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To remain competitive in power markets increasingly characterized by disruptions, NRG Energy plans to accelerate its transition from a pure independent power producer (IPP) model to a more simplified customer-driven integrated power model that favors its retail businesses. In a number of presentations showcased on March 27 as part of NRG’s 2018 Analyst Day, company […]

Chubu Electric’s Nishi-Nagoya power plant Block-1 in Japan, a plant powered by three GE 7HA turbines and Toshiba Energy Systems & Solutions steam turbine and generator technology, is officially the world’s most efficient combined-cycle power plant, according to Guinness World Records.  The entity that collects and showcases ultimate record-breaking facts highlighted the plant’s achievement of […]

The California Independent System Operator (CAISO) has approved a request from Pacific Gas and Electric Company (PG&E) to provide a mixture of energy storage, energy efficiency, and system-wide upgrades to ensure reliable electricity in the Oakland, California, area, after the retirement of an aging Dynegy jet fuel-powered plant. PG&E received CAISO approval for its Oakland […]

GenOn Energy, a unit of NRG Energy that filed for bankruptcy in June 2017, said it has agreed to sell two units of the Canal Generating Plant to Stonepeak Kestrel, a subsidiary of Stonepeak Infrastructure Partners, a private equity firm with offices in New York City and Houston, Texas. The Canal plant in Sandwich, Massachusetts, […]

Joe Grimes, executive vice president of generation with the Tennessee Valley Authority (TVA), gave the keynote presentation during the ELECTRIC POWER Conference and Exhibition, which was held March 19–22 in Nashville, Tennessee. His presentation focused on steps TVA is taking to diversify its generation portfolio in order to reduce risks and keep costs as low […]

The Watts Bar 2 nuclear unit has a lengthy and well-chronicled history. Construction began on the unit in 1973. It was suspended in 1985 due to slower electricity demand growth, rising construction costs due to inflation and new regulatory requirements stemming from the accident at Three Mile Island in 1979, and regulatory concerns throughout the […]

Battery storage’s emergence as a tool to boost grid reliability and a viable project finance opportunity is good news for utilities and grid operators, said Moody’s Investor Service in an infrastructure and project report on March 19. The ratings agency noted that currently, lithium ion battery costs hover at about $400/kWh installed—the battery itself which […]

Giant U.S. energy holding company Duke Energy in a new report outlined for shareholders how it will achieve a goal updated last year to reduce its 2030 carbon dioxide emissions 40% compared to 2005 and achieve a “science-based 2-degree target.” The company’s 2017 Climate Report to Shareholders made public on March 22 unveils a strategy […]

The 20th annual ELECTRIC POWER Conference and Exhibition wrapped up on March 22. The event included nearly 200 exhibitors, with many offering interesting demonstrations of innovative new products. A sampling of some are presented below. Deep Trekker Inc. supplies high-quality, commercial-grade, remotely operated vehicles—underwater drones—specifically designed and developed to make underwater observation easy and affordable. […]

The rise of digital technologies for power plants has moved in fits and starts over the past several years, with some generators quickly embracing digitization of their assets while others are looking to justify potential investments. Suppliers of digital technologies have widely marketed the benefits, but many generators are looking to current end users for […]