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Experimental and Modeling of Tomato Slices Sorption Isotherms and Thin Layer Drying Kinetics for a Solar Drying Plant Design [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
In the present work, the sorption isotherms of tomato slices (TS) are obtained by the gravimetric method at different temperatures (50, 60, and 70 °C). After fitting the desorption curves, the Guggenheim-Anderson-de Boer (GAB) model is chosen as the most
Sana Jmai   +4 more
doaj   +1 more source

Black Hole Solutions as Topological Thermodynamic Defects. [PDF]

open access: yesPhysical Review Letters, 2022
In this Letter, employing the generalized off-shell free energy, we treat black hole solutions as defects in the thermodynamic parameter space. The results show that the positive and negative winding numbers corresponding to the defects indicate the ...
Shao-Wen Wei, Yu-Xiao Liu, R. Mann
semanticscholar   +1 more source

VISproPT: A high-precision instrument for 3D shape analysis of parabolic trough panels [version 1; peer review: 2 approved, 1 approved with reservations]

open access: yesOpen Research Europe, 2023
In Concentrating Solar Power plants, reflective panels are used to redirect solar radiation towards a receiver. Because the panel shape drives the radiation distribution around the focus where the receiver is placed, the 3D measurement is fundamental to ...
Marco Montecchi   +2 more
doaj   +1 more source

Thermodynamic Unification of Optimal Transport: Thermodynamic Uncertainty Relation, Minimum Dissipation, and Thermodynamic Speed Limits [PDF]

open access: yesPhysical Review X, 2022
Thermodynamics serves as a universal means for studying physical systems from an energy perspective. In recent years, with the establishment of the field of stochastic and quantum thermodynamics, the ideas of thermodynamics have been generalized to small
Tan Van Vu, Keiji Saito
semanticscholar   +1 more source

VISproPT: A high-precision instrument for 3D shape analysis of parabolic trough panels [version 2; peer review: 2 approved, 1 approved with reservations]

open access: yesOpen Research Europe, 2023
In Concentrating Solar Power plants, reflective panels are used to redirect solar radiation towards a receiver. Because the panel shape drives the radiation distribution around the focus where the receiver is placed, the 3D measurement is fundamental to ...
Marco Montecchi   +2 more
doaj   +1 more source

Numerical Investigation of the Vortex Breaker for A Dynamic Separator using Computational Fluid Dynamics [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
The separation efficiency and pressure drop of the dynamic separator of cement particles can be affected by many factors, like structural type, geometric parameters, and operating characteristics. In this paper, CFD modeling is applied to investigate the
R. Guizani, H. Mhiri, P. Bournot
doaj   +1 more source

The Direct Effect of Enriching the Gaseous Combustible with 23% Hydrogen in Condensing Boilers’ Operation

open access: yesEnergies, 2022
Following the international trend of using hydrogen as combustible in many industry branches, this paper investigates the impact of mixing methane gas with 23% hydrogen (G222) on condensing boilers’ operation.
Răzvan Calotă   +3 more
doaj   +1 more source

Experimental Study of the Thermophysical Properties of the Red Earth Composite Stabilized with Cement Containing Waste Glass Powder

open access: yesCrystals, 2022
The aim of this study was to measure the thermophysical properties (thermal conductivity, volumetric thermal capacity, thermal diffusivity, and thermal effusivity) of red earth stabilized with cement and substituted with waste glass powder.
Oumaima Nasry   +4 more
doaj   +1 more source

Thermal analysis on a novel natural convection flat plate collector with perforated tilted transparent insulation material parallel slats (TIM-PS) in Mediterranean climate

open access: yesEnergy Reports, 2023
The purpose of this research is the evaluation of heat transfer by natural convection in an innovative flat plate solar collector operating in natural convection mode.
Marwa Ammar   +4 more
doaj   +1 more source

Study on Energy Efficiency of an Off-Grid Vending Machine with Compact Heat Exchangers and Low GWP Refrigerant Powered by Solar Energy

open access: yesEnergies, 2022
The purpose of this research is to design an energy-efficient off-grid vending machine that has a refrigeration system powered by an environmentally friendly refrigerant.
Răzvan Calotă   +5 more
doaj   +1 more source

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