| 基于PLC的模拟量闭环控制系统PID的实现 |
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| 引用本文： | 张晓霞.基于PLC的模拟量闭环控制系统PID的实现[J].无线互联科技,2020(6):47-49. |
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| 作者姓名： | 张晓霞 |
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| 作者单位： | 甘肃机电职业技术学院 |
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| 摘 要： | 文章对模拟闭环控制系统的原理、变送器的选择方法及闭环控制系统主要性能指标进行了描述,介绍了PID控制器的数字化过程及PID指令向导生成PID程序的步骤,通过S7-200 SMART PLC编程实现该控制过程,并进行了参数整定,达到了控制效果。
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| 关 键 词： | 模拟量闭环控制系统 比例—积分—微分控制器 S7-200 SMART PLC |
Realization of PID in analog closed-loop control system based on PLC |
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| Authors: | Zhang Xiaoxia |
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| Institution: | (Gansu Institute of Mechanical&Electrical Engineering,Tianshui 741000,China) |
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| Abstract: | In this paper,the principle of analog closed loop control system,selection of transducer and closed loop control system main performance indexes are described,and introduces the process of digital PID controller and the PID instruction wizard to generate the PID program step,by S7-200 SMART PLC programming to implement the control process,and the parameter setting and control effect. |
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| Keywords: | analog closed-loop control system proportion integral derivative controller S7-200 SMART PLC |
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