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Video system for inspection of corrosion of CNG gas storage wells
Author(s): 
Pages: 85-87
Year: Issue:  10
Journal: Electronic Measurement Technology

Keyword:  CNG储气井光学成像图像拼接图像矫正;
Abstract: 本文将光学成像和图像处理技术应用于压缩天然气(CNG)储气井的井壁腐蚀检测,介绍了检测系统的基本组成和测井的基本方法,并对摄像头近距离相对运动造成的模糊图像进行了矫正,通过滤波、锐化等处理提高图像质量.在此基础上,本文针对CNG储气井检测的特点,采用了一种图像拼接算法--相位相关算法,把多幅图像拼接成连续的井内壁图像.实验表明,本文的检测系统和方法有助于在役CNG储气井内壁腐蚀的检测.
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