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7. Glossary
Deflagration; deflagration
Subsonic combustion mode propagated by coupling with species and material transfers.
Detonation; detonation
Combustion mode coupled with a shock wave propagating at supersonic speed relative to the reactive medium.
Explosion; explosion
Sudden release of energy that can cause damage.
Shock wave
Sudden discontinuity of thermodynamic quantities, particularly with a steep pressure gradient in a reactive or inert medium.
Blast wave
Pressure wave generated by an explosion in the surrounding environment.
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Standards and norms
- Recommended practice for the classification of flammable liquids, gases, or vapors and of hazardous (classified) locations for electrical installations in chemical process areas. - NFPA 497 - 2008
- Site classification – Explosive gas atmospheres. - NF EN 60079-10-1 - Mai 2016
Regulations
Order of September 29 relating to the assessment and consideration of the probability of occurrence, kinetics, intensity of effects and severity of consequences of potential accidents in hazard studies for classified facilities subject to authorization.
Decree no. 2014-284 of March 3, 2014 amending Title I er of Book V of the Environmental Code....
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