针对数据采集过程中存在的技术难点,特别是数据存储问题,提出了一种基于ARM嵌入式技术的海底油气管道数据采集系统,该系统利用漏磁与超声信息融合方法对海底油气管道进行检测,实现了两种检测技术的优势互补,提高了管道损伤及泄漏检测的可靠程度。还对采集数据去噪和压缩算法进行了研究。该系统的提出对油气管道的状态检测与维护具有重要的现实意义。 Aiming at the technical difficulties in data acquisition, especially for data storage, a subsea oil and gas pipeline data acquisition system based on ARM embedded technology is proposed. The system utilizes the method of magnetic flux leakage and ultrasonic information fusion to detect submarine oil and gas pipelines, The advantages of the two detection technologies are realized and the reliability of pipeline damage and leak detection is improved. The data denoising and compression algorithms were also studied. The proposed system has important practical significance for the state detection and maintenance of oil and gas pipelines.