对《高层民用建筑设计防火规范》防排烟部分条款的理解和修改建议
Understanding and proposed revision of some items on smoke control and extraction in the Code for fire protection design of tall buildings
摘要：
结合工程设计中遇到的问题，针对规范第8章部分条款提出修改建议，讨论高层、超高层建筑防烟楼梯间、电梯井加压送风的重要性。
关键词：防烟楼梯间,电梯井,加压送风口,双层百叶送风口
Abstract：
Considering the problems in projects design, puts forward proposals for revising some items in the Chapter 8 of the code. Discusses the importance of pressurization ventilation mode in-smoke proof staircase and elevator wells in high-rise buildings.
Keywords:smokeproofstaircase,elevatorwell,pressurizationairoutlet,doubleshutterairoutlet