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研究了可编程序控制器在离心机液压控制系统中的应用问题 ,详细讨论了经典 PID算法及其改进形式 ,应用经验凑试法现场整定了 PID参数 ,编制了相应的闭环控制程序
The application of programmable logic controller in the hydraulic control system of centrifuge is studied. The classic PID algorithm and its improved form are discussed in detail. The PID parameters are set on the spot by the experience and the corresponding closed-loop control program