CSH Could Decarbonize Industrial Heat Globally
Citing IRENA, World Bank energy consultant Elena Cuadros said Concentrated Solar could replace fossil fuels for half the world’s industrial heat needs
CSP News & Analysis
MENA Region Industries Could Heat for Less with Solar
Which Middle East and North Africa (MENA) nations could decarbonize industrial heat with Concentrated Solar Heat (CSH) most cost-effectively? World Bank energy consultant Elena Cuadros has supplied very detailed calculations showing where CSH could be substituted at a lower cost than fossil fuels , by comparing CSH costs to specific fossil fuel costs currently used […]
Q&A: How Risk Mitigation Finance Can Cut CSP Costs
Cutting risk in financing will be the next key to further cut CSP costs, according to the author of Non-recourse project financing for concentrated solar thermal power published in the journal Utilities Policy. Dr. Steven Geroe teaches Energy and Environmental Law and Contract Law at Melbourne’s La Trobe Law School, and became interested in China’s […]
Novel CSP Design Combines the Solar Receiver with Thermal Energy Storage
Researchers propose combining a solar receiver with energy storage within one unit on the ground, by using a beam-down optical reflecting system
Add Hydrogen Combustion to a Solar Reactor for Carbon-Free Mining and Mineral Processing
Iron, nickel, alumina and copper mining processes are among the industrial processes that require heat at between 700°C and 1000°C. The advanced concentrated solar thermal (CST) reactors being developed by researchers globally can attain temperatures this high (and higher, up to 1500°C). But CEOs in mining and mineral processing industries are more familiar with fuel […]
Could China’s Global Grid Idea Help Grow CSP?
China has an ambitious proposal for a global HVDC grid to transfer renewable energy throughout the world. Interconnected regional electricity networks would be connected to a backbone of HVDC lines that would become a globe-spanning super grid by 2050. Advancing the idea is China’s Global Energy Interconnection Development and Cooperation Organization (GEIDO). The concept depends on […]
A Solar Process Like Gas Reforming Makes Green Hydrogen Cheaper
A preliminary study of the average cost of a novel process for producing solar hydrogen in several locations in Australia finds it could come close to the US DOE renewable hydrogen target of $3 per kilogram. The way that hydrogen is reformed from natural gas is a well-established, low-cost process. But greenhouse gases are emitted […]
Designing Solar Furnaces to Make Biochars without Air Pollution
Charcoal might seem like a very low tech product, but lithium batteries, water filtration and super-capacitors are among its high tech end uses, and the requirements for these different purposes are actually very exacting. Solar researchers in Mexico are investigating the various temperatures and the rate of heat needed to make different biochars from agricultural […]
Start-Up VC Invests in Beam-Down Concentrator for Solar Fuel
“Our “back of the envelop” communication with researchers is that $3 per gallon of gasoline equivalent (GGE) per kilogram of hydrogen could be obtainable,” said Al Maaitah.
Morocco Breaks New Record with 800 MW Midelt 1 CSP-PV at 7 Cents
Morocco’s 800 MW CSP-PV Noor Midelt breaks last year’s auction price record of 7.3 cents set by DEWA in the UAE, with winning bid at USD 7 cents/kWh The Moroccan Agency for Sustainable Energy (MASEN) has announced that the consortium of EDF Renewables, Masdar, and Green of Africa – a joint venture between three Moroccan […]
VC-Funded Thermal “Battery” is Based on CSP Molten Salt Energy Storage
Standalone thermal storage: “Incredibly cheap grid-scale storage with a very long calendar life” The new Venture Capital (VC) firm Breakthrough Energy Ventures (BEV) only invests in technologies they vet as both “scientifically feasible at scale” and with the potential to reduce “at least half a gigaton of greenhouse gases every year.” Along with Alfa Laval […]
Make Carnot Batteries with Molten Salt Thermal Energy Storage in ex-Coal Plants
Retiring coal power plants could see a new life serving the green economy by storing renewable energy as thermal batteries, delivering the stored energy back to the grid using the former coal plant’s existing power blocks and grid connections. Leveraging the low cost of the molten salt thermal energy storage used in CSP (Concentrated Solar Power) […]
Study of Chile’s CSP Potential for Domestic Manufacturing
A study commissioned by the Chilean government and presented before the SolarPACES Conference in Morocco makes data available to potential participants in a Chilean CSP industry. The study, Local Content in CSP:CST Projects- Assessment of the Chilean Industry is designed to put together useful information for both international CSP developers bidding in auctions and local […]
Shouhang and EDF to Test s-CO2 Cycle in Concentrated Solar Power
China could be the first to deploy s-CO2 in CSP The world’s initial Concentrated SolarPower (CSP) plants continue to use the legacy steam cycles of conventional thermal plants. But steam cycle is a mature technology with temperature-based efficiency limits, hampering the potential to raise efficiency and lower costs. Consequently, international researchers have investigated a new […]
Australian Researchers Design a Solar Process for Algae-Derived Solar Fuel
Algae is a potential energy feedstock that is synergistic with solar fuels because algae can be grown in salt water on cheap desert land with a good solar resource, and it also contains the chemicals needed for making solar fuels (hydrogen, carbon, and oxygen). Research is ongoing into reducing the cost of farming algae. To […]
A Novel Way to Cut Cost in Tower CSP
The tower form of Concentrated Solar Power (CSP) is very young technology. Less than a gigawatt is deployed globally, making it a nascent technology at the “Cambrian explosion” stage; multiple innovations are still being explored to cut costs. (How tower CSP works) A new economic study looks at reducing its Levelized Cost of Electricity (LCOE) […]
Top Steelmaker Tests Thermal Energy Storage in Slag Byproduct to Cut CO2
Thermal energy stored in steel slag could replace fossil fuels used for heat in steel production
China Made Solar PV Cheap – Is CSP Next?
With China in the game, the outlook for the technology has gone from from gloomy to better than ever – however it also carries great risk
Researchers Test Solar to Cut CO2 in Cement Processing
Renewable energy researchers have been looking into how to cut CO2 emissions from processing industrial minerals like cement and lime, as these are responsible for a high share of the global greenhouse gas emissions. For every 10 tons of cement we produce, we release 9 tons of CO2, with much of that through the burning […]
Study Investigates Solar District Cooling Potential for Saudi Arabia
Instead of running air conditioners on fossil-fueled electricity, University of Bergamo researchers Guiseppe Franchini and Antonio Perdichizzi propose an alternative cooling technology; using a thermal form of solar energy to provide solar district cooling in the Saudi Kingdom. Their study of the economics of solar district cooling was published at Energy Conversion and Management, in […]
Can California Really Meet its 100% Clean Energy Target?
California is a global leader in climate policy, and its goal of 100% clean energy by 2045 is now law in the 5th largest economy after China, the US, Japan and Germany. While the state has had a cap and trade program in place since 2013, it has been the simplicity and directness of a […]
How CSP Can Help Remove CO2 from air
A New Paper Describes a Solar Thermal Air Capture of Carbon Dioxide with Amino Acids Concentrated Solar Power (CSP) will play a key role in a decarbonized economy because it can produce heat without adding any carbon emissions. Though for centuries we’ve produced heat for industrial uses by burning a fossil fuel like coal, or […]
Climate Policy that Actually Works: How Morocco is Meeting its Clean Energy Goals
An interview reveals Morocco’s secret: MASEN (the Moroccan Agency for Sustainable Energy) is actually a renewable energy “one stop shop” – starting with climate policy, through needs assessment, planning, infrastructure development and finally structuring to mobilize project finance.
Can Spain Revive the CSP Industry it Killed?
The time is right to consider what went wrong and what went right with Spain’s previous CSP policy – because an election in June put the renewable-friendly coalition that developed it back in power. Spain’s socialist-led coalition government jumpstarted virtually all the Concentrated Solar Power/CSP deployed in Europe, 2.3 GW, creating a supply chain of Spanish […]
Researchers Seek Best s-CO2 Solar Desalination from Waste Heat
Could a Concentrated Solar Power (CSP) power plant tap the waste heat it produces to desalinate water? Scientists at find that the answer is yes – in a co-generation setup where CSP using a supercritical carbon dioxide (s-CO2) power cycle is combined with thermal desalination – and they go on to figure out the process that […]
How Three Novel Technologies Trialled in the US Will Cut CSP Cost
The DOE announced $72 million in funding of three novel pathways to raising temperature and efficiency to lower costs for three CSP tower technologies
Study: CSP Will Help China Cut Costs of Climate Action
Solar thermal energy turns out to be the key to China meeting its climate commitments. A new study investigates the best combination of renewables for providing the lowest cost to power system operators in two of China’s provinces best suited to scale up renewable energy. China’s power systems operators must invest in renewable energy to […]
What are the Pros and Cons of Longer Solar Contracts?
The first-ever 35-year solar power contract – ACWA Power’s with DEWA in Dubai – had a record-low price, for CSP+storage of just 7.3 cents per kWh. Did a longer contract enable the record low price?
Artificial Vision Enables Solar Field Calibration Overnight
Researchers have developed a prototype for calibrating an entire solar field in a single night, shaving months off the current calibration system for large size Concentrated Solar Power (CSP) tower plants. In tower CSP, an encircling solar field of thousands of heliostats (specialized mirrors) must continuously and precisely reflect concentrated beams from always-moving sunlight onto […]
A Blueprint for 100% Solar Desalination
Freshwater shortages are projected to increase in our hotter and more crowded future. Already,150 countries desalinate seawater, using fossil fuels. But supplying an ever-increasing basic need with non-renewable fuels creates a growing threat, according to Dr. Diego-César Alarcón-Padilla, who heads the Solar Desalination Unit at Plataforma Solar de Almería (PSA) and is Operating Agent of Task […]
Eastern Morocco’s Concentrated Solar Power Potential Assessed
A new paper published at Solar Energy investigates Eastern Morocco’s suitability to host Concentrated Solar Power (CSP) in a multilayered assessment. Dr. Ahmed Alami Merrouni, who heads up research on Meteorology and Solar Materials Degradation at Institut de Recherche en Energie Solaire et Energies Nouvelles (IRESEN), and his team determined which parts of Eastern Morocco […]
Researchers Reduce Intermittency in Solar Thermochemical Hydrogen Production
A new paper, presented at the SolarPACES Annual Conference proposes using ceria particles not only as the redox reactant in hydrogen production, but for also for heat transfer and storage.
Path to a Booming Australian Solar Thermal Energy Market
Industry response suggests an Australian concentrated solar thermal market would be well subscribed A report out from the Australian Renewable Energy Agency (ARENA) this month published responses from industry stakeholders on the viability of a concentrated solar thermal (CST) energy market in Australia: Paving the way for concentrated solar thermal in Australia. Only 5 gigawatts […]
Morocco’s Noor III Solar Tower CSP to Deliver Power by October
Noor III, at 150 MW, the world’s second utility-scale Concentrated Solar Power (CSP) tower with molten salt storage, will deliver power to Morocco’s electricity grid by October, if not sooner. “Noor III receiver installation on tower has been finalized already, so we are ready to continue the commissioning of the plant with the solar field […]
Scientists Test World’s First Solar Fuels Reactor for Night
International solar thermal energy researchers have successfully tested CONTISOL, a solar reactor that runs on air, able to make any solar fuel like hydrogen and to run day or night – because it uses concentrated solar power (CSP) and includes thermal energy storage. The promise of solar fuels is that we could have zero carbon […]
Solar Heat to Make Power + Water for Namibia: Study
Concentrated Solar Power (CSP) is suited to regions with good solar resource. CSP+desalination can simultaneously solve related water scarcity. Seawater desalination can be integrated into a solar thermal energy plant using a variety of desalination technologies. Is solar-driven multi-effect distillation a financially feasible solution for water-stressed Namibia? A research study from Stellenbosch University finds that a […]
Particle Receivers to Get First Commercial Trial – in Saudi Arabia
A new solar technology is twice as efficient, cutting the cost of solar thermal energy, by raising operating temperatures to 1,000°C, almost twice the 565°C molten salt temperature in current concentrated solar power (CSP) tower plants. For most innovative research in clean energy, the dreaded “Valley of Death” after lab scale success is the sad […]
Missing Link for Solar Hydrogen is… Ammonia?
Ammonia (NH3) is key to enabling the solar hydrogen (H2) future, says a prominent Australian researcher. Solar fuel could be stored, bottled and shipped globally in ammonia
CSP is the Most Efficient Renewable to Split Water for Hydrogen
Thermochemical solar leverages heat from concentrated solar power (CSP) for chemical reactions. Research into thermochemical solar reactors to split water to hydrogen is a priority in top national laboratories internationally. (See SolarPACES Research Task II: Solar Chemistry Research). What part will thermal solar play in a future hydrogen economy? For an overview, we checked with a […]
Researcher Pioneers Solar to Heat Crucial Steel Component
Mintek pyrometallurgy engineer Lina Hockaday is trying a highly focused solar reactor to replace the fossil energy used as part of the steelmaking process
How Has Spain’s Concentrated Solar Thermal Power Performed?
As prices for Concentrated Solar Power (CSP) with thermal energy storage dropped an astonishing 50% between May and November this year, it seemed that 2017 saw the kind of price breakthrough that could allow CSP to compete with traditional thermal power in supplying dispatchable electricity. CSP is the heat-based form of solar, which generates power […]
GlassPoint Brings Gigantic 850 MWth Solar EOR to California
GlassPoint will build an 850 MW (thermal) solar thermal facility in Bakersfield, generating 12 million barrels of emissions-free steam annually for Enhanced Oil Recovery (EOR) replacing natural gas.
Desert Solar to Fuel Centuries of Air Travel
Thermochemical solar fuel manufacturing would be an energy industry with a life of centuries, rather than decades. The feedstock of sunlight, carbon dioxide and water is essentially unlimited. Scientists with the SOLAR-JET Project have demonstrated the first-ever entire process to make kerosene, the jet fuel used by commercial airlines, using a high-temperature thermal solar reactor […]
All MENA CSP Now 7 Cents or Under Says ACWA Power
ACWA Power’s latest record-low contract signed with DEWA at just over 7 cents per kWh is no outlier, according to CEO Paddy Padmanathan. CSP is a thermal form of solar that typically includes thermal storage in a power block so that it can generate power at any time, not just when the sun shines.
US DOE: CSP Could Provide Needed Flexibility and Reliability to Grid
BY AVI SHULTZ Dr. Avi Shultz is the acting program manager for the United States Department of Energy (DOE) SunShot Initiative Concentrating Solar Power (CSP) team, which supports research, development, and demonstration of solar thermal components and systems that can enable wide-spread deployment of low-cost CSP with thermal energy storage. Every day our power needs […]
Solar Thermal Power Prices have Dropped an Astonishing 50% in Six Months
Concentrated Solar Power (CSP) prices dropped in 2017, from under 10 cents per kWh in May, to under 5 cents by October. CSP is a form of thermal solar energy that can power day or night, because its intrinsic ability to store its energy thermally enables it to dispatch power at any time.(How CSP Thermal […]
Scientist Devises a Solar Reactor to Make Water and Oxygen from Moon Rocks
An aerospace engineer has built a machine to make water and oxygen from the lunar regolith, powered by solar energy. Thorsten Denk’s paper Design and Test of a Concentrated Solar Powered Fluidized Bed Reactor for Ilmenite Reduction was presented at the 23rd Annual SolarPACES Conference in Chile. (Thorsten Denk – Presentation (pdf) Working over a ten year […]
How Solar Peaker Plants Could Replace Gas Peakers
Solar can be designed to run only after dark at a competitive price with a current natural gas peaker plant. Concentrated Solar Power (CSP) can be a night-only dispatchable (D-CSP) plant; with its entire solar energy absorbed by day to be delivered after dark to cover the evening peak load on the grid, according to a study funded by the US Department of Energy (DOE).
Solar Flux; from Bug to Feature
Sandia scientists find the optimal way to mop up surplus solar flux on CSP towers Excess solar flux could be harnessed and used to generate additional electricity at a tower CSP plant, by cladding part of the tower containing the receiver with photovoltaic (PV) panels, according to Sandia scientist Cliff Ho. He found that adding […]
TuNur Night-time Solar Exports to EU for 10 cents – Q&A
Europe already imports energy long-distance: via natural gas pipelines from Russia. TuNur plans round-the-clock solar via HVDC from Tunisia
Sandia Labs R&D Helped SolarReserve hit 6 Cents CSP
Research was key to the low price record of 6 cents for dispatchable solar thermal energy at Port Augusta: SolarReserve According to Kevin Smith, the CEO of California-based SolarReserve; the company that is first to sell CSP at 6 cents/kWh, the record-low CSP price was largely due to their receiver and heliostat research. The 150 MW […]
US DOE Funds Terrafore’s Phase Change Energy Storage Test
The US Department of Energy (DOE) has released funding to the Argonne National Laboratory for a scaled-up round of independent testing of Terrafore Technologies’ innovative encapsulated thermal energy storage in phase change salts, designed to operate in temperatures to greater than 800°C in a single tank that acts as both storage and heat exchanger.
How Port Augusta Got the World’s Cheapest Solar Thermal Power
Most coverage of SolarReserve’s 150 MW Aurora solar thermal power plant in Port Augusta completely overlooked its biggest news: the South Australian Government just bought the world’s cheapest solar thermal energy. Just 6 cents per kilowatt hour. SolarReserve will sell solar thermal energy to the South Australian Government at $75 (AUD) with a guaranteed cap […]
SolarReserve Breaks CSP Price Record with 6 Cent Contract
Concentrated Solar Power (CSP) just reached the US Department of Energy 2020 SunShot goal of 6 cents for dispatchable solar
CSP to be Essential by 2050 …for Germany?
Given Germany’s lack of desert sun, it might seem improbable that thermal solar would be a key component of its low-carbon grid planning under its Energiewende (energy transition). But several papers published in 2016 found that concentrated solar power (CSP) will be essential.
Why Chile Could Lead the World in CSP
With annual solar radiation at 3,500kWh per square meter, akin to what you see in outer space, it is no surprise that Chile is a world leader in solar energy production. The nation is also in a position to lead the world in CSP
Solar EOR a Big Win for GlassPoint
Unlike other CSP developers who leverage the heat of the sun as the “fuel” for a power block that then generates electricity to the grid; GlassPoint’s enclosed troughs are simply employed in the direct production of steam, focusing on what the company sees as an ignored market for heat.
SolarPACES to Optimize Chile’s Clean Energy Grid
Chile will be next to benefit from an analysis; developed in Germany, of optimal clean energy grid options A new computational tool will be used by international researchers at SolarPACES to calculate the best technology mix of generation resources to most cost-effectively cover Chile’s load curve. The modeling tool was initially developed at Aachen University, […]
How an Artist Has Made CSP the “Default” Solar
Images by the award-winning artist Jamey Stillings have become so widely used that it is not uncommon to see news stories about solar energy illustrated by a tower surrounded by mirrors, rather than the much more widely deployed PV.
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