As illustrated in Fig. 1, the left surface of the porous wall of thickness L faces the coolant reservoir of temperature T c, ... A local thermal nonequilibrium analysis of silicon carbide ceramic foam as a solar volumetric receiver J. Sol. Energy Eng., 134 (2012)021006 ...
Download Citation | Build polyoxometalate "nano-wall" on 3D porous carbon paper: a solar steam generation system for water purification | As a prospective fresh water purification device ...
The designed porous photothermal sponge with the synergistic effect of MXene and polypyrrole can achieve evaporation rates of 1.47 and 2.27 kg m –2 h –1, …
In this paper, heat transfer and flow in the two types of composite solar wall with porous absorber has been studied. The ''unsteady'' numerical simulation is employed …
As the Ansys program includes all required sub-sections for a comprehensive CFD simulation, in the second stage of numerical simulation, generating a well-structured mesh configuration, was conducted in Mesh sub-program of Ansys Workbench. Fig. 5 represents mesh structure of SAC with PCM and finless absorber, …
With the improvement of people''s living standards, they have higher requirements for indoor thermal comfort in the cold season. Solar wall utilizing solar energy for heating can reduce carbon emissions and achieve carbon neutrality. In the aspect of solar wall research, the influence of wall structu …
The temperature of air channel 1 and air channel 2, the indoor temperature, and the heat storage of porous wall decrease with the increase of the surface emissivity of the porous wall. In order to improve the heat storage performance of double-channel porous solar wall, the outer surface of the porous wall should use a lower emissivity …
Fresh air can be produced during solar harvesting, while the porous wall made of composite sorbent absorbs thermal energy to heat air near the wall and thus create a chimney effect in the channel ...
DOI: 10.1016/J.IJHEATMASSTRANSFER.2013.03.003 Corpus ID: 54866717; Thermal performance analysis of porous media receiver with concentrated solar irradiation @article{Wang2013ThermalPA, title={Thermal performance analysis of porous media receiver with concentrated solar irradiation}, author={Fuqiang Wang and Yong …
In this paper, heat transfer and air flow in a composite-wall solar-collector system with a porous absorber has been studied. The [`]unsteady'' numerical simulation is conducted to analyze the ...
A composite-wall solar-collector system with a porous absorber is shown in Fig. 1. The composite wall, located on the south side of a heated room, consists of a glass cover, a massive thermal storage wall and a convective porous-layer that is located between the glass cover and the massive thermal storage wall. The porous layer is …
A wealth of large-sized pits (5 μm) on the wall of the conduits equip rattan with connectivity between the channels ... Nature-inspired salt resistant bimodal porous solar evaporator for efficient and stable water desalination. Energy Environ. Sci., 12 (2019), pp. 1558-1567. Crossref View in Scopus Google Scholar.
Electrochemical anodization is already a well-established process, owing to its multiple benefits for creating high-grade titanium dioxide nanotubes with suitable characteristics and tunable shapes. Nevertheless, more research is necessary to fully comprehend the basic phenomena at the anode-electrolyte interface during anodization. …
1. Introduction. Solar thermochemical reactions are one of the primary ways for large-scale utilization of solar energy, and mainly include solar hydrogen, solar chemical heat pump, solar thermal reduction of metal oxides, etc. [1], [2] the solar thermochemical process, the reactions are always combined with focused solar radiation, …
Heat Transfer in Porous Media: A Mini Review
However, in terms of Trombe wall with porous heat-storage wall, the previous study mainly focused on the particle size, porosity, thermal conductivity of porous layer, and porous absorber position ...
Some of the work at Detroit Diesel Allison (DDA) that has been aimed at the synthesis, characterization, and evaluation of a promising porous wall combustor-cooling concept featuring electrochemically etched, multilayer, diffusion-bonded sheet structures (Lamilloy) is briefly reviewed. The specific considerations of cooling effectiveness, design flexibility, …
Double-channel porous solar wall utilizes cost-free solar radiation from the sun for heat-ing. A simplied room model is shown in Fig. 1. e size of the room is 3000 mm ×3000 mm× 3000 mm. e double-channel porous solar wall is located on the south side of the room. A transparent glass cover is installed
Double-channel porous solar wall utilizes cost-free solar radiation from the sun for heat-ing. A simplied room model is shown in Fig. 1. e size of the room is 3000 mm ×3000 mm× 3000 mm. e double-channel porous solar wall is located on the south side of the ...
A composite-wall solar-collector system with a porous absorber is shown in Fig. 1. The composite wall, located on the south side of a heated room, consists of a glass cover, a massive thermal storage wall and a …
Fig. 1 presents a novel solar bionic leaf vein volumetric reactor. The upper optical window of the reactor receives the high-density non-uniform solar irradiation from the disc-shaped concentrating system. The internal leaf vein area is …
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