ERCOT
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Interview
The POWER Interview: Using Home Batteries to Support the Grid
The Dell name is synonymous with technology and innovation, so perhaps it’s not surprising that a member of that famous computing family is working to solve the challenge of making electricity more reliable and resilient. The technology is distributed batteries, in this case a battery for the home that supports the power grid during periods […]
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T&D
Building a Better Grid—Infrastructure Upgrades Require Ingenuity, Innovation, and Investment
The need for more reliability and resilience of power delivery, both in the U.S. and worldwide, has utilities and grid operators looking for solutions to the challenge of bolstering the electricity supply. Electric grid infrastructure, both in the U.S. and other parts of the world, needs an upgrade. Increased power demand from energy-intensive industries such […]
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Gas
Filings Support 41 GW of New Gas-Fired Generation Across Texas
Texas’ plan to add more natural gas-fired power generation capacity, supported by money from a newly created energy fund, received a boost when several companies announced their intention to file applications to build new facilities under the program. Vistra on May 30 said it plans to add as much as 2 GW of gas-fired generation […]
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Solar
How the Massive Growth in Solar Power Is Affecting Power Grids
The Solar Energy Industries Association (SEIA) reported in March that the U.S. solar industry installed 32.4 GWdc of capacity in 2023, a remarkable 51% increase compared to 2022. It was the industry’s
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Trends
Grids Brace for Solar Eclipse, Totality Poised to Test Ramping
Grid operators across the U.S. report they are largely prepared for the total solar eclipse that will pass over a large swath of North America on April 8, though they remain vigilant, monitoring for any unexpected shifts in power generation or demand that could test the power system’s resilience. The much-anticipated solar eclipse will begin […]
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Energy Security
CPS Energy to Acquire Talen’s 1.7-GW Gas Power Fleet in Texas for $785M
CPS Energy will acquire Talen Energy’s 1.7-GW portfolio—comprising three natural gas–fired power plants—in the Texas market for $785 million. The nation’s largest municipally owned power entity on March 27 said it reached an agreement with competitive generator Talen Energy for the acquisition. The transaction is expected to close in the second quarter of 2024, “subject […]
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Gas
New 1.2-GW Natural Gas-Fired Plant Announced for Texas
A Texas-based energy company has announced plans to build a 1.2-GW natural gas-fired power plant in Lee County, Texas, with construction expected to begin in 2025. Sandow Lakes Energy Co. on Feb. 12 said it would build the plant on property owned by the company. The facility, which would be powered by two SGT6-9000HL turbines […]
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Energy Security
ERCOT Warns of ‘Tight Conditions’ as Intense Freeze Grips Texas
The Electric Reliability Council of Texas (ERCOT) has issued a conservation appeal as it braces for continued freezing temperatures, “very high” demand, and “unseasonably low wind” early in the morning on Jan. 15, just before the solar ramp-up. The grid operator on Sunday afternoon said it expects “tight grid conditions” as temperatures plunge, driven by […]
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T&D
What Is ERCOT and What Does It Do?
To understand what the Electric Reliability Council of Texas (ERCOT) is, it helps to understand how the North American electric power system is configured. The contiguous U.S. is comprised of three power grids or “interconnections.” The Eastern Interconnection reaches from central Canada eastward to the Atlantic coast (excluding Québec), south to Florida, and west to […]
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Gas
Three Texas Gas-Fired Plants Sold in $635 Million Deal
A France-based energy group said it has an agreement to buy three natural gas-fired power plants in Texas. The facilities, one near Dallas and two south of Houston, represent about 1.5 GW of generation capacity. TotalEnergies, a multinational company operating in several energy sectors and headquartered in Paris, France, announced the $635 million deal on […]
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Energy Security
ERCOT Issues First Level 2 Emergency Alert Since Winter Storm Uri
The Electric Reliability Council of Texas (ERCOT) on Sept. 6 issued an Energy Emergency Alert 2 (EEA 2) after grid conditions quickly deteriorated around sunset (7:30 p.m.) as demand soared and operating power reserves plunged. The grid operator said that the emergency operations were necessary “due to a combination of dropping operating reserves and frequency.” […]
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History
NRG Energy’s Pivot Amid Power Sector Change
Once a giant pure-play independent power producer, NRG Energy has cultivated a legacy of pioneering business models to withstand waves of change in the power sector. Its latest strategic shift pivots from
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Renewables
Interconnection Constraints Threaten Success of Clean Energy Projects
Power projects are filled with risk. One of the biggest risks today for clean energy developers involves interconnection constraints. And according to Sarp Ozkan, vice president of Commercial Product at
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Energy Security
ERCOT’s Energy Emergency Risk Has Shifted from Late Afternoon to Early Evening
Modeling from the Electric Reliability Council of Texas (ERCOT) suggests an 11% probability of having a load shed issue on a peak day this summer, an official said during a reliability committee meeting on June 19. The Texas grid, which was tested this week by a record-breaking heat wave, issued a weather watch and a […]
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Nuclear
NRG Energy to Sell Texas Nuclear Plant Stake to Constellation in $1.75B Power Move
Constellation Energy, the largest nuclear generator in the U.S., will take over NRG Energy’s 44% ownership stake in the 2.6-GW South Texas Project Electric Generating Station (STP), a nuclear power plant located in Bay City, Texas. Under a definitive agreement announced by two companies on June 1, Constellation will acquire NRG’s 44% equity interest in […]
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Gas
New York Group Acquiring More Than 2.1 GW of Texas Gas-Fired Capacity
New York-based energy investment firm LS Power on May 8 said it has reached an agreement with Brazos Electric Power Cooperative to acquire 2,145 MW of natural gas-fired power generation in the ERCOT North region of Texas. The deal comes six months after a federal bankruptcy court judge approved Brazos’ reorganization plan, which includes a […]
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Markets
ERCOT Warns Demand Could Outpace Dispatchable Power This Summer
Texas officials on May 4 warned that peak demand for electricity could—for the first time—exceed the amount the Electric Reliability Council of Texas (ERCOT) can generate from on-demand dispatchable power, forcing the grid operator to rely on renewables to keep the lights on this summer. During an annual public update ahead of summer 2023, Peter […]
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Gas
Texas Combined Cycle Plant Changing Hands
Rayburn Electric Cooperative, headquartered in Rockwall, Texas, announced on April 19 that it has entered into a definitive agreement to acquire ownership of the Panda Sherman Power Plant. The Sherman facility is a 758-MW natural gas–fueled combined cycle unit located in Grayson County, about an hour north of Dallas. The plant will be renamed Rayburn […]
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Press Releases
Wärtsilä and Eolian complete 200 MW standalone energy storage facility in Texas, the largest merchant battery system in the world
The facility is also first-of-its-kind financed with the Investment Tax Credit to provide critically needed dispatchable resource to meet urgent and growing demand for flexibility in Texas power market The technology group Wärtsilä has reached commercial operation date (COD) for two major interconnected energy storage systems in South Texas totaling 200 MW and owned by […]
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Energy Storage
New Technologies, New Sites Supporting Growth of Energy Storage
Advancements in energy storage, including new battery types and longer-duration batteries, are driving innovation in the sector. Retired power generation plants are being repurposed as storage sites, and the
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Power Demand
Arctic Blast Roiling Reliability in TVA, MISO, SPP, PJM
An Arctic blast felt by a large portion of North America is causing reliability turmoil within some segments in its bulk power system, forcing reliability coordinators to declare emergencies, issue conservation warnings, or shed load. TVA, Grappling With Demand Surge, Resorted to Load Shed Temperatures averaging the single digits across the Tennessee Valley Authority (TVA) […]
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Legal & Regulatory
NERC Warns of Tight Generation Resources, Fuel Supply Issues This Winter
Power shortfalls could be rife over the next three months across a large portion of the North American bulk power system (BPS), particularly during extreme and prolonged cold conditions, the North American Electric Reliability Corp. (NERC) has warned. The nation’s designated Electric Reliability Organization (ERO) in its latest Winter Reliability Assessment, issued on Nov. 17, said […]
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Energy Security
A New Breed of Energy Security: HO Clarke Power Plant
WattBridge, a relatively new independent power producer that evolved out of a non-OEM aeroderivative gas turbine solutions provider, completed its first power facility based on a standardized LM6000 plant
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Press Releases
Broad Reach Power and Lancium Partner to Support Grid Stability Through Flexible Data Centers
HOUSTON – July 7, 2022 – Broad Reach Power Energy Services LLC, a wholly owned subsidiary of Houston-based independent power producer Broad Reach Power LLC (“Broad Reach”), announced today that it has entered into a services partnership with Lancium, an energy technology and infrastructure company that advances the decarbonization and stability of the electric power […]
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Trends
NERC Warns of Mounting Reliability Risks, Urges Preparation for Challenging Summer
An unprecedented array of risks—ranging from capacity shortfalls, extreme weather, extended drought, supply chain issues, cybersecurity, solar PV tripping, fuel constraints, to wildfires—could imperil the reliability of nearly every North American bulk power system (BPS) region west of the Midcontinent Independent System Operator (MISO) this summer, the North American Electric Reliability Corp. (NERC) warned in […]
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Trends
ERCOT, MISO Warn of Potential Power Supply Shortfalls
(Updated—May 6, 2022) The Electric Reliability Council of Texas (ERCOT) and the Midcontinent Independent System Operator (MISO) over the past week separately expressed concerns about power supply uncertainties in the face of upcoming warmer-than-normal temperatures. MISO raised an alarm on April 28 when it said that it projects “insufficient firm resources” to cover the summer […]
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Hydro
CPS Energy Exploring Novel Geomechanical Pumped Storage Technology
Texas-based CPS Energy, the largest municipally owned electric and natural gas company in the U.S., has entered into a 15-year commercial agreement to explore installing up to 15 MW of geomechanical pumped storage (GPS). The agreement will kick off with a pioneering 1-MW project that will pump water into drilled wells and store it under […]
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Markets
Winter Freeze Testing Texas Power Grid Reforms
Parts of Texas have suffered localized, distribution-level power outages as an Arctic outbreak sent temperatures plummeting across the state, but its heavily scrutinized grid is largely prepared to weather the storm, state entities said. Frigid temperatures stemming from a large dome of Arctic high pressure are sending temperatures into the single digits and below zero […]
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Legal & Regulatory
Former FERC Commissioner Says ‘Market Design Problem’ Was a Leading Cause of February 2021 Texas Power Crisis
In February 2021, a severe cold weather event, known as Winter Storm Uri, caused numerous power outages, derates, or failures to start at electric generating plants scattered across Texas and the south-central U.S. The Electric Reliability Council of Texas (ERCOT), which manages the power supply for about 90% of the load in Texas, ordered a […]
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Press Releases
New renewable energy deals position Verizon to achieve key energy goal
NEW YORK, Jan. 20, 2022 — Verizon continues to be a leading corporate buyer of U.S. renewable energy, announcing seven new Renewable Energy Purchase Agreements (REPAs) for an aggregate of approximately 910 megawatts (MW) of projected renewable energy capacity. These agreements position the company to achieve its goal to source or generate renewable energy equivalent to […]