Europe's largest solar site gets new partners

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Solar Millennium AG and MAN Ferrostaal AG have announced the sale of 74% of the shares in the new Andasol 3 solar thermal power plant in the Granada region of southern Spain.

Stadwerke Muenchen (SWM) is acquiring a 48.9% stake in the project company, while RWE Innogy and RheinEnergie are acquiring 25.1% via a joint holding company. The Andasol 3 plant is under construction and, with a generation capacity of 50 megawatts (MW), is described as one of the largest of its kind. The plant will be operational in 2011. The value of the deal was not disclosed.

Andasol 3 is located on the Plateau of Guadix in the province of Granada and is the third solar farm project in that region to use parabolic trough technology. Andasol 1 and Andasol 2 have similar capacities and are either connected to the grid already or are in the testing phase.

When finished, Andasol 3 will boast 210,000 parabolic mirrors that will concentrate the sun's rays. The heat generated will be transferred via heat transfer fluid, and using heat exchange devices, the thermal energy is transferred to a water/steam circuit that drives a turbine to generate electricity. The turbines in use are being supplied by MAN Turbo AG.

The three Andasol power plants have a massive collector surface area of more than 1.5 million square metres — equal to the surface area of approximately 210 football fields — making it the largest solar energy site in Europe. The expected gross energy production for each power plant is roughly 170 gigawatt-hours a year. All three will be capable of supplying power to about 500,000 homes and will offset 450,000 metric tonnes of carbon dioxide annually.

"We have an ambitious objective: Munich will be the first city in Germany where all private households can be supplied with electricity generated from renewable sources in SWM's own power plants," said Dr. Kurt Mühlhäuser, Chairman of the Executive Board of SWM. "We currently use hydroelectric power, wind energy, biomass and photovoltaic cells. With our investment in the Andasol 3 project, we have chosen another groundbreaking technology. The parabolic trough power plant in the south of Spain will bring us a great deal closer to our objective."

Professor Fritz Vahrenholt, Chairman of the Board of RWE Innogy, added: "Parabolic trough technology sets new benchmarks for solar electricity generation. It can be deployed on a large scale and generates electricity in a reliable and power-grid-friendly way, even after sunset, thanks to a huge molten-salt thermal-storage system. This allows the plant to generate electricity for almost twice the amount of hours as a solar power plant without the storage system. For us, this investment is therefore a further important step toward a sustainable and safe method of providing energy on the basis of renewable energies."

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WY Utility's First Wind Farm Faces Replacement

Foote Creek I Wind Farm Repowering upgrades Wyoming turbines with new nacelles, towers, and blades, cutting 68 units to 12 while sustaining 41.6 MW, under PacifiCorp and Rocky Mountain Power's Energy Vision 2020 plan.

 

Key Points

Replacement at Foote Creek Rim I, cutting to 12 turbines while sustaining about 41.6 MW using modern 2-4.2 MW units.

✅ 12 turbines replace 68, output steady near 41.6 MW

✅ New nacelles, towers, blades; taller 500 ft turbines

✅ Part of PacifiCorp Energy Vision 2020 and Gateway West

 

A Wyoming utility company has filed a permit to replace its first wind farm—originally commissioned in 1998, composed of over 65 turbines—amid new gas capacity competing with nuclear in Ohio, located at Foote Creek Rim I. The replacement would downsize the number of turbines to 12, which would still generate roughly the same energy output.

According to the Star Tribune, PacifiCorp’s new installation would involve new nacelles, new towers and new blades. The permit was filed with Carbon County.

 

New WY Wind Farm

The replacement wind turbines will stand more than twice as tall as the old: Those currently installed stand 200 feet tall, whereas their replacements will tower closer to 500 feet. Though this move is part of the company’s overall plan to expand its state wind fleet as some utilities respond to declining coal returns in the Midwest, the work going into the Foote Creek site is somewhat special, noted David Eskelsen, spokesperson for Rocky Mountain Power, the western arm of PacifiCorp.

“Foote Creek I repowering is somewhat different from the repowering projects announced in the (Energy Vision) 2020 initiative,” he said. “Foote Creek is a complete replacement of the existing 68 foundations, towers, turbine nacelles and rotors (blades).”

Currently, the turbines at Foote Creek have 600 kilowatts capacity each; the replacements’ maximum production ranges from 2 megawatts to 4.2 megawatts each, with the total output remaining steady at 41.4 megawatts, a scale similar to a 30-megawatt wind expansion in Eastern Kings, though there will be a slight capacity increase to 41.6 megawatts, according to the Star Tribune.

As part of the wind farm repowering initiative, PacifiCorp is to become full owner and operator of the Foote Creek site. When the farm was originally built, an Oregon-based water and electric board was 21 percent owner; 37 percent of the project’s output was tied into a contract with the Bonneville Power Administration.

Otherwise, PacifiCorp is moving to further expand its state wind fleet in line with initiatives like doubling renewable electricity by 2030 in Saskatchewan, with the addition of three new wind farms—to be located in Carbon, Albany and Converse counties—which may add up to 1,150 megawatts of power.

According to PacifiCorp, the company has more than 1,000 megawatts of owned wind generation capability, along with long-term purchase agreements for more than 600 megawatts from other wind farms owned by other entities. Energy Vision 2020 refers to a $3.5 billion investment and company move that is looking to upgrade the company's existing wind fleet with newer technology, adding 1,150 megawatts of new wind resources by 2020 and a a new 140-mile Gateway West transmission segment in Wyoming, comparable to a transmission project in Missouri just energized.

 

 

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Russia to triple electricity supplies to China

Amur-Heihe ETL Power Supply Tripling will expand Russia-China electricity exports, extending 750 MW DC full-load hours to stabilize northeast China grids amid coal shortages, peak demand spikes, and cross-border energy security concerns.

 

Key Points

Russia will triple electricity via Amur-Heihe ETL, boosting 750 MW DC operations to relieve shortages in northeast China.

✅ 500 kV converter station increases full-load hours from 5 to 16

✅ Supports Heilongjiang, Liaoning, and Jilin grids amid coal shortfall

✅ Cross-border 750 MW DC link enhances reliability, peak demand coverage

 

Russia will triple electricity supplies via the Amur-Heihe electric transmission line (ETL) starting October 1, China Central Television has reported, a move seen within broader shifts in China's electricity sector by observers.

"Starting October 1, the overhead convertor substation of 500 kW (750 MW DC) will increase its daily time of operation with full loading from 5 to 16 hours per day," the TV channel said.

"This measure will make it possible to dramatically ease the situation with the electricity supply," the report said. Electricity from this converting station is used in three northeastern provinces of China - Heilongjiang, Liaoning and Jilin, while regional markets are strained as India rations coal supplies amid surging demand today. In 29 years, Russia supplied over 30 bln kilowatt hours of electricity, according to the channel.

The Amur-Heihe overhead transnational power line was constructed for increasing electricity exports to China, where projections see electricity to meet 60% of energy use by 2060 according to Shell. It was commissioned in 2012. Its maximum capacity is 750 MW.

China’s Jiemian News reported on September 27 that, amid nationwide power cuts affecting grids, 20 regions were limited in electricity supplies to a various extent due to the ongoing coal deficit. In particular, in China’s northeastern provinces, restrictions on power consumption were imposed not only on industrial enterprises, but also on households, as well as on office premises, raising concerns for U.S. solar supply chains among downstream manufacturers.

Later, China’s financial media Zhongxin Jingwei noted that the coal deficit had been triggered by price hikes brought on by tightened national environmental standards and efforts to reduce coal power production across the country. Reduced coal imports amid disruptions in the work of foreign suppliers due to the coronavirus pandemic was an additional reason, and earlier power demand drops as factories shuttered compounded imbalances.
 

 

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Smaller, cheaper, safer: Next-gen nuclear power, explained

MARVEL microreactor debuts at Idaho National Laboratory as a 100 kW, liquid-metal-cooled, zero-emissions generator powering a nuclear microgrid, integrating wind and solar for firm, clean energy in advanced nuclear applications research.

 

Key Points

A 100 kW, liquid-metal-cooled INL reactor powering a nuclear microgrid and showcasing zero-emissions clean energy.

✅ 100 kW liquid-metal-cooled microreactor at INL

✅ Powers first nuclear microgrid for applications testing

✅ Integrates with wind and solar for firm clean power

 

Inside the Transient Reactor Test Facility, a towering, windowless gray block surrounded by barbed wire, researchers are about to embark on a mission to solve one of humanity’s greatest problems with a tiny device.

Next year, they will begin construction on the MARVEL reactor. MARVEL stands for Microreactor Applications Research Validation and EvaLuation. It’s a first-of-a-kind nuclear power generator with a mini-reactor design that is cooled with liquid metal and produces 100 kilowatts of energy. By 2024, researchers expect MARVEL to be the zero-emissions engine of the world’s first nuclear microgrid at Idaho National Laboratory (INL).

“Micro” and “tiny,” of course, are relative. MARVEL stands 15 feet tall, weighs 2,000 pounds, and can fit in a semi-truck trailer. But it's minuscule compared to conventional nuclear power plants, which span acres, produces gigawatts of electricity to power whole states, and can take more than a decade to build.

For INL, where scientists have tested dozens of reactors over the decades across an area three-quarters the size of Rhode Island, it’s a radical reimagining of the technology. This advanced reactor design could help overcome the biggest obstacles to nuclear energy: safety, efficiency, scale, cost, and competition. MARVEL is an experiment to see how all these pieces could fit together in the real world.

“It’s an applications test reactor where we’re going to try to figure out how we extract heat and energy from a nuclear reactor and apply it — and combine it with wind, solar, and other energy sources,” said Yasir Arafat, head of the MARVEL program.

The project, however, comes at a time when nuclear power is getting pulled in wildly different directions, from phase-outs to new strategies like the UK’s green industrial revolution that shapes upcoming reactors.

Germany just shut down its last nuclear reactors. The U.S. just started up its first new reactor in 30 years, underscoring a shift. France, the country with the largest share of nuclear energy on its grid, saw its atomic power output decline to its lowest since 1988 last year. Around the world, there are currently 60 nuclear reactors under construction, with 22 in China alone.

But the world is hungrier than ever for energy. Overall electricity demand is growing: Global electricity needs will increase nearly 70 percent by 2050 compared to today’s consumption, according to the Energy Information Administration. At the same time, the constraints are getting tighter. Most countries worldwide, including the U.S., have committed to net-zero goals by the middle of the century, even as demand rises.

To meet this energy demand without worsening climate change, the U.S. Energy Department’s report on advanced nuclear energy released in March said, “the U.S. will need ~550–770 [gigawatts] of additional clean, firm capacity to reach net-zero; nuclear power is one of the few proven options that could deliver this at scale.”

The U.S. government is now renewing its bets on nuclear power to produce steady electricity without emitting greenhouse gases. The Bipartisan Infrastructure Law included $6 billion to keep existing nuclear power plants running. In addition, the Inflation Reduction Act, the U.S. government’s largest investment in countering climate change, includes several provisions to benefit atomic power, including tax credits for zero-emissions energy.

“It’s a game changer,” said John Wagner, director of INL.

The tech sector is jumping in, too, as atomic energy heats up across startups and investors. In 2021, venture capital firms poured $3.4 billion into nuclear energy startups. They’re also pouring money into even more far-out ideas, like nuclear fusion power. Public opinion has also started moving. An April Gallup poll found that 55 percent of Americans favour and 44 percent oppose using atomic energy, the highest levels of support in 10 years.

 

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California proposes income-based fixed electricity charges

Income Graduated Fixed Charge aligns CPUC billing with utility fixed costs, lowers usage rates, supports electrification, and shifts California investor-owned utilities' electric bills by income, with CARE and Climate Credit offsets for low-income households.

 

Key Points

A CPUC proposal: an income-based monthly fixed fee with lower usage rates to align costs and aid low-income customers.

✅ Income-tiered fixed fees: $0-$42; CARE: $14-$22, by utility territory

✅ Usage rates drop 16%-22% to support electrification and cost-reflective billing

✅ Lowest-income save ~$10-$20; some higher earners pay ~$10+ more monthly

 

The Public Advocates Office (PAO) for the California Public Utilities Commission (CPUC) has proposed adding a monthly income-based fixed charge on electric utility bills based on income level.  

The rate change is designed to lower bills for the lowest-income residents while aligning billing more directly with utility costs. 

PAO’s recommendation for the Income Graduated Fixed Charge places fees between $22 and $42 per month in the three major investor-owned utilities’ territories, including an SDG&E minimum charge debate under way, for customers not enrolled in the California Alternative Rates for Energy (CARE) program. As seen below, CARE customers would be charged between $14 per month and $22 a month, depending on income level and territory.

For households earning $50,000 or less per year, the fixed charge would be $0, but only if the California Climate Credit is applied to offset the fixed cost.

Meanwhile, usage-based electricity rates are lowered in the PAO proposal, part of major changes to electric bills statewide. Average rates would be reduced between 16% to 22% for the three major investor-owned utilities.

The lowest-income bracket of Californians is expected to save roughly $10 to $20 a month under the proposal, while middle-income customers may see costs rise by about $20 a month, even as lawmakers seek to overturn income-based charges in Sacramento.

“We anticipate the vast majority of low-income customers ($50,000 or less per year) will have their monthly bills decrease by $10 or more, and a small proportion of the highest income earners ($100,000+ per year) will see their monthly bills rise by $10 or more,” said the PAO.

The charges are an effort to help suppress ever-increasing electricity generation and transmission rates, which are among the highest in the country, with soaring electricity prices reported across California. Rates are expected to rise sharply as wildfire mitigation efforts are implemented by the utilities found at fault for their origin.

“We are very concerned. However, we do not see the increases stopping at this point,” Linda Serizawa, deputy director for energy, PAO, told pv magazine. “We think the pace and scale of the [rate] increases is growing faster than we would have anticipated for several years now.”

Consumer advocates and regulators face calls for action on surging electricity bills across the state.

The proposed changes are also meant to more directly couple billing with the fixed charges that utilities incur, as California considers revamping electricity rates to clean the grid. For example, activities like power line maintenance, energy efficiency programs, and wildfire prevention are not expected to vary with usage, so these activities would be funded through a fixed charge.

Michael Campbell of the PAO’s customer programs team, and leader of the proposed program, likened paying for grid enhancements and other social programs with utility rate increases to “paying for food stamps by taxing food.” Instead, a fixed charge would cover these costs.

PAO said the move to lower rates for usage should help encourage electrification as California moves to replace heating and cooling, appliances, and gas combustion cars with electrified counterparts. In addition, lower rates mean the cost burden of running these devices is improved.

 

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Electricity complaints filed by Texans reach three-year high, report says

Texas Electricity Complaints surged to a three-year high, highlighting Public Utility Commission data on billing disputes, meter problems, and service issues in the competitive retail electricity market and consumer protection process.

 

Key Points

Consumer filings to Texas PUC about billing, service, and meters, with 2018 reaching a three-year high.

✅ 5,371 complaints/inquiries in FY2018; 43.8% involved billing disputes.

✅ Service issues 15.8% and meters 12.6%; PUC publishes complaint stats.

✅ Advocates urge monitoring to keep deregulated retail market healthy.

 

The number of electricity service-related complaints and inquiries filed with the state’s Public Utility Commission reached a three-year high this past fiscal year, an advocacy group said Tuesday.

According to the Texas Coalition for Affordable Power, a nonprofit that advocates for low electricity prices, Texans filed 5,371 complaints or inquiries with the commission between September 2017 and August of this year. That’s up from the 4,175 complaints or inquiries filed during the same period in 2017 and the 4,835 filed in 2016. The complaints and inquiries included concerns with billing, meters and service.

“This stark uptick in complaints is disappointing — especially after several years of generally improving numbers,” Jay Doegey, the coalition's executive director, said in a written statement. “In percentage terms, the year-to-year rise in complaints is the greatest in a decade. Clearly, many Texans remain frustrated with aspects of their electric service.”

The utility commission did not immediately respond to a request for comment.

While complaints and inquiries increased in 2018, the number of complaints and inquiries has generally decreased since 2009, when Texans filed 15,956 with the commission. That could be because there have been lower residential electricity prices and because Texans have become more familiar with the state’s competitive retail electricity system over the last decade, the coalition's report said.

And complaints from 2018 are well below 2003 levels, when the number of complaints and inquiries soared to more than 17,000, a year after Texas deregulated most of its electricity market structure at the time.

But Jake Dyer, a policy analyst at the coalition, said his group is closely watching the uptick in complaints this year as the Texas power grid faces recurring strains.

“We are invested in making sure the competition works,” Dyer said. “When you see an uptick like this, you should watch very closely to make sure the market remains healthy and to make sure there is not something else going on.”

However, Dyer said that it is too early to know what that something else that is going on might be.

According to the report, concerns about billing made up most of the complaints and inquiries filed this year at 43.8 percent. That’s up from 42.5 percent in fiscal year 2017. Concerns about the provision of electrical service and about electrical meters also ranked high, constituting 15.8 percent and 12.6 percent of the complaints and inquiries, respectively.

The Public Utility Commission publishes customer complaint statistics on its website. The Texas Coalition for Affordable Power takes into account both complaints and inquiries filed with the commission for its report in order “to gauge general consumer sentiment and to maintain a uniform methodology across the study period.”

Texans can file an official complaint with the the commission's Customer Protection Division. Under the complaint process, the complaint is sent to the electric company, which has 21 days to respond.

Some providers outside the competitive market, such as electric cooperatives, drew praise for performance during the 2021 winter storm.

Following the 2021 winter storm, Texas lawmakers proposed an electricity market bailout to stabilize costs and reliability.

 

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Alberta sets new electricity usage record during deep freeze

Alberta Electricity Demand Record surges during a deep freeze, as AESO reports peak load in megawatts and ENMAX notes increased usage in Calgary and Edmonton, with thermostats up amid a cold snap straining power grid.

 

Key Points

It is the highest electricity peak load recorded by AESO, reflecting maximum grid usage during cold snaps.

✅ AESO reported 11,729 MW peak during the deep freeze

✅ ENMAX saw a 13 percent demand jump week over week

✅ Cold snap drove thermostats up in Calgary and Edmonton

 

Albertans are cranking up their thermostats and blasting heat into their homes at overwhelmingly high rates as the deep freeze continues across the region. 

It’s so cold that the province set a new all-time record Tuesday evening for electricity usage. 

According to the Alberta Electric System Operator (AESO), as electricity prices spike in Alberta during extreme demand, 11,729 MW of power was used around 7 p.m. Tuesday, passing the previous record set in January of last year by 31 MW.

Temperatures reached a low of -29 C in Calgary, where rising electricity bills have strained budgets, on Tuesday while Edmonton saw a low of -30 C, according to Environment Canada. Wind chill  made it feel closer to -40.

“That increase — 31 Megawatts — is sizeable and about the equivalent of a moderately sized generation facility,” said AESO communications director, Mike Deising. 

“We do see higher demand in winter because it’s cold and it’s dark and that’s really exactly what we’re seeing right now as demand goes up, people turn on their lights and turn up their furnaces,” and with the UCP scrapping the price cap earlier that’s really exactly what we’re seeing right now as demand goes up, people turn on their lights and turn up their furnaces.”

Deising adds Alberta’s electricity usage over the last year has actually been much lower than average, though experts urge Albertans to lock in rates amid expected volatility, despite more people staying home during the pandemic. 

That trend was continuing into 2021, but as Alberta's rising electricity prices draw attention, it’s expected that more records could be broken. 

“If the cold snap continues we may likely set another record (Wednesday) or (Thursday), depending on what happens with the temperatures,” he said. 

Meanwhile, ENMAX has reported an average real-time system demand of 1,400 MW for the city of Calgary. 

That amount is still a far cry from the current season record of 1,619 MW (Aug. 18, 2020), the all-time winter record of 1,653MW (Dec. 2, 2013), and the all-time summer record of 1,692 MW (Aug. 10, 2018). 

ENMAX says electricity demand has increased quite significantly over the past week — by about 13 per cent — since the cold snap set in. 

As a result, the energy company is once again rolling out its ‘Winter Wise’ campaign in an effort to encourage Calgarians to manage both electricity and natural gas use in the winter, even as a consumer price cap on power bills is enabled by new legislation.

 

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