公路隧道场景下低压细水雾系统灭火有效性影响研究

打开文本图片集

中图分类号：TU892 文献标志码：A 文章编号：2095-2945（2025）25-0053-05

Abstract：Inthisstudy，theefectivenessoflowpressure water mistsysteminhighwaytunnelwasinvestigated.The fire extinguishingtestplafomwasindependentlybuiltinte10O-metertunnelexperimentspacetosimulatethefireextinguishing efectivenessunderdiferentfireconditions（6，9，9MW）.Theresultsshowthatthefireextinguishingtimeofthethreegroupsis 80、103and22Osrespectively.Thelowpressure water mistsystemcanextinguishtheflameinashorttimeandreducethe temperature near the fire source significantly.At the same time，the concentration of O2. 。（剩余5530字）