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ti gao kuang jing zhu shan yun xing jing ji xiao yi de ji dian zuo fa
Pages: 40-42+49
Year: Issue:  2
Journal: Safety in Coal Mines

Keyword:  经济效益矿井主扇开滦矿务局高效风机叶片角度通风网络运转效率工况点矿井通风网络通风系统;
Abstract: 本文介绍了开滦矿务局对提高主扇经济效益的几点作法:①改造旧风机提高主扇运转效率;②选用高效风机进行通风的改扩建;③改变叶片角度;④改变风机转数;⑤调整通风网络等。
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