photothermal bioenergy storage
Weavable coaxial phase change fibers concentrating thermal …
In this work, smart thermoregulatory textiles with thermal energy storage, photothermal conversion and thermal responsiveness were woven for energy saving and personal thermal management. Sheath-core PU@OD phase change fibers were prepared by coaxial wet spinning, different extruded rate of core layer OD and sheath layer PU …
Ternary mixture thermochromic microcapsules for visible light ...
Due to the excellent photothermal conversion characteristics of PPy, phase change microcapsules containing only 1.91 wt% PPy exhibit high phase change enthalpy and efficient photothermal storage efficiency. Li [16] prepared phase change microcapsules with PDA coating by using surface deposition method. Compared with …
Photothermal materials with energy-storage properties provide …
All-weather, high-efficiency solar photothermal anti-icing/deicing systems are of great importance for solving the problem of ice accumulation on outdoor equipment surfaces. In this study, a photothermal phase change material with a micro-porous structure (MP@PPCM) is prepared via salt-template and melt-blending methods.
Design and application of polyurethane-polydopamine/Ag double-shell microcapsules for enhanced photothermal conversion and incremental energy storage
The photothermal properties and energy storage of microcapsules and coated fabrics were studied by an infrared thermal imager (FOTRIC 220S). The outdoor photothermal properties and energy storage of the coated fabric were studied by the FLIR E8 thermal camera and Xiaomi 13 mobile phone shooting.
Reduced graphene oxide and zirconium carbide co ...
In this work, we design a solar collection system (Fig. 1) which will solve the problem of uneven solar radiation and instability, and it will have a high photothermal conversion rate and energy storage density nsidering the advantages of nanofluids (volumetric absorption systems) and PCMs (high latent storage density), we develop …
Large-Scale Fabrication of Form-Stable Phase Change Nanotube Composite for Photothermal/Electrothermal Energy Conversion and Storage …
Phase Change Energy Storage Material with Photocuring, Photothermal Conversion, and Self-Cleaning Performance via a Two-Layer Structure. ACS Applied Materials & Interfaces 2022, 14 (51), 57299-57310.
Intrinsically lighting absorptive PANI/MXene aerogel
Hence, PM24 exhibits a huge potential in terms of heat storage and photothermal conversion for long-term use. Introduction. With the advent of the electronic and industrialized age, the demand for energy has notably increased. Nowadays, most energy services that facilitate life are conversed and utilized from non-renewable …
Enhancing solar photothermal conversion and energy storage …
Modifying the shell of the microcapsules with sunlight absorber nanoparticles has been studied to obtain dual-function: photothermal conversion and heat storage. Wang et al. [10] produced the microcapsules consisting of capric acid core and melamine-urea–formaldehyde shell and modified the shell with silicon carbide …
Design and application of polyurethane-polydopamine/Ag
The photothermal properties and energy storage of microcapsules and coated fabrics were studied by an infrared thermal imager (FOTRIC 220S). The outdoor photothermal properties and energy storage of the coated fabric were studied by the FLIR E8 thermal camera and Xiaomi 13 mobile phone shooting. 3. Results and discussion3.1.
Synergistic enhancement of photothermal energy storage …
Currently, a major challenge facing phase change materials for solar energy storage is their high cost, particularly due to the expense of the photothermal conversion particles. Therefore, there is an urgent need to find a method to reduce the usage of photothermal conversion particles without compromising their photothermal conversion and ...
Weavable coaxial phase change fibers concentrating thermal energy storage, photothermal …
In this work, smart thermoregulatory textiles with thermal energy storage, photothermal conversion and thermal responsiveness were woven for energy saving and personal thermal management. Sheath-core PU@OD phase change fibers were prepared by coaxial wet spinning, different extruded rate of core layer OD and sheath layer PU …
A novel flexible and fluoride-free superhydrophobic thermal energy ...
Herein, we develop a novel approach to prepare flexible superhydrophobic thermal energy storage (FSTES) coating for photothermal conversion by spraying mesoporous C@SiO 2 nanotubes (NTs), polydimethylsiloxane (PDMS), and industrial paraffin wax (IPW) on cloth. The resulting coating has good flexibility which can …
High-directional thermally conductive stearic acid/expanded …
Novel stearic acid/expanded graphite-graphene films PCMs for photothermal storage. • Enhanced thermal conductivity up to 27.1 W/(m·K) using only 12.6 wt% filler. • Ultra-high thermal conductivity of 105.6 W/(m·K) was attained with only 26.4 wt% filler. • High thermal conductivity PCM significantly enhances photothermal storage …
Polypyrroleâ boosted photothermal energy storage in MOFâ …
Impor-tantly, the photothermal conversion and storage efficiency of ODA@MOF/ PPy ‐6% is up to 88.3%. Additionally, our developed MOF‐based photothermal composite PCMs also exhibit long‐standing antileakage stability, energy storage stability, and photothermal conversion stability. The proposed coating strategy and in‐depth understanding ...
Metal-polyphenol based phase change microcapsules for photothermal …
The photothermal conversion and storage efficiency ηp of MPN@PA with shell core feeding ratio of 1.0:1.5, 1.0:1.2 and 1.0:1.0 are as high as 71.47%, 72.45% and 73.31%, respectively. It can be seen that the photothermal conversion ability of MPN@PA increases with the increase of MPN content. This occurs because although the increase …
Engineering 2D MXene and LDH into 3D Hollow Framework for …
Benefiting from a 3D conductive network facilitating the rapid transport of photons and phonons from the interface to the interior and the synergistic localized surface plasmon resonance (LSPR) effect of MXene and Co magnetic nanoparticles, the C-LDH@MXene-PW composite PCM yielded a high photothermal storage efficiency of …
Emerging urchin-like core-shell mineral microspheres with efficient ...
The thermophysical properties of photon capture and thermal storage materials affect photothermal conversion efficiency [11], [12], [13]. Research indicates that the combination of PCMs with nanoparticles [14], [15], carbon fiber [16], porous substrates [17], metal [18], [19], and graphite [20], [21], is an effective strategy to improve ...
Photothermal storage and controllable release of a phase …
In this paper, a new photoliquefied azobenzene molecule (PAzo) was synthesized and compounded with aluminum nitride aerogel (AlNA) to prepare a phase-change azobenzene/aluminum nitride aerogel composite (PAzo/AlNA) with photothermal storage (Fig. 1).The interlayer porous structures of the aerogel ensure …
Fe3O4/carbon-decorated graphene boosts photothermal …
Pristine organic phase change materials (PCMs) are difficult to complete photothermal conversion and storage. To upgrade their photothermal conversion and storage capacity, we developed Fe-MOF (metal-organic framework) derived Fe 3 O 4 /C-decorated graphene (GP) based composite PCMs toward solar energy harvesting. …
A novel bio-based composite phase change material with excellent photo-thermal conversion capability for solar energy harvesting and energy storage
Organic solid-liquid PCMs have received widespread attention due to their advantages of high energy storage density, excellent chemical stability, no phase separation, and low price [13, 14]. However, they also exist some deficiencies, such as unstable shape after melting, very easy to leak [ 15, 16 ], and poor photo-thermal …
MXene-wrapped bio-based pomelo peel foam/polyethylene glycol …
As described in our previous report [34], [35], [36], lithium fluoride-hydrochloric acid solution was used to etch the Al atom layers from the MAX phase (Ti 3 AlC 2) powder to produce the fluffy MXene (Ti 3 C 2) powder g. 1 (a) and (b) show the micromorphology of Ti 3 AlC 2 MAX phase powder and multilayered Ti 3 C 2 MXene …
A study on novel dual-functional photothermal material for high ...
The calculations result revealed a photothermal storage efficiency of 97.89 % (the experiment is 94.7 %, due to the ideal adiabatic boundary conditions used in the calculations) when the PCB-20 size was 20 mm × 20 mm × 5 mm. Furthermore, As the thickness increased to 50 mm, the photothermal efficiency decreased to 94.76 %.
A Review on Photothermal Conversion of Solar Energy with …
[18, 27, 33] Among these processes, photothermal conversion is a straightforward way to harvest solar energy for solar storage and conversion, which allows it to derive a series of applications, such as water evaporation and purification, desalination, electric power generation, bacteria-killing, catalysis, sensors, and so on. The …
Composite phase change materials with thermal-flexible and …
Hu et al. [37] prepared photothermal phase change microcapsules(PPy-coated microPCMs) with good dispersion and uniformity by in-situ polymerization of PPy on the surface of microphase change materials, showing high enthalpy of melting (231.6 J/g) and high photothermal storage efficiency (up to 94.02 %), the photothermal phase …
Flexible phase-change composite films for infrared ...
1. Introduction. Solid-liquid phase-change materials (PCMs) are a type of latent heat-storage material. They can absorb and store a large quantity of thermal energy from different heat sources, such as solar and waste heat, and release it in a small range of temperature fluctuation through reversible solid-liquid phase transitions [1, 2] ch a …
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