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现代大型商业建筑,使用功能的复杂性和装饰材料的多样性,造成这类建筑的火灾危险性大,发生火灾后造成群死群伤和重大的经济损失的恶性火灾事故。这里阐述了大型商业建筑的火灾的特点和危害,介绍了建筑内部人员安全疏散采用性能化安全疏散设计的方法,探讨了用安全疏散的时间来衡量人员疏散安全可靠性,针对性能化设计的理论,对影响人员安全疏散时间的诸多因素进行了综合分析。
The complexity of modern large commercial buildings, the use of functions and the diversity of decorative materials have caused the fire of such buildings to have a high risk of fire and the vicious fires that cause mass extinction and major economic losses after a fire. This article describes the characteristics and hazards of fires in large commercial buildings. It introduces the method of safe and evacuation of buildings using evacuation safety evacuation, discusses the safety and evacuation safety of evacuation with the time of evacuation, discusses the theory of performance-based design , A comprehensive analysis of many factors that affect the safety of personnel evacuation time.