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A novel silica (SiO2)/n-tetradecane microencapsulated phase change material (MEPCM) was synthesized by in situ interfacial polycondensation. The influences of the amount of the composite emulsifier and the mass ratio of n-tetradecane and tetraethyl silicate on the MEPCM performance were systematically investigated. The morphology,
A typical procedure of the fabrication of UF/PMMA hybrid shell microcapsules was carried out as follow: 2.66 g of urea, 0.67 g of melamine and 7.22 g of 37 wt% formaldehyde solution were used for the reaction of UF precondensate.At the same time, 30 g of n-tetradecane, 4 g of MMA, 0.08 g of AIBN, 0.68 g of SDBS, 0.68 g of
Microcapsules containing phase change material (PCM) keep products at a reasonable storage temperature in the case of undesired temperature rises or drops. This study uses polymethylmethacrylate (PMMA) microcapsules containing n-tridecane (C13) and n-tetradecane (C14), with cooling properties to prevent temperature fluctuations.
As a clean renewable energy storage materials, the research of microencapsulated n-tetradecane phase change materials has important significance to energy conservation, emissions reduction, and sus
Despite the relatively low energy storage capacity, the investigation has demonstrated the positive effect of the nucleating agent on the development of the MCM for both heating and cooling applications in buildings. Tetradecane and hexadecane binary mixtures as phase change materials (PCMs) for cool storage in district cooling systems
A novel silica (SiO 2 )/ n -tetradecane microencapsulated phase change material (MEPCM) was synthesized by in situ interfacial polycondensation. The influences of the amount of
N-Tetradecane (C 14 H 30), which melts at 5.77 C with a latent heat storage capacity of 217.55 kJ/kg (experimental data of sample no. 0 in Table 1), is a
The n-tetradecane microcapsules LHFF contains phase change materials so its transport energy capacity per unit mass is higher than that of frozen water in ice storage systems, which can reduce the flow of secondary refrigerant in air
by seeded emulsion polymerisation and its thermal energy storage characteristics, Journal of Microencapsulation, DOI: 10.1080/02652048.2023.2175923 To link to this article: https://doi.or g/10.
Microcapsules for thermal energy storage and heat-transfer enhancement have attracted great attention. Microencapsulation of n-tetradecane with different shell materials was carried out by phase
A novel silica (SiO2)/n-tetradecane microencapsulated phase change material (MEPCM) was synthesized by in situ interfacial polycondensation. The influences of the amount of the composite emulsifier and the mass ratio of n-tetradecane and tetraethyl silicate on the MEPCM performance were systematically investigated. The morphology, chemical
Preparation of n-tetradecane-containing microcapsules with different shell materials by phase separation method. Sol. Energy Mater. Sol. microcapsules containing phase change material n-dodecanol for thermal energy storage. J. Mater. Chem. A., 3 (2015), pp. 11624-11630, 10.1039/c5ta01852h. View in Scopus Google Scholar
Microencapsulation of n-tetradecane with poly (methyl methacrylate-co-methacrylic acid) shell by seeded emulsion polymerisation and its thermal energy storage characteristics, Journal of
Thermal energy storage can shift electric load for building space conditioning 1,2,3,4, extend the capacity of solar-thermal power plants 5,6, enable pumped-heat grid electrical storage 7,8,9,10
Because of its excellent thermal performance and thermal stability, silica/n-tetradecane MEPCM displays a good potential for cold energy storage. Discover the world''s research 25+ million members
Specifically, n-tetradecane and paraffin with a narrow melting range and large latent heat were selected as PCMs, making their NPCMEs show great potential as energy storage mediums. Furthermore, the Ti 3 C 2 T x MXene nanosheets were used as a new solid emulsifier, rapidly self-assembled at the PCM/water interface, and provided a
Based on the synthesis of n-tetradecane@polystyrene-silica (Tet@PS-SiO2) composite nanoencapsulated phase change material (NEPCM), a novel composite NEPCM slurry for cold energy storage was
Here we show the close link between energy and power density by developing thermal rate capability and Ragone plots, a framework widely used to
n-Tetradecane may be used as core material to be prepared microcapsule for cold storage. Yang et al. [21] prepared n-tetradecane microcapsules with acrylonitrile-styrene copolymer, Remarkable low-temperature phase change energy storage properties were observed, including a phase change temperature of approximately 6 °C
Wu et al. [11] studied discharging characteristics by modeling cool thermal energy storage systems with coil pipes using n-Tetradecane as a phase change material. The results demonstrate that the higher the flow rate of the heat transfer fluid or the higher the inlet temperature of the heat transfer fluid, the higher the cool release rates, and
In this study, caprylic acid (octanoic acid) suitable for thermal energy storage applications was microencapsulated with different wall materials, including urea-formaldehyde resin, melamine-formaldehyde resin, urea+melamine-formaldehyde resin. [23], [24], n-tetradecane [25], n-pentadecane [26], paraffin wax [26], n-hexadecane [27]
Based on the synthesis of n-tetradecane@polystyrene-silica (Tet@PS-SiO 2) composite nanoencapsulated phase change material (NEPCM), a novel composite NEPCM slurry for cold energy storage was prepared by dispersing NEPCM into base fluid.The thermal
The temperature-dependent diffusion of n-tetradecane molecules in the temperature range was analyzed. The phase transition temperature of the system was obtained at 278.5K.
A novel silica (SiO2)/n-tetradecane microencapsulated phase change material (MEPCM) was synthesized by in situ interfacial polycondensation. The influences of the amount of the composite emulsifier and the mass ratio of n-tetradecane and tetraethyl silicate on the MEPCM performance were systematically investigated. The morphology,
The energy storage capacity of the sensible heat storage system is based on specific heat capacity and the temperature difference. There is no phase change during energy storage and retrieval. Equation (1) n-Tetradecane: 5.5: 215: Alvarado et al, 2007a, Oro et al, 2012: Paraffin C 14: 5.5: 228: Saito, 2002: Formic acid: 7.8: 247:
Efficient energy storage is a way to alleviate these problems. Conventionally, energy storage systems are classified into three categories, based on whether the energy is stored as sensible heat, latent heat, or chemical energy. Preparation and thermal performance of silica/n-tetradecane microencapsulated phase
Development of composite phase change materials based on n-tetradecane and β-myrcene based foams for cold thermal energy storage applications.
In this paper, it is reported that the synthesis of NEPCM using n-tetradecane oil as the PCM and urea–formaldehyde resin as the shell material. N-Tetradecane (C 14 H 30), which melts at 5.77 °C with a latent heat storage capacity of 217.55 kJ/kg (experimental data of sample no. 0 in Table 1), is a favorable organic PCM
Thermophysical properties of n-tetradecane@polystyrene-silica composite nanoencapsulated phase change material slurry for cold energy storage Energy Build., 136 ( 2017 ), pp. 26 - 32 View PDF View article View in Scopus Google Scholar
Tetradecane can be used for the synthesis of thermally stable nano-encapsulated phase change materials (NEPCMs), exhibiting thermal energy storage and heat transfer enhancement applications. It can also be used as an n -alkane model for the study of ignition time measurements for larger n -alkanes.
Fang et al. [28] used nanocapsules to improve the heat transfer rate in a thermal energy storage system. N-Tetradecane was used as the PCM (60 wt%) and urea and formaldehyde as the shell material.
MgO/n-C 14 nanofluids are designed for cold thermal energy storage applications The base fluid, n-tetradecane or n-C 14, was purchased from Alfa Aesar (Haverhill, USA) with a mass purity of 99%, a melting point around 279.15 K, a flash point of 372.15 K, and a boiling point of 525.15–527.15 K. In this study,
Abstract In this paper, a novel polystyrene/n-tetradecane composite nanoencapsulated phase change material as latent functionally thermal fluid (LFTF) for cold thermal energy
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