Processing wood into a phase change material with high solar-thermal conversion efficiency by introducing stable polyethylene glycol-based energy ...
Li, Yanchen & Wang, Beibei & Zhang, Weiye & Zhao, Junqi & Fang, Xiaoyang & Sun, Jingmeng & Xia, Rongqi & Guo, Hongwu & Liu, Yi, 2022. "Processing wood into a phase change material with high solar-thermal conversion efficiency by introducing stable polyethylene glycol-based energy storage polymer," Energy, Elsevier, vol. 254(PA). ...
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Polymers | Free Full-Text | Form-Stable Phase Change Material …
However, the addition of graphene increased the melting and freezing enthalpies to 44.3 J g −1 and 42.5 J g −1, respectively, demonstrating that graphene …
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An ultrastrong wood-based phase change material for efficient photothermal conversion and thermal energy …
Phase change material is an energy storage substance that can store and release thermal energy via reversible crystalline transformation [8, 9]. The application of PCM provides a practical approach to handling the issue of intermittent solar energy supply, improving the efficiency of solar energy utilization [ 10 ].
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Preparation of phase change Heat storage wood with in-situ …
DOI: 10.1016/j.mtsust.2024.100890 Corpus ID: 270696631 Preparation of phase change Heat storage wood with in-situ generation of thermal conductive particles to improve photothermal conversion efficiency Wood is a great …
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pH-responsive wood-based phase change material for thermal …
So in this study, the pH-induced color-change wood based on phase change materials was fabricated by using PEG as thermal energy storage materials, …
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(PDF) Fabrication of thermal energy storage wood composite based on shape-stable phase change …
PDF | In this work, a novel phase change energy storage wood (PCESW) was fabricated by impregnating solid-solid phase change materials (SSPCM) into... | Find, read and cite all the research you ...
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Processing wood into a phase change material with high solar-thermal conversion efficiency by introducing stable polyethylene glycol-based energy ...
Processing wood into a phase change material with high solar-thermal conversion efficiency by introducing stable polyethylene glycol-based energy storage polymer Energy ( IF 7.147) Pub Date : 2022-05-10, DOI: 10.1016/j.energy.2022.124206
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Transparent Wood for Thermal Energy Storage and Reversible …
TW-TES can store thermal energy even for. Figure 1. Schematic representation of the two-step preparation of TW-TES applications. First, wood is deligni fied to remove absorbing lignin, and subsequently, the PEG/MMA blend is in filtrated and polymerized into the wood fibers and vessels. small temperature variations and …
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Novel phase change cold energy storage materials for …
Traditionally, water-ice phase change is commonly used for cold energy storage, which has the advantage of high energy storage density and low price [10]. However, owing to the low freezing point of water, the efficiency of the refrigeration cycle decreases significantly [ 11 ].
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Thermally induced flexible wood based on phase change …
In this work, thermally induced flexible wood based on phase change material was fabricated by impregnating delignified wood (DW) with graphene and a …
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Forests | Free Full-Text | Review on the Phase Change Materials …
Embedding phase change material, PCM, into the wood has been researched as one of the most effective alternatives of controlling the thermal loads of …
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Thermal properties and applications of form‐stable phase change materials for thermal energy storage …
Energy Storage is a new journal for innovative energy storage research, covering ranging storage methods and their integration with conventional & renewable systems. Abstract Phase change materials possess the merits of high latent heat and a small range of phase change temperature variation.
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Polymers | Free Full-Text | Form-Stable Phase …
Building shape-stable phase change materials (PCMs) are crucial for their practical applications. Particularly, it is vital to utilize renewable/recyclable biomass media as the support material of form …
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Phase change materials for thermal energy storage
3.1.1.1. Salt hydrates Salt hydrates with the general formula AB·nH 2 O, are inorganic salts containing water of crystallization. During phase transformation dehydration of the salt occurs, forming either a salt hydrate that contains fewer water molecules: ABn · n H 2 O → AB · m H 2 O + (n-m) H 2 O or the anhydrous form of the salt AB · n H 2 O → …
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Composite phase-change materials for photo-thermal conversion and energy storage…
PCMs are the key factors that determine the phase-change thermal storage performance of composite materials, and they should have high phase-change enthalpy and suitable phase-change temperature. The commonly used PCMs include organic waxes, inorganic salt hydrides, metals, etc.
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Sustainable polymer-based Phase Change Materials for energy efficiency …
PEG was selected for this purpose due to its eco-friendly character and for the appropriate thermal properties (suitable phase change temperatures and large phase change enthalpy). The performed rheological measurements confirmed the possibility to obtain PEG in liquid state by heating the polymer at a mild temperature (i.e., 60 °C).
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Processing wood into a phase change material with high solar …
In this work, a composite phase change material is prepared by introducing stable polyethylene glycol-based energy storage polymer (PGMA) into the porous …
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Energy saving phase change energy storage thermochromic …
Abstract. Phase change energy storage microcapsules (PCESM) improve energy utilization by controlling the temperature of the surrounding environment of the phase change material to store and release heat. In this paper, a phase change energy storage thermochromic liquid crystal display (PCES-TC-LCD) is designed and prepared …
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Polyethylene glycol infiltrated biomass-derived porous carbon phase change composites for efficient thermal energy storage …
With the sharp increase in modern energy consumption, phase change composites with the characteristics of rapid preparation are employed for thermal energy storage to meet the challenge of energy crisis. In this study, a NaCl-assisted carbonization process was used to construct porous Pleurotus eryngii carbon with ultra-low volume …
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A Novel Strategy for Building Plantation Wood-Based Phase Change Energy Storage …
Results show that the coordination of energy storage function and physical performances in plantation wood could be realized by the two-step heterogeneous recombination of PEG 800 and epoxy polymer. Wood processed energy storage function after …
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Fabrication of thermal energy storage wood composite based on shape-stable phase change …
In this work, a novel phase change energy storage wood (PCESW) was fabricated by impregnating solid-solid phase change materials (SSPCM) into delignified wood. The SSPCM was prepared by using polyethylene glycol (PEG) 1500 as the thermal energy storage ingredient, hexamethylene diisocyanate (HDI) as the cross-linking agent …
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Passive dimming phase change material inspired by polymer …
Abstract. As a new concept of smart materials, passive dimming phase change materials (PDPCMs) have potential in the field of energy-efficient buildings due to ultra-high energy utilization efficiency. Novel PDPCMs materials are reported by simulating the microstructure of high light transmittance polymer hydrogels.
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Transparent Wood for Thermal Energy Storage and Reversible …
Functional load-bearing materials based on phase-change materials (PCMs) are under rapid development for thermal energy storage (TES) applications. Mesoporous structures are ideal carriers for PCMs and guarantee shape stability during the thermal cycle. In this study, we introduce transparent wood (TW) as a TES system. A …
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Transparent wood with phase change heat storage as novel green energy storage composites for building energy conservation …
TW performs stronger than wood, harder than glass, and more energy efficient than plastic (Li et al. 2017a. A wide range of applications for TW are explored in the field of building system, such ...
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Thermally induced flexible wood based on phase change materials for thermal energy storage …
The applications of composite phase change materials were limited due to their poor energy utilization efficiency, low thermal conductivity and strong rigidity. In this work, thermally induced flexible wood based on phase change material was fabricated by impregnating delignified wood (DW) with graphene and a novel kind of hyperbranched …
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Property-enhanced paraffin-based composite phase change material for thermal energy storage…
Research on phase change material (PCM) for thermal energy storage is playing a significant role in energy management industry. However, some hurdles during the storage of energy have been perceived such as less thermal conductivity, leakage of PCM during phase transition, flammability, and insufficient mechanical properties. For …
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Structural characteristics and thermal performances of paraffin-based phase change materials for phase change …
As an inexpensive and easily available organic phase change material (PCM), paraffin has good energy storage effect and can realize efficient energy storage and utilization. In this work, paraffin section–lauric acid (PS–LA) and paraffin section–myristic acid (PS–MA) were prepared by melting blending paraffin section (48–50 °C) with fatty …
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An ultrastrong wood-based phase change material for efficient …
Enabling unidirectional thermal conduction of wood-supported phase change material for photo-to-thermal energy conversion and heat regulation
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Review on microencapsulated phase change materials (MEPCMs): Fabrication, characterization and applications …
The use of latent heat storage, microencapsulated phase change materials (MEPCMs), is one of the most efficient ways of storing thermal energy and it has received a growing attention in the past decade. However, there is no complete overview of its utilization in ...
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SEM images of wood particle board (a, d), BW (b, b) and LPB (c, …
Latent heat thermal energy storage (LHTES) systems can be used to combat the limited collection and long-term storage of renewable energy sources. The key component of an …
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