... inside a solar reactor. To overcome this challenge, the temperature of a solar reactor can be regulated by controlling the incoming solar radiation or the feedstock flowrate inside the reactor. In this work, a combined proportional integral derivative (PID) controller is implemented to regulate...

... 06 08 2022 09 08 2022 26 09 2022 solar fuels heat recovery thermochemical cycle heat transfer solar solar reactor water splitting Solar fuels offer a promising route for deep-decarbonization of the energy sector. They can be used for long-distance transportation...

... of N 2 feeding strategy. The novel N 2 feeding strategy presented in this study outperforms the state-of-the-art strategies and results in an unprecedented thermal efficiency. Many solar reactor concepts have been proposed for metal-oxide redox cycles including integrated receiver reactors...

... uilding E nergy C onservation . 04 10 2021 02 03 2022 02 03 2022 28 03 2022 decontamination solar photocatalysis titanium dioxide wastewater collector parabolic trough solar reactor Departamento Administrativo de Ciencia, Tecnología e Innovación 10.13039...

... from a solar thermal field. The temperature stability of a solar reactor is directly influenced by the solar flux intercepted. This paper presents a low-order physical model to simulate the dynamic response of temperature inside a tubular plug-flow reactor prototype. Solid granular particles are fed...

... simulation solar reactor ceria redox cycle non-uniform porous media Solar thermochemical redox cycles can produce hydrogen and carbon monoxide from water and CO 2 , utilizing metal oxides that are repeatedly reduced and oxidized. The reduction step is a high-temperature endothermic reaction where...

... nergy C onservation . 27 01 2020 03 08 2020 03 08 2020 06 10 2020 concentrating solar solar receiver/reactor directly irradiated radiation CFD ray tracing ansys fluent heat transfer simulation solar solar reactor solar receiver Detailed computational...

... energy heat transfer mass transfer solar reactor As one of the most importantly clean and renewable energy resources, solar energy has drawn extensive research interest all over the world due to its abundance and wide distribution [ 1 , 2 ]. Solar thermochemical fuel production via H 2 O/CO 2...

... into the development of thermal efficient solar cavity receivers. Hence, findings of this study will serve as a starting point for the future solar reactor design. For example, it was found that reversing flow direction has an adverse effect on the temperature uniformity inside the receiver. Similarly, increasing...

...Bo Wang; Lifeng Li; Johannes J. Pottas; Roman Bader; Peter B. Kreider; Vincent M. Wheeler; Wojciech Lipiński A transient heat transfer model is developed to study the thermal performance of a high-temperature solar thermochemical reactor for metal oxide reduction. The solar reactor consists...

... Simulation Solar Solar reactor Testing Solar simulators are used in the research and development of new solar energy technologies, as well as in the study of novel materials for service in harsh environments [ 1 ]. Rather than building full-scale prototypes for on-sun testing, solar simulators...

...Anoop Verma; N. Tejo Prakash; Amrit Pal Toor; Palak Bansal; Vikas Kumar Sangal; Ajay Kumar This research demonstrates scale-up studies with the development of concentrating and nonconcentrating solar reactors employing suspended and supported TiO 2 for the degradation of herbicide isoproturon (IPU...

... of a novel iris mechanism for temperature control in high temperature solar thermal receivers and solar reactors. Such methodology can be used as a guideline for iris mechanisms implemented in other applications as well as in design of different apparatuses exposed to high temperature. Optical simulations...

... Solar Reactor ,” Chem. Eng. J. , 146 ( 2 ), pp. 244 – 248 . 10.1016/j.cej.2008.06.005 [11] Nikulshina , V. , and Steinfeld , A. , 2009 , “ CO2 Capture From Air Via CaO-Carbonation Using a Solar-Driven Fluidized Bed Reactor—Effect of Temperature and Water Vapor Concentration ,” Chem...

...W. Villasmil; T. Cooper; E. Koepf; A. Meier; A. Steinfeld This work reports a numerical investigation of the transient operation of a 100-kW th solar reactor for performing the high-temperature step of the Zn/ZnO thermochemical cycle. This two-step redox cycle comprises (1) the endothermal...

... Investigation of the Solar Carbothermic Reduction of ZnO Using a Two-Cavity Solar Reactor ,” ASME J. Sol. Energy Eng. , 126 ( 1 ), pp. 633 – 637 . 10.1115/1.1639001 [4] Wieckert , C. , Frommherz , U. , Kräupl , S. , Guillot , E. , Olalde , G. , Epstein , M. , Santén , S...

... Reactions in a High-Temperature Solar Reactor ,” Energy Environ. Sci. , 5 ( 3 ), pp. 6098 – 6103 . 10.1039/C1EE02620H [7] Furler , P. , Scheffe , J. , Marxer , D. , Gorbar , M. , Bonk , A. , Vogt , U. , and Steinfeld , A. , 2014 , “ Thermochemical CO2 Splitting Via...

... and that the Mohr–Coulomb static factor of safety is above two everywhere in the tubes, indicating that thermo-mechanical stresses in the tubes remain acceptably low. Chemistry Fuel Heat transfer Solar reactor Solar thermochemical redox cycling of metal oxides utilizes the reducing power...

... by treating an inverse-problem consisting in finding the equivalent rms-slope of mirrors that best match the flux map measurements. Absorber Collector Heat transfer Measurement Optics Parabolic trough Radiation Simulation Solar Solar dish Solar reactor Solar receiver Solar tower...

... conservation equation is given by (3) ρ c p ∂ T ∂ t = ∇ ( k eff ∇ T ) + q " ' chem Fig. 1 Schematic of the 10-kW th solar chemical reactor configuration The design of the solar reactor for a solar radiative power input of 10 kW th has been...