In the analysis and research of few cases on the characteristics of vertical"burning"and spreading of fire in high-rise buildings in China and overseas,the mechanism of vertical spreading of fire along exter...In the analysis and research of few cases on the characteristics of vertical"burning"and spreading of fire in high-rise buildings in China and overseas,the mechanism of vertical spreading of fire along external wall is caused by hot pressing and wind pressure existing in high-rise buildings.The use of external wall combustible materials and near-window combustible items resulted in the formation of high temperature pyrotechnics and the burning of the external wall.Besides,due to the lack of fire-fighting measurements in high-rise building,it is recommended that the external wall of the high-rise building should be equipped with vertical fire-proof partitioning and non-combustible materials by setting up an automatic fire-fighting water curtain system along the vertical section of the external wall and above the indoor window.Therefore,the automatic sprinkler can be set up to prevent the fire from spreading vertically along the external wall of the building effectively.展开更多
森林灭火弹药是一种内装灭火剂,可以通过多种手段投放,并能迅速控制森林火灾的特种弹药。本文论述了一种结构类似于燃料空气炸药(Fuel Air Explosive,简称FAE)的灭火弹药。对燃料空气炸药的燃料抛撒理论用于灭火弹药设计的可行性进行了...森林灭火弹药是一种内装灭火剂,可以通过多种手段投放,并能迅速控制森林火灾的特种弹药。本文论述了一种结构类似于燃料空气炸药(Fuel Air Explosive,简称FAE)的灭火弹药。对燃料空气炸药的燃料抛撒理论用于灭火弹药设计的可行性进行了分析,并参照燃料空气炸药的燃料抛撒理论,提出了几个影响灭火剂抛撒效果的主要结构参数以及它们对灭火效果的影响。展开更多
文摘In the analysis and research of few cases on the characteristics of vertical"burning"and spreading of fire in high-rise buildings in China and overseas,the mechanism of vertical spreading of fire along external wall is caused by hot pressing and wind pressure existing in high-rise buildings.The use of external wall combustible materials and near-window combustible items resulted in the formation of high temperature pyrotechnics and the burning of the external wall.Besides,due to the lack of fire-fighting measurements in high-rise building,it is recommended that the external wall of the high-rise building should be equipped with vertical fire-proof partitioning and non-combustible materials by setting up an automatic fire-fighting water curtain system along the vertical section of the external wall and above the indoor window.Therefore,the automatic sprinkler can be set up to prevent the fire from spreading vertically along the external wall of the building effectively.
文摘森林灭火弹药是一种内装灭火剂,可以通过多种手段投放,并能迅速控制森林火灾的特种弹药。本文论述了一种结构类似于燃料空气炸药(Fuel Air Explosive,简称FAE)的灭火弹药。对燃料空气炸药的燃料抛撒理论用于灭火弹药设计的可行性进行了分析,并参照燃料空气炸药的燃料抛撒理论,提出了几个影响灭火剂抛撒效果的主要结构参数以及它们对灭火效果的影响。