油田井管视频测量系统的设计

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基于数字图像处理技术,构建了油田井管视频测量系统。系统采用光学摄像机采集下井管图像,应用图像增强、边缘检测、图像识别等数字图像处理技术,采用中值滤波法进行图像增强,改进的边缘算子检测法实现井管边缘识别,针对具体测量对象及条件设计了测长算法,实现了以非接触方式对油田下井管的实时长度测量,及测量结果的显示和传送。该系统测量准确性高,实时性好,是在线图像检测技术应用于工业生产现场的一个典型实例。
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