A new method for assessing the thermal hazard of reactive substances

Li Yang, Yong Pan, Jinghong Wang, Wenjuan Shang, Jinxing Lan, Jun Cheng Jiang

科研成果: 书/报告/会议事项章节会议稿件同行评审

4 引用 (Scopus)

摘要

The thermal hazard including spontaneous combustion, thermal decomposition and thermal explosion, is one of the most important characteristics of reactive chemicals. Thus, the evaluation of thermal hazard associated to the involved reactive substances is rather necessary. In this study, both heat of reaction (-ΔH) and onset temperature (To) were chosen as the indicators to determine the severity and probability of the thermal decomposition hazard, respectively. These two indicators were non-dimensionally processed by semi-normal distribution functions. Then a new index THI (Thermal Hazard index) is proposed and the corresponding thermal hazard ranking standard is established with the thermal hazard being divided into five levels. The study showed that the ranking results of THI are consistent with that of Reaction Hazard Index (RHI). Besides, THI is considered to be more accurate to assess the thermal hazard of reactive substances. The new evaluation index proposed in this work is considered to have potential applications in assessing the thermal hazard of reactive substances in chemicals process.

源语言英语
主期刊名2nd International Conference on Materials Science, Resource and Environmental Engineering, MSREE 2017
出版商American Institute of Physics Inc.
ISBN(电子版)9780735415683
DOI
出版状态已出版 - 5 10月 2017
活动2nd International Conference on Materials Science, Resource and Environmental Engineering, MSREE 2017 - Hubei Province, 中国
期限: 27 10月 201729 10月 2017

出版系列

姓名AIP Conference Proceedings
1890
ISSN(印刷版)0094-243X
ISSN(电子版)1551-7616

会议

会议2nd International Conference on Materials Science, Resource and Environmental Engineering, MSREE 2017
国家/地区中国
Hubei Province
时期27/10/1729/10/17

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