基于红外热像技术铸坯表面质量预报专家系统  

Slab Surface Quality Prediction Expert System Based on Infrared Thermal Image Technology

作　　者：孙洁 欧阳亚丽 王德胜[2] 

机构地区：[1]华北理工大学电气工程学院,河北唐山063210 [2]唐山不锈钢有限责任公司,河北唐山063100

出　　处：《工业控制计算机》2018年第1期124-126,共3页Industrial Control Computer

基　　金：河北省自然科学基金资助项目(F201309326)

摘　　要：为了实现连铸坯表面质量在线预报,设计了一种基于红外热像技术的铸坯表面裂纹预报专家系统。方案采用超声波探伤、磁粉探伤等技术对相应的实际钢坯样品进行离线检测分析,找出不同裂纹产生时所对应的连铸机结晶器四壁红外热像图,对红外热像图进行分析和处理,提取图像的特征数据,采用Visual C#语言和Matlab混合编程作为本软件开发工具,建立裂纹预报专家系统,建立数据库,开发推理机制,实现连铸过程中铸坯表面裂纹的在线预报。仿真结果表明该系统具有较高的预报准确率,为在线应用奠定了基础。In order to achieve the surface quality of casting billet on-line prediction,this paper designs a kind of continuous casting slab surface crack based on the technology of infrared thermal image forecast expert system.This scheme USES the ultrasonic testing,magnetic particle inspection technology for offline testing of the corresponding actual billet sample analysis,find out the different crack when the walls in the mould of the infrared thermal images,the infrared thermal image analysis and processing,to extract the characteristics of the image data,using c#language and Matlab programming way as the software development tools.It establishs crack prediction expert system,establishing database,developing reasoning mechanism,and realizes the continuous casting slab surface crack in the process of on-line prediction.

关 键 词：连铸坯质量 红外热像仪 特征提取 专家系统 混合编程 

分 类 号：TF777[冶金工程—钢铁冶金]