In order to deeply learn from the lessons of the accident and prevent the occurrence of similar accidents,this paper introduces the basic structure and working principle of the oxygen chamber system for a case of medical air pressurized oxygen chamber fire accident,and expounds the accident process,on-site investigation,functional test and data analysis.The direct cause of the accident is that the fire accident caused by electrostatic ignition of combustibles in the high oxygen concentration environment of the treatment chamber.Suggestions and measures are put forward from two aspects of function improvement and safe use management of oxygen cabin system,which can be used for reference by relevant personnel in the design,manufacture,use,management and inspection of medical oxygen cabin.
Medical air pressure chamberHigh-oxygen concentration environmentStatic electricityFire accidentShower-fire system
NETL
NSTL
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