PLC实现的FUZZY自适应PID控制器在高空模拟试验中的应用  

The Application of Fuzzy-PID Controller on the Basis of PLC in Aeroengine Altitude Simulating Tests

作　　者：但志宏[1,2] 张松[2] 

机构地区：[1]南京航空航天大学能源与动力学院,江苏南京210016 [2]中国燃气涡轮研究院,四川江油621703

出　　处：《自动化技术与应用》2011年第1期20-23,42,共5页Techniques of Automation and Applications

基　　金：航空基金(编号20091024007)

摘　　要：高空台排气压力调节系统的调节品质直接影响到发动机高空模拟试验的效果和可靠性。本文详细介绍了FUZZY-PID控制器的技术原理和基于PLC的控制器解决方案和设计方法。试验结果表明,将常规PID控制和模糊控制两种控制策略结合起来的排气压力控制系统实现了试验工况变化后的PID参数自动整定,具有鲁棒性好,过程动态品质较优的特点。该控制策略满足实际试验使用要求。The paper introduces a fuzzy-PID controller of exhaust pressure control system in aero-engine altitude simulating tests.The technical theory of the fuzzy-PID controller and the design pattern of the controller based on the PLC system are discussed in the realization of the controller.The results of tests show that with the application of the fuzzy PID controller,the exhaust pressure control system,it realizes the auto adjustment of PID parameters and has good robustness and excellent dynamic performance,can meet the needs of aero-engine altitude simulating tests.

关 键 词：航空发动机高空模拟试验 排气压力控制系统 FUZZY-PID控制器 PLC 

分 类 号：TP273.4[自动化与计算机技术—检测技术与自动化装置]