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Comparative study and analysis on the determination standards of combustible gas explosion index at home and abroad
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Tingting Luan1, Jun Huang1, Guoliang Yang2, Changxing Ren3
Fire Science and Technology | 2026, 45(5) : 20 - 25
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Fire Science and Technology | 2026, 45(5): 20-25
• Fire theory study •
Comparative study and analysis on the determination standards of combustible gas explosion index at home and abroad
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Tingting Luan1, Jun Huang1, Guoliang Yang2, Changxing Ren3
Affiliations
  • 1School of Safety Engineering, Beijing Institute of Petrochemical Technology, Beijing 102617, China
  • 2China Academy of Safety Science and Technology, Beijing 100012, China
  • 3Tianjin Fire Science and;Technology Research Institute of MEM, Tianjin 300381, China
Published: 2026-05-15 doi: 10.20168/j.1009-0029.2026.05.0020.06
Outline
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The determination standards of explosion index at home and abroad are compared and analyzed from the aspects of determination principle, test device, test concentration, result expression and safety requirements. The requirements of test devices in domestic and foreign standards are the key parts of comparative analysis. It is found that there are significant differences in the flexibility, test principle, result expression and safety requirements of test devices between domestic and foreign standards. The domestic standard needs to be improved in terms of the flexibility of the test device, and it is necessary to refer to the relevant research and standards to formulate more strict and clear regulations. The domestic standard should consider turning to absolute pressure to improve the accuracy and reliability of the test.

combustible gas  /  explosion index  /  determination standard  /  explosion standard
栾婷婷, 黄俊, 杨国梁, 任常兴. 国内外可燃气体爆炸指数测定标准对比研究与分析. 消防科学与技术, 2026 , 45 (5) : 20 -25 . DOI: 10.20168/j.1009-0029.2026.05.0020.06
Tingting Luan, Jun Huang, Guoliang Yang, Changxing Ren. Comparative study and analysis on the determination standards of combustible gas explosion index at home and abroad[J]. Fire Science and Technology, 2026 , 45 (5) : 20 -25 . DOI: 10.20168/j.1009-0029.2026.05.0020.06
Year 2026 volume 45 Issue 5
5
2
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Article Info
doi: 10.20168/j.1009-0029.2026.05.0020.06
  • Receive Date:2025-06-13
  • Online Date:2026-10-22
  • Published:2026-05-15
Article Data
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History
  • Received:2025-06-13
  • Revised:2025-07-15
Affiliations
    1School of Safety Engineering, Beijing Institute of Petrochemical Technology, Beijing 102617, China
    2China Academy of Safety Science and Technology, Beijing 100012, China
    3Tianjin Fire Science and;Technology Research Institute of MEM, Tianjin 300381, China
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表12种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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