生物安全四级实验室生命支持系统的研制*
Development of life support system for biosafety level 4 laboratory
摘要：
研制了一种应用于正压防护服型生物安全四级实验室的生命支持系统。依据国家相关标准规范对生命支持系统所应具备的功能、可靠性及空气品质等方面的要求进行了研究。研制的生命支持系统具备主备空压机、紧急支援供气、关键参数报警等可靠性保障，压缩空气品质符合标准要求。该设备可与正压防护服配合应用于生物安全四级实验室，满足我国生物安全实验室对该类核心关键设备的自主保障需求。
关键词：生物安全,生命支持系统,呼吸压缩空气,正压防护服,紧急供气
Abstract：
According to the requirements of the relevant national standards on the functions, reliability and air quality, develops a life support system for a biosafety level 4 laboratory with positive pressure suits. The system has multiple reliability guarantees such as redundant air compressor, emergency air supply and important failure alarms, the quality of compressed air meets the requirements of national standards, and the system meets the independent support requirements of biosafety laboratory for such key equipment in China.
Keywords:biosafety, life support system, compressed breathing air, positive pressure suit, emergency air supply