通风：每30平方米左右的空间，需要一台排风扇或者其他的通风设备。
Ventilation: for every 30 square meters of space, need a platoon of fans or other ventilation equipment.
目前轴流式通风机在煤矿是普遍的主通风设备，文章阐述了变频器在轴流式风机中的应用，以解决主扇调整风量和节能降耗的问题。
Axial flow fan is the main ventilation device presently. This paper introduces the application of axial flow fan, settles saving energy problem and air regulation problem.
通过设计实例，介绍矿井通风设备选型设计的现状以及BDK对旋式通风机房布置的一些特点。
This paper introduces the present design of coal mine and some characteristics of BDK in ventilation station.
每间卧室内安装滴流通风设备提供背景通风。
Trickle ventilators are installed in each bedroom to provide background ventilation.
工作前应开启通风设备，打开室内的门窗保持室内通风良好。
Before work should open ventilation equipment, open indoor door window maintain indoor ventilation.
2009年9月，唐口煤业公司对主通风机进行了改造，矿井通风系统进一步完善，通风设备运行更加安全可靠。
September 2009, coal companies Tangkou main fan was modified to further improve the ventilation system, ventilation, safe and reliable operation of equipment.
2009年9月，唐口煤业公司对主通风机进行了改造，矿井通风系统进一步完善，通风设备运行更加安全可靠。
September 2009, coal companies Tangkou main fan was modified to further improve the ventilation system, ventilation, safe and reliable operation of equipment.
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