皮托管在瓦斯抽放煤层气输送计量中的应用

Application of Pitot Tube in Transport Metering of Coalbed Methane Gas Drainage

针对皮托管在煤矿现场人工测量管道瓦斯流量不准确的现象,采用分类列举的形式,根据不同的人为因素,详细分析了造成测量误差的原因。引入了通过使用智能型皮托管测量装置来解决这些问题的方法。智能型皮托管测量装置在人工现场测量管道瓦斯流量过程中具有更强的现场适用性和很好的发展前途。

Against the inaccurate phenomenon in manually measuring the gas flow in pipeline of coalmine field with Pitot tube, by adopting the form of classification enumeration, in accordance with different human factors, the causes of measurement errors are analyzed in detail. The method of using intelligent Pitot tube measuring device is introduced to resolve these problems. In manually measuring field for pipeline gas, this intelligent device possesses stronger on-site applicability and good development prospects.