Abstract: This paper comparatively research and analyze the commonly used pipeline measurement monitoring system of coal mine gas extraction in detail, and summarizes the advantages and disadvantages, worksite application research and comparative analysis are made by the different pipeline extraction measurement monitoring system used in coal gas pump station of Songzao Coal Company, it is found that pipeline measurement monitoring system including loop self-excited type flowmeter and transverse slow reflectance infrared concentration sensor for gas extraction has great superiority in the realization of accuracy and stability, convenient, economy, etc.