Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System

The performance of the material is determined by its structure, i.e., the composition of the material elements of the atomic structure, the molecular structure, and atoms or molecules in space arrangement and the aggregation characteristics. The microstructure of the material has important implicati...

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Main Authors: Qianjun Mao, Ning Liu, Li Peng, Hongjun Wu
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2019/5750270
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author Qianjun Mao
Ning Liu
Li Peng
Hongjun Wu
author_facet Qianjun Mao
Ning Liu
Li Peng
Hongjun Wu
author_sort Qianjun Mao
collection DOAJ
description The performance of the material is determined by its structure, i.e., the composition of the material elements of the atomic structure, the molecular structure, and atoms or molecules in space arrangement and the aggregation characteristics. The microstructure of the material has important implications for the material performance. In this paper, five phase change materials, potassium nitrate, sodium nitrate, and the composites of KNO3-NaNO3/graphite (3%, 6%, and 9%), have been studied by the experiment, and the aim is to improve the storage performance of the solar storage system. The results show that potassium nitrate and sodium nitrate are significantly different in microstructure, that is, potassium nitrate is a layered structure and the sodium nitrate is a network structure. And, the graphite as additives can be physically combined with the molten salts, which leads to a different performance and distribution in the mixture. Therefore, it is an effective method in improving the performance of molten salts by using graphite as the supporting material. The results can provide a reference to future choose for solar storage materials.
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institution Kabale University
issn 1687-8434
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publishDate 2019-01-01
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series Advances in Materials Science and Engineering
spelling doaj-art-8a98db62f6644fce88b554159fe8b01e2025-02-03T05:46:07ZengWileyAdvances in Materials Science and Engineering1687-84341687-84422019-01-01201910.1155/2019/57502705750270Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage SystemQianjun Mao0Ning Liu1Li Peng2Hongjun Wu3School of Urban Construction, Wuhan University of Science and Technology, Wuhan 430081, ChinaSchool of Urban Construction, Wuhan University of Science and Technology, Wuhan 430081, ChinaSchool of Urban Construction, Wuhan University of Science and Technology, Wuhan 430081, ChinaCollege of Chemistry and Chemical Engineering, Northeast Petroleum University, Daqing 163318, ChinaThe performance of the material is determined by its structure, i.e., the composition of the material elements of the atomic structure, the molecular structure, and atoms or molecules in space arrangement and the aggregation characteristics. The microstructure of the material has important implications for the material performance. In this paper, five phase change materials, potassium nitrate, sodium nitrate, and the composites of KNO3-NaNO3/graphite (3%, 6%, and 9%), have been studied by the experiment, and the aim is to improve the storage performance of the solar storage system. The results show that potassium nitrate and sodium nitrate are significantly different in microstructure, that is, potassium nitrate is a layered structure and the sodium nitrate is a network structure. And, the graphite as additives can be physically combined with the molten salts, which leads to a different performance and distribution in the mixture. Therefore, it is an effective method in improving the performance of molten salts by using graphite as the supporting material. The results can provide a reference to future choose for solar storage materials.http://dx.doi.org/10.1155/2019/5750270
spellingShingle Qianjun Mao
Ning Liu
Li Peng
Hongjun Wu
Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System
Advances in Materials Science and Engineering
title Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System
title_full Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System
title_fullStr Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System
title_full_unstemmed Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System
title_short Investigation on Microstructure of Potassium Nitrate/Sodium Nitrate Composites for Solar Storage System
title_sort investigation on microstructure of potassium nitrate sodium nitrate composites for solar storage system
url http://dx.doi.org/10.1155/2019/5750270
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AT ningliu investigationonmicrostructureofpotassiumnitratesodiumnitratecompositesforsolarstoragesystem
AT lipeng investigationonmicrostructureofpotassiumnitratesodiumnitratecompositesforsolarstoragesystem
AT hongjunwu investigationonmicrostructureofpotassiumnitratesodiumnitratecompositesforsolarstoragesystem