The-tunnel ventilation control and monitoring system is introduced. The contents include the basic technical requirement, control principle, monitoring parameters and implementation.
介绍隧道通风控制与监测系统，包括基本技术条件、控制原理、监测参数和实施。
2
The intelligent monitoring instrument is able to find out hidden dangers in coal mine ventilation system through the monitoring of underground air pressure, air velocity and temperature, etc.
该智能监测仪通过对井下风压、风速、温度等参数的监测，找出煤矿通风系统存在的隐患。
3
Burning type catalyzing gas sensors are the devices of the gas monitoring system in coal mines, which realizes the auto on-off of the ventilation system based on detecting the gas volume fraction.