The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
CO Controlling Measures in Return Airflow of Upper Corners of Winning Faces
Author(s): 
Pages: 23-24
Year: Issue:  11
Journal: SAFETY IN COAL MINES

Keyword:  回采工作面上隅角回风流CO治理;
Abstract: 通过对自燃煤层回采工作面上隅角、回风流中CO超限的分析,指出回采工作上隅角、回风流CO超限源于:①本层回采工作面煤炭破碎后的常温氧化;②上区段采空区内积存的CO并向本工作面的渗透.文章介绍了采用工作面增压、增加工作面风量、向上隅角局部增加风量和对采空区进行注浆堵截等措施进行CO治理的经验.
Related Articles
No related articles found