Abstract Solar thermal energy is a promising renewable energy resource that provides sustainable energy. Due to their effectiveness as solar thermal collectors, parabolic dish collectors are commonly used in various thermal energy system applications. Hybrid designs...
Abstract Honeycomb volumetric solar receivers have emerged as promising candidates for concentrating solar power applications because of their thermal and mechanical properties, enabling the efficient heating of fluids. Despite their potential, challenges remain in...
Abstract Star-shaped receivers represent a novel receiver concept to increase performance and reduce cost of solar tower plants, boosting the competitiveness of these renewable and dispatchable power production technology. This article presents a comprehensive...
Abstract: Facing the challenges of energy crisis and climate change, solar-to-fuel is recognized as a promising approach to promote renewable energy as an alternative to fossil energy. We have proposed a solar-to-fuel system that adopts the spectral beam splitting...
Abstract Two-step thermochemical cycles are efficient for producing H2 with solar energy, however, they face challenges with thermal losses at high temperatures needed for metal oxide reduction. This study introduces the first experimental demonstration of a...
Abstract This work studies heat transport in the fluid–solid interface of a packed bed to demonstrate the feasibility of preheating lumpy manganese ores to 600 °C with air at 750 °C. Preheated manganese ores aim to reduce furnace energy consumption during smelting in...
Abstract: Concentrating Solar Power plants face challenges in achieving and sustaining high performance levels partially due to complexities in plant operations. This study addresses these challenges by developing a computationally efficient, high-fidelity parabolic...
Abstract: In this review, the transformative impact of integrating artificial intelligence (AI) and wireless communication technologies into the heliostat control systems of concentrated solar power (CSP) plants are explored. Heliostat control systems are categorized...
Abstract: Hybrid concentrating solar power (CSP) plants with thermal energy storage (TES) and biomass backup enhance solar energy reliability and efficiency. TES provides energy during low sunlight or high demand, while biomass provides continuous heat generation when...
Abstract Efficient utilization of full-spectrum solar photons is significant for improving the efficiency of solar energy conversion and thus alleviating energy shortage. In this work, a novel concentrated ordered conversion system based on a parabolic trough...
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 role...
Abstract This study investigates the dry reforming of methane (DRM) using solar energy to produce syngas at a pilot-scale level. A combined waste gas stream from a prominent South African petrochemical complex is considered as the system feed. A cryogenic distillation...
Abstract: Biomass gasification driven by solar energy is a potential route for the syngas production as well as storage of unsteady solar energy. However, the influences of the non-homogeneous effects caused by unidirectional concentrated solar radiation on the...
Abstract: Solar energy capture and storage using falling solid particles are being explored for cost-effective next generation concentrating solar power systems. A critical consideration in this technology is the abrasion wear caused by the sliding of the particles...
Abstract: A high-temperature stable solar absorber is crucial for next-generation (Gen3) concentrating solar power (CSP) plants, to enable high temperature operation, maximize power generation efficiency, and thereby reduce the levelized cost of energy. This study...
Abstract: Bauxite-based proppants, commonly used in the fracking industry, are also employed in solid particle receiver types of Concentrated Solar Thermal (CST) technologies. However, fracking has been banned in many countries due to its environmental impact, leading...
Abstract: Molten salt thermal energy storage (TES) tanks ensure steady power output of concentrating solar power (CSP) plants; however, recent tank failures have highlighted the need for further analysis. Current studies primarily focus on analyzing the molten salt...
Abstract Heliostat fields represent the primary energy input for concentrating solar-thermal power based on power tower technology. They typically account for 40 %–50 % of the implementation cost of a power tower plant. Therefore, it is essential to optimize the solar...
Abstract: Wind loads are a major driver of heliostat cost. Standardized methods and tools are needed for a more detailed understanding of the static and dynamic loads of a heliostat design. This will enable cost reduction of wind-dependent heliostats to avoid...
Abstract: Two-step thermochemical fuel production cycles powered using concentrating solar systems offer a route to convert solar energy to chemical fuels. In this work, we offer a critical assessment of the state of the art, a detailed technical analysis of this...
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