Archive: Renewables

Duke Energy, American Electric Power Separately Seeking to Go Net-Zero Carbon by 2050

Two formidable U.S. coal power generators this week separately revised their carbon dioxide emissions reduction targets. Duke Energy announced it would achieve net-zero carbon emissions by 2050. American Electric Power (AEP), meanwhile, said it would extend its target from 60% to 70% from 2000 levels by 2030, and by more than 80% by 2050—but it […]

Case Study: Monitoring Health and Performance of Grid-Scale Battery Installations

UniEnergy’s Technologies (UET) manufactures and installs large-scale energy storage solutions for utility, commercial, and microgrid applications. Their battery systems enable customers to address power needs, such as “frequency regulation” as well as “transmission generation deferral” and “peak shaving. This case study details how OSIsoft’s Connected Services enabled UET to offer capacity guarantees for their technology.

The POWER Interview: Cryogenic Energy Storage Technology

Highview Power recently unveiled its modular, giga-scale cryogenic energy storage technology, the CRYOBattery™. The company has announced a partnership with Tenaska to help develop four giga-scale plants in the U.S., with the first expected in in Texas. The company also is working on a fifth project in the Midwest. The technology uses ambient air to […]

Nine Utility Companies Suing Trump Over Emissions Rule

A coalition of nine utility companies is suing the Trump administration over its plan to replace the Obama-era Clean Power Plan. New York-based Consolidated Edison said the Affordable Clean Energy, or ACE, rule undermines efforts the companies already have in place to cut greenhouse gas emissions from power generation. The companies, who call their group […]

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Community Solar Benefits Cooperatives and Customers

For some utilities, community solar is a way to offer consumers access to clean energy without requiring investment in rooftop solar. For others, it presents a means of strategically placing solar resources in the most beneficial locations. Meanwhile, many utilities view it as an opportunity to learn how best to integrate distributed energy resources (DERs). […]

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California’s Largest Battery Storage Installation to Be Installed in Mojave Desert

The Los Angeles Department of Water and Power (LADWP) and Glendale Water and Power, through the Southern California Public Power Authority (SCPPA), on May 16, 2019, received SCPPA’s approval on agreements with 8minute Solar Energy (8mSE) for the installation of a 300-MW/1,200-MWh battery energy storage system (BESS) located at 8mSE’s Eland Solar and Storage Center. […]

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Power Companies Advance Voluntary Avian Protection Without Threat of Liability for Incidental Take

With shifts in political winds come shifts in agency legal interpretations. In January 2017, the solicitor of the U.S. Department of the Interior (DOI) issued a formal legal opinion interpreting the Migratory Bird Treaty Act (MBTA) to prohibit the incidental take (accidental injury or death) of migratory birds. This “midnight” legal opinion was widely viewed […]

PG&E’s Reorganization Plan—Cap Wildfire Liabilities at $18 Billion

Pacific Gas & Electric (PG&E) wants to cap its liabilities from damages caused by California wildfires at about $18 billion, according to the reorganization plan filed by the bankrupt utility September 9 in federal court in San Francisco. The amount is less than half what creditors, including insurance companies and wildfire victims, say they are […]

New York City to Get Eight Floating Aeroderivative Gas Turbines

New York City may soon be powered with two new power barges outfitted with eight Siemens 76-MW aeroderivative gas turbines.  Under a Sept. 5-announced contract signed by Astoria Generating Co. (AGC) and Siemens, the power barges—a relatively new Siemens offering based on a concept it calls “SeaFloat”—will replace two of four existing power barges at […]

PG&E Seeking $14 Billion in Restructuring Plan

Pacific Gas & Electric (PG&E) reportedly will soon file a restructuring plan that includes more than $14 billion in equity commitments, as the utility looks to recover from billions of dollars in liabilities tied to its role in California wildfires that caused the company to file the largest utility bankruptcy in U.S. history. Bloomberg on […]