随着高层民用建筑的增多,在高层民用建筑的防火意识的增强提高。同时一旦发生火灾事故,对于高层民用建筑而言,影响的人群和建筑数量急剧增多增大。文章核心阐述了当前高层民用建筑出现火灾的危险性,并且分析了走道的自然排烟应用。 With the increase of high-rise civil buildings, fire prevention awareness in high-rise civil buildings has been enhanced. In the meantime, in case of a fire accident, the number of people and buildings affected by the high-rise civil buildings will increase sharply. The paper elaborates the current danger of fire in high-rise civil buildings and analyzes the application of natural smoke evacuation in walkways.