为实现煤矿瓦斯抽采的安全高效进行,根据煤矿井下定向钻机的施工环境和施工工艺要求,开发了一套基于ARM处理器的高精度随钻测量系统,建立了钻孔轨迹绘制的数学模型,设计了测斜探管硬件电路,编制了钻孔轨迹数据处理软件,并进行了地面试验和井下随钻测量试验。试验结果表明,该系统测量精度高,通信稳定,满足煤矿井下随钻测量的技术要求。 In order to achieve safe and efficient gas drainage in coal mine, a high precision measurement while drilling system based on ARM processor was developed according to the construction environment and construction process requirements of coal mine directional drilling machine, and a mathematical model of drilling trajectory was established. The hardware of the test tube is designed, and the drilling track data processing software is compiled. The ground test and the measurement while drilling are carried out. The test results show that the system has high measurement accuracy and stable communication, and meets the technical requirements of measurement while drilling in coal mine.