Fuzzy-P控制超声传感埋弧焊焊缝的跟踪系统  

SAW Seam Tracking System with Ultrasonic Sensor Using Fuzzy-P Control Theory

作　　者：胡绳荪[1] 侯文考[1] 孙栋[1] 晏文德 

机构地区：[1]天津大学

出　　处：《焊接学报》1998年第2期104-109,共6页Transactions of The China Welding Institution

基　　金：国家自然科学基金

摘　　要：研制了一种非接触超声传感埋弧焊焊缝跟踪系统。介绍了新型的超声波传感器的工作原理，在焊缝跟踪系统中引入了自调整比例因子Ｆｕｚｚｙ－Ｐ控制理论。在理论分析和试验的基础上，设计了焊缝跟踪Ｆｕｚｚｙ－Ｐ控制器的硬件及软件，提高了系统的响应速度和跟踪精度。One kind of the SAW seam tracking system with contactless ultrasonic sensor is presened.The working principle of a new ulrasonic sensor is explained.The Fuzzy-P control theory with Self-modulation scaling factor is applied in the seam tracking system.Based on the theoretical analysis and experiments,the hardware and software of the seam tracking Fuzzy-P controller are developed,which may significantly increase system's respones speed and tracking precisition.

关 键 词：焊缝跟踪 超声波传感器 Fuzzy-P控制 

分 类 号：TG409[金属学及工艺—焊接] TG445