摘要
经对下行通风在工作面回采和回收期间的应用实践后,分析了下行通风解决回采工作面上隅角瓦斯超限问题的优劣特点,并提出了下行通风的适用条件及注意事项。
With practice of downward ventilation in th e caving and recovering period of mining face, the paper studied advantages and disadvantages of the downward ventilation to solve the problem of gas exceeding limits in the upper corners and proposed applicable conditions and precautions for the downward ventilation.
出处
《山西煤炭》
2014年第10期56-57,79,共3页
Shanxi Coal
关键词
下行通风
上隅角
瓦斯治理
downward ventilation
upper corner
gas control
