In this review, we summarized the strategies for UV-cured polymers, and which can be used in the field of phase change energy storage with particular emphasis on the following three aspects: (1 ...
A class of healable supramolecular phase change polymers (HOPs) were designed and prepared. • The HOPs can be driven by solar irradiation with high solar-thermal conversion efficiency (87.8 %). • The HOPs …
This review focuses on three key aspects of polymer uti lization in phase change energy storage: (1) Polymers as direct thermal storage materials, serving as …
As energy and environmental issues become more prominent, people must find sustainable, green development paths. Bio-based polymeric phase change energy storage materials provide solutions to cope with these problems. Therefore, in this paper, a fully degradable polyethylene glycol (PEG20000)/polylactic acid (PLA)/g-C3N4 …
An urgent need to resolve the unwanted climatic change and transition to renewable energy resources has driven significant development and research in …
Given its abundance and accessibility, solar energy is one of the most promising forms of renewable energy (Prabhu and ValanArasu, 2020;Nie et al., 2021). By 2050, according to the International ...
Thermal energy storage technique is becoming an indispensable approach for enhancing the efficiency of thermal energy conversion and utilization by …
Moreover, the HEO/TPU fiber has an elongation at break of 354.8% when the phase change enthalpy is as high as 177.8 J/g and the phase change enthalpy is still 174.5 J/g after fifty cycles. After ten tensile recovery cycles, the elastic recovery rate of HEO/TPU fiber was only 71.3%.
Comprehensive lists of most possible materials that may be used for latent heat storage are shown in Fig. 1(a–e), as reported by Abhat [4].Readers who are interested in such information are referred to the papers of Lorsch et al. [5], Lane et al. [6] and Humphries and Griggs [7] who have reported a large number of possible candidates for …
Phase change materials (PCMs) offer great potential for realizing zero-energy thermal management due to superior thermal storage and stable phase-change …
Fatih Demirbas M (2006) Thermal energy storage and phase change materials: an overview. Energy Sources Part B 1:85–95 Article Google Scholar Zhang Z, Fang X (2006) Study on paraffin/expanded graphite composite phase change thermal
Thermal management has become a crucial problem for high-power-density equipment and devices. Phase change materials (PCMs) have great prospects in thermal management applications because of their large capacity of heat storage and isothermal behavior during phase transition. However, low intrinsic thermal conductivity, ease of leakage, and lack of …
Titanium dioxide (TiO2) nanoparticle decorated [poly(4-methylstyrene-co-divinylbenzene)] microcapsules enclosing phase change material (PCM) were synthesized following a one-pot non-Pickering emulsion templated suspension polymerization. TiO2 nanoparticles were hydrophobized using a trace amount of tertradecyltrimethylammonium …
Poly(ethylene glycol) (PEG)-modified epoxy phase-change polymer with dual properties of thermal storage and vibration damping S. Sundararajan, A. Kumar, B. C. Chakraborty, A. B. Samui and P. S. …
Phase change materials (PCMs) can be classified as smart materials having its applications in varied fields like domestic and commercial refrigerators, solar absorption chillers, air conditioning, free and radiative cooling, solar air heaters, solar stills, solar absorption cooling, electric and electronic devices for cooling purposes and in tex...
1. Introduction. Phase change materials (PCMs) have attracted tremendous attention in the field of thermal energy storage owing to the large energy storage density when going through the isothermal phase transition process, and the functional PCMs have been deeply explored for the applications of solar/electro-thermal …
Thermal energy storage (TES) using phase change materials (PCM) have become promising solutions in addressing the energy fluctuation problem specifically in …
Dual-encapsulated multifunctional phase change composites based on biological porous carbon for efficient energy storage and conversion, thermal management, and …
Polymers 2022, 14, 620 2 of 37 emissions began to grow back in recent years, leading to a total increase equal to 5% from 2010 to 2019. Fossil fuel use has also grown, at an average rate of 0.7%/year, in the same period [2]. The reduction of greenhouse gas
The mechanical behavior of phase-change microcapsules (microPCMs) is of vital significance for practical applications in thermal energy storage. Hence, a new type of microPCMs based on an n-octadecane (C18) core and a melamine-urea-formaldehyde (MUF)/diatomite hybrid shell was developed through in situ polymerization. Based on …
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 material (PCM) was encapsulated using a polytrimethylolpropane triacrylate (PTMPTA)/polyaniline (PANI) …
In a thermal energy storage system that uses phase change materials (PCMs), a heat exchanger plays a critical role in the charging and discharging of the storage system. Its purpose is to transfer heat between a PCM and a heat transfer fluid, which is typically water or a specialized thermal oil, circulating through the system.
Polyethylene glycol (PEG) is a commonly used phase change material for thermal energy storage. It can store amounts of heat in the process of phase transition, whereas the solid-to-liquid transition requires it to be form-stabilized before application. In …
Form-stable composite phase change materials (C-PCMs) prepared by microencapsulation method and porous matrix adsorption method need for compression molding after preparation. In addition, as the molding intensity is relatively low and the mechanical property is poor, preparation of form-stable C-PCMs with good mechanical …
The chemical analysis of the prepared polymers was performed using FTIR as shown in Fig. 1 (a) and 13C solid state NMR given in Fig. 1 (b).For pure PEG, the characteristic absorption peaks appear at 3486 cm −1 for O H stretching vibrations, 2876 cm −1 for C H stretching, 1461 cm −1 for C C stretching and 1092 cm −1 for C O stretching.
The porous composites with phase change energy storage capacity also showed good shape memory performance with shape recovery rate of 100% even after multiple deformation, which was expected to expand the …
Phase change materials (PCMs) have drawn considerable attention in recent years due to their capability of storing and releasing thermal energy during phase transformation. However, traditional PCMs face challenges like limited thermal conductivity, leakage while phase transformation from solid to liquid, thermal degradation, and ...
Syntactic foams (SFs) combining an epoxy resin and hollow glass microspheres (HGM) feature a unique combination of low density, high mechanical properties, and low thermal conductivity which can be tuned according to specific applications. In this work, the versatility of epoxy/HGM SFs was further expanded by …
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 …
Herein, we have used a hollow fiber membrane as a support layer material to encapsulate paraffin in order to prepare a phase change energy storage material. The phase change energy storage materials with three different support layers were successfully prepared and various properties were systematically characterized. There …
Polymers 2022, 14, 4058 2 of 21 the accumulation of different forms of energy when available, to use at a later time when and where needed [4–6]. Among the several methods of energy storage, one of the most widely investigated is …
Closed-cell, phase change material-encapsulated monoliths from a reactive surfactant-stabilized high internal phase emulsion for thermal energy storage Acs Appl. Polymer Mater., 2 ( 7 ) ( 2020 ), pp. 2578 - 2585
The inorganic phase change material (PCM) is a promising energy storage material in the construction field because of their characteristics, such as high latent heat, low price and ...