摘要
本文以热力学第一定律为依据对矿井自然风压进行了分析，并提供了稳态、稳流条件下自然风压的计算方法。
In this paper, the source that the natural ventilation happened has been analysised basedon the first law of thermodynamics. The method to caculate natural ventilation has beenprovided under the different condition
关键词
热力学
矿井
自然风压
风网
摩擦阻力
稳态
稳流
natural ventilation, ventilation network, friction loss, steady flow steady state
