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shi lun diao zu ji suan ji qi yu zhu fu shan xuan ze de guan xi
Author(s): 
Pages: 35-36+4-22
Year: Issue:  12
Journal: Safety in Coal Mines

Keyword:  通风系统风路风压调阻最大阻力矿井通风网路总风量自然分风增阻调节需风量;
Abstract: <正> 在既往的设计中,确定全矿总风压时,通常是在通风系统中选一阻力最大的风路进行计算。然后就按风井的总风量及此风压选择主扇。而对阻力小的风路则考虑设置风窗增阻调节以达按需分风的目的。这样,往往在经济上是不合理的。因为有时最大阻力风路的风压比其他风路大的较多,
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