Due to changing welding condition caused by interference in TIG welding process, to improve the sensors and its control is two ways to promote accuracy of closed-loop control of welding quality.
对于焊接过程中常出现各种干扰，焊接条件时有变化的TIG自动焊而言，改进传感方法和控制技术是提高焊缝质量闭环控制系统控制效果的两大途径。
The water-curtain controlled cooling process after rolling steel plate in Shougang Group is analyzed, then a double closed-loop fuzzy control scheme for flow ratio is proposed.
分析了首钢中厚板轧后处理中的水幕控冷工艺过程，提出了一种双闭环流量比值模糊控制系统方案。
Make the system start closed-loop running and use the process PID, control self-adjusting to achieve purpose of stable speed.
将系统进入闭环运行，利用过程PID控制自动调节达到稳定转速的目的。
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