The Department of Energy’s (DOE) Loan Programs Office (LPO) provides access to debt capital for high-impact energy and manufacturing projects. Over more than a decade, LPO has developed a strong understanding of what makes a project more likely to advance through...
solar fuels
The Future Is Bright for Turning Sunlight Into Sustainable Jet Fuel
Source: Bloomberg/Lufthansa The Challenge The aviation sector has charted a course to decarbonize itself – and investors see opportunity. According to BNEF, startups with a focus on low-carbon aviation technology raised $4.6 billion in 2022, and another $1.21 billion...
Published at Journal of Cleaner Production – Sustainable assessment of an integrated energy system coupled with solar thermochemical cycle
Abstract The energy transition globally makes the development of carbon-free and low-carbon fuels obligatory as these fuels cannot only be utilized as energy carriers but also for long-term energy storage. This paper presents the energy, technoeconomic, and...
Published at Energy Conversion and Management – Thermodynamic and economic analysis of a multi-energy complementary distributed CCHP system coupled with solar thermochemistry and active energy storage regulation process
Abstract: The combination of distributed energy systems (DES) and solar energy is considered a vital measure to save the usage of fossil energy. A new distributed combined cooling, heating and power (CCHP) system integrated with solar thermochemistry (STC) and energy...
US releases rule ensuring only green hydrogen gets $3/kg tax credit
Source: Hydrogen Insight The US government has finally unveiled its long-awaited proposed rules on clean hydrogen production, determining the criteria that developers will have to meet in order to qualify for the hydrogen tax credit of up to $3 per kilogram. The...
Published at International journal of Hydrogen Energy – H2 producing hybrid solar thermochemical ZnSO4/ZnO water splitting cycle: Thermodynamic efficiency analysis
Abstract: This investigation reports the thermodynamic efficiency analysis of a hybrid ZnSO4/ZnO water-splitting cycle. The data required for efficiency calculations are gathered from HSC Chemistry Software. The prime goal is to examine the effects of the thermal...
Published at Energy Reports – Chemical and thermal performance analysis of a solar thermochemical reactor for hydrogen production via two-step WS cycle
Abstract: Ceria-based H2O/CO2-splitting solar-driven thermochemical cycle produces hydrogen or syngas. Thermal optimization of solar thermochemical reactor (STCR) improves the solar-to-fuel conversion efficiency. This research presents two conceptual designs and...
Published at International Journal of Hydrogen Energy – Performance of biogas blended with hydrogen in a commercial self-aspirating burner
Abstract: A natural gas and carbon dioxide fuel mixture was enriched by hydrogen to experimentally measure the performance of a hydrogen and surrogate biogas fuel. The performance of various biogas qualities and hydrogen blend ratios was investigated for use in a...
Game-changing Sun-to-Liquid: Fuels from Concentrated Sunlight launches II
Round II of Sun-to-Liquid is launched: This initiative will demonstrate the scalability and high efficiency of producing sustainable synthetic fuel from CO2, water, and sunlight. Synhelion is one of the industry partners for the project, providing the expertise for...
Published at Journal of Energy Storage – Human ear inspired solar thermochemical reactor for steam methane reforming with the consideration of minimum Gibbs free energy principle
Abstract The non-uniformity temperature field of direct solar thermochemical reactors severely decreases the energy conversion efficiency of solar-to-fuel. Inspired by the physical mechanism by which the human ear can collect more sound waves, associating the...
Published at Applied Energy – A novel high-efficiency solar thermochemical cycle for fuel production based on chemical-looping cycle oxygen removal
Abstract Solar-driven two-step thermochemical cycling is a promising means to convert solar energy into storable and transportable chemical fuel, in which hydrogen or carbon monoxide is generated by continuous reduction and oxidation reactions. However, the high...
3D-printed ceria is a game-changer to increase solar fuel efficiency
In solar reactors for making solar fuels at high temperatures, ceria's behavior when heated makes it state-of-the-art for unlocking the thermochemistry involved. (How solar fuels are made). But its structure lacks “intelligent design.” So a precisely controlled design...
Methane pyrolysis with liquid metals in a bubble column reactor to generate green hydrogen and carbon
Using a bubble column reactor at Karlsruher Institut für Technologie, the Liquid Metal Laboratory team is working on producing hydrogen from methane, the cheapest method, but without CO2 emissions - the problem with the cheapest method. The main product, besides...
Solar concentration boosted by shape-shifting heliostat glass
By manipulating the shape of heliostats in real time, the optical efficiency of solar fields for tower CSP can be significantly increased, according to a paper presented at the New Mexico SolarPACES Conference: Heliostat with Automatic Shape Adjustment for High...
$30 million in DOE funding for solar thermal fuel, heat, or storage
The U.S. Department of Energy (DOE) Solar Energy Technologies Office (SETO) announced the Solar-thermal Fuels and Thermal Energy Storage Via Concentrated Solar-thermal Energy funding opportunity, which will award $30 million for projects to produce fuels via renewable...
Published at Energy Conversion and Management – Thermodynamic and economic analysis of a multi-energy complementary distributed CCHP system coupled with solar thermochemistry and active energy storage regulation process
Abstract: The combination of distributed energy systems (DES) and solar energy is considered a vital measure to save the usage of fossil energy. A new distributed combined cooling, heating and power (CCHP) system integrated with solar thermochemistry (STC) and energy...
Solar hydrogen testing begins at CSIRO conference tour site
Tests are underway on a cutting edge renewable hydrogen technology that is being backed by iron-ore billionaire Andrew Forrest to deliver a cheaper and more scalable way to produce the zero emissions fuel using concentrated sunlight.
Published at Chemical Engineering Journal – Green ammonia to Hydrogen: Reduction and oxidation catalytic processes
Abstract: Green ammonia, produced at ambient conditions, has received significant attention as a carrier of hydrogen for energy storage and transport. Reduction and oxidation catalytic decomposition of ammonia at atmospheric pressure and low temperatures suggests...
Australia’s Vast CSP to include green methanol demo for shipping
Why Vast plans to include methanol production in their CSP project Methanol is used to make many chemicals, but what makes producing green methanol most interesting for the future is that the shipping industry, finally having to deal with climate emissions, considers...
Published at Energy Conversion and Management – Structural stabilization of granular Ca(OH)2 by coating with nanostructured additives for thermochemical cycling in a fixed reaction bed
Abstract: Thermochemical energy storage systems have a high potential to support a future energy supply based on renewables by providing comparably high storage capacities and option for long-term, cold and loss free storage, that allows a flexible utilization in...
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