图像技术在焊接熔池特征参数提取中的研究进展及发展趋势
Research Review and Developmental Trends of Image Technology in Extracting Welding Pool Feature Parameters
李梦醒1,2， 吴毅雄1,2， 蔡 艳1,2， 孙大为
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作者单位：（1.上海交通大学 材料科学与工程学院 焊接工程技术研究所，上海 200240；2.上海市激光制造与材料改性重点实验室，上海 200240）
中文关键字：焊接熔池； 图像采集； 图像处理； 发展趋势
英文关键字：welding pool; image acquisition; image processing; developmental trends
中文摘要：综合论述了国内外焊接熔池的图像采集方法及其图像处理算法的研究现状，介绍了各种方法的原理及适用性，并比较了其优缺点，对图像技术应用于焊接熔池特征参数提取的发展前景及趋势进行了展望。
英文摘要：The research status of acquiring welding pool images methods and image processing algorithms was reviewed. The principles and applicability of various methods were described, and their advantages and disadvantages were compared. In the end, the development perspectives and trends of the application of image technology in getting characteristic parameters of the welding pool were discussed.