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xie qiao mei kuang dong er cai qu tong feng xi tong you hua yan jiu
Author(s): 
Pages: 33-34
Year: Issue:  10
Journal: Coal

Keyword:  风量负压阻力;
Abstract: 谢桥煤矿为了更好地优化矿井东部通风系统,增加矿井东二采区回风量,采取了对东二B组采区回风大巷配风巷进行贯通和封闭东一C组采区两个方案,通过方案实施期间的通风系统调查及东风井风机运行情况的统计分析,降低东二采区总回风阻力和封闭东一C组采区能提高东二采区的风量,对矿井通风管理及安全生产具有重要意义。
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