中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Preparation, characterization and thermal properties of binary nitrate salts/expanded graphite as composite phase change material

文献类型:期刊论文

作者Xiao, Junbing1; Huang, Jin1; Zhu, Panpan1; Wang, Changhong1; Li, Xinxi1,2
刊名THERMOCHIMICA ACTA
出版日期2014-07-10
卷号587页码:52-58
关键词Binary Nitrate Salt Expanded Graphite Ultrasonic Thermal Energy Storage Latent Heat
ISSN号0040-6031
DOI10.1016/j.tca.2014.04.021
英文摘要The binary nitrate salts/expanded graphite (EG) composite phase change material (PCM) were prepared via adding different mass rate of EG to binary nitrate salts consisting of NaNO3 and KNO3 (6:4) by aqueous solution method adopting ultrasonic. The morphology and chemical composition of EG and the composite PCM were characterized and investigated by X-ray diffraction (XRD), scan electron microscope (SEM), energy dispersive spectrometer (EDS), transmission electron microscope (TEM), respectively. Laser thermal conductivity instrument and differential scanning calorimeter (DSC) were employed to measure thermo physical properties. Drawing the conclusion from investigation, that EG had enhanced thermal conductivity coefficient which largely increased to 4.884 W/(m K) and reduced total latent heat by mostly 11.0%. The morphology and phase structure results indicated that EG were well dispersed into and physically combined with molten salts. In general, the prepared composite PCM could be a suitable phase change material for thermal energy storage. (C) 2014 Elsevier B.V. All rights reserved.
语种英语
WOS记录号WOS:000337869900008
出版者ELSEVIER SCIENCE BV
源URL[http://ir.iccas.ac.cn/handle/121111/51375]  
专题中国科学院化学研究所
通讯作者Huang, Jin
作者单位1.Guangdong Univ Technol, Sch Mat & Energy, Guangzhou 510006, Guangdong, Peoples R China
2.Peking Univ, Coll Chem & Mol Engn, State Key Lab Struct Chem Unstable & Stable Speci, Ctr Nanochem,Beijing Natl Lab Mol Sci, Beijing 100871, Peoples R China
推荐引用方式
GB/T 7714
Xiao, Junbing,Huang, Jin,Zhu, Panpan,et al. Preparation, characterization and thermal properties of binary nitrate salts/expanded graphite as composite phase change material[J]. THERMOCHIMICA ACTA,2014,587:52-58.
APA Xiao, Junbing,Huang, Jin,Zhu, Panpan,Wang, Changhong,&Li, Xinxi.(2014).Preparation, characterization and thermal properties of binary nitrate salts/expanded graphite as composite phase change material.THERMOCHIMICA ACTA,587,52-58.
MLA Xiao, Junbing,et al."Preparation, characterization and thermal properties of binary nitrate salts/expanded graphite as composite phase change material".THERMOCHIMICA ACTA 587(2014):52-58.

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来源:化学研究所

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