However, PEG is considered an excellent phase change energy storage material due to its stable melting behavior, high latent heat of fusion, safety, and non-corrosiveness. However, as a common solid-liquid PCM, PEG requires storage in hermetically sealed containers to prevent leakage during the melting process.
High-performance composite phase change materials (PCMs), as advanced energy storage materials, have been significantly developed in recent years owing to the progress in multifunctional 3D structural …
Paraffin/diatomite composite phase change material incorporated cement-based composite for thermal energy storage Appl. Energy ( 2013 ), 10.1016/j.apenergy.2013.01.005 Google Scholar
Phase change materials (PCM) with high energy density and heat absorption and release efficiency [9], have been widely used in many fields as improving building heat storage capacity [10], reducing building energy consumption [11], bio-bionics [12], and fire13].
1. Introduction. Recently, high-temperature phase change materials (PCMs) containing inorganic salts have been attracting considerable interest. They are very promising thermal energy storage materials for applications in concentrated solar thermal (CST) power plants and other processes requiring high temperature heat [1, 2].The …
Ag-graphene/PEG composite phase change materials for enhancing solar-thermal energy conversion and storage capacity Appl. Energy, 237 ( 2019 ), pp. 83 - 90 View PDF View article Google Scholar
Novel composite phase change materials supported by oriented carbon fibers are proposed • High vertical thermal conductivity of 5.84 W·K −1 ·m −1 and low horizontal thermal conductivity of 1.34 W·K −1 ·m −1 are obtained High solar-to-thermal efficiencies of 87.54 ...
Phase change materials (PCMs) can store/release heat from/to the external environment through their own phase change, which can reduce the imbalance between energy supply and demand and improve the effective utilization of energy. Biomass materials are abundant in reserves, from a wide range of sources, and most of …
Phase change materials (PCMs) have been extensively characterized as promising energy materials for thermal energy storage and thermal management to …
Form-stable LiNO 3 –NaNO 3 –KNO 3 –Ca (NO 3) 2 /calcium silicate composite phase change material (PCM) for mid-low temperature thermal energy storage Energy Convers Manage, 106 ( 2015 ), pp. 165 - 172
The Pal/PEG(40 wt%) composite was defined as F-SCPCM and characterized using SEM/EDS, FT-IR, XRD, DSC, and TGA techniques. The DSC results revealed that the F-SCPCM has a melting temperature of 32.5°C and latent heat capacity of 64.3 J/g for thermal energy storage (TES) applications.
Phase change materials (PCMs) provide passive storage of thermal energy in buildings to flatten heating and cooling load profiles and minimize peak energy demands. They are commonly microencapsulated in a protective shell to enhance thermal transfer due to their much larger surface-area-to-volume ratio.
PDF | On Aug 28, 2020, Yongcun Zhou and others published Recent Advances in Organic/Composite Phase Change Materials for Energy Storage | Find, read and cite all the
A series of form-stable polyethylene glycol/activated carbon (AC) composites were prepared via a vacuum-assisted infiltration method, where …
At present, low heat storage capacity of organic phase change materials (PCMs) becomes a common problem, and the addition of matrix can contribute to its application in practical engineering. Mixing the porous expanded graphite (EG) with Co 3 O 4 via carbonation of ZIF-67 uniformly, the composite materials PVP@Co 3 O 4 /EG …
Phase change materials (PCMs) can alleviate concerns over energy to some extent by reversibly storing a tremendous amount of renewable and sustainable …
Phase change material infiltrated 3D porous carbon interconnected composites for thermal energy storage March 2022 Energy Sources, Part A: Recovery, Utilization and Environmental Effects 44(1 ...
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 ].
Phase change materials (PCMs) have recently found a wide range of new application opportunities. One of their main constraints is their integration in complex geometries. Present work has prepared shapeable polymer composites with PCM capsules for thermal energy storage (TES) systems – ones that especially need specific …
Wood-based composite phase change materials (PCMs) have considerable development potential in shape-stable thermal energy storage. However, Wood-based composite PCMs possess inflammability due to wood-based supporting materials and organic PCM, which limits its practical application.
1. Introduction. Nowadays, the energy dissipation and the environmental pollution are two critical problems of the sustainable society, and how to utilize energy more efficient and cleaner has been paid largely attention (He et al., 2018; Yao et al., 2019; Zhu et al., 2018).One of the solutions is the thermal energy storage (TES) technology, which …
Paraffin wax (PW) is an energy storage phase change material (PCM) with high energy storage capacity and low cost. However, the feasibility of its application in solar thermal storage has been limited by leakiness during solid-liquid phase conversion, low thermal conductivity, single heat capture mode and low energy conversion rate.
The synthesized hydrophobic composite phase change materials offer improved moisture resistance, enhancing its longevity and performance in energy storage applications. So far, from several aspects of microstructure, morphology, compatibility, macroscopic shape stability and hydrophobicity, the prepared CCPCMs satisfy the basic …
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 …
Herein, we systematically summarize the optimization strategies and mechanisms of recently reported composite PCMs for thermal energy storage, thermal transfer, energy …
In this paper, NaCl–CuO based composite phase change material (CPCM) was proposed based on the composite material design strategy, and the microstructure model was designed. The microscale solid–liquid interface behavior during phase transition was investigated by observing the dynamic evolution of microstructure at …
Carbon fiber is a fibrous carbon material with carbon content of more than 90%. It has the characteristics of high temperature resistance, corrosion resistance, low density (less than 2.26 g/cm 3), low thermal expansion coefficient and high thermal conductivity (some more than 1000 W/(m k)), and can be compatible with most organic …
Phase change materials (PCMs) have shown promising applications for thermal energy storage and management. With the purposes of solving the critical leakage problem and improving the thermal conductive property of paraffin PCM, composite PCMs as-supported by carbon fiber bundles were fabricated by a simple vacuum impregnation.
This review provides a systematic overview of various carbon‐based composite PCMs for thermal energy storage, transfer, conversion (solar‐to‐thermal, electro‐to‐thermal and magnetic‐to ...