Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources

Aiming at the problems of poor sensitivity and low accuracy of traditional combustible gas explosion hazard identification methods, the discrete probability model was introduced to design a multicomponent combustible gas explosion hazard identification method. Fem3 model is selected to analyze the d...

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Main Authors: Ye Wenhua, Feng Yang, Chen Yangming
Format: Article
Language:English
Published: De Gruyter 2022-03-01
Series:High Temperature Materials and Processes
Subjects:
Online Access:https://doi.org/10.1515/htmp-2021-0052
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author Ye Wenhua
Feng Yang
Chen Yangming
author_facet Ye Wenhua
Feng Yang
Chen Yangming
author_sort Ye Wenhua
collection DOAJ
description Aiming at the problems of poor sensitivity and low accuracy of traditional combustible gas explosion hazard identification methods, the discrete probability model was introduced to design a multicomponent combustible gas explosion hazard identification method. Fem3 model is selected to analyze the diffusion mode of multicomponent combustible gas, and the calculation formula of diffusion velocity is obtained. The explosion limit of multicomponent combustible gas was observed by means of test, and the upper limit of explosion concentration of multicomponent combustible gas was obtained. According to the characteristics of explosion, a multicomponent combustible gas explosion hazard identification device is designed. The discrete probability model is used to identify the explosion hazard of multicomponent combustible gas. Experimental results show that the proposed method greatly improves the recognition sensitivity and accuracy, which fully shows that the proposed method has a better detection effect.
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spelling doaj.art-f63979dd1a8b4d9dab1fa96bca2da1b62022-12-22T03:33:34ZengDe GruyterHigh Temperature Materials and Processes2191-03242022-03-01411163010.1515/htmp-2021-0052Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sourcesYe Wenhua0Feng Yang1Chen Yangming2Department of mechanical and Electronic Engineering, School of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, ChinaDepartment of mechanical and Electronic Engineering, School of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, ChinaDepartment of mechanical and Electronic Engineering, School of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, ChinaAiming at the problems of poor sensitivity and low accuracy of traditional combustible gas explosion hazard identification methods, the discrete probability model was introduced to design a multicomponent combustible gas explosion hazard identification method. Fem3 model is selected to analyze the diffusion mode of multicomponent combustible gas, and the calculation formula of diffusion velocity is obtained. The explosion limit of multicomponent combustible gas was observed by means of test, and the upper limit of explosion concentration of multicomponent combustible gas was obtained. According to the characteristics of explosion, a multicomponent combustible gas explosion hazard identification device is designed. The discrete probability model is used to identify the explosion hazard of multicomponent combustible gas. Experimental results show that the proposed method greatly improves the recognition sensitivity and accuracy, which fully shows that the proposed method has a better detection effect.https://doi.org/10.1515/htmp-2021-0052discrete probability modelmulticomponentcombustible gasexplosionhazard source
spellingShingle Ye Wenhua
Feng Yang
Chen Yangming
Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources
High Temperature Materials and Processes
discrete probability model
multicomponent
combustible gas
explosion
hazard source
title Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources
title_full Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources
title_fullStr Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources
title_full_unstemmed Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources
title_short Discrete probability model-based method for recognition of multicomponent combustible gas explosion hazard sources
title_sort discrete probability model based method for recognition of multicomponent combustible gas explosion hazard sources
topic discrete probability model
multicomponent
combustible gas
explosion
hazard source
url https://doi.org/10.1515/htmp-2021-0052
work_keys_str_mv AT yewenhua discreteprobabilitymodelbasedmethodforrecognitionofmulticomponentcombustiblegasexplosionhazardsources
AT fengyang discreteprobabilitymodelbasedmethodforrecognitionofmulticomponentcombustiblegasexplosionhazardsources
AT chenyangming discreteprobabilitymodelbasedmethodforrecognitionofmulticomponentcombustiblegasexplosionhazardsources