从大空间建筑的结构特点、火灾特点及使用功能出发,介绍了美国、欧美、日本及国内有关大空间建筑的消防给水设施的研究及应用情况。并在现行规范基础上着重从系统的类型、喷头的布置、设计流量和消防水压等方面进行探讨。 Based on the structural features, fire characteristics and functions of large space buildings, the research and application of fire water supply facilities in large space buildings in the United States, Europe, the United States, Japan and other countries are introduced. On the basis of the current norms, it focuses on the aspects of system type, nozzle arrangement, design flow rate and fire hydrant pressure.