In this work, Na 2 S 2 O 3 ·5H 2 O-CH 3 COONa·3H 2 O eutectic hydrated PCM was chosen as energy storage-release medium, with high enthalpy, suppressive supercooling degree and suitable phase transition temperature [35].Then, the foamy Cu was in situ grown into CuS-Cu as dual functional carrier which had good heat transfer and
Read MoreA small-scale solar water heating study utilizing the photothermal conversion of the PCM composite is conducted, and the nocturnal water heating ability of the PCM composite is observed. Phase change materials designed from Tetra Pak waste and paraffin wax as unique thermal energy storage systems. J. Energy Storage,
Read MoreParticularly, photothermal energy storage systems that store excess solar energy generated during the day for nighttime utilization are widely adopted. Stearic acid (SA) has garnered significant attention as a recommended PCM due to its favorable properties [5], [6], such as cost-effectiveness, high thermal storage density, non-toxicity,
Read MoreEnergy storage during daylight and release at night for driving devices was an effective approach [47], [48]. In the process of photothermal catalysis, the solution was heated by light and accompanied by the storage of large amount of thermal energy owing to the large specific heat capacity of liquid water [49].
Read MoreThe 10 mg composite sample used in STA analysis cannot represent the heterogeneous structure of the whole composite. With a view of getting more insight into thermal storage capacity of composite samples, in the present work, we suggest a simple equation (Eq. 1) to calculate total energy storage density (ESD, J/g) of the composites.
Read MoreWood-based photothermal composite phase change materials regulate indoor temperature. The obtained CA-SA/Nano-SiO 2 @LEW CPCM has improved energy storage density, photothermal conversion ability, especially the melting point of the binary system, the binary eutectic mixture with stable and acceptable thermal
Read MoreAmbient heat, slightly above or at room temperature, is a ubiquitous and inexhaustible energy source that has typically been ignored due to difficulties in its utilization. Recent evidence suggests that a class of azobenzene (Azo) photoswitches featuring a reversible photoinduced crystal-to-liquid transition could co-harvest photon energy and ambient
Read MoreIn this work, we prepared advanced pristine MOF-based photothermal composite PCMs by simultaneously integrating photosensitizer guest and PCM guest
Read MoreThe PCM composites demonstrated stable photothermal energy storage performance in terms of phase transition enthalpy, photothermal storage efficiency, transition temperature, thermal
Read MoreMoreover, if it is modified, it proposes a more efficient way to save energy [48]. Photothermal conversion characteristics have been proposed as the fundamental mechanisms for enhanced storage solar energy. Recently, the research group of present paper has published some papers about the optical properties of nano-enhanced paraffin
Read More1. Introduction. Thermal Energy Storage (TES) has been seen as one of the potential technologies that can significantly enhance the performance of renewable energy systems as well as make renewable energy time-independent, especially solar energy [1], [2].This is because it stores the available thermal energy during sunshine
Read MoreWith the gradual depletion of non-renewable resources, the development of energy storage technology to enhance the efficiency of energy usage has become an important way to tackle the global energy challenge [1,2,3,4,5,6,7].Thermal energy storage technology is a vital component of energy storage technology, enabling efficient
Read MoreThis novel PU/MCS/MA composite PCMs with excellent properties of photothermal conversion and thermal energy storage are expected to realize the efficient and sustainable adsorption of high-viscosity crude oil, which provides a potential solution to deal with high-viscosity oil spill pollution under complex environmental conditions. 2.
Read MoreThe poor shape stability, low thermal storage density, and complex process confronted in fabricating high-performance phase change composites (PCCs) via the chemical cross-linking technology. Herein, PEG-based shape stability PCC (SSPCC) with high enthalpy and good shape stability was obtained using a facile one-pot method
Read MoreThis novel photothermal energy harvest and storage system tactfully coupled photochemistry and thermophysics by exploiting the reversible PCLT feature of
Read MorePristine 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.
Read MoreThis indicates that the phase-change composite system developed in this study has a superior solar photothermal conversion ability to implement the solar energy capture and photothermal storage. The cycle stability of the PI/PR aerogel/PEG composites in photothermal energy conversion was evaluated through a consecutive
Read MoreThe request for green circular economy stimulates the use of solar energy. Capture and storage-release of solar energy can be simultaneously achieved by integrating photothermal conversion particles into phase change materials (PCMs) to obtain dual functional composites. Herein, a simple, cheap strategy for preparing 3D macro
Read MoreGratifyingly, TES technologies provide a harmonious solution to this supply continuity challenges of sustainable energy storage systems. 1 Generally, TES technologies are categorized into latent heat storage Photothermal composite PCMs are economically feasible and operationally simple for sustainable energy storage.
Read MoreTo meet the requirement of multipurpose applications in infrared thermal camouflage and solar photothermal energy storage, we have developed a series of multifunctional composite films based on polyurethane (PU) as a flexible matrix and double-layered phase-change microcapsules as an additive. The double-layered microcapsules
Read MoreThe thermal conductivity of the samples was measured by a laser thermal conductivity meter (NETZSCH LFA467, Germany). The photothermal conversion/storage behavior of the composite phase change material was studied using a combination of a xenon light source (PLS-SXE300D/300DUV) and a full solar spectrum filter to simulate
Read MoreTo demonstrate the practical application of photothermal conversion and thermal energy storage, we designed a house model with a roof coated with paint containing PW/MoS 2 @Co/C-700 composite PCMs. The solar energy was effectively captured by the house model and the converted thermal was visually observed by the infrared thermal imager
Read MoreEvaluating energy and greenhouse gas emission footprints of thermal energy storage systems for concentrated solar power applications /nano-AlN composite for thermal storage. Sol Energy, 102 (2014 and zirconium carbide co-modified melamine sponge/paraffin wax composites as new form-stable phase change
Read MoreBased on this, a combined form of difunctional phase change composites (PCCs) integrated with phase change materials (PCMs) and photothermal conversion materials is put forward, which can simultaneously
Read MoreThe previous chapter systematically studied the composition and structure of composite PCM and their performance in simulated concrete pore solutions, confirming the feasibility of using the Ag@HCS-CNTs/PEG prepared in this work for energy storage concrete systems. However, energy storage concrete materials containing PCM is a
Read MoreIn this work, sunlight-induced phase change energy storage microcapsules were investigated based on poly (p-phenylenediamine) (PPPD) stabilized Pickering emulsion, where PPPD nanoparticles were first used as Pickering emulsion stabilizer as well as photothermal material in the preparation of PCM microcapsules.The formulation of
Read MoreIn this work, we developed a multifunctional composite film system based on polyurethane (PU) as a flexible matrix and double-layered phase-change microcapsules as an additive for infrared thermal camouflage and solar photothermal energy storage. To evaluate the photothermal energy-storage performance of the
Read More1. Introduction. Solar energy is a high-priority clean energy alternative to fossil fuels in the current energy landscape, and the acquisition, storage, and utilization of solar energy have long been the subject of research [[1], [2], [3], [4]].The development of new materials has facilitated the technique for utilizing solar energy [5], such as phase
Read MoreIn this work we prepared the PCM composite model system by using the Fe 3 O 4 @graphene NPs as The PCM composites demonstrated stable photothermal energy storage performance in terms of phase
Read MorePhotothermal materials can effectively absorb solar energy and convert it into heat energy [8], which has become a research hotspot. Phase change materials
Read MoreThe PCM-based photothermal conversion and storage system is composed of photothermal conversion unit and latent heat storage unit. In the composite system, solar energy is captured directly by PCMs and converted into thermal energy, and then the generated thermal energy is stored by PCMs in the form of latent heat through
Read MoreThis research opens prospects to investigate the effect of integrating CF/LA-MA/BN and CF/LA-MA/GR for enhancing performance of solar thermal systems such as
Read MoreTo capture thermal energy for effective use, convert solar energy to electrical or thermal energy, and store waste heat for a specific use, phase change material (PCM) may be used as a latent heat storage system. High-performance composite PCM has recently seen significant development as advanced energy storage materials.
Read MoreAs the photovoltaic (PV) industry continues to evolve, advancements in photothermal composite energy storage system have become instrumental in optimizing the utilization of renewable energy sources. From innovative battery technologies to smart energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.
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