Polypyrrole-coated expanded graphite-based phase change
The emerging integrated technology of photothermal conversion and thermal energy storage is a viable solution. The marriage of two-dimensional materials and phase change materials for energy storage, conversion and applications. EnergyChem (2022), Article 100071. View PDF View article View in Scopus Google Scholar
Photothermal energy storage system technology
Photothermal energy storage system technology. 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, Contact online >>
Phase-change microcapsule materials supported by sodium
In order to improve the utilization rate of solar energy, a new type of photo-thermal phase-change microcapsules PCM@SA@PDA was successfully prepared with n-docosane (C-22) as core material and sodium alginate (SA) and polydopamine (PDA) as composite wall material. Here, SA capsules were formed by cross-linking of metal ions to
Enhanced photo-thermal conversion in phase change materials
Photothermal phase change materials (PCM) are employed for the efficient conversion and storage of solar energy. In this work, a Cu-Zn bi-metallic metal-organic framework (MOF) was synthesized and combined with expanded graphite (EG), followed by high-temperature carbonization to prepare the supporting material for polyethylene glycol (PEG).
Bioinspired wood-based composite phase change materials for
Phase change materials (PCMs) are able to harvest excess heat from the ambient environment by means of latent heat, which is considered to be an effective strategy for convenient energy storage and sustainable utilisation [4].Among many PCMs, polyethylene glycol (PEG) has become a research hot spot owing to the advantages of high energy density, easy accessibility and
Polypyrrole‐boosted photothermal energy storage in
Infiltrating phase change materials (PCMs) into nanoporous metal–organic frameworks (MOFs) is accepted as a cutting-edge thermal energy storage concept. However, weak photon capture capability of pristine MOF
Azopyridine Polymers in Organic Phase Change Materials for High Energy
Furthermore, a stable two-phase hybrid system was innovatively constructed by combining the meta-azopyridine polymer with organic phase change materials leveraging hydrogen bonds and van der Waals interactions to collectively harness phase change energy and photothermal energy. The organic phase change material not only supplies additional
Photothermal Phase Change Energy Storage Materials: A
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials,
Nickel-Induced Dual Carbon Networks Encapsulating Phase Change
Bifunctional phase change materials (PCMs) with efficient energy storage and photothermal conversion capabilities have tremendous potential to be applied in advanced thermal management. However, classical organic PCMs with high latent heat are challenged by poor light harvesting, low thermal conductivity, and leakage risks. Here, we design a unique
Multifunctional polyacrylamide/hydrated salt/MXene phase change
Herein, phase change hydrogels containing hydrated salt (sodium sulfate decahydrate, SSD, Na 2 SO 4 ·10H 2 O), polyacrylamide (PAM) hydrogel and MXene nanosheets were synthesized via one-step photoinitiated polymerization. The SSD is a common hydrated salt with a moderate melting temperature of ∼35 °C and a high phase change enthalpy of ∼280
Carbon‐Based Composite Phase Change
Thermal energy storage (TES) techniques are classified into thermochemical energy storage, sensible heat storage, and latent heat storage (LHS). [ 1 - 3 ] Comparatively, LHS using phase
Polypyrrole‐boosted photothermal energy
1 INTRODUCTION. Renewable, abundant, and clean solar energy is expected to replace fossil fuels and alleviate the energy crisis. However, intermittentness and instability are
A Review on Microencapsulated Phase-Change Materials:
The leakage-prone disadvantage of pure phase change materials (PCMs) has hampered their practical application, and the encapsulation technology of PCMs has been favored for its ability to mitigate leakage. Combining large solar reserves with energy storage technology can increase the utilization of renewable energy and broaden the application of microencapsulated phase
Photothermal Phase Change Energy Storage Materials: A
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
Composite phase-change materials for photo-thermal conversion
Photo-thermal conversion phase-change composite energy storage materials (PTCPCESMs) are widely used in various industries because of their high thermal
High thermal conductive and photothermal phase change
Phase change materials (PCMs) are promising for thermal energy storage due to their high latent enthalpy and constant phase change temperature. However, organic PCMs suffer from leaking, low thermal conductivity, and flammability. Herein, high thermal conductivity, photothermal and flame-proof docos
Phase change materials microcapsules reinforced with graphene
Although phase change energy storage technology is an important technology to improve energy utilization efficiency and protect the environment, Li, Y, et al. Multifunctional phase change microcapsules based on graphene oxide pickering emulsion for photothermal energy conversion and superhydrophobicity. Int J Energy Res 2020;44:4464-74. DOI.
Advances in mineral-based composite phase change materials for energy
Composite phase change materials (CPCMs) optimize temperature regulation and energy use efficiency by PCM with matrix materials. This combination enables efficient thermal energy storage and release by leveraging the inherent structural stability, thermal conductivity, and light-absorption capacity of PCMs [5], [6], [7], [8].
Photothermal Phase Change Energy Storage Materials: A
Photothermal phase change energy storage materials (PTCPCESMs), as a special type of PCM, can store energy and respond to changes in illumination, enhancing the eficiency of energy
Full article: Silk Fabrics Modified with Photothermal Phase Change
Citation 22, Citation 23 The application of photothermal phase change capsules in the textile field is highly significant, providing new possibilities for the functional expansion of textiles. With the continuous advancement of photothermal phase change capsule preparation technology, its application in the textile field will become more extensive.
A Review on Microencapsulated Phase‐Change Materials:
The design of flexible phase change textiles with photothermal conversion/storage performance provides a new direction for their potential applications in advanced solar energy storage. Herein
Polyacrylamide phase-change gels based on doped MoS
The thermal energy storage capability of LTPCG is crucial for practical applications. The phase change heat storage performance of PEG-6000, PPCG, and LTPCG were measured using DSC tests. The obtained DSC-related data and curves are shown in Fig. 5 (a-e) and Table 1.
Recent advances and perspectives in solar photothermal
Using photothermal conversion materials to capture solar energy, energy conversion, and then through phase change materials to store solar energy can effectively
Polypyrrole‐boosted photothermal energy storage in
1 INTRODUCTION. Renewable, abundant, and clean solar energy is expected to replace fossil fuels and alleviate the energy crisis. However, intermittentness and instability are the deficiencies of solar energy due to its
Phase Change Energy Storage Material with
Compared with the thermal curing process, the photocuring process has advantages such as high efficiency and less energy consumption. However, the preparation of photocurable phase change materials (PCMs)
Polypyrroleâ boosted photothermal energy storage in MOFâ based phase
ciencies of solar energy due to its weather and space dependence.[1] 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 thermochemical stability, and small carbon footprint.[2–4
Highly flexible GO–polyurethane solid–solid phase
Solid–solid phase change materials (SSPCMs) are considered one of the most promising candidates for thermal energy storage due to their efficient heat storage and discharge capabilities. However, achieving both
Composite phase change materials with thermal-flexible and
Thermal energy storage (TES) is essential for solar thermal energy systems [7].Photothermal materials can effectively absorb solar energy and convert it into heat energy [8], which has become a research hotspot.Phase change materials (PCM) with high energy density and heat absorption and release efficiency [9], have been widely used in many fields as
Azopyridine Polymers in Organic Phase Change Materials for High Energy
Azo-compounds molecules and phase change materials offer potential applications for sustainable energy systems through the storage and controllable release photochemical and phase change energy. Developing novel and highly efficient Azo-based solar thermal fuels (STFs) for photothermal energy storag
Carbon nanotube graphene multilevel network based phase change
Carbon nanotube graphene multilevel network based phase change fibers and their energy storage properties†. Xiaoyu Yang ab, Jingna Zhao * b, Tanqian Liao c, Wenya Li c, Yongyi Zhang b, Chengyong Xu a, Xiaohua Zhang * d and Qingwen Li b a School of Science, Nanchang Institute of Technology, Nanchang 330099, China b Key Laboratory of
Photo-thermal conversion and energy storage
The problem of solar intermittency can be effectively addressed by solar-to-thermal energy storage using phase change materials (PCMs). Nevertheless, intricate
Azopyridine Polymers in Organic Phase Change Materials for High
Herein, three types of (ortho-, meta-, and para-) azopyridine polymers hinged with flexible alkyl chain are synthesized, in which meta-azopyridine polymer exhibits striking
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. Graphene is an
Elevating the Photothermal Conversion Efficiency of
To alleviate the predicament of resource shortage and environmental pollution, efficiently using abundant solar energy is a great challenge. Herein, we prepared unique photothermal conversion phase
Photothermal Phase Change Energy Storage Materials:
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 demonstrating marked
Sunlight-Triggered Phase Change Energy Storage
In order to maintain thermal comfort in the human body, photothermal conversion and energy storage microcapsules were designed, developed, and applied in a light-assisted thermoregulatory system. The octyl stearate as a phase change
Fabrication of hydrophobic photothermal phase change
Phase change energy storage technology presents a hopeful resolution to tackle the aforementioned concerns and enhance the overall utilization of energy [17, 18].Phase change materials (PCMs) have been widely used in building construction materials [[19], [20], [21]], electronics heat dissipation [22], food safety [23], thermal management [[24], [25], [26]], and
Flexibility, malleability, and high mechanical strength phase change
Heat energy is one of the most crucial energy sources for the development of human civilization [1].However, the difficult storage of vast amounts of thermal energy, such as that found in solar energy [2], geothermal energy [3], and industrial waste heat [4], significantly lowers the efficiency of energy utilization.Phase change materials (PCMs) can maintain a
[PDF] Photothermal Phase Change Energy Storage Materials: A
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials, utilizing
A review on microencapsulated phase change materials:
With serious energy consumption and people''s environmental awareness, energy storage technology has received widespread attention. The leakage‐prone disadvantage of pure phase change materials (PCMs) has hampered their practical application, and the encapsulation technology of PCMs has been favored for its ability to mitigate leakage. Combining large solar
6 FAQs about [Photothermal phase change energy storage technology]
What is photothermal phase change energy storage?
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.
What is solar energy photothermal conversion & storage?
For solar energy photothermal conversion and storage systems, materials not only have efficient photothermal conversion capabilities, but also provide a place for storage and energy exchange for phase change media, while avoiding problems such as leakage and poor thermal conductivity during the phase change process.
What is photo-thermal conversion phase-change composite energy storage?
Based on PCMs, photo-thermal conversion phase-change composite energy storage technology has advanced quickly in recent years and has been applied to solar collector systems, personal thermal management, battery thermal management, energy-efficient buildings and more.
How can photothermal conversion materials solve the solar energy imbalance?
Using photothermal conversion materials to capture solar energy, energy conversion, and then through phase change materials to store solar energy can effectively solve the imbalance between the use of solar energy in time and space supply and demand.
What are photo-thermal conversion materials & PCMs?
They consist of photo-thermal conversion material and PCMs, which can store or release a large amount of thermal energy during the solid-liquid phase-change process. These materials have great potential for applications in desalination, heating, construction, and solar energy storage systems.
How will PCMS affect solar photothermal conversion and energy storage materials?
Due to the introduction of PCMs, the light absorption capacity of composite solar photothermal conversion and energy storage materials will be reduced, and the development of composite phase change materials with a broad light absorption range and high photothermal conversion capacity is the focus at present.
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