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
Technical Research and Practice of Gas Drainage
Author(s): 
Pages: 40-42
Year: Issue:  6
Journal: Xishan Science & Technology

Keyword:  瓦斯抽放 回采工作面 邻近煤层 管网阻力;
Abstract: 鉴于高瓦斯矿井仅靠通风稀释不可能解决瓦斯超限问题,必须采取瓦斯抽放措施。从回采工作面煤层瓦斯预抽与邻近煤层瓦斯预抽两方面,分析了矿井瓦斯抽放方法的选取、瓦斯管网系统选择、管网阻力和瓦斯抽放泵选型计算,并对瓦斯预采效果进行了预测。
Related Articles
No related articles found