楼梯间及其前室正压送风系统送风量的计算
Calculation of pressurization supply air rate for staircase and its antechamber
摘要：
高层建筑防烟楼梯间及其前室、合用前室和消防电梯前室的机械加压送风量的计算方法多种多样。结合实例分析比较了国家规范和上海规程的计算方法，并提出了笔者的看法。
关键词：正压送风系统,压差法,风速法,前室,消防电梯
Abstract：
There are many kinds of calculation methods of mechanical pressurization supply air rate for staircase, the antechamber and common antechamber of staircase and emergency elevator antechamber in high-rise buildings. With an example, analyses and compares the calculation methods between a national code and a Shanghai local code, and provides the author’s opinion.
Keywords:pressurization air supply system, pressure difference method, air velocity method, antechamber, emergency elevator