|
|
Simulation of water supply system based on PID control |
LI Hong, ZHENG Ying, QIN Wu-xuan |
Technical and Research Center of Fluid Machinery Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China |
|
|
Abstract In order to implement water supply system experiments,the basic structure of water supply system and corresponding modules transfer functions were established to constitute dynamic block diagram.Output response in MATLAB simulation integrated environment Simulink was simulated.Stable boundary method,lead compensator based on root locus method and designing PID para-meters method were used to design the controller.Appropriate controller design method was found by observing system output characteristic.It was concluded that PID stable boundary method and lead compensator based on root locus method are not suitable to regulate water supply system;whereas the method of designing PID parameters can directly modify the parameters in Simulink to find a suitable set of PID parameters which give satisfying output response of the system.The simulation results provide theoretical basis for building experimental platform.
|
Received: 08 August 2013
|
|
|
|
[1] 汤跃,尚亚波,吴徐.变频调速恒压与变压供水的能耗分析[J].排灌机械,2007,25(1):45-49[2] 庞国仲.自动控制原理[M].合肥:中国科学技术大学出版社,1998:292-293[3] 汤跃,袁寿其,李红.自来水厂供水泵性能在线检测方法的研究[J].排灌机械,2005,23(2):42-44[4] Benjamín B,Christian V L,Aldo S.Multi-objective pump scheduling optimisation using evolutionary strategies[J].Advances in Engineering Software,2005,36(1):39-47[5] Lopez l M,Devi P T,Paechter B.Multi-objective optimisation of the pump scheduling problen using SPEA2[A],2005:435-442[6] 彭鞍虹.通用变频器异步电动机的传递函数[J].鞍山钢铁学院学报 ,2000,23(6):447-449[7] 王柏林,李训铭.变频调速泵供水系统分析[J].河海大学学报(自然科学版),1995,23(2):104-106[8] Yun L,Kiam H A,Gregory C Y.Patents,software,and hardware for PID control:an overview and analysis of the current art[J].IEEE Control Systems Magazine,2006,26(1):42-54[9] Stuart B.The past of pid controllers[J].Annual Review in Control,2001,25:43-53[10] 黄忠霖.控制系统MATLAB计算及仿真[M].北京:国防工业出版社,2004:355-377 |
|
|
|