Gas
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Gas
The Highly Efficient Workhorse of Brunswick County
Dominion Energy’s massive new natural gas-fired combined cycle power plant in Freeman, Virginia, has been servicing customers since April 2016. In its first year online, the plant carried roughly 10% of
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Gas
World’s Most-Efficient Combined Cycle Plant: EDF Bouchain
When you bring two power giants together to develop a new breed of combined cycle gas turbine plant, you expect the results to be pretty good. When EDF and GE installed the first commercial 9HA gas turbine in
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Coal
Grand Resilience: How a State Agency Pioneered Gas Technology and Bolstered Critical Supply
Unit 3 at the Grand River Energy Center in Chouteau, Oklahoma, was the Grand River Dam Authority’s first construction project in 30 years. Yet, the team put this distinct project—one of the largest and
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Gas
Model of Gas-Fired Efficiency Rises in Heart of Coal Country
A partnership between one of the nation’s largest utilities and one of the world’s largest construction contractors resulted in the 1,100-MW Paradise Combined Cycle Plant in Drakesboro, Kentucky, next door
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Gas
Growing Community Seeks Attractive Power Plant
Nestled near the center of Shakopee, Minnesota, is the Minnesota Municipal Power Agency’s (MMPA’s) Shakopee Energy Park. The plant, a 46-MW natural gas-fueled reciprocating engine facility, powers the city
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Gas
Two SCE Gas-Battery Hybrid Projects Revolutionize Peaker Performance
For deploying a novel, groundbreaking gas-battery hybrid technology along with environmentally significant upgrades within a tight installment window, and despite logistical hurdles, Southern California
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O&M
Upgraded Boiler Feedwater Pump Improves Efficiency and Adds Flexibility
Times have changed. Not long ago, baseload units came online and went straight to full load for days on end. Now, those same units are being asked to cycle operations to accommodate for variable renewable
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Renewables
Xcel Energy Plan Would Close Coal Units, Add Renewables
Xcel Energy on August 29 said it wants to retire 660 MW of coal-fired generation capacity as part of a “Colorado Energy Plan” that also includes adding as much as 1,700 MW of renewable energy and 700 MW of natural gas-fired power generation to its portfolio in the state. A key element of the proposal […]
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Gas
Microgrid System Keeps Houston Grocery Stores Open in Wake of Harvey
A Houston-based microgrid company has used its on-site generators and underground natural gas pipeline system to enable H-E-B grocery stores in the Houston area to remain open despite power outages and massive flooding during and in the aftermath of Hurricane Harvey. Texas utilities have reported more than 300,000 customers have been without power at various […]
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Infographics
What 10 Charts from the DOE’s Grid Study Reveal About the State of U.S. Power
The Department of Energy’s (DOE’s) new grid study is based on analyses of federal government data collected between 2002 and 2017, a period it notes fostered critical developments in the nation’s power sector. Here are some of report’s most thought-provoking charts. [gss ids=”109885,109881,109883,109877,109865,109867,109869,109875,109873,109871″] For an in-depth analysis about the DOE’s grid study, see: DOE Grid Study Points Finger […]
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Legal & Regulatory
DOE Grid Study Points Finger at Natural Gas
In a long-awaited study of electricity markets and grid reliability, the Department of Energy has called out natural gas as the No. 1 reason for retirements of coal and nuclear plants, breaking from the Trump administration’s prior talking point blaming regulations and renewables for the nation’s shrinking coal and nuclear fleets. The report attributes four […]
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Power
Major Power Players Issue Mixed Reactions to DOE’s Controversial Grid Study
The Department of Energy’s (DOE’s) much-anticipated study on grid resilience and reliability elicited immediate chatter from a variety of industry stakeholders, from power generators and trade groups to environmental and clean energy advocates. The 187-page study essentially notes that unprecedented changes are transforming the electricity industry. Over the past 15 years, market forces—namely, cheap natural […]
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Legal & Regulatory
Eastern States Expand Emission Cuts as Part of Cap-and-Trade
Nine states in New England and the Mid-Atlantic region have said they will cut emissions from power plants by 65% below 2020 levels by 2030, expanding a cap-and-trade program designed to reduce carbon output usually associated with power plants. States in the Regional Greenhouse Gas Initiative (RGGI) agreed to increase emissions cuts by an additional […]
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Coal
Mississippi Power Will Absorb Costs for Failed Kemper Gasification Project
A settlement Mississippi Power reached on August 21 with stakeholders of the Kemper County facility will ensure customers won’t be subjected to rate increases associated with the now-abandoned gasification portion of the project. While that will affect revenues, the resolution could soften controversy surrounding the project and avoid protracted legal and financial turmoil, the company […]
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Renewables
Calpine Announces $5.6 Billion Sale to Equity Group
Houston-based Calpine Corp., which confirmed in July it was looking for a buyer, announced August 18 it has agreed to be bought by Energy Capital Partners (ECP) in a $5.6 billion deal. ECP is a private equity firm that focuses on investments in North American energy infrastructure. The purchasing group also includes a consortium of […]
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News
Mass. Final Rules Require More Stringent Carbon Emissions Reductions for Power Plants
Final rules issued by Massachusetts agencies to help the state meet its stringent climate goals will require 21 in-state power plants to tamp down their carbon emissions annually. The Massachusetts Executive Office of Environmental Affairs and the Massachusetts Department of Environmental Protection (DEP) last week published a set of six rules designed to complement an […]
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Gas
Exelon Set to Expand Massachusetts Peaking Plant
Exelon could begin construction as soon as next week on an expansion of its 135-MW West Medway oil-fired peaking plant in West Medway, Massachusetts. The company’s plan to add two units and 200 MW of generation to the existing three-unit facility was deliberated for 29 months by state and local officials before a state board […]
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Gas
FERC Has Quorum as Senate Confirms Two New Members
The Federal Energy Regulatory Commission (FERC) again has a working quorum after the U.S. Senate confirmed Neil Chatterjee and Robert Powelson as new members August 3. FERC had been without a quorum since February 2017 when Commissioner Norman Bay resigned, and with only one member after Collette Honorable left the agency at the end of […]
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Gas
DTE Plans New 1,100-MW Gas Plant Near Detroit
DTE Energy has filed plans with the Michigan Public Service Commission (MPSC) to build a 1,100-MW natural gas-fired power plant on about 100 acres east of the existing Belle River Power Plant, northeast of Detroit near the Canadian border. The August 1 filing confirms the proposal that DTE discussed with local officials last fall for […]
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O&M
Design Tomorrow’s Combined Cycle Power Plant Using Previous Lessons Learned
Today’s construction boom in the combined cycle/cogeneration sector is great news for suppliers of gas turbines (GTs), heat recovery steam generators (HRSGs), and engineer-procure-construct (EPC) services. But before this boom advances from artist’s sketches (Figure 1) to first fires, the designers of all those next-generation combined cycles should pause to reflect on the lessons learned […]
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Commentary
Is Natural Gas Threatening Grid Reliability?
If you’ve been paying attention to the power markets in recent years, you know that merchant coal and nuclear power plants are struggling to compete against natural gas-fired generation and renewable
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O&M
Three Companies Evaluate Natural Gas Unit Conversion to Hydrogen for Carbon Capture
Three major firms want to evaluate the possibility of converting a natural gas–fired power plant in the Netherlands into a hydrogen-powered plant to possibly capture its carbon emissions. Statoil
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Gas
Iran Puts CHP Plant, Transmission Line into Service
Iran on July 12 began operating its first combined heat and power (CHP) plant, a 14.4-MW facility in the Yazd Province in central Iran. The managing director of Yazd Regional Electricity Co., Mohammad Hassan
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O&M
Flexibility, Efficiency, and Low Emissions Make Repowered Facility a Success
The Glenarm Power Plant has been keeping the lights on around Pasadena, California, for more than 110 years. The historic site has expanded over time and has included a total of 17 different power generation
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O&M
Ameren’s TAC Microgrid Seamlessly Integrates Distributed Energy Resources
The microgrid installation at the Ameren Illinois Technology Applications Center (TAC) near the University of Illinois campus in Champaign—designed, engineered, and constructed by S&C Electric Co. of
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History
Microgrids: An Old Concept Could Be New Again
Self-contained, small islands of electric generation, storage and distribution inside the existing grid–microgrids–could be the next big thing in electricity. But some argue they may be just another
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Coal
Market Dynamics Are Complicated as Coal Battles Natural Gas
Several factors favor natural gas when it comes to the future of U.S. power generation. But other forces, such as power demand, energy efficiency, and the impact of renewables, make it a complex fray. Let’s
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Commentary
The Impact of Alternative Energy on Electricity Pricing
The rise of some sources of alternative energy such as renewables, storage, energy efficiency, and demand response, and decline in others—specifically nuclear—will continue to impact regional gas and
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Legal & Regulatory
Group Will Appeal Ruling That Backs N.Y. Nuclear Subsidies
A group representing several energy companies and ratepayers said it would appeal a federal judge’s ruling that upholds New York’s plan to subsidize nuclear power plants in the state. U.S. District Judge Valerie Caproni on July 25 in Manhattan ruled that federal law does not preempt the state and its Public Service Commission (PSC) from […]
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Legal & Regulatory
DOE Won’t Increase Regulation on Gas to Boost Coal, Perry Says
The Trump administration wants to revitalize the coal industry, but they will not do so by imposing regulation on the natural gas industry, Secretary of Energy Rick Perry told reporters July 18 at a joint press conference with International Energy Agency Executive Director Fatih Birol. “Would the Department of Energy (DOE) be a participant in […]