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Preparation and properties of shape-stabilized phase change materials based on fatty acid eutectics and cellulose composites for thermal energy storage
Cao, Lei; Tang, Yaojie; Fang, Guiyin - In: Energy 80 (2015) C, pp. 98-103
Shape-stabilized fatty acid eutectics/carboxy methyl cellulose-1 composites as phase change materials (PCMs) were … composites melt at 32.2 °C with latent heat of 114.6 kJ/kg and solidify at 29.2 °C with latent heat of 106.8 kJ/kg. The thermal … cycling test proves that the composites have good thermal reliability. It is envisioned that the prepared shape …
Persistent link: https://www.econbiz.de/10011190869
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Preparation and characterization of stearic acid/expanded graphite composites as thermal energy storage materials
Fang, Guiyin; Li, Hui; Chen, Zhi; Liu, Xu - In: Energy 35 (2010) 12, pp. 4622-4626
Stearic acid/expanded graphite composites with different mass ratios were prepared by absorbing liquid stearic acid …, crystalline phase, microstructure and thermal diffusivity of the composites, respectively. The thermal properties and thermal … approximately the same as the values calculated based on the weight fraction of the stearic acid in the composites. The …
Persistent link: https://www.econbiz.de/10010808523
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Preparation, thermal and rheological properties of hybrid nanocomposite phase change material for thermal energy storage
Parameshwaran, R.; Deepak, K.; Saravanan, R.; … - In: Applied Energy 115 (2014) C, pp. 320-330
This paper presents the experimental investigation on the thermal properties and viscosity of the new organic ester phase change material embedded with the silver–titania hybrid nanocomposite (HyNPCM) with the mass proportions ranging from 0.1% to 1.5%. The HyNPCM embedded with the surface...
Persistent link: https://www.econbiz.de/10011040422
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Thermal property measurement and heat storage analysis of LiNO3/KCl – expanded graphite composite phase change material
Huang, Zhaowen; Gao, Xuenong; Xu, Tao; Fang, Yutang; … - In: Applied Energy 115 (2014) C, pp. 265-271
the composites were 1.85–7.56 times higher compared with the eutectic LiNO3/KCl, and the conductivity value varied with …
Persistent link: https://www.econbiz.de/10011041374
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Temperature-dependent thermal properties of a paraffin phase change material embedded with herringbone style graphite nanofibers
Warzoha, Ronald J.; Weigand, Rebecca M.; Fleischer, Amy S. - In: Applied Energy 137 (2015) C, pp. 716-725
In many studies, carbon nanoparticles with high values of thermal conductivity (10–3000W/mK) have been embedded into phase change thermal energy storage materials (PCMs) in order to enhance their bulk thermal properties. While a great deal of work to date has focused on determining the effect...
Persistent link: https://www.econbiz.de/10011116046
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Thermal and mechanical characterization of injection moulded high density polyethylene/paraffin wax blends as phase change materials
Sotomayor, M.E.; Krupa, I.; Várez, A.; Levenfeld, B. - In: Renewable Energy 68 (2014) C, pp. 140-145
Thermal and mechanical properties of blends based on high density polyethylene and paraffin wax were investigated. The blends were prepared from 5 to 50 vol. % of paraffin wax employing a twin-screw extruder. Thermal behaviour of samples was determined by differential scanning calorimetry,...
Persistent link: https://www.econbiz.de/10011044558
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Preparation, thermal properties and applications of shape-stabilized thermal energy storage materials
Fang, Guiyin; Tang, Fang; Cao, Lei - In: Renewable and Sustainable Energy Reviews 40 (2014) C, pp. 237-259
Phase change materials (PCMs) have received attention for various applications in solar heating systems, building energy conservation and air-conditioning systems. However, they need encapsulation in order to prevent leakage of the melted PCM during the phase change process. Now, these problems...
Persistent link: https://www.econbiz.de/10011077245
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Performance evaluation of latent heat TES system-case study: Dimensions improvements of annular fins exchanger
El Maazouzi, Zakaria; El Alami, M.; Agalit, H.; … - In: Energy Reports 6 (2020) 1, pp. 294-301
Thermal Energy Storage (TES) is an important challenge for the development and implementation of Concentrated Solar Power (CSP) plants. The heat can be stored in a sensible, thermochemical or latent form. Recently, the latent heat thermal energy storage (LHTES) kind has gained the most of...
Persistent link: https://www.econbiz.de/10012652109
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A nano-graphite/paraffin phase change material with high thermal conductivity
Li, Min - In: Applied Energy 106 (2013) C, pp. 25-30
Nano-graphite (NG)/paraffin composites were prepared as composite phase change materials. NG has the function of …
Persistent link: https://www.econbiz.de/10010662370
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Temperature-dependent thermal properties of solid/liquid phase change even-numbered n-alkanes: n-Hexadecane, n-octadecane and n-eicosane
Vélez, C.; Khayet, M.; Ortiz de Zárate, J.M. - In: Applied Energy 143 (2015) C, pp. 383-394
The thermal conductivity (λ) and thermal diffusivity (aT) of the solid/liquid phase change linear n-alkanes were measured simultaneously by the transient multi-current hot wire technique at atmospheric pressure in the range 258–348K. The same set-up was used to measure λ and aT of the liquid...
Persistent link: https://www.econbiz.de/10011208432