Abstract Direct air capture (DAC) of CO2 has gained attention as a sustainable carbon source. One of the most promising technologies currently available is liquid solvent DAC (L-DAC), but the significant fraction of fossil CO2 in the output stream hinders its...
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Published at Nature – Automatic heliostat learning for in situ concentrating solar power plant metrology with differentiable ray tracing
Abstract Concentrating solar power plants are a clean energy source capable of competitive electricity generation even during night time, as well as the production of carbon-neutral fuels, offering a complementary role alongside photovoltaic plants. In these power...
Synhelion opportunity for working students in solar fuels
We’re hiring dedicated and dynamic working students to join our awesome team in Jülich/Cologne: ◾ Working student heliostat field (f/m/d) 37-50% ◾ Working student hydrogen production (f/m/d) 37-50% 👉 Learn more and apply now at synhelion.com/careers and be a part of...
Published at the Journal of Physical Chemistry – Solar Thermochemical Redox Cycling Using Ga- and Al-Doped LSM Perovskites for Renewable Hydrogen Production
Abstract Solar thermochemical hydrogen production using redox-active metal oxides is a promising pathway for the production of green hydrogen and synthetic fuel precursors. Herein, the perovskite material (La0.6Sr0.4)0.95Mn0.8Ga0.2O3−δ (LSMG6482) is identified as a...
Long-duration thermal energy storage in sand begins NREL demo
NREL's Sand-based 100-hour long-duration thermal energy storage technology moves to demonstration phase at 10 hours Four years ago, researchers at the National Renewable Energy Laboratory (NREL) won Department of Energy (DOE) ARPA-E funding to invent a new...
DLR researchers win ASME Best Paper Award
We are pleased to share that this year the "𝗢𝘂𝘁𝘀𝘁𝗮𝗻𝗱𝗶𝗻𝗴 𝗣𝗮𝗽𝗲𝗿 𝗔𝘄𝗮𝗿𝗱" from the ASME (The American Society of Mechanical Engineers) goes to a team at our institute! This was announced during the 18th International hashtag#Conference on Energy Sustainability in Anaheim,...
Published at Applied Energy – Systematic assessment for an integrated hydrogen approach towards the cross-regional application considering solar thermochemical and methanol carrier
Abstract Hydrogen holds promise as a clean energy carrier, but its industrial utilization is currently constrained by the challenges of green production and efficient cross-regional delivery. To this end, a novel integrated hydrogen energy system considering the...
Published at Journal of the American Chemical Society – Chemical Potential Analysis as an Alternative to the van’t Hoff Method: Hypothetical Limits of Solar Thermochemical Hydrogen
Abstract The van’t Hoff method is a standard approach for determining reaction enthalpies and entropies, e.g., in the thermochemical reduction of oxides, which is an important process for solar thermochemical fuels and numerous other applications. However, by...
Published at Royal Society of Chemistry – Thermochemical production of ammonia via a two-step metal nitride cycle – materials screening and the strontium-based system
Abstract Ammonia synthesis via the catalytic Haber–Bosch process is characterized by its high pressures and low single-pass conversions, as well as by the energy-intensive production of the precursors H2 and N2 and their concomitant greenhouse gas emissions....
IRA incentives for clean energy from idle oil wells
Climate policy in the US Inflation Reduction Act (IRA) provides powerful incentives to generate renewable energy and phase out fossil fuel production. Oil and gas companies are already required to cap boreholes when an oil well is depleted, to meet Asset Retirement...
Completed! Redstone Tower CSP project in South Africa is online
[Ed: Finally, the Redstone Tower CSP in South Africa is completed!The California start-up SolarReserve had initially developed the project in 2014, competing during the early years of South Africa's CSP push, but it was delayed time after time by South Africa's...
CSP solar field workforce development funded with $3 million among 6 heliostat projects
Successful Projects Will help lower cost of CSP and support the next generation of highly trained solar field workers Heliostats, the large mirrors that track the sun to reflect and direct its rays to heat a solar receiver— are critical for efficient, cost-effective...
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SolarPACES Conference deadlines
Register at the Conference Site now! Important Dates Author Registration Deadline: September 1, 2024 End of Technical Tour Registration: September 6, 2024 Full Paper Upload Deadline: extended to September 9, 2024 Start of Late Registration Fee: September 20,...
1000-hour thermal energy storage to get test in California’s abandoned oil wells
A demo of 1000-hour thermal energy storage in depleted oil wells is one of the breakthrough new climate technologies to have received funding from the US Department of Energy (with $6 million) this year. This thermal energy storage, GeoTES (Geologic Thermal Energy...
Solar-heated cement calcining – aided by the greenhouse gas effect?
How a solar technology that harnesses the greenhouse gas effect to do good can cut CO2 emissions in cement-making So how would solar-heated cement calcining using the greenhouse effect work? Researchers at Sandia National Laboratories are advancing a new way to cut...
Published at Journal of Environmental Chemical Engineering – Experimental investigation of photo-thermal catalytic reactor for the reverse water gas shift reaction under concentrated irradiation
Abstract An upscaled photo-thermal catalytic reactor for the heterogeneously catalysed reverse Water Gas Shift (rWGS) reaction is tested under simulated concentrated irradiation. The reactor is equipped with an aperture of 144 cm2 area covered by a quartz window,...
IEA seeks secretariat for Solar Heating and Cooling Technology Collaboration Programme
The Executive Committee of the International Energy Agency (IEA) Solar Heating and Cooling Technology Collaboration Programme (SHC TCP) invites applications for the position of SHC TCP Secretariat. The current SHC Secretariat will stop her activity on 31 December 2024...
Published at Energy Conversion and Management – Thermodynamic evaluation of nonstoichiometric oxides for efficient and practical solar thermochemical hydrogen production
Abstract: Efficient solar-to-fuel conversion is of paramount importance to gauge the competitiveness of solar fuel production methods and technologies. Solar thermochemical cycling (STC) has tremendous potential in this regard, yet the realization of which is...
Published at Solar Energy – Performance assessment of a system to provide steady high temperature air via solar thermal suspension flow technology with storage and combustion back-up
Abstract: The imperative for economically viable sources of high-temperature heat without contributing to net carbon emissions has become a pressing global concern, particularly in the context of industrial chemical processes. Solar thermal heat generation emerges as...
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