The system had many features such as high speed, high accuracy, untouched measuring and closed-loop control. The system is used on-line measuring and control of diameter measure.
该系统具有检测速度快、精度高、非接触检测、闭环控制等特点，完全适用于回转体直径尺寸的在线检测和控制。
The on-line application in Fujian Refinery shows that the model has a satisfactory accuracy, and it can be used for closed-loop control and optimal operation.
经过在炼油厂的实际在线运行，表明该模型具有令人满意的精度，可用于稳定塔汽油蒸气压的闭环控制与优化操作。
This control system takes the AT89C52 microcomputer as its core to realize its on line closed loop.
该系统以at89c 52单片机为核心，实现系统的在线闭环控制。
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