitive electricity markets on policy initiatives, changing environmental regulations, decommissioning and sale of plants, and matters pending before the Federal Energy Regulatory Commission (FERC). During […]

Arizona’s largest utility wants to support its renewable power portfolio by adding as much as 850 MW of battery storage capacity to its solar power plants by 2025. Arizona Public Service Co. (APS) made the announcement February 21. Don Brandt, the utility’s chairman and CEO, in a statement said, “Arizona is already a national leader […]

WILTON, Conn. – February 19, 2019 – Cadenza Innovation, the World Economic Forum award-winning provider of safe, low cost, high-performance lithium-ion-based (Li-ion) energy storage solutions to battery manufacturers, today announced a licensing agreement with Australia’s Energy Renaissance (ER). The agreement pairs Cadenza Innovation’s patented technology, design and global battery industry expertise with Energy Renaissance’s advanced […]

A renewable energy project in eastern Oregon is being touted as the first in the U.S. to combine wind and solar power with battery storage. Portland General Electric (PGE) plans to build the Wheatridge Renewable Energy Facility just north of Lexington, Oregon, the company announced last week. The utility is developing the 380-MW project with […]

Project will advance Oregon’s clean energy future while delivering affordable electricity for PGE customers Portland, Ore. Feb. 12, 2019 — Portland General Electric Company (NYSE: POR) and NextEra Energy Resources, LLC, a subsidiary of NextEra Energy, Inc. (NYSE: NEE), today announced plans to construct a new energy facility in Eastern Oregon combining 300 megawatts of […]