典型過程控制回路的性能評價方法及實(shí)時監(jiān)視技術(shù)研究.pdf

1、華北電力大學(xué)(北京)碩士學(xué)位論文典型過程控制回路的性能評價方法及實(shí)時監(jiān)視技術(shù)研究姓名：孟慶偉申請學(xué)位級別：碩士專業(yè)：控制科學(xué)與工程；控制理論與控制工程指導(dǎo)教師：劉吉臻；房方201106華北電力大學(xué)碩士學(xué)位論文AbstractTheperformanceassessmentisimportantfortheimprovingofcontrolsysteminpowerplantAnewassessmentmethodforcomprehe

2、nsiveperformanceoftypicalcontrolsystemwaspresentedforthecaseofsetpointchangeandstochasticdisturbanceexistingsimultaneouslyInthismethod，theerrordataofcontrolsystemweredividedasthedeterministiccomponentandthestochasticcomp

3、onent，andthenthetwocomponentswereusedtocalculatethetrackingindexandthestochasticindexseparatelyImplementationstepsofthismethodwerealsoindicatedAnumericalsimulationandallactualdataanalysisformainpressurecontrolsystemofal0

4、00MWpowerunitweretestedTheresultsshowtheeffectivenessofthismethodRealtimecontrolperformancemonitoring(RCPM)isimportantintherealcontrolsystemThetechnologyandlayoutoftheRCPMareresearchedFirstlyarealtimealgorithmoftrendsext

5、ractionispresented；Secondlyareal—timealgorithmofstateidentificationbasedontheslopesoftheadjacentsectionsisgiven；Then，arealtimedelayestimationalgorithmbasedonrecursiveleastsquaresisproposed，inwhichthedelayprobabilitydensi

6、tyfunctionandforgettingfactorareused；Lastlythecalculationofonlineperformanceassessmentandtheparameterswhcicharemonitored，arediscussedRealtimeperformancemonitoringsoftwareisdevelopedbasedontheforegoingtheoryandtheGUItoolb