Photothermal phase change energy storage materials (PTCPCESMs), as a special type of PCM, can store energy and respond to changes in illumination, enhancing the efficiency of energy systems and
All forms of energy follow the law of conservation of energy, by which they can be neither created nor destroyed. Light-to-heat conversion as a traditional yet constantly evolving
Emerging phase change material (PCM)-based photothermal conversion and storage technology is an effective and promising solution due to large thermal energy storage density, high conversion efficiency, good
Thermoelectric energy storage is mainly in the form of TECs [53], As a green and sustainable clean energy, the rational use of photothermal energy can alleviate energy
School of Physics and Materials Science, Nanchang University, Nanchang 330031, China. 由于相变材料(PCM)具有出色的调节热能存储和释放的能力,因此被重新发
Sanhua Intelligent [002050] is a subsidiary of Sanhua Holding Group and was listed on the Shenzhen Stock Exchange since June 2005. It operates multiple business units and among them, Sanhua Commercial is a subsidiary
Dreos et al. have proposed a hybrid solar energy system, where a molecular solar thermal (MOST) energy storage system was integrated with a solar water heating system (SWH). As
All forms of energy follow the law of conservation of energy, by which they can be neither created nor destroyed. Light-to-heat conversion as a traditional yet constantly evolving means of converting light into thermal
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials, utilizing various photothermal conversion carriers, can passively store energy and respond to changes in light exposure, thereby enhancing the efficiency of energy systems.
Among various technologies of solar energy utilization, solar-thermal energy storage (STES) technologies are widely studied to counter the mismatch between supply and energy demand as solar energy is intermittent and weather-dependent 5, 6, 7.
Therefore, a novel controllable strategy was proposed in this study to fabricate dual-functional photothermal storage three-dimensional (3D) phase change blocks (PCBs) with higher thermal conductivity (27.98 W/m·K) and spectral absorption (98.03 %) compared to those of most previously reported PCM-based devices.
Despite their remarkable efficiency in harnessing solar energy and converting it chemically, these technologies have environmental disadvantages. One factor to assess is the energy consumption while preparing materials for photothermal catalysis. For instance, creating and activating photothermal catalysts requires significant energy.
The calculated energy densities of the dimer and trimer systems of up to 927 kJ kg −1 (257 Wh kg −1) and measured densities up to 559 kJ kg −1 (155 Wh kg −1) greatly exceed the original targets of 300 kJ kg -1 15 highlighting the potential of applying molecular photoswitches in future solar thermal energy storage technologies.
The PCM-based photothermal conversion and storage system is composed of photothermal conversion unit (PPy), latent heat storage unit (ODA), and supporting framework (MOF). High content (6%) of PPy is more conducive to the improvement of these thermophysical properties of ODA@MOF/PPy composite PCMs.
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