模糊技术在PLC控制中的应用.PDF

第2 8 卷第 4期 V ol. 28 N o. 4 20 11年 4 月 Journa l of M echanica l E lectr ica l Eng ineering A pr. 2011 PLC * 胡小平, 朱 朋, 纪华伟 ( , 310018 : , , , PLC/, , : , : ; ; + : TH39; TP271 . 4 : A : 1001- 4551( 2011 04 - 0440 - 04 Application of fuzzy technology in the PLC control HU X iaop ing, ZHU P eng, J IH uaw e i ( Co llege of M echan ica l Eng ineering, H angzhou D ianz i University, H angzhou 3 10018, Ch ina Ab stract: A mi ing at the ob jectsw hich often have severe delays, are nonlinea r and d iff icu lt to establish accurate m a them aticalm ode ls in con tro l system, the fuzzy control techno logy w as introduced and applied into trad itional autom anua l dev ices. T he fuzzy contro l is robu st, and it can greatly reduce the effect o f outside interference and beating param eters. F rom an eng ineer ing view, the conventional input/ output mod ules o f S iem ens PLC w ere u sed to m ake up the fuzzy contro lle rs co re, a co rresponding feasible fuzzy contro l algorithm w as presented and the online m ethods o f linear inquery and modu lar prog ramm ing w ere u sed. The results ind icate that e rror is sma ll and the response is fast in ho ning contro l sy stem m ode,l w h ich is u sed th is contro lm ethod. K ey w ords: fuzzy contro;l programmable log ic contro ller( PLC ; online linear inquery m ens PLC , 0 , , 1 Fuzzy , , F uzzy [ 1] , , , , ( PL