加压送风系统设计问题探讨
Discussion on positive pressure air supply system design
摘要：
结合工作实际，提出了加压送风系统设计中有关压差法和风速法计算公式的选取问题、风速法计算公式中同时开启门的数量确定问题以及超高层建筑的加压送风系统的竖向分段设计问题等，并给出了相关的处理对策。
关键词：加压送风,防排烟,风速法,压差法
Abstract：
According to practical work, points out some issues on the design of positive pressure air supply systems such as the selection of air velocity methods and pressure difference methods to calculate positive pressure air supply volume, the determination of opening door numbers in air velocity method formula and the vertical subsection design of positive pressure air supply systems in super high-rise buildings, and presents some relevant solution methods.
Keywords:positive pressure air supply, smoke control and extraction, air velocity method, pressure difference method