自然通风模式在地铁区间的应用研究

详细介绍在成都南部地铁区间采用的地面开口自然通风模式，包括方案构思、通风井的设置形式、地面开口的大小、间距以及区间结构形式的选择等。通过与传统的区间通风模式相比，自然通风模式可以节省初期土建、设备投资和今后的运营费用。

The Application of Natural Ventilation Mode in the Metro Sections

The idea of natural ventilation with open hatches on the ground surface, which was used in the South metro of Chengdu, is introduced. The frame design, setting mode of ventilation well, the size of the hatches, the space between the hatches and the choice of section structure form and so on are presented. Compared with the traditional section ventilation mode, it can save the investment in construction and equipment on the construction stage on the one hand and operation cost in the future on the other.