Abstract: Industrial waste salts with organic impurities require eco-friendly treatment. Conventional pyrolysis relies on fossil fuels, however, concentrated solar energy offers a clean alternative. This study proposes a novel solar moving-bed pyrolysis reactor for...
Abstract: In concentrated solar thermochemical cycles, CO2 utilization enables both energy storage and release. However, the high energy consumption associated with CO2 compression has limited the overall performance of solar power generation. In this work, an energy...
Abstract: Particle-based concentrating solar power systems integrated with sCO2 power cycles offer high thermal efficiencies but require durable heat exchangers to transfer heat from high-temperature particles to the sCO2 working fluid. This study presents the design...
Abstract: The study analyzes an innovative concentrating solar thermal system aimed at the direct production of hot air for industrial applications. Air is heated inside linear Fresnel collectors in an open to atmosphere circuit, not requiring the use of a primary...
Abstract: Among the solar thermal technologies, the Linear Fresnel collector can provide solar heat for industrial processes in the medium temperature range of 150–400 °C. Hot air is widely used as a process medium in several industrial processes, such as drying,...
Abstract: This study presents a comprehensive experimental investigation into the convective heat losses of a semi-cylindrical cavity receiver, a geometry that holds considerable promise but has been inadequately explored in the context of parabolic trough...
Abstract: Solar-based heat exchange is well-known and widely used in a variety of commercial applications, including textiles, food drying, chemical plants, and water heating. The conventional solar heater equipped with a hybrid nanofluid demonstrated superior heat...
Abstract: Photoelectrochemical (PEC) processes offer several pathways to decarbonisation, but few studies have demonstrated technology readiness levels (TRLs) beyond 4 and 5. Scaling challenges and the high levelised cost of energy of current PEC processes can be...
Abstract: Concentrating Solar Power (CSP) molten-salt central receivers are subject to high, transient incident flux during daily operation. The resulting creep-fatigue damage impacts the receiver’s reliability and restricts the permissible incident flux distribution...
Abstract: Direct absorption solar collectors have gained attention in the last decades as a promising solution to enhance the performance of conventional thermal collectors. In this concept, the heat transfer fluid absorbs the concentrated radiation volumetrically,...
Abstract: Concentrated solar energy can be used as the source of heat at above 1000 °C for driving key energy-intensive industrial processes, such as cement manufacturing and metallurgical extraction, contributing to their decarbonization. The cornerstone technology...
Abstract: Carbon-neutral fuels are key to decarbonizing hard-to-abate sectors. Solar redox cycles can produce them by creating oxygen vacancies in a metal oxide capable of splitting water and CO2. The resulting synthesis gas can be processed into a liquid fuel like...
Abstract: Promising new receiver-reactor concepts with multiple apertures have been proposed for high temperature solar thermochemical hydrogen production. However, limited information about suitable solar concentrator designs consisting of heliostat fields and...
Abstract: The use of renewable energy in the context of green hydrogen production requires suitable energy storage technologies to compensate for intermittent wind and solar resources. High-temperature electrolysis is a promising way to produce hydrogen as it has the...
Abstract: Decarbonisation of the energy sector is critical for climate change mitigation, with the power sector remaining a major contributor to global emissions. Concentrating solar power (CSP) technology combined with thermal energy storage (TES) presents a...
Abstract: The Performances of direct absorption solar collectors (DASC) are limited by the stability of the nanofluid’s optical properties. This study investigates the performance and long-term stability of a graphene-based nanofluid under real on-sun operating...
Abstract: Improving the operating temperature of the solar receiver can enhance power cycle efficiency in solar power towers by raising the turbine-inlet temperature. However, maintaining high efficiency and safety at ultra-high temperatures (>1573Â K) remains...
Abstract: The reverse water gas shift (RWGS) reaction is a key pathway for CO2 utilization, particularly within Power-to-X process chains aimed at sustainable fuel and chemical production. Countercurrent chemical looping (CL-RWGS) using non-stoichiometric oxides can...
Abstract: As Concentrating Solar Power (CSP) technologies aim for higher operating temperatures to enhance efficiency and meet industrial process heat demands, high-temperature metallic materials, including nickel-based superalloys, face challenges in maintaining...
Abstract: Pumped thermal energy storage (PTES) is an innovative physical energy storage technology that converts surplus electricity into heat, stores it in thermal reservoirs, and reconverts it into electricity when needed. When CO2 is employed as the working fluid,...
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