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 (>1573 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,...
Abstract: The parabolic trough collector remains one of the most extensively deployed technologies for concentrating solar power and heating. Enhancing the thermal performance of the receiver tube, which is its core component, is critical for improving overall system...
Abstract: Growing energy demand and environmental pollution issues are placing greater demands on sustainable thermal energy storage. Research indicates that molten salt phase change materials (MSPCMs) represent a promising alternative for thermal energy storage...
Abstract: Currently the thermal effect of light has received extensive attention in the field of concentrating solar power gasification, but the non-thermal effect of light has been neglected. In this study, a high-flux solar simulator was coupled with a...
Abstract: The two-step solar-thermochemical cycle process for water splitting is a promising technology for hydrogen generation with very high theoretical efficiencies. This study investigates the operational behavior of a prototype solar reactor with thermal power of...
Abstract: This study addresses the direct reduction of iron ore with hydrogen and solar energy as the process heat source for clean iron/steel making and decarbonation of the metallurgical process. A novel rotary-type solar reactor was designed, constructed and tested...
Abstract: Concentrated solar thermal (CST) systems, capable of driving high-temperature processes up to 2000 K, hold significant potential for chemical and industrial applications. This paper reviews methods for measuring concentrated solar flux, focusing on their...
Abstract: The global freshwater crisis poses an existential threat to sustainable development worldwide. Desalination has emerged as a critical solution, but conventional fossil-fuel plants are energy-intensive and emit substantial greenhouse gases. Concentrating...
Abstract: Mixed chloride salts and mixed carbonates are ideal thermal storage materials for future high-temperature concentrated solar power (CSP) plants. However, due to the strong corrosiveness and poor thermal capacity of chloride salts as well as high material...
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