資源描述：
《球磨機(jī)制粉系統(tǒng)軟測量及控制策略的應(yīng)用研究》由會員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、東南大學(xué)博士學(xué)位論文球磨機(jī)制粉系統(tǒng)軟測量及控制策略的應(yīng)用研究姓名：明學(xué)星申請學(xué)位級別：博士專業(yè)：測試計(jì)量技術(shù)及儀器指導(dǎo)教師：呂震中;王式民20080901ABSTRACTABSTRACTAballmillpulverizingsystemisbroadlyusedtoproducenormativecoalgranuleinmanycoal-firedpowerplants．Itconsumesmuchelectricenergy,abouttwenty—fivepercentsofthewholeelectricenergycon
2、sumptionofelectricpowerplant．Withtheprogressofelectricpowermarketingreform,itisnecessarytocutdownitsconsumptionandfacilitateitsoperationoptimizationbyreasonablepromotions．Thedissertationmainlystudieditssoft—sensoroffilling-uplevel、conditionmonitoringandoptimization．Thi
3、sdissertationaimstosuggestanewmethodandidealforrealizeaballmillpulverizingsystem’Ssoft—sensoroffilling—uplevel、conditionmonitoringandcontrol&optimization．basedonthestudyandresearchontherelatedArtificialIntelligencetechnologies．Themaincontentsofthisdissertationareasfoll
4、ows：l、Discussestheapplicationoftheballmillpulverizingsystemsintheindustryandlaythefoundationforfollowingstudyandresearchworkbasedontheanalysisofeachsoft—sensororcontrolstrategyshortage．2、ProvidesaModifiedParticleSwarmOptimization(MPSO)basedonOptimum—SelectingbyProbabil
5、ityandExplosiveSearchingstrategytoovercomethedrawbackofprematureconvergenceofStandardParticleSwarmOptimization(PSO)especiallywhensolvinghigh—dimensionfunctions．ThefinaltestresultsshowthattheMPSOcallnotonlygreatlyspeeduptheconvergencebutalsosignificantlysolvetheprematur
6、econvergenceofPS0．3、ToovercomethedrawbackofprematureconvergenceandlowconvergencespeedofWNN’StrainingbasedonBP,thisdissertationintroducesPSointoitstrainingandthetestfunctionillustratesthemodificationperformance．Atthesametimethisdissertationbringsforwardthetheoryofanti-e
7、rrorWNNandgivesadesignalgorithm．4、Theknowledgeofchaostimeseriesisimportedtothestudyoftheballmillpulverizingsystems：accordingtotimeseriesofpressuredifference，thechaostheoryisusedtotakephasespacerebuildingforanalyzingthevariablelawoftime-seriesassociateddimension、imbedde
8、dphasespecialorbitandtheK2entropy．Then，thechaoscharacteristicofaballmillpulverizingsystemisjudged．5、StudytheClusterin
