Solar News - Power Engineering https://www.power-eng.com/solar/ The Latest in Power Generation News Thu, 29 Aug 2024 15:41:36 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.1 https://www.power-eng.com/wp-content/uploads/2021/03/cropped-CEPE-0103_512x512_PE-140x140.png Solar News - Power Engineering https://www.power-eng.com/solar/ 32 32 Alabama Power gets green light to cut payments to third-party energy producers https://www.power-eng.com/policy-regulation/alabama-power-gets-green-light-to-cut-payments-to-third-party-energy-producers/ Thu, 29 Aug 2024 15:41:31 +0000 https://www.power-eng.com/?p=125536 by Ralph Chapoco, Alabama Reflector

Alabama Power is paying less for power generated by third-party energy producers and imposing a cost for those companies to connect to its electricity grid.

The rule was approved by the Alabama Public Service Commission (PSC) in March; took effect in April and applies to companies that can generate at least 100 kilowatts of electricity.

Alabama Power said in an emailed statement the rates are updated each year, based on fuel costs and inflation, to keep prices as affordable as possible.

The company also said in a separate statement that the new integration cost is part of the monthly energy payment that the company pays to energy providers who are not Alabama Power customers.

Critics allege that the maneuvers are meant to stamp out competition in the market for electricity, especially for solar power providers looking to gain a foothold in the central and southern parts of the state and compete with Alabama Power.

“It is 100% about control,” said Steve Cicala, associate professor of economics at Tufts University, whose work focuses on the economics of regulation, particularly with respect to environmental and energy policy. “They are a business — and they don’t want competition.”

Daniel Tait, executive director for Energy Alabama, an advocacy group that hopes to increase renewable energy generation in the state, said Alabama Power was “trying to protect their monopoly, first and foremost.”

“It doesn’t really matter about the energy source,” he said. “Solar is just the one that is the most economical and the one most likely to challenge that monopoly, so that is why you see the fight on solar.”

The Alabama Public Service Commission said in a statement that the rate adjustments are appropriate based on the figures that Alabama Power provided.

“The cost is driven by the magnitude of the intermittency of certain generation, which requires additional operating reserves to maintain reliability on our system,” Alabama Power said in its email.

But some experts say the intermittency argument is overstated.

“We have gotten really good at predicting solar and wind output,” said Brendan Pierpont, director for electricity modeling for Energy Innovation, a nonpartisan energy and environment think tank. “These are large-scale industries in the U.S. and there are many gigawatts of wind and solar being developed each year.”

Both Energy Alabama and the Southern Renewable Energy Association, another group that promotes the responsible use of alternative energy, sought to challenge the PSC’s ruling, but the PSC officially denied their request in a written order on July 22.

Tait said Energy Alabama has decided not to challenge the order in court and will wait until the following year, should Alabama Power request a rate update or rule change with the PSC.

The Southern Renewable Energy Association said it is still considering its options.

Solar charges

The most recent rule changes limit revenues for larger renewable energy companies with power-producing plants. Those are separate from the households and smaller solar-producing companies that also generate electricity.

“The utilities have been lobbying for this for a long time,” said Gilbert Michaud, assistant professor with the School of Environmental Sustainability at Loyola University Chicago. “Utilities are having more competition in their sandbox, and they are saying, ‘We really don’t want more distributed solar generation because folks will buy less power from us. But we still have to maintain all our power plants and the grid infrastructure.’”

Brendan Pierpont, director for electricity modeling for Energy Innovation, a nonpartisan energy and environment think tank. said the ruling would discourage third parties from investing in renewable energy projects.

“While every solar project has different economic requirements, lowering the price a solar project receives or adding additional fees likely means fewer projects will get built, less investment in communities that would host those projects, few jobs in building those projects, etc,” he wrote in an email. “If the price received by a solar project is lower than the cost of operating Alabama Power’s own power plants, that’s also a missed opportunity for the utility’s electric customers to save money.”

The grid

Alabama Power, the largest utility in the state, has nearly 1.5 million customers and provides electricity to 57% of all customers in Alabama, according to a 2020 report published by the Southeast Energy Efficiency Alliance.

In February, Alabama Power filed a document with the PSC, the state’s electricity regulator, that proposed cutting the rates they pay for third-party electrical generation, known as a Contract for Purchased Energy (CPE), by up to 50%. In one category, the price decreased from about 7.33 cents per kilowatt hour to about 3.65 cents per kilowatt hour.

Those figures are formulated through a model and the values are estimated. That can be subjective, according to Pierpont of Energy Innovation.

“What they do is estimate low avoided costs, so they don’t have to pay very much,” Pierpont said. “In the meantime, they’re running coal plants and gas plants that cost quite a bit more than the rate they would be paying under this type of contract.”

Throughout the country, Pierpont said, power distribution companies like Alabama Power have been working to reduce the amount they pay homeowners who contribute electricity back to the grid through rooftop solar panels.

In addition to the lower rate payments, Alabama Power introduced a Variable Integration Cost at $0.00193 per kilowatt hour for third-party companies. That would further reduce the revenue that those firms receive for energy purchased by Alabama Power.

Pierpont found a few examples of utility companies imposing an integration cost to connect to the system. One is PacifiCorp, an energy company that operates in several western states, and the second is Duke, which is in the Carolinas.

“This approach seems fairly rare and limited to regions without competitive electricity markets,” Pierpont wrote in an email.

Significant costs

Energy Alabama published a blog post in June alleging that the charges, which it called a tax, would amount to a $250,000 annual charge for an 80-megawatt solar farm based in Montgomery.

The updated rates, along with the integration cost, are separate from the charges that Alabama Power imposes on individual households who install solar to offset their electricity bill.

In 2012, the PSC approved an Alabama Power request to impose a $5 per kW Capacity Reservation Charge (CRE) on customers with solar panels, often known as a rooftop fee. Typically, households that generate about 5 kW on their solar array will pay about $300 annually, or $9,000 over the 30-year expected lifespan of the system.

That charge has since increased to $5.41.

Power companies in other states have been allowed to impose such charges, including Arizona. Michaud, at Loyola University in Chicago, estimates that residents in almost a third of all the states in the country must pay such a fee. Michaud said the fees are clustered “in more conservative states, like the U.S. South.”

This makes it less economical for households to install solar panels for their homes because they make up the upfront fixed cost of the system from the savings generated from their power bills, and lengthens the time needed to recoup the cost of the system.

“It is basically killing your payback period, or at least increasing it,” Michaud said. “I would do this in my class, and a lot of students find, ‘Hey, this increases the payback period from 10 years to 14 years.’ You are having folks paying for a longer time.”

‘Intermittency of certain generation’

For its part, Alabama Power said the rate adjustments to third-party energy providers, also known as the CPE, and newly imposed integration cost, are necessary for maintaining price stability for customers.

“Rate CPE keeps electricity costs stable for customers by ensuring Alabama Power pays a fair price for energy,” the company said in an emailed statement. “This approach, updated annually, protects customers from unexpected price shocks linked to fluctuating energy production costs.”

The company said that the Variable Integration Cost is not a fee and is factored into the calculation that Alabama Power pays third-party producers who are not customers of Alabama Power and who sell all their output to the company.

“The cost is driven by the magnitude of the intermittency of certain generation, like solar, which requires additional operating reserves to maintain reliability on our system,” the company said.

When electricity is in high demand, electricity third-party providers contribute is highly valuable. The power becomes less valuable very late in the evening or very early in the morning, the times when people are asleep, not very active, and have no need for electricity. Smoothing out the supply when the need is uncertain is a tricky question to answer.

Timothy Charles Lieuwen, a professor of engineering at Georgia Tech University, said that over time, the price power distribution companies have been willing to pay to third parties who generate energy has declined.

“It is a really hard question, what is the value of the power they (third party energy providers) are providing,” he said.

Power distribution companies, including vertically integrated ones such as Alabama Power, are less willing to purchase power from other companies in the face of that mounting uncertainty about when customers will need that energy.

The Public Service Commission deferred to Alabama Power in an emailed statement.

“The adjustments to Rate CPE (Contract for Purchased Energy) were found to be in the public interest because they accurately reflected Alabama Power Company’s most current projected avoided cost,” the statement said. “Alabama Power’s projected avoided costs are updated annually. The variable integration charge was approved because it mitigates the cost incurred with integrating the intermittent output of QFs (Qualifying Facilities) onto the Southern Company System.”

The Public Service Commission said in its statement that allegations that it gave Alabama Power more control over the electricity production market were not valid.

“The matters approved in the Commission’s March 5, 2024 Order in Docket U-5213 were designed to accurately establish the projected avoided cost rates for CPE and to allow for the recovery of the cost incurred by Alabama Power in integrating the intermittent output of QFs onto the Southern Company System,” the statement said.

Tait called Alabama Power’s claims about intermittency “absurd.”

“Basically, what Alabama Power is saying when they say something like that is, ‘Our engineers are dumber than everybody else’s engineers and they can’t figure this out,’” Tait said. “Alabama Power’s engineers are just as smart, and just as talented, as everybody else is.”

Alabama Reflector is part of States Newsroom, a nonprofit news network supported by grants and a coalition of donors as a 501c(3) public charity. Alabama Reflector maintains editorial independence. Contact Editor Brian Lyman for questions: info@alabamareflector.com. Follow Alabama Reflector on Facebook and X.

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LS Power to invest in conventional and renewable generation https://www.power-eng.com/news/ls-power-to-invest-in-conventional-and-renewable-generation/ Tue, 27 Aug 2024 20:27:57 +0000 https://www.power-eng.com/?p=125527 LS Power, a development, investment, and operating company focused on the North American power and energy infrastructure sector, announced the close of its latest fund, Fund V, which closed in July with total commitments of approximately $2.7 billion, exceeding its $2.5 billion target.

Fund V will invest in power and energy infrastructure assets, platforms, and companies, LS Power said.

“Demand for electricity in the United States is growing at the fastest rate in decades, driven by electrification, data center proliferation, and an American manufacturing renaissance.,” Paul Segal, CEO of LS Power, said. “Our portfolio of assets and businesses—which spans generation, transmission, and decarbonization solutions—is designed to ensure the reliability and affordability of electricity while accelerating the energy transition. We look forward to investing this capital to help meet the historic challenges facing the U.S. energy sector.”

Since its inception, LS Power has raised $60 billion in debt and equity capital and developed and acquired more than 47 GW and 160 power generation projects to support North American energy infrastructure. In addition, LS Power Grid has developed 16 transmission projects, including 6 utilities in operation across 5 ISO/RTOs that serve 185 million people. These projects include 780+ miles of high voltage transmission, beyond which LS Power Grid has another 350+ miles in development. 

LS Power said it will leverage its market knowledge, industry network, and in-house expertise to invest Fund V’s capital. To date, Fund V has invested or committed approximately $1.6 billion across renewable and gas-fired generation, renewable fuels, and green hydrogen, with an extensive pipeline of additional opportunities. Recent investments include the announced acquisition of Algonquin Power & Utilities Corp.’s North American renewable energy business, comprised of 3 GW of operating projects and an 8 GW development pipeline spanning 12 states, 4 provinces, and 5 U.S. power markets.

“Over the past thirty years, LS Power has built a platform to meet this moment in the energy transition,” said Darpan Kapadia, Chief Operating Officer of LS Power. “The success of this fundraise is a testament to our team’s deep expertise and strong track record through multiple market cycles. We are grateful to our investors, both new and long-standing, for their partnership.”

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Former critics start to coalesce around Duke Energy’s plans for more gas, solar in N.C. https://www.power-eng.com/news/former-critics-start-to-coalesce-around-duke-energys-plans-for-more-gas-solar-in-n-c/ Mon, 26 Aug 2024 18:38:25 +0000 https://www.power-eng.com/?p=125497 by Elizabeth Ouzts, Energy News Network

An array of critics came out swinging in January when Duke Energy first filed its plans in North Carolina for one of the largest fossil fuel investments in the country.  

But as the months have dragged on in the development of the company’s biennial carbon-reduction plan, some notable detractors have relented. 

Just before expert witness testimony was set to begin in Raleigh late last month, the state-sanctioned ratepayer advocate, Public Staff, and Walmart endorsed a settlement with Duke on its blueprint, which includes building 9 gigawatts of new natural gas plants that the utility says could be converted to run on hydrogen in the future.

A few days later, the Carolinas Clean Energy Business Association, a consortium of solar and wind developers, announced it had signed on too.  

The agreement, which contains some small concessions from the utility, led to low-key hearings that ended in less than two weeks. It makes it more likely that Duke will get what it wants from regulators by year’s end, including a greenlight, if not final approval, for three large new natural gas plants in the near term.

Chris Carmody, executive director of the Carolinas Clean Energy Business Association, says the proposed compromise also helps lock in forward progress on solar energy and batteries, however incremental. 

“It’s a more aggressive solar spend. It’s a more aggressive storage spend,” he said. “Certainly, we would like to see more. But first of all, we like to see it going in the right direction.” 

Clean energy advocates believe Duke’s push for new gas plants will harm the climate, since the plants’ associated releases of planet-warming methane will cancel out any benefits of reduced carbon pollution from smokestacks. At the same time, they say the investments could become useless by midcentury or sooner, before their book life is over, saddling ratepayers with costs that bring no benefits.

“There’s not much in it for their customers except unnecessary risk, cost, and more pollution,” Will Scott, southeast climate and clean energy director for the Environmental Defense Fund, wrote in a blog last month. 

But Duke’s gas bubble has proved hard to burst. For one, the company’s predictions of massive future demand from new data centers are based in part on confidential business dealings that are challenging to rebut from the outside. 

Unlike two years ago, when Duke proposed its first carbon reduction plan, no groups produced an independent model showing how Duke could meet demand without building new gas. 

“We can talk about costs, or market conditions,” said Carmody. But, he said, “we did not do any modeling.”

Public Staff ran its own numbers and has urged more caution on new gas plants than Duke proposes. But the agency is unwavering that at least some are needed.

New Biden administration rules haven’t yet proved the death knell for gas that some expected. Duke is suing to overturn the rule, but it insists that building new plants that will run at half capacity is the most economical plan for compliance.

And even as Duke is proffering more gas, it’s also undeniably proposing more solar.

Clean energy backers still object to annual constraints on solar development the utility says are necessary. But the limits have increased from less than 1,000 megawatts per year in 2022 to over 1,300 megawatts. And the settlement would result in another 240 megawatts of solar than Duke had first proposed.

“It’s an iterative improvement,” said Carmody. 

What’s more, the settlement opens a discussion with Duke about the scores of 5-megawatt solar projects across the state whose initial contracts will soon expire. A proposal for how to refit them could come in April of next year. 

“This is a really important issue to our members,” said Carmody.  “These are projects that could be repowered. They could be upgraded with storage. They could have significantly more efficient solar technology than was on them 15 or 20 years ago.” 

Still, Carmody said his group tried to word the settlement in a way that left room for clean energy advocates to continue to advocate for less gas and steeper emissions cuts sooner — and that’s certainly their plan. 

“Three power plants that will be really expensive to build and then operate for only a few years is just a ridiculous proposal,” the settlement notwithstanding, said Maggie Shober, research director for the Southern Alliance for Clean Energy. 

“We remain hopeful that there’s a lot that the [commission] can do in this carbon plan proceeding and in their final order, to move us forward on a clean energy trajectory.”

Nick Jimenez, senior attorney for the Southern Environmental Law Center, acknowledges the settlement stacks the deck somewhat against his clients. 

“Historically, the commission approves a lot of settlements,” he said. “It likes to see parties settle, especially when Duke and the Public Staff are involved.”

This article first appeared on Energy News Network and is republished here under a Creative Commons license.

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South Carolina considers its energy future through state Senate committee https://www.power-eng.com/policy-regulation/south-carolina-considers-its-energy-future-through-state-senate-committee/ Fri, 23 Aug 2024 16:23:42 +0000 https://www.power-eng.com/?p=125484 By JEFFREY COLLINS Associated Press

COLUMBIA, S.C. (AP) — The South Carolina Senate on Thursday started its homework assignment of coming up with a comprehensive bill to guide energy policy in a rapidly growing state and amid a quickly changing power- generation world.

The Special Committee on South Carolina’s Energy Future plans several meetings through October. On Thursday, the committee heard from the leaders of the state’s three major utilities. Future meetings will bring in regular ratepayers, environmentalists, business leaders and experts on the latest technology to make electricity,

The Senate took this task upon itself. They put the brakes a massive 80-plus page energy overhaul bill that passed the House in March in less than six weeks, and the bill died at the end of the session.

Many senators said the process earlier this year was rushed. They remembered the last time they trusted an overhaul bill backed by utilities.

State-owned Santee Cooper and private South Carolina Electric & Gas used those rules passed 15 years ago to put ratepayers on the hook for billions of dollars spent on two new nuclear reactors that never generated a watt of power before construction was abandoned because of rising costs.

But those dire memories are being mixed with dire predictions of a state running out of power.

Unusually cold weather on Christmas Eve 2022 along with problems at a generating facility nearly led to rolling blackouts in South Carolina. Demand from advanced manufacturing and data centers is rising. If electric cars grow in popularity, more power is needed. And a state that added 1.3 million people since 2000 has a lot more air conditioners, washing machines and charges for devices, the utility leaders said.

Senators stopped Duke Energy’s president in South Carolina, Mike Callahan, in middle of his presentation after he told them his utility’s most recent predictions for growth in electricity usage over the rest of this decade were eight times more than they were just two years ago.

“Growth is here, and much more is coming. We need clear energy policy to plan for that growth,” Callahan said,

The utility leaders told senators their companies need to know what kind of sources of power — natural gas, solar, nuclear, wind or others — the state wants to emphasize. They would like to have a stable rules from regulators on how they operate.

“A quick no is a lot better to us than a long-term maybe,” Santee Cooper CEO Jimmy Staton said.

Another complicating factor are federal rules that may require utilities to shut down power plants that use coal before there are replacements with different sources online, Staton said.

Others aren’t so sure the state needs a rapid increase in power generation. Environmentalists have suggested the 2022 problems that led to blackouts were made worse because power plants were nowhere near capacity and better cooperation in the grid would allow electricity to get to where its needed easier.

Those less bullish on the overhaul also are urging the state not to lock in on one source of power over another because technology could leave South Carolina with too much power generation in inefficient ways.

There will likely be plenty of discussion of data centers that use a lot of electricity without the number of jobs, property taxes or other benefits a manufacturer provides.

Staton estimated about 70% of Santee Cooper’s increased demand is from data centers.

“We clearly need them. I don’t want to go back in time,” committee chairman Republican Senate Majority Leader Shane Massey said. “What I’m trying to get at is a better understanding, a better handle on how much of the projected growth is based on data centers or on everything else.”

Massey has been hard on Dominion Energy, which bought South Carolina Electric & Gas after the abandoned nuclear project at the V.C. Summer Nuclear Station. But Dominion Energy South Carolina President Keller Kissam said it is important that all options, including a new nuclear plant, remain on the table.

“Everybody thinks if we build anything that we’re going to absolutely repeat what we did with V.C. Summer” Kissam said. “Well, I promise you, that ain’t gonna happen. OK? I’ll pack up and leave.”

Massey said he appreciated Kissam’s candor and felt he was a straight shooter, but there are a lot of other people involved in the failed project who lied and hid problems.

“I can’t put that behind me. And I don’t think a lot of people can put that behind them,” Massey said.

Massey’s goal is to have a bill ready by the time the 2025 session starts in January.

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Can Google gobble up enough renewables? https://www.power-eng.com/renewables/can-google-gobble-up-enough-renewables/ Thu, 22 Aug 2024 13:39:14 +0000 https://www.renewableenergyworld.com/?p=339102 Google, a tech behemoth that in some way likely enabled you to reach this article, has some ambitious clean energy goals, including achieving net-zero emissions across all of its operations and value chain by 2030.

That seemed entirely doable until those dang data centers became such an energy suck (shaking my fist like I just got caught by the Scooby Doo crew).

Google’s greenhouse gas emissions are headed in the wrong direction, fast- they’ve increased nearly 48% since 2019.

Google’s total greenhouse gas (GHG) emissions from financial year 2019 to 2022, including Scope 1, 2 (market-based), and 3 emissions (in million metric tons of carbon dioxide equivalent) Courtesy: Statista 2024

“This result was primarily due to increases in data center energy consumption and supply chain emissions,” an annual Google environmental report read. In 2023, Google’s data centers consumed about 24 terawatt hours (TWh) of electricity.

Goldman Sachs Research estimates that data center power demand will grow 160% by 2030. A single ChatGPT query uses 2.9 watt-hours of electricity, nearly 10 times as much as a classic Google search (.3 watt-hours). As consulting firm Slalom’s Tim Stafford put it recently: think before you check the Yankees score on ChatGPT.

Now Google more or less admits the uncertainty around an AI arms race for more and more computational power may make achieving such targets… difficult.

But the company that allows you to type drivel like “Boyband 90’s not NSYNC or Backstreet or 98 Degrees” and find the O-Town song you’re looking for is coming out of the corner swinging.

Google’s new renewables

This week, Google announced a 1.5 GWp solar development contract with Energix Renewables and closed on a tax equity investment with Swift Current Energy on the massive 800 MWdc Double Black Diamond project in southern Illinois.

In the first deal, Energix will supply electricity and Renewable Energy Credits (RECs) generated from its solar projects to Google and the agreement includes an option for future expansion. The parties have already signed the first two Power Purchase Agreements (PPAs) under this agreement. That’s some much-needed good news in PJM territory, as expressed by Asa (Asi) Levinger, CEO of the Energix Group.

“This joint effort with Google not only strengthens our position in the PJM market but also opens up opportunities for future expansion into other power markets, we expect to deliver the 1.5 GW in the next 2-3 years,” he said.

“There is no one-size-fits-all solution when it comes to decarbonizing our electricity grids and no one company can do it on their own. We are proud of our work with Energix Renewables to unlock new clean energy in PJM,” added Amanda Peterson Corio, Google’s global head of data center energy. “This type of collaboration is essential as we continue to progress towards our ambition to run on 24/7 carbon-free energy on every grid where we operate every hour of every day.”

Google’s tax equity financing of Double Black Diamond Solar, expected to be the largest solar project east of the Mississippi when it reaches commercial operations in early 2025, utilizes Energy Communities and domestic content adders in the Inflation Reduction Act. That project is expected to reduce regional carbon dioxide emissions by about one million tons per year.

“As we work to responsibly grow our infrastructure, we need to partner with companies like Swift Current who understand the nuances of the energy markets where we operate and can help unlock new clean energy at a rate that matches the pace and scale of demand growth on electric grids today,” said Google’s Amanda Peterson Corio, pulling double duty in the press release statement department.

Constellation NewEnergy will purchase a portion of the energy and RECs generated by Double Black Diamond Solar to serve seven big customers: The City of Chicago (O’Hare International Airport and Midway International Airport), Cook County IllinoisCVS HealthLoyola University of ChicagoPPGState Farm, and TransUnion.

In June, Google entered into an agreement with Berkshire Hathaway electric utility NV Energy to power some of its Nevada data centers with about 115 MW of geothermal energy. A little further back in 2022, Google teamed up with ENGIE on a 100 MW PPA to provide more than 5 TWh of renewable energy from Scotland’s Moray West wind farm.

Google reports more than 7 GW of renewable energy projects worldwide, as colorfully displayed on the site tracking Google’s carbon-free energy progress.

A map highlighting Google’s renewable energy projects around the world (courtesy: Google)

But what about the other guys?

Google’s data center growth-driven compatriots are finding themselves in similar predicaments, and a couple of the big ones, notably Microsoft and Amazon, are amping up their commitments to renewable energy in kind.

Microsoft’s total carbon emissions have risen by nearly 30% since 2020, according to its latest Environmental Sustainability Report. That is bad news bears for a company aiming to be carbon-negative by 2030, removing more carbon from the atmosphere than Microsoft and its supply chain emits. By 2050, the company wants to have removed as much carbon as it ever emitted since it was founded in 1975.

Fittingly, this year there has been a flurry of announcements tying Microsoft to renewable energy development.

This month, Pivot Energy announced an ambitious five-year framework agreement with Microsoft to develop up to 500 megawatts (MWac) of community-scale solar energy projects across the United States between 2025 and 2029. The agreement will enable Pivot to develop approximately 150 U.S. solar projects in roughly 100 communities across 20 states. Microsoft will purchase the project Renewable Energy Credits for a 20-year term, and the first projects are expected to come online before the end of this year.

In May, Microsoft inked two 15-year PPAs with developer RWE for two new onshore wind farms in Texas with a combined capacity of 446 MW and shook hands with Canada’s Brookfield Asset Management on the largest single corporate PPA ever, agreeing to develop more than 10.5 gigawatts of new renewable energy capacity.

Microsoft is partnering with Google and Nucor Corporation to develop new business models and aggregate their demand for advanced clean electricity technologies, intending to accelerate the development of “first-of-a-kind” and early commercial projects, including advanced nuclear, next-generation geothermal, clean hydrogen, long-duration energy storage (LDES), and more.

Microsoft also recently announced a partnership with the Department of Energy’s Pacific Northwest National Laboratory (PNNL) to use high-performance computing in the cloud and artificial intelligence to accelerate scientific discovery, with an initial focus on chemistry and materials science for battery solutions.

Amazon aims to reach net-zero across its operations by 2040, co-founding The Climate Pledge in 2019 and investing more than $2 billion in support of sustainable technologies. Last year, Amazon claimed 100% of the electricity it consumed globally was matched with renewable energy, initially a 2030 goal for the company.

Some recent Amazon PPAs include a 98.4 MW wind project with Avangrid, a couple of solar farms in Ohio, one in Japan, and a 473 MW deal with ENGIE on the Moray West offshore windfarm Google signed with back in 2022.

According to BloombergNEF, in 2023 Amazon purchased more solar and wind power than the next three companies combined, announcing 74 PPAs totaling 8.8 GW of capacity. The other top PPA purchasers: Meta (3 GW), LyondellBasell Industries (1.3 GW), and the aforementioned Google (1 GW). More than 200 corporations announced PPAs in 2023, highlighting how the agreements are being used to promote decarbonization efforts, per BloombergNEF.

Is this “matching” or actual matching matching?

How much of an impact PPAs actually make is a more complex question that deserves digging into. Offsetting carbon in bulk doesn’t necessarily belay the larger impact of that carbon.

In some cases, there’s an opportunity to go beyond a PPA and more effectively decarbonize the grid through hourly load matching, or 24/7 matching, according to an analysis by RMI. RMI defines hourly load matching as “where a buyer attempts to procure sufficient carbon-free energy to match a given facility’s load in every hour.” RMI’s Clean Power by the Hour determined that costs increased with the level of hourly load matching compared to costs for meeting annual procurement targets, near-term emissions reductions for hourly load matching depend on the regional grid mix, and hourly procurement strategies can create new markets for emerging technologies.

Google has been carbon-neutral since 2007 through carbon offsets, and was one of the first companies to purchase renewable energy directly through PPAs in 2017. The company is now in the process of transitioning from 100% annual renewable energy matching to 24/7 matching as part of its 2030 goals.

Microsoft has been signing 24/7 hourly matching agreements with projects fueling its data centers, including one with Powerex Corp and another with ENGIE in Texas. 100s of global companies have signed the 24/7 Carbon-Free Energy Compact, including Google and Microsoft but notably not Amazon, which has yet to announce plans for 24/7 matching.

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EIA projects 42.6 GW of new capacity additions in the U.S. during second half of 2024 https://www.power-eng.com/solar/eia-projects-42-6-gw-of-new-capacity-additions-in-the-u-s-during-second-half-of-2024/ Mon, 19 Aug 2024 16:33:59 +0000 https://www.power-eng.com/?p=125405 42.6 GW of utility-scale electric generating capacity are expected to come online in the U.S. during the second half of 2024, more than the total added in all of 2023.

That’s according to the latest reporting from the U.S. Energy Information Administration (EIA). For perspective, the 40.4 GW of generating capacity added in 2023 was the most in a year since 2003.

EIA said 20.2 GW came online during the first half of 2024, 3.6 GW (or 21%) more than the capacity added during the first six months of 2023.

Solar continued to lead all U.S. generating capacity additions in the first half of 2024, representing 12 GW (or 59% of all additions). Texas and Florida made up 38% of U.S. solar additions. The largest new projects included the 690 MW solar and storage Gemini facility in Nevada and the 653 MW Lumina Solar Project in Texas.

Nearly 60% of the planned capacity (25 GW) for the second half of 2024 is from solar. If this planned capacity comes online, solar additions will total 37 GW in 2024, a record in any one year and almost double last year’s 18.8 GW.

Battery storage made up the second-most capacity added so far this year, according to EIA. Battery additions made up 21% of new additions and were concentrated in four states: California, Texas, Arizona and Nevada.

10.8 GW of battery storage is planned for the latter half of 2024. If it all comes online, the 2024 total (15 GW) would be a record. Plans for storage capacity in Texas and California currently account for 81% of new battery storage capacity in the second half.

Wind power made up 12% (2.5 GW) of U.S. capacity additions. Canyon Wind (309 MW) and Goodnight (266 MW), both located in Texas, were the largest wind projects that came online in the first half of 2024.

Nuclear power also increased in the U.S. during the first half of 2024, with Vogtle Unit 4 in Georgia coming online in April.

Retirements slow

Retirements of U.S. electric generating capacity has slowed so far in 2024. Operators retired 5.1 GW of generating capacity in the first half of the year, compared to 9.2 GW retired during the same period in 2023.

Natural gas units represented more than half (53%) of the capacity retired in in the first half of 2024, followed by coal (41%).

According to EIA, about 2.4 GW of capacity is scheduled to retire during the second half, including 700 MW of coal and 1.1 GW of natural gas.

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Algonquin Power & Utilities selling renewable business for up to $2.5B https://www.power-eng.com/renewables/algonquin-power-utilities-selling-renewable-business-for-up-to-2-5b/ Fri, 09 Aug 2024 15:30:30 +0000 https://www.renewableenergyworld.com/?p=338646 Algonquin Power & Utilities announced that it has entered into a definitive agreement to sell its renewable energy business (excluding hydro) to a wholly-owned subsidiary of LS Power for a total consideration of up to $2.5 billion.

“We are pleased to announce this important transaction with LS Power, which is the result of a highly competitive strategic sale process,” said Chris Huskilson, CEO of AQN. “This major milestone, coupled with our previously announced agreement to support the sale of our Atlantica shares, delivers on our plan to transform AQN into a pure play regulated utility, optimize our regulated business activities, strengthen our balance sheet, and enhance our quality of earnings. We are confident that our path towards a pure play regulated utility supports our objective to create long term value for our customers and shareholders.”

The sale is subject to the satisfaction of customary closing conditions, including the approval of the U.S. Federal Energy Regulatory Commission and approval under applicable competition laws. The Company expects the transaction to close in the fourth quarter of 2024 or the first quarter of 2025 and to receive estimated cash proceeds of approximately $1.6 billion (excluding the earn out) after repaying construction financing, and net of taxes, transaction fees, and other closing adjustments.

Algonquin Power & Utilities isn’t the only company to shed its utility-scale renewables business lately. Last year, Brookfield Renewable announced it would buy Duke Energy’s utility-scale renewable energy business for $2.8 billion.

Duke began shopping its renewables division in September 2022 as it sought to focus on the growth of its regulated businesses. The sale agreement included more than 3,400 MWac of utility-scale solar, wind, and battery storage across the U.S., net of joint venture partners ownership, in addition to operations, new project development, and current projects under construction.

Also last year, RWE AG finalized its $6.8 billion acquisition of all shares in Con Edison Clean Energy Businesses. The transaction made the newly dubbed RWE Clean Energy one of the five largest renewable energy companies in the U.S. and the country’s second-largest solar owner and operator.

The acquisition included a portfolio of 8 GW of renewable energy projects and a development platform of more than 24 GW. Around 60% of the portfolio is onshore wind and 40% solar. Con Edison said it continues to invest in clean energy transmission projects, building electrification, energy efficiency, electric vehicle infrastructure, battery storage, and other technologies. The utility said it also wants to invest in and operate renewable generation in New York.

Originally published in Renewable Energy World.

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Georgia Power celebrates plant workers, promotes job opportunities https://www.power-eng.com/featured/georgia-power-celebrates-plant-workers-promotes-job-opportunities/ Thu, 08 Aug 2024 18:45:35 +0000 https://www.power-eng.com/?p=125280 As labor challenges continue to be felt across the energy industry, Georgia Power is spending the month of August highlighting its career opportunities and the work of its generation team.

Georgia Power is celebrating Generation Appreciation Month, a time to recognize the more than 1,100 team members who “work tirelessly in power plants across state to keep reliable energy flowing to the grid on hot summer days, cold winter mornings and every hour in between.”

“In life, as well as with Georgia Power’s power generation facilities, there is no one-size-fits-all option,” said Rick Anderson, senior vice president and senior production officer for Georgia Power. “From the existing facilities that have powered Georgia for decades, to newer sources of generation such as renewable energy, cleaner natural gas and battery storage, Georgia Power’s diverse generation mix continues to evolve to meet the needs of a growing Georgia. To keep the energy flowing, we need a workforce that is just as advanced and diverse.”

Based on available opportunities, a career in power generation offers many possibilities for those who join the team, Georgia Power said. Career paths exist in the areas of operations, maintenance, electrical, instrumentation, engineering and more. Last year, the company hired over 80 team members across generation facilities and expects the hiring trend to continue in the coming years. Strong training programs exist in Operations, along with apprenticeships in Mechanical and Electrical, which develop experienced journeymen who work safely to keep energy flowing to the grid, 24/7.

Georgia Power also highlighted the “continuous learning” it offers, including the Rockmart training facility where electrical, mechanical, and instrumentation and control technicians hone their skills each year. In 2023, this facility conducted nearly 3,000 hours of both hands-on and classroom instruction. Subject matter experts from both Southern Company and external entities visited to assist in this training program.

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Manhattan Project nuclear site reimagined as a 1 GW solar farm https://www.power-eng.com/solar/manhattan-project-nuclear-site-reimagined-as-a-1-gw-solar-farm/ Thu, 01 Aug 2024 13:23:56 +0000 https://www.renewableenergyworld.com/?p=338303 A 580-square mile slice of semi-arid desert in southeast Washington that was used to produce nearly two-thirds of the plutonium used in the United States’ nuclear weapon stockpile is being reimagined as a 1 gigawatt (GW) solar farm with energy storage. If built to that capacity, it would be the largest solar project in the country.

The U.S. Department of Energy (DOE) has announced it will enter into realty negotiations with Hecate Energy for a solar project capable of delivering up to 1 gigawatt of clean energy within an 8,000-acre area of the former nuclear weapons production site.

The Hanford site, established in 1943 as part of the Manhattan Project to produce plutonium for national defense, made materials for the Trinity Test and atomic bombs used to help end World War II. Weapons construction at Hanford contaminated the site and created millions of gallons of radioactive waste.

The project is planned for DOE-owned land at the Hanford Site as part of the Cleanup to Clean Energy initiative, which aims to repurpose parts of DOE-owned grounds— portions of which were previously used in the nation’s nuclear weapons program — to support the growth of clean energy in the U.S.

This Hanford Site Cleanup to Clean Energy initiative map identifies land in a proposal (Credit: DOE).

Hecate Energy will have the opportunity to negotiate a realty agreement for the development of a gigawatt-scale solar photovoltaic system with battery storage. The selection was made through a competitive qualifications-based process for evaluating and ranking proposals. It comes after public comments on a request for information in August 2023, a Cleanup to Clean Energy Information Day at Hanford in September 2023, and a request for qualifications issued in March 2024.

Since announcing the Cleanup to Clean Energy initiative in July 2023, DOE has announced the selection of developers for carbon pollution-free electricity projects in IdahoNevadaSouth Carolina, and now in Washington state. Home to the Hanford SitePacific Northwest National Laboratory, a vibrant community, and tribal nations, this part of Washington has been critical to the nation for decades and is well-positioned to become a center of carbon-free power solutions.

Nuclear reactors at the Hanford site began to be decommissioned in the 1960s, with others later placed on standby after it was determined that a sufficient amount of weapons-grade plutonium had been produced. 53 million gallons of liquid radioactive waste, 25 million cubic feet of solid radioactive waste, and contaminated groundwater remained after operations slowed down. Cleanup operations began in the 1980s and are still ongoing, with focuses on restoring the nearby Columbia River corridor, converting a section of the land for long-term waste treatment and storage, and future-proofing the site.

Hecate Energy recently made news by submitting an unsolicited lease to the Bureau of Ocean Energy Management (BOEM) to acquire commercial offshore wind energy lease(s) on the Outer Continental Shelf (OCS) in the Gulf of Mexico. In response, BOEM is seeking information regarding whether competitive interest exists in the areas included in Hecate Energy’s request.

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The wind isn’t blowing, but does Texas care? Why electricity prices are staying stable https://www.power-eng.com/news/the-wind-isnt-blowing-but-does-texas-care-why-electricity-prices-are-staying-stable/ Fri, 26 Jul 2024 15:52:41 +0000 https://www.renewableenergyworld.com/?p=338094 What do you do when the wind won’t blow?

It’s a question Texas is being forced to address amidst a miserable month for wind generation, but the initial answer lends a promising prognosis to ratepayers. So far, electricity prices have remained stable despite nearly one-quarter of ERCOT’s generation profile being hampered by Mother Nature.

According to preliminary data from the U.S. Energy Information Administration (EIA), wind power in the contiguous United States produced only 302,615 megawatt hours (MWh) on Tuesday, July 23. That’s the lowest amount since… The day before, when wind power produced 335,753 MWh. Six of the 10 worst days for wind power this year have been this month (July), but previous to this week’s abysmal totals, there hadn’t been a comparably bad day since October 4, 2021.

Wind farms are on track to produce an average of just 4% of power generation this week, down from 7% last week and 12% so far in 2024, per the EIA.

So how are electricity prices fairing in ERCOT territory, which counts on wind for 28% of its fuel mix in Q2 2024? Well…

“A paradigm shift in terms of price forecasting” may sound strong, but “boring days” are far better than blackouts. Boring days are welcomed in any territory, especially during the heat of summer.

Of course, ERCOT isn’t relying entirely on renewables to keep electricity prices in check- far from it. In the lower 48, gas-fired power plants are producing an average of 48% of generation this week, up from 46% last week, according to the EIA. U.S. plants generated 6.9 million MWh of electricity from natural gas in the lower 48 states on July 9, 2024, probably the most on any day in history, says the EIA.

Texas has generally lingered between 30,000 and 40,000 MWh of natural gas generation over the last week.

The stable pricing is not just ERCOT passing gas, though (sorry, had to).

ERCOT’s commitment to diversifying its fuel mix deserves recognition, as energy research scientist Joshua D. Rhodes points out:

Rhodes’ graph makes it easy to see how rapidly solar and wind are driving coal (and to a lesser extent, natural gas) out of the fuel mix. The fact that solar is expanding nearly twice as quickly as wind generation did in Texas is likely a testament to the success of the IRA and to the staying power of the industry (and all that land fit for utility-scale installations) .

In totality, the data indicates we may have reached a tipping point- hopefully, one that keeps electricity prices stable.

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