模糊PID温度测控仪

针对高分子聚合物反应温度的控制，自行设计了模糊PID温度测控仪的硬件和软件部分，测控仪可以接入8点热电阻信号，具有显示温度、自动控温、声光报警等功能。采用PID参数模糊自整定方法进一步完善了PID控制的自适应性能，它能发挥模糊控制鲁棒性强、动态响应好、上升时间快、超调小的特点，又具有PID控制器的动态跟踪品质和稳态精度，并在测控仪上实际应用，取得较好的控制效果。
  Fuzzy-PID Temperature Measure and Control Instrument
Li Yingshun1，3，Lun Shuxian2,3
(1.Institute of Xing Hua,Shengyang University of Technology,Liaoyang 111003,Liaoning Province,China;
2.JinZhou Teachers College,Jinzhou 121000,Liaoning Province,China；
3.Institute of information engineering,Northeast University,Shengyang 110004,Liaoning Province,China)
Abstract： Aiming at macromolecule polymer reaction control,the hardware and software of the Fuzzy-PID Temperature Measure and Control Instrument are designed independently,which has display,automatic temperature control ,sound and flash alarm functions,may input eight thermal resistor signals.This instrument adapts fuzzy parameter adaptive control method to further perfect the adaptive performance of PID control.This method can exert fuzzy control characteristics such as high robustness,good dynamic response,short rising time,small surplus and it possesses the dynamic track quality and steady precision of PID controller.Fuzzy-PID control method is taken into application in practice,obtains preferable control effect.
Key Words：Fuzzy-PID；Single-chip Microcomputer；Temperature Measuring；Temperature Control