SAMPLED-DATA SYSTEM WITH TIME LAG: ANALYSIS AND DESIGN

Abstract

Tho provost dissertation deals with the analysis synthesis. design and cpttnisatioe Of seaple& • d$t* control systems with time logo which say be inherent or introdectd intentionally to imp's the pert .i as of, the system# The proposed toobaians.sssentisliy graphical. enables the drrtg*.r to study the Otto#t* on sbooloto stability. rolative stability and sett ling time by adjusting system parsaot•re. The method to essentially ao extension of parameter piano method and Is bnaod Upon the study Of the charseterist is equation with parameters dop•ndlot s efficient s and * slsts of plotting so*r oharatstertatia oorvos* and cons.gaostiy, the method may be r*mts sourly used for design of culthoop sy tems which have nor. than one adjustable parsostera. The pr duro to particularly convenient for the design of cant innous c rfsot ton, for soapled data system W th time i+ , Sine* the complicated *►tugs of the overall t1baslor function +bates so essential difficulties. Similarly. optimisation of parm tors with constraints in t iss.domato and t requoncy doimsis may to donne IS $ straight forward meaner. The existing method proposed by giloak (Is) t•s.& on Mttx ►te method is t..•yplis$bls when the m 1*.t$bl* ps t** occur 1* a*" than tYC ..o.tti.i.st. of the ehsetsMsttt etIIti+e. Tb. method dsvClOped in this dissertation Ovsz.aa.s this difficulty. The pens*t work concind.• with some suggestions for tvtuvs study in this ftild