簡(jiǎn)介：中南工業(yè)大學(xué)博士后學(xué)位論文航空剎車(chē)用CC復(fù)合材料氧化行為抗氧化涂層的研究姓名易茂中申請(qǐng)學(xué)位級(jí)別博士后專(zhuān)業(yè)材料學(xué)指導(dǎo)教師黃伯云19990701出爐。其最佳抗氧化效果為9000C、2小時(shí)靜態(tài)氧化失重率為015％，9000C、4小時(shí)氧化失重率為113％。5未固化處理的涂層試樣900。C靜態(tài)氧化動(dòng)力學(xué)曲線呈二段直線型，而固化處理的涂層試樣在900。C氧化的動(dòng)力學(xué)曲線具有拋物線形狀，不論涂層固化與否在較低溫度的700。C靜態(tài)氧化動(dòng)力學(xué)曲線基本上呈直線型。6帶涂層的C／C復(fù)合材料氧化過(guò)程是一個(gè)復(fù)雜的氣固反應(yīng)過(guò)程，包括I氧氣向內(nèi)的擴(kuò)散；2氧與涂層中的耗氧組元反應(yīng)生成新的陶瓷組元；3進(jìn)入涂層與基體材料界面的氧與材料發(fā)生氧化反應(yīng)形成氣體；4反應(yīng)氣體向外擴(kuò)散。關(guān)鍵詞C／C復(fù)合材料氧化抗氧化涂層飛機(jī)剎車(chē)盤(pán)

簡(jiǎn)介：中南大學(xué)碩士學(xué)位論文航空發(fā)動(dòng)機(jī)軸間密封CC復(fù)合材料的制備及摩擦磨損特性研究姓名彭春蘭申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)材料學(xué)指導(dǎo)教師易茂中20020101ABSTRACTTHESEALRINGISTHECRITICALPARTFBRTHESEALINGOFTHEMAINAXISOFAEROPLANEENGINEACCORDIⅡGTOTHEREQUIREMEⅡTOFAPPLYINGCONDITIONS，ITMUSTHAVEHIGHSTRENGTH，EXCELLENTOXIDATIONRESISTANCEANDLOWCOEFFICIENTOFFRICTIONANDWEARRATIOTHECARBONCARBOⅡCOMPOSITESWEREFABRICATEDANDTHEIRPROPERTIESWEREANALYZEDWHAT’SMORE，F(xiàn)RICTIONANDWEARPROPERTIESOFTWOTYPESOFMATERIALS，CARBONCARBONCOMPOSITEANDHIGHSTREⅡGTHGRAPHITEW血ICHWASSUPPOSEDTOBEUSEDASTHESEALRINGOFTHEMAINAXISOFAEROPLANEENGINE，WEREINVESTIGATEDACCORDIⅡGTOTHEREQUIREMENTOFAPPLYINGCONDITIONSANDPFOPERTIESOFTHESEAL“ⅡGOFTHEMAINAXISOFAEROPLANEENGINE，PREFBRMSWEREDESIGNEDINTOTHESUBSTRATETHATTHECARBONCLOTHANDFELTALTERNATELYWEREWINDEDAROUⅡDTHECYLIⅡDERAⅡDTHENNEEDLEDWITHCARBONFIBERINTHERADIALDIRECTIONANDTHEOTHER3一DWEAVIⅡGSUBSTRATETBREINFBRCETHEFIBREANDTHEMATRIXCONNECTING，PREFORMSWEREDENSIFIEDBYCVDFIRSTLYTHEPYROLYTICCARBOⅡWITHRL／SLSTRUCTUREORSLSTRUCTUREWASOBTAINEDAFTERTHATTHEMATERIALSWEREFURTHERDENSIFIEDWITHRESINANDHEATTREATEDAT2L00℃THESTRENGTH觚DWEARRESISTANCEWASIMPROVED，ANDTHERESINWOULDGUARANTEETHESEALINGEFFECTAFTERHEATTREATMENT，THEDEGREEOFGRAPHITIZATIONOFTHEMATERIALSWASABOUT30～50％，ANDTHEDEGREEOFGRAPHITIZATIONOFMATERIALL6拌WASAMOUNTT0471％THEHARDNESSOFTHE3DPREFBRMMATERIALWASCLOSEINTHERADIALANDCIRCUMAMBIENTDIRECTIONBUTTHEHARDNESSOFTHEOTHERPREFORMWASALMOSTANISOTROPICTHETHERMALCONDUCTIVITYWASALSOANISOTROPICTHECOEFFICIENTOFTHERMALEXP蚰SIONDECREASEDWITHTHETEMPERATUREINCREASEDWHEN400℃，ITWASATTHEBOTTOM，鋤DWHEⅡTO500℃，ITINCREASEDANDTHEMECHANICALPROPERTYOFCARBONCARBONCOMPOSITEWASPSEUDOPLASTICBYSTUDYINGFICTIOⅡANDWEAROFTHECARBONCARBONCOMPOSITEANDIT

簡(jiǎn)介：中圖分類(lèi)號(hào)V2337論文編號(hào)102870215S103學(xué)科分類(lèi)號(hào)082502碩士學(xué)位論文航空發(fā)動(dòng)機(jī)控制系統(tǒng)傳感器故障診斷與容錯(cuò)控制研究生姓名姜潔學(xué)科、專(zhuān)業(yè)航空宇航推進(jìn)理論與工程研究方向航空發(fā)動(dòng)機(jī)傳感器故障診斷指導(dǎo)教師李秋紅副教授南京航空航天大學(xué)研究生院能源與動(dòng)力學(xué)院二О一五年三月NANJINGUNIVERSITYOFAERONAUTICSANDASTRONAUTICSTHEGRADUATESCHOOLCOLLEGEOFENERGYANDPOWERENGINEERINGRESEARCHONAEROENGINECONTROLSYSTEMSENSORFAULTDIAGNOSISANDFAULTTOLERANTCONTROLATHESISINAEROSPACEPROPULSIONTHEORYANDENGINEERINGBYJIANGJIEADVISEDBYASSOCIATEPROFESSORLIQIUHONGSUBMITTEDINPARTIALFULFILLMENTOFTHEREQUIREMENTSFORTHEDEGREEOFMASTEROFENGINEERINGMARCH,2015

簡(jiǎn)介：西北工業(yè)大學(xué)碩士學(xué)位論文某型航空螺旋離心泵性能計(jì)算研究姓名何海強(qiáng)申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)控制理論與控制工程指導(dǎo)教師郭迎清20040301ABSTRACTFUELPUMPANDLUBEPUMPUSEDINPRESENTAEROENGINEANDSPACEENGINEAREORIENTEDTOSMALLERVOLUME，BIGGERFLUXANDHIGHERPRESSURETHEYDIFFERSMUCHFROMTHETRADITIONALHYDRAULICELEMENTBOTHINMECHANICSANDINPRINCIPLETHEFRESHTHOUGHTANDCUTEMETHODUSEDINTHESEPUMPSMAKETHEMWORKBETTERANDCONTRIBUTEMORETOTHEOPERATIONOFTHERULESYSTEMTHUS，ITISOFMUCHINDISPENSABILITYTOFINDOUTTHENEWIDEASANDEXCLUSIVEMECHANICSSTRUCTUREANDPERFORMANCEOFASCREWCENTRIFUGALPUMPUSEDINAEROENGINEWASDISCUSSEDINTHISPAPERANDTHECALCULATIONMETHODOFTHEPUMP’SPERFORMANCEWASALSOGIVENOUTTHEPAPERBEGINSWITHTHEDISCUSSIONOFTHEOPERATINGPRINCIPLEANDFUNCTIONOFTHESCREWINDUCERSPECIALELEMENTOFTHEPUMP，ANDTHENGIVESTHEDEFINITIONANDRELATIONSHIPOFTHEPARAMETERSANDTHECURVEFUNCTIONOFTHEINDUCERASWELL，WHICHISOFGREATIMPORTANCETODATAANALYZINGANDPUMPMANUFACTURINGBYPRESENTINGTHESIMPLIFIEDFLOWMODEL，THEFLOWANDVELOCITYTRIANGLESWEREANALYZEDTNTHEPAPERTHEAUTHOREXCAVATEDTHEPERFORMANCE，CALCULATEDTHEVELOCITY，PRESSUREANDFLOWLOSSOFTHEWORMSHELL，THEOUTLETELEMENTOFTHEPUMPACCORDINGTOTHECOMMONMETHODOFTHEPERFORMANCECALCULATIONOFCENTRIFUGALPUMP，THEAUTHORCALCULATEDTHEHEADANDPOWEROFTHEPUMP，SHOWEDTHEWAYTOGETTHEPRESSUREOFTHEOUTLETANDTHEAUTHORALSOINDICATEDTHEIMPACTOFTHESTRUCTUREPARAMETERSANDTHUSGUIDEDTHEDESIGNOFTHEPUMPTHERESULTSSHOWTHATTHESCREWCENTRIFUGALPUMPISATYPEOFWELLWORKINGPUMPWITHGOODPERFORMANCE，ITHASHIGHERHEADANDEFFICIENCYWITHBETTERABILITYOFANTIEROSIONBOTHTHEPARAMETERSANDTHEWORKINGCONDITIONCANAFFECTTHEPUMP’SOPERATIONANDPERFORMANCEDIRECTLYITISAUSEFULWAYTOCHANGETHESEPARAMETERSTOMEETTHENEEDOFTHEENGINEERING【KEYWORDS】SCREWCENTRIFUGALPUMP；SCRE％VINDUCER；WORMSHELLPERFORMANCECALCULATION

簡(jiǎn)介：碩士學(xué)位論文士學(xué)位論文航空遠(yuǎn)距離傾斜攝影相機(jī)掃描穩(wěn)像及像移補(bǔ)償技術(shù)研究RESEARCHONSCANNINGMOTIONCOMPENSATIONOFAIRBNECAMERAFLONGRANGEOBLIQUEPHOTOGRAPHY李福東李福東哈爾濱工業(yè)大學(xué)哈爾濱工業(yè)大學(xué)2015年7月CLASSIFIEDINDEXV2435UDC6213DISSERTATIONFTHEMASTERDEGREEINENGINEERINGRESEARCHONSCANNINGMOTIONCOMPENSATIONOFAIRBNECAMERAFLONGRANGEOBLIQUEPHOTOGRAPHYCIDATELIFUDONGSUPERVISPROFGUANYINGZIACADEMICDEGREEAPPLIEDFMASTEROFENGINEERINGSPECIALITYSPACECRAFTDESIGNAFFILIATIONSCHOOLOFASTRONAUTICSDATEOFDEFENCEJULY2015DEGREECONFERRINGINSTITUTIONHARBININSTITUTEOFTECHNOLOGY

簡(jiǎn)介：中國(guó)民用航空學(xué)院碩士學(xué)位論文BP網(wǎng)絡(luò)與航空發(fā)動(dòng)機(jī)模型在間隙對(duì)性能影響研究中的應(yīng)用姓名馬曉剛申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)航空宇航推進(jìn)理論與工程指導(dǎo)教師白杰李書(shū)明20040110中國(guó)民用航空學(xué)院碩士學(xué)位論文ABSTRACTTHISPAPEROPTIMIZEDANDANALYZEDTHEDATAOFASSEMBLYTOLERANCESINTEGRATEDWITHTHEFACTDURINGAEROENGINEMAINTENANCE，ANDASSEMBLEDAMODELTORESEARCHTHERELATIONSHIPBETWEENTHETOLERANCESOFKEYENGINECOMPONENTSINCLUDINGTIPCLEMANCESOFROTATINGCOMPONENTSANDENGINEPERFORMANCETHROUGHTHECOMBINEDUSEOFBPARTIIKIALNEURALNETWORKANDCONVENTIONALTHEORETICMODELOFAEROENGINEINTHERESULTOFTHISPAPER，SOMERULESAREGIVENTOOUTLINETHESERELATIONSHIPSTHATISVERYUSEFULTOCONTROLTHEASSEMBLYTOLERANCESANDACHIEVEHIGHLEVELSOFENGINEPERFORMANCEAFTERSERVICINGDATAOFASSEMBLYTOLERANCESDISCUSSEDINTHISPAPERARESTATICTOLERANCEBEFORETESTANDEMPHASIZEPARTICULARLYOILINVESTIGATINGTHERELATIONSHIPBETWEENCLEARANCESOFASSEMBLYBLADESANDTHEENGINEPERFORMANCEBESIDES，BPARTIFICIALNEURALNETWORKANDWORKINGCONDITIONEQUATIONOFTHEENGINEAREADOPTEDINTHISPAPERTOFORECASTTHEEFFECTOFTIPCLEARANCEONPARAMETERSOFENGINESUCHASEFFICIENCYOFPRESSURECOMPRESSOGEFFICIENCYOFTURBINE，THETEMPERATUREINTHEFRONTOFTURBINEANDEXHAUSTGASTEMPERATUREBECAUSEOFTHELIMITATIONOFTHEANALYTICALMETHODOFMATHEMATICS，THERELATIONSHIPOFTOLERANCERECORDEDDURINGMAINTAININGANDENGINEPERFORMANCEDESCRIBEDINTHISPAPERCORRESPONDSTOTHESPECIFICSERVICINGCONDITIONANDMODELBUTTHEMETHODCANAPPLYTODEALWITHOTHERENGINEMODELTHEDATAINTHISPAPERARECOLLECTEDFROMACIVILTURBINEFANENGINEWITHAFAN，TWOAXIALCOMPRESSORS，ANAXIALHIGHPRESSURETURBINEHPRLL，ANDANAXIALLOWPRESSURETURBINELPTCANREPRESENTCOMMONMODELTHROUGHANALYZINGINTHISPAPERWEVERIFIEDTHATTIPCLEARANCESAFFECTSENGINEPERFORMANCEANDOPERABILITYATTHESAMETIMESOMEOTHERTOLERANCESHAVEEFFECTSTOENGINEPERFORMANCESOMECONCLUSIONDRAWNINTHISRESEARCHCANOFFERREFERENCETELEVANTRESEARCHERFINALLY，ANAPPLICATIONPROGRAMPW4000ASSEMBLYTOLERANCESANDENGINEPERFORMANCEANALYSISSYSTEMWASDEVELOPEDINVCLANGUAGEANDODBCDATABASETHROTLGHANALYSISANDPREDICTIONEMPLOYEDTHISSYSTEMTHEVALIDITYOFTHERESEARCHAPPROACHESINTHISPAPERWASVERIFIEDKEYWORDSAEROENGINE，PERFORMANCE，TOLERANCE，BPANN

簡(jiǎn)介：合肥工業(yè)大學(xué)碩士學(xué)位論文航空軸承性能試驗(yàn)測(cè)試控制系統(tǒng)的研制姓名劉蘇亞申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)機(jī)械工程指導(dǎo)教師尹志強(qiáng)徐同申20040401THERESEARCHINGANDMANUFACTURINGOFCONTR0IIINGANDTESTSYSTEMFORAVIATIORBERINGTESTERABSTRACTTHEAVIATIONBEARING‘‘661701”ISDEVELOPEDASINTERVENINGBEARINGWHICHISALSOCALLEDONEWAYBEARINGOFAVIATIONENGINEFORTHE608RESEARCHINSTITUTEOFAVIATIONINDUSTRYBYLUOYANGBEARINGSCIENCEANDTECHNOLOGYCD．，LTD．THEPERFORMANCEOFTHEBEARINGISDIRECTLYASSOCIATEDWITHTHESTARTUP．THEREFOR，ITISVERYIMPORTANTTOTESTTHEONEWAYBEARING“66I701”。TWOELECTRICSPINDLESAREUSED，ONESIMULATESTHESTARTERMOTOR，THEOTHERSIMULATESENGINETODRIVEBEARING．INTHETEST，THESPEEDOFREVOLUTION，TEMPERATURE，OILSUPPLYPRESSUREANDOTHERPARAMETERAREMEASUREDBYTHEINDUSTRYCONTROLCOMPUTER。ATTHESAMETIME，ITDETAILEDDEMONSTRATEANDCARRYOUTTHEWAY，WHICHAPPLYHOUSINGELECTRICSPINDLESATGENERATIONSTATETOCARRYOUTHOUSINGTOQUELOADINGINTHEJOINTTESTINGANDINDIRECTLYESTIMATIONHOUSINGTORQUELOADINGBYTHEELECTROMAGNETISMTORQUEOFINNERTUBEELECTRICSPINDLES．THUS，THETECHNICALPROBLEMTHATTHEHIGHSPEEDSHAFTINGTORQUELOADINGDEVICEANDTORQUESENDERAREDIFFICULTTOINSTALLISSOLVEDANDITSAVESASETOFEXPENSIVEHIGHSPEEDSHAFTINGTORQUELOADINGANDMEASURINGDEVICE．THEOUTCOMEFILLTHEBLANKINTHEDOMESTICFIELDOFTORQUELOADINGFORHIGHSPEEDONEWAYBEARINGTEST．ANDITREACHESADVANCEDLEVELINOURCOUNTRY。THEPARAMETRICSELFADJUSTINGONLINEINTERPOLATIONFUZZYCONTROLISFORMEDBYTHEAPPLYINGPRACTICALINTERPOLATIONMETHODANDPARAMETRICSELFADJUSTINGMETHODTOROUTINEFUZZYCONTROLSYSTEMTHESYSTEMLOWERTHESTATICERRORANDAVOIDTHEFLUTTEROFROUTINEFUZZYCONTROLLER．THESIMULATIONRESULTSPROVETHATTHISSYSTEMHASRAPIDDYNAMICRESPONSESPEEDANDHIGHSTEADYSTATE，ASWELLASGOODFOLLOWINGCAPABILITYANDSTRONGROBUSTNESS．

簡(jiǎn)介：東南大學(xué)碩士學(xué)位論文加強(qiáng)政府航空安全管理對(duì)策研究姓名陳忠躍申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)公共管理指導(dǎo)教師袁久紅20110930ABSTRACTTITLETHESTRATEGYFORTHEGOVERNMENTTOSTRENGTHENAVIATIONSAFETYMANAGEMENTNAMECHENZHONGYUESUPERVISORYUANJIUHONGUNIVERSITYSEUSOUTHEASTUNIVERSITYALONG霄ITHTHERAPIDDEVELOPMENTOFCIVILAVIATIONINDUSTRYOFCHINA。THEDEMANDOFAIRTRANSPORTHASBEENDRAMATICALLYINCREASINGTHECONFLICTBETWEENTHERAPIDGROWTHOFTHEFLIGHTTRAFFICANDTHERELATIVELYWEAKSAFETYBASISISMORESERIOUSTHISPAPERFIRSTANALYZESTHEPRESENTSITUATION8NDCHARACTERISTICSOFTHECIVILAVIATIONSAFETYMANAGEMENTTHENFROMTHESTATISTICALANALYSISOFTHECRASHINTHEPASTTWODECADES，WEOBTAINTHEMAINMANAGEMENTFACTORSFORAVIATIONSAFETYBASEDONTHEABOVEMANAGEMENTFACTORS，霄EANALYZESTHEMAINSECURITYMANAGEMENTPROBLEMSINTHEAVIATIONINDUSTRYFROMTHEPLANNING，ORGANIZATIONCOORDINATIONANDCONTROLFUNCTIONSWEPROVETHATTHE90VER咖ENTNEEDENHANCETHEAVIATIONSAFETYMANAGEMENTFROMSCIENTIFICPLANNING。MACROCONTROL，INSTITUTIONALCHANGE，STRENGTHENINGPRODUCTIONSAFETYRESPONSIBILITY，STRENGTHENINGEMERGENCYMANAGEMENTANDSOONTHEGOVERNMENTISTHEMOSTIMPORTANTAVIATIONSAFETYREGULATORTHISARTICLEPROVIDESTHESTRATEGYFORTHEGOVERNMENTSTRENGTHENINGAVIATIONSECURITYMANAGEMENTTHESTUDYPROVIDESAGOODREFERENCEFORTHEGOVERNMENTTOENHANCETHEAVIATIONSAFETYMANAGEMENTKY的RD8GOVER珊ENT；CIVILAVIATION；SAFETY艙NAGEMENT№NAGEMENTSYSTEM

簡(jiǎn)介：西北工業(yè)大學(xué)碩士學(xué)位論文基于隨機(jī)PETRI網(wǎng)的航空電子綜合系統(tǒng)數(shù)據(jù)總線建模分析姓名耿修堂申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)系統(tǒng)工程指導(dǎo)教師吳勇20040301西北工業(yè)大學(xué)碩卜論文基于隨機(jī)PETRI網(wǎng)的航空電F綜合系統(tǒng)數(shù)據(jù)總線的建模分析ABSTRACTTHETHESISCONTENTISMODELLINGANDANALYSISOFINTEGRATEDAVIONICSSYSTEMDATABUSWITHSTOCHASTICPETRINETTHEPURPOSEISOPTIMIZINGBUSTRANSMISSIONSYSTEMBYTHEANALYSISOFINTEGRATEDAVIONICSSYSTEMDATABUSCAPABILITYPARAMETERUTILIZINGTIMEDPETRINETSTOCHASTICPETRINETMODELLINGTOOLANDCOMPUTERTOOLSIMULATINGANDANALYZINGINTEGRATEDAVIONICSSYSTEMDATABUSANDATTAININGSYSTEMTIMECAPABILITYPARAMETERARETHESTUDYINGMETHODOFTHETHESISASARESULTOFSTUDYINGWEGAINTHREESYSTEMTIMECAPABILITYPARAMETEROFMONOLAYERBUSFRAMEWORKANDTWODOUBLEBUSFRAMEWORKDATABUSUTILIZATIONLENGTHOFTHEDATAWAITINGQUEUEANDTIMEOFSYSTEMTIMEDBASINGONFIXEDBCCONTROLSEASONALREPERTOIRETIMEDPETRINETANDSTOCHASTICPETRINETWEALSOTAKETWOCONCLUSIONSBYFOREGOINGRESULTFIRSTOFALLTHESYSTEMBECOMESMOREANDMORECOMPLEXTHESYSTEMDATABUSUTILIZATIONCOPYRESULTTIMEOFSYSTEMTIMEDANDLENGTHOFTHENEWSWAITINGQUEUEBECOMEMOREANDMOREPRECISEBASINGONSTOCHASTICPETRINETATTHESAMETIMETHEMODELISVISUALVIVIDCONCISEANDCURRENTSECONDLYWHENITISTWODOUBLEBUSFRAMEWORKTHEUTILIZATIONOFDATABUSANDLENGTHOFTHEDATAWAITINGQUEUEWILLFALLQUICKLYKEYWORDSINTEGRATEDAVIONICSSYSTEMSTOCHASTICPETRINET1553BDATABUSTIMEDPETRINET

簡(jiǎn)介：西北工業(yè)大學(xué)碩士學(xué)位論文航空高壓直流稀土永磁無(wú)刷電機(jī)控制技術(shù)研究姓名梅彥平申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)電機(jī)與電器指導(dǎo)教師馬瑞卿20050301西北工業(yè)大學(xué)碩士學(xué)位論文ABSTRACTABSTRACTRESPONDTOTHEREQUIREMENTOFANAVIATIONDEPARTMENTTHESPEEDCONTROLTECHNIQUESANDTHERELATIVEAPPLIANCETECHNIQUESOFRAREEARTHPERMANENTMAGNETBRUSHLESSDCMOTORBLDCMWHICHWORKSFORTHENEWHIGHVOLTAGEPOWERSUPPLYSYSTEMOFPLANEISRESEARCHEDINTHISPAPERTHEPAPERMAINLYINCLUDESTHREEPARTSFIRSTBASEONTHECOMPREHENSIVEANALYSISANDSTUDYABOUTTHESTRUCTUREPRINCIPLESANDCONTROLRULESOFBLDCMOTORCONTROLSYSTEMITSCONTROLMETHODTHATUSEDFORHVDCSYSTEMISRESEARCHEDINORDERTEALIZETHEMOTORS“SOFTSTART“ANIDEALSTARTPROCESSIONASOFTWAREPROGRAMANDASTRATEGYOFSPEEDANDCURRENTDOUBLECLOSELOOPCONTROLSYSTEMTIMETHESPEEDAREINTRODUCEDTOLIMITITSSTARTCURRENTATTHESAMECLOSELOOPSYSTEMARESIMULATEDSECONDDEPENDONTHESTUDYOFTHEPRINCIPLESANDTECHNIQUESOFTHEMINIATUREHIGHFREQUENCYSINGLEENDEDFLYBACKSWITCHINGPOWERSUPPLYESPECIALLYTHEPRINCIPLESOFTHESINGLECONTROLCHIPOFSWITCHINGPOWERSUPPLYTOP224YANDTHECALCULATIONANDDESIGNOFHIGHFREQUENCYTRANSFORMER，ASWITCHINGPOWERSUPPLYWHOSECONTROLCHIPISTOP224YISDESIGNEDWHICHACCOMPLISHTHEPOWERTRANSFORMATIONFROM270VDCTO5VDCAND15VDCINTHEMEANINGTIMETHEPROBLEMOFEMCISRESEARCHEDANDSOMEMETHODSTOREDUCETHEINFLUENCESOFEMCAREPUTFORWARDLASTBASEONALLTHOSERESEARCHESABOVEACONTROLLERWHICHUSETHEMICROCONTROLLERCHIPAT89C51ISDESIGNEDITUSESTHESIGNALSTHATCOMEFROMTHEROTORPOSITIONSENSORTOGETTHEMOTORSSPEEDINDIRECTLYANDUSESSOFTWARETOACCOMPLISHTHESIGNALSOFPWMWAVEANDTHESTRATEGYOFSPEEDCLOSELOOPCONTROLTHESIMULATIONABOUTTHECONTROLTHEORYISVERIFIEDBYTHEEXPERIMENTTHISCONTROLLERGUARANTEESTHEMOTORWORKSIN4KINDSOFPATTERNSSAFELYANDTHEWORKSSTABILITYISENSUREDTHROUGHSEVERALKINDSOFANTIDISTURBANCETECHNIQUESTHEEXPERIMENTRESULTSSHOWSTHATTHESWITCHINGPOWERSUPPLYPROVIDEAPERFECTQUALITYPOWERFORTHECONTROLLERTHEMOTORSSPEEDCANBESTABILIZEDORADJUSTEDINCESSANTLYIN4KIND

簡(jiǎn)介：西北工業(yè)大學(xué)碩士學(xué)位論文用于航空發(fā)動(dòng)機(jī)MBC控制的部件性能跟蹤濾波器研究姓名郭濤申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)控制理論與控制工程指導(dǎo)教師樊思齊20030301聽(tīng)北T業(yè)人學(xué)碩L論文ABSTRACTABSTRACTTRACKINGFILTERISAIMPORTANTCOMPONENTOFMBCMODELBASEDCONTR01SYSTEMINTHISPAPERAAEROENGINEPERFORMANCETRACKINGFILTERISDESIGNEDBYKALMANFILTERALGORITHMTHEFILTERESTIMATETHEECDPENGINECOMPONENTDEVIATIONPARAMETERSWHICHREFLECTTHEDETERIORATIONOFENGINEANDTHEVARIATIONBETWEENENGINESTHEESTIMATEPARAMETERSAREUSEDTOTUNETHEEMBEDDEDMODELTOMAKETHEMODELCONSISTENTWITHTHEENGINEWHICHRESPECTTHENTHEMODELISUSEDTOCALCULATETHEENGINEPERFORMANCEPARAMETER腸ECHANGEOFECDPISMODELEDINASTATESPACEPERTURBATIONFORMULATION，AUTHORREFORMULATETHEMATHEMATICMODELOFENGINETOPROCESSTHEECDPASTHESTATEPARAMETERSOFMODEL，EXPATIATEONTHEPROVEOFTHEFILTERSTABILITYSTUDYTHEFILTERVOLATILIZATIONPHENOMENONBYFREEZINGKMATRIXANDCOMPENSATINGTHEMODELBYECDETHEVOLATILIZATIONOFFILTERISSOLVEDINSIMULATIONENVIRONMENTFOURTRACKINGFILTERSAREDESIGNEDBYALTERINGTHECOMPONENTOFOBSERVEPARAMETERTODETECTTHEEFFECTOFDIFFERENTCOMPONENTAILFOURFILTERSAREEVALUATEDINDIFFERENTPOSHIONOFFLYENVELOPKEYWORDSACMENGINESYSTEMIDENTIFICATIONTRACKINGFILTERKALMANFILTERMODELBASEDCONTROL

簡(jiǎn)介：中國(guó)民用航空學(xué)院碩士學(xué)位論文航空發(fā)電機(jī)性能測(cè)試用電力電子負(fù)載的研究姓名侯威申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)導(dǎo)航、制導(dǎo)與控制指導(dǎo)教師臧小杰20050124中國(guó)民用航空學(xué)院硪}’學(xué)位論義ABSTRACTATPRESENTINOURCOLLLLNYMEEQUIPMENTOFPERFO肋ANCETESTOFAEROENGINEISIMPORT．THISEQUIPMEMISVERYEXPENSIVEA11D血EPERFBMLANCEOFITISNOTVERYGOOD．THISP印ERDESCRIBESTLLEELEC研CLOADHAVINGPOWERREG鋤ERALIONABILI哆1KSELECTRICLOADCALLBEUTILIZEDTOTESTTHEPERFO玎NACEOFAEROEN茁NEANDAL§OCANBEU∞D(zhuǎn)BY也EPOWERSOURCEF她TORYANDTHEINOTORMANUFACTURINGPLAILTETC．NCOMPOSESOFTWOPANS，也EINVERTERANDT11ECONVERTELINTHECONVENERPART血ETHESISDISCUSSESTHCSMALLSI鄂IALMODELALLDTLLEAVERAGEMODEL．ININVERTERPANITMAJNLYCOMPARESSOMECURRENTCOMR01WAYSANDTDLSTHEADV瓤LTAGESTLLISP印ERUSED．THEELE蹦CLOAD也ISP叩ERDIS瞄SESH鵲FOUOWINGABIL姆．ITHASTHCISOLATEDPOWERREGENEMTIONABILITY姐DREALIZESSMALLSIZEANDLIGHTWEIGHTBECAUSEOFHI曲E歷CIENCY．BYCOMPENSATIILGTHEI印UTCIHTENTWAVEFOMLOFTHETCSTEQUIPMENTUSINGACTIVEFLITCRABILITYOFTHEELEC砸CLOAD，TLLE疵TYPOWERFHCTORANDTHESI衄SOIDALINPUTCURRENTOFTHETO協(xié)LSYSTEMCANBEACHIEVED．ITC蛆SIMILLATEVARIOUSTYPEOFLOADSSUCHASRL，RCORRECTIFIERCIRCUIT，ASAEXPERIMENTALRCSMT，ITISPOSSMLETOOBTAINEXCELLENTSIMULATIONOFLOADSINCLUDINGRADID10ADNUCTLLATIONSANDCNLSHCURRENT．K剛RORDSACROEN西NE，PERF．OHNANCETEST，EKC扛ICLOAD，POWERREGENERATION，SIMULATIONMODEL

簡(jiǎn)介：分類(lèi)號(hào)UDC密級(jí)編號(hào)十I初大學(xué)CENTRALSOUTHUNIVERSITY碩士學(xué)位論文論文題目學(xué)科、專(zhuān)業(yè)研究生姓名導(dǎo)師姓名及專(zhuān)業(yè)技術(shù)職務(wù)盲源分離技術(shù)在航空發(fā)動(dòng)機(jī)故障診斷中的應(yīng)用研究控制科學(xué)與工程謝志明魯五一教授2011年5月原創(chuàng)性聲明LIIIIIIIIIIIILILTIIIIIY1915424本人聲明，所呈交的學(xué)位論文是本人在導(dǎo)師指導(dǎo)下進(jìn)行的研究工作及取得的研究成果。盡我所知，除了論文中特別加以標(biāo)注和致謝的地方外，論文中不包括其他人已經(jīng)發(fā)表或撰寫(xiě)過(guò)的研究成果，也不包含為獲得中南大學(xué)或其他單位的學(xué)位或證書(shū)而使用過(guò)的材料。與我共同工作的同志對(duì)本研究所作的貢獻(xiàn)均已在論文中作了明確的說(shuō)明。作者簽名掣日期立生年上月止日學(xué)位論文版權(quán)使用授權(quán)書(shū)本人了解中南大學(xué)有關(guān)保留、使用學(xué)位論文的規(guī)定，即學(xué)校有權(quán)保留學(xué)位論文并根據(jù)國(guó)家或湖南省有關(guān)部門(mén)規(guī)定送交學(xué)位論文，允許學(xué)位論文被查閱和借閱；學(xué)校可以公布學(xué)位論文的全部或部分內(nèi)容，可以采用復(fù)印、縮印或其它手段保存學(xué)位論文。同時(shí)授權(quán)中國(guó)科學(xué)技術(shù)信息研究所將本學(xué)位論文收錄到中國(guó)學(xué)位論文全文數(shù)據(jù)庫(kù)，并通過(guò)網(wǎng)絡(luò)向社會(huì)公眾提供信息服務(wù)。、，作者簽名駕絲蹲導(dǎo)師簽名粒日期J止年￡月迓日

簡(jiǎn)介：電子科技大學(xué)碩士學(xué)位論文民航空中交通管制自動(dòng)化系統(tǒng)的設(shè)計(jì)與實(shí)現(xiàn)姓名陳占全申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)控制理論與控制工程指導(dǎo)教師呂炳朝200111畢業(yè)論文捕要ABSTRACTTHISSCHEMEOFAUTOMATICCONTROLSYSTEMISDESIGNEDFORTHECONTROLCENTEROFCIVILAVIATIONAIRPORTITPROVIDESAUTOMATICEONTROLMEANSFORAIRPORTCONTROLPERSORMELANDISNECESSARYFORREALIZINGAIRPORTRADARCONTR01THISSYSTEMISDESIGNEDASOPENDISTRIBUTEDPROCESSSYSTEMITISEASYTOEXPANSIONANDMAINTENANCETHESYSTEMCANFUL捌THEREQUIREMENTOFAIRCONTROLOFCIVILAVIATION，SOITMAYBEUSEDTOLARGEMIDDLEANDSMALLAIRPORTTHISARTICLEDISCUSSEDTHEPRINCIPLEDESIGNOFSYSTEMSTRUCTUREANDTHEPROGRAMREALIZATIONMEANSOFSYSTEMSOFTWAREITSCONTENTISMAINLYINCLUDINGOFMULTICHANNELRADARINTERFACEPROCESSINGMULTIRADARDATAAMALGAMATIONPROCESSING，CONFLICTWARRDNGPROCESSINGANDCONGOLPERSONNELSEATPROCESSINGMANYIMPORTANTFUNCTIONSTHATAIRTRAFFICCONTROLAUTOMATICSYSTEMNEEDEDARESOLVED，SUCHASINTERFACEANDAMALGAMATIONOFTHEMULTIRADARDATAFLIGHTCONFLICTWARNINGANDDYNAMICREAPPEAROFTHERADARTARGETSTHESYSTEMWASTESTEDATZHOUSHUIZIINTERNATIONALAIRPORTOFDALIANTHATAUTHENTICATEDTHESYSTEM’SUSABILITYKEYWORDSAIRTRAFFICCONTROL，DATAAMALGAMATION，MONORADAR，SEAT，PREMIERSURVEILLANCERADAR，COMMUNICATION，MULTIRADAR，F(xiàn)LIGHTPLAN，CONFLICTWARNING，SECONDSURVEILLANCERADAR第2甄莛66頁(yè)

簡(jiǎn)介：中國(guó)民用航空學(xué)院碩士學(xué)位論文基于主成分分析的航空發(fā)動(dòng)機(jī)單元體性能辨識(shí)姓名歐陽(yáng)成麗申請(qǐng)學(xué)位級(jí)別碩士專(zhuān)業(yè)航空宇航推進(jìn)理論與工程指導(dǎo)教師孫春林20040216中國(guó)民用航空學(xué)院碩士學(xué)位論文ABSTRACTAEROENGINEISTHEPOWEROFANAIRPLANE，SOITISALLVERYIMPORTANTPARTOFALLAIRPLANEENGINEMONITORINGANDDIAGNOSISHASBECOMEARTIMPORTANTISSUEINTHEFIELDOFAVIATIONENGINEMONITORINGANDDIAGNOSISISANECESSARYWAYANDPRECONDITIONFORADVANCEDAVIATIONMAINTENANCEWITHTECHNOLOGY，CONDITIONBASEDMAINTENANCEAVIATIONMAINTENANCETHEDEVELOPMENTOFENGINEMONITORINGBECOMESADOMINANTWAYINTHEFIELDOFTHEPERFORMANCEOFENGINEISANALYSEDBYFOURMEASUREPARAMETERS一一NI，N2，EGTFFIFANENGINEHASASCREWLOOSE，ITWOULDBESENTTOMAINTENANCESTATIONSANDBEMAINTAINEDASTHEWHOLESOSOMEGOODCOMPONENTSWOULDBETAKENDOWNANDEXAMINEDASARESULT，SOMEEXCESSCOSTEXPENDEDATLAST，ITISEXPECTEDTHATALLFAILUREWOULDBEINSULATEDTOCOMPONENTSNOWPRINCIPALCOMPONENTSANALYSISISUSEDTODEDUCETHENUMBEROFFAILUREGENE，THEREFORE，THE12FAILUREGENESAREDEDUCETO5SYNTHESIZEDFAILUREGENES，MATCHING5COMPONENTSSO，THEPERFORMANCEOFEVERYCOMPONENTISANALYSEDBYTHE5FAILUREGENESASAWAYONEKINDOFARTIFICIALNEURALNETWORKS，BPNET，ISUSEDTEALIZETHEINTENTIONHEREBECAUSEBPNETHASSOMEDISADVANTAGESSUCHASSLOWSPEED，GENEUCALGORITHMISUSEDTOOPTIMIZENEURALNETWORK，ANDGABPNETCOMEINTOBEINGINTHEALL，THEFOLLOWINGTASKSHAVEFINISHEDINTHISARTICLE1THE12FAILUREGENESARESYNTHESIZEDTO5ONESBYPRINCIPALCOMPONENTSANALYSIS2THEPERFORMANCEOFEVERYCOMPONENTISANALYSEDBYTHE5FAILUREGENES，3BPNETAREUSETODIAGNOSETHEACCESSORIESANDTODIFFERENTIATEANDANALYSETHESTATEOFTHE5COMPONENTS4GENETICALGORITHMISUSEDTOOPTIMIZENEURALNETWORKTHEPOINTONEANDTWOAREINNOVATEDBYTHEAUTHORHEREANDASTHELASTTWOPOINTSITISTHEAPPLICATIONOFADVANCEDMEASUR它KEYWORDSBPNETWORK；GENETICALGORITHM；PRINCIPALCOMPONENTSANALYSIS；FAULTDIAGNOSIS玎