梅山铁矿通风系统多时段变频分风方法应用
许志逞,居伟伟

Application of Multi-period Variable Frequency Air Distribution Method in Ventilation System of Meishan Iron Mine
Zhicheng XU,Weiwei JU
表4 三时段主通风机运行频率计算结果
Table 4 Calculation results of operation frequency of main fans in three periods
序号时段所需风量/(m3·s-1计算频率/Hz运行频率/Hz
1早班430.7837.4138
2中班460.8940.0341
3晚班539.5346.8647