N-alkanes phase change materials and their microencapsulation for thermal energy storage: A critical review

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N-alkanes phase change materials and their microencapsulation for thermal energy storage: A critical review. / Peng, Hao; Zhang, Dong; Ling, Xiang; Li, Yang; Wang, Yan; Yu, Qinghua; She, Xiaohui; Li, Yongliang; Ding, Yulong.

In: Energy and Fuels, 30.05.2018.

Research output: Contribution to journalReview articlepeer-review

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@article{0cec0fd011c641ea8170ad9ceb9c0921,
title = "N-alkanes phase change materials and their microencapsulation for thermal energy storage:: A critical review",
abstract = "n-alkanes and their blends, are characterized as phase change materials (PCMs) due to their superior thermodynamic performances, for storing thermal energy in various practical applications (solar or wind energy). Such materials present some limitations, including lower thermal conductivity, supercooling, phase segregation, volume expansion, among others. To address these problems, microencapsulation of n-alkanes and their blends is being successfully developed. A considerable amount of works has been published in this regard. Hence, the aim of this review is focused on two aspects: summarize the pure n-alkanes and their blends PCMs; describe their microencapsulation. PCM-interesting characteristics (transition temperatures and enthalpies) of pure n-alkanes, multinary alkanes and paraffins (over 140 types) were listed, while the phase equilibrium evaluations of multinary alkanes were elaborated. The essential information: core and shell materials, crystallization and melting characteristics, encapsulation/thermal storage efficiencies, thermal conductivities and synthesis methods of microencapsulated n-alkanes and their blends were listed (over 200 types). A brief introduction of the synthesis methods, such as physical, chemical, physical-chemical and self-assembly processes, were presented. The characterization of microcapsules like thermal properties (phase change behaviors, thermal conductivity and thermal stability), physical properties (microcapsules size distribution & morphologies, efficiencies, mechanical strength and leakage) and chemical properties were discussed and analyzed. Finally, the practical applications of microencapsulated n-alkanes and their blends in the field of slurry, buildings, textiles and foam were reported.",
keywords = "n-alkanes, phase change materials, microencapsulation, thermal energy storage, microencapsulated phase change materials",
author = "Hao Peng and Dong Zhang and Xiang Ling and Yang Li and Yan Wang and Qinghua Yu and Xiaohui She and Yongliang Li and Yulong Ding",
year = "2018",
month = may,
day = "30",
doi = "10.1021/acs.energyfuels.8b01347",
language = "English",
journal = "Energy & Fuels",
issn = "0887-0624",
publisher = "American Chemical Society",

}

RIS

TY - JOUR

T1 - N-alkanes phase change materials and their microencapsulation for thermal energy storage:

T2 - A critical review

AU - Peng, Hao

AU - Zhang, Dong

AU - Ling, Xiang

AU - Li, Yang

AU - Wang, Yan

AU - Yu, Qinghua

AU - She, Xiaohui

AU - Li, Yongliang

AU - Ding, Yulong

PY - 2018/5/30

Y1 - 2018/5/30

N2 - n-alkanes and their blends, are characterized as phase change materials (PCMs) due to their superior thermodynamic performances, for storing thermal energy in various practical applications (solar or wind energy). Such materials present some limitations, including lower thermal conductivity, supercooling, phase segregation, volume expansion, among others. To address these problems, microencapsulation of n-alkanes and their blends is being successfully developed. A considerable amount of works has been published in this regard. Hence, the aim of this review is focused on two aspects: summarize the pure n-alkanes and their blends PCMs; describe their microencapsulation. PCM-interesting characteristics (transition temperatures and enthalpies) of pure n-alkanes, multinary alkanes and paraffins (over 140 types) were listed, while the phase equilibrium evaluations of multinary alkanes were elaborated. The essential information: core and shell materials, crystallization and melting characteristics, encapsulation/thermal storage efficiencies, thermal conductivities and synthesis methods of microencapsulated n-alkanes and their blends were listed (over 200 types). A brief introduction of the synthesis methods, such as physical, chemical, physical-chemical and self-assembly processes, were presented. The characterization of microcapsules like thermal properties (phase change behaviors, thermal conductivity and thermal stability), physical properties (microcapsules size distribution & morphologies, efficiencies, mechanical strength and leakage) and chemical properties were discussed and analyzed. Finally, the practical applications of microencapsulated n-alkanes and their blends in the field of slurry, buildings, textiles and foam were reported.

AB - n-alkanes and their blends, are characterized as phase change materials (PCMs) due to their superior thermodynamic performances, for storing thermal energy in various practical applications (solar or wind energy). Such materials present some limitations, including lower thermal conductivity, supercooling, phase segregation, volume expansion, among others. To address these problems, microencapsulation of n-alkanes and their blends is being successfully developed. A considerable amount of works has been published in this regard. Hence, the aim of this review is focused on two aspects: summarize the pure n-alkanes and their blends PCMs; describe their microencapsulation. PCM-interesting characteristics (transition temperatures and enthalpies) of pure n-alkanes, multinary alkanes and paraffins (over 140 types) were listed, while the phase equilibrium evaluations of multinary alkanes were elaborated. The essential information: core and shell materials, crystallization and melting characteristics, encapsulation/thermal storage efficiencies, thermal conductivities and synthesis methods of microencapsulated n-alkanes and their blends were listed (over 200 types). A brief introduction of the synthesis methods, such as physical, chemical, physical-chemical and self-assembly processes, were presented. The characterization of microcapsules like thermal properties (phase change behaviors, thermal conductivity and thermal stability), physical properties (microcapsules size distribution & morphologies, efficiencies, mechanical strength and leakage) and chemical properties were discussed and analyzed. Finally, the practical applications of microencapsulated n-alkanes and their blends in the field of slurry, buildings, textiles and foam were reported.

KW - n-alkanes

KW - phase change materials

KW - microencapsulation

KW - thermal energy storage

KW - microencapsulated phase change materials

UR - http://www.scopus.com/inward/record.url?scp=85047979809&partnerID=8YFLogxK

U2 - 10.1021/acs.energyfuels.8b01347

DO - 10.1021/acs.energyfuels.8b01347

M3 - Review article

AN - SCOPUS:85047979809

JO - Energy & Fuels

JF - Energy & Fuels

SN - 0887-0624

ER -