簡介：IN請問濟大學(xué)I一程壩L學(xué)位論文上海航空公司機組管理系統(tǒng)的調(diào)研、設(shè)計與實現(xiàn)培養(yǎng)單位一級學(xué)科二級學(xué)科研究生指導(dǎo)教師校外導(dǎo)師軟件學(xué)院計算機科學(xué)與技術(shù)軟件工程何鐵維張衛(wèi)山郭明森陳秋明OO七年一月ABSTRACTTHISTHESISSETITSBASISONTHEDEVELOPMENTOFCREWMANAGEMENTPLATFORMSYSTEMCMPSOFSHANGHAIAIRLINESSALFROMASOFTWAREENGINEER’SVIEWTHEAUTHORDESCRIBESTHEPROCESSOFSOFTWAREDEVELOPMENTINDETAILANDDEMONSTRATESTHEPARTOFWORKTHATHEHASFINISHEDFURTHERMOREFROMAPARTICIPANT’SVIEWTHEAUTHORHASBEENWATCHINGTHEMETHODS，EXPERIENCEANDPROBLEMSOFSOFTWAREENGINEERINGANDPROCESSMANAGEMENT，ANDBEHASALSOBEENTHINKINGTHESEOVERACCORDINGTOSOFTWAREENGINEERINGTHEORIESKEYWERDSCREWMANAGEMENTREQUIREMENTINVESTIGATIONDESIGNIMPLEMENTATIONSOFTWAREENGINEERING

簡介：Y824863專業(yè)學(xué)位碩士學(xué)位論文航空發(fā)動機故障分析系統(tǒng)的設(shè)計與實現(xiàn)DESIGNANDREALIZINGOFTHETROUBLEANALYTICALSYSTEMOFTHEAEROENGINE作者姓名魚縫學(xué)科、專業(yè)毯鮭工猩學(xué)號壘鰻12絲Q指導(dǎo)教師萱蘊直完成日期墊墮生旦8目大連理工大學(xué)DALIANUNIVERSITYOFTECHNOLOGY魯嬈航空發(fā)動機故障分析系統(tǒng)的設(shè)計與實現(xiàn)DESIGNANDREALIZINGOFTHETROUBLEANALYTICALSYSTEMOFTHEAEROENGINEABSTRACTT1LISPAPERMAINLYADOPTSFOURTECHNOLOGIESANDMETHODSASFOLLOWSRELIABILITYSIMULATIONTECHNOLOGY，OBJECTORIENTEDPROGRAMMERTECHNOLOGY，DATASTRUCTUREANDARITHMETICFAULTTREEANALYSISFRAMETHOD，ANDITREALIZECONSTRUCTION，ANALYSISANDSIMULATIONTOFAULTTREEOFAEROENGINE’SFADECFULLAUTHORITYDIGITALENGINECONTROLSSYSTEMDESIGNANDREALIZINGOFTHETROUBLEANALYTICALSYSTEMOFTHEAEROENGINEMAINLYCONSISTSOFTWODIFFERENTPARTSTHESYSTEMISDEVELOPINGTHESOFTWAREABOUTFAULTTREECONSTRUCTIONANALYSISANDSIMULATIONNESYSTEMNOTONLYREALIZESMANYFUNCTIONSTHATALENOTBEENREALIZEDINTHEOLDERCORRELATEDSOFTWARE，SUCHASINTELLIGENTCONSTRUCTIONOFFAULTTREE，SUPPORTINGMULTIMODEOFCOMPONENTSFAILURECARRYINGTHROUGHVARIEDQUALITATIVEANALYSIS，SIMULATINGOFRELIABILITYANDFAULTDENSITYCALCULATINGONSIGNIFICANCEOFEACHBOTTOMEVENT，BUTALSOMAKESSOMEIMPROVEMENTSANDAMELIORATIONSONSOFTWARE’SRUNNINGSPEEDINTERFACE，PRINTOUT，UPGRADINGANDSOONNEPAPER’SSECONDPARTISANAPPLICATIONOFTHESYSTEMTHATISREFERREDABOVE111ESYSTEMCALTIESTHROUGHCOMPLETEANDTHOMUGHFAULTTREEANALYSISONTHEFADECSYSTEMOFANAERONGINEFIRSTLYTHEFAULTTREEWHOSETOPEVENTISAELOENGINE’SFADECSYSTEMFUNCTIONFAILUREISCONSTRUCTEDTHENSOMERELIABILITYPARAMETERSARECALCULATEDSUCHASMTBFRELIABILITYVALUESATDIFFERENTWORKTIME，F(xiàn)AULTDENSITYDISTRIBUTINGANDSOOIL，ATLASTALLTHEKEYANDMAGNITUDECOMPONENTSALEASCERTAINEDBYSEARCHINGRAINCUTSANDSIGNIFICANCESIMULATIONCALCULATIONTHJSISVERYUSEFULONSYSTEM’SRELIABILITYINCREASE皿ETROUBLEANALYTICALSYSTEMOFTHEAEROENGINEOFFAULTTREECONSTRUCTION，ANALYSISANDSIMULATIONISDEVELOPEDVERYSUCCESSFULLYANDITSWORTHINESSANDSIGNIFICANCECALLBEEVALUATEDVIATHEPRACTICETHATISCARRIEDOUTONTHEFADECSYSTEMOFANAEROENGINE，ITNOTOULYAFFORDSGREATADVANTAGESONFAULTTREEANALYSISTASKSOFAEROENGINERUI妃SYSTEMSOSHORTENRESEARCHTIMECYCLE，BUTALSOMAKESTHERESEARCHRESULTSMORECOMPLETEANDSMARTKEYWORDSFAINTTREEANALYSIS；FAULTTREECONSTRUCTION；RELIABILITYSIMULATION；FULLAUTHORITYDIGITALENGINECONTROLS

簡介：中圖分類號TH132論文編號102870513S160學(xué)科分類號080203碩士學(xué)位論文乏無油潤滑航空齒輪傳動的磨損及溫度場分析研究生姓名丁有永學(xué)科、專業(yè)機械設(shè)計及理論研究方向機械CAD及自動化指導(dǎo)教師朱如鵬教授南京航空航天大學(xué)研究生院機電學(xué)院二O一三年三月承諾書本人聲明所呈交的碩士學(xué)位論文是本人在導(dǎo)師指導(dǎo)下進行的研究工作及取得的研究成果。除了文中特別加以標(biāo)注和致謝的地方外，論文中不包含其他人已經(jīng)發(fā)表或撰寫過的研究成果，也不包含為獲得南京航空航天大學(xué)或其他教育機構(gòu)的學(xué)位或證書而使用過的材料。本人授權(quán)南京航空航天大學(xué)可以將學(xué)位論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫進行檢索，可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文。（保密的學(xué)位論文在解密后適用本承諾書）作者簽名日期

簡介：西南交通大學(xué)碩士學(xué)位論文航空風(fēng)險評價技術(shù)研究姓名莊瑞剛申請學(xué)位級別碩士專業(yè)交通運輸工程指導(dǎo)教師蒲云200191西南交通大學(xué)工程碩士學(xué)位研究生學(xué)位論文第1I頁ABSTRACTTHEEVALUATIONTECHNOLOGYOFCIVILAVIATIONRISKANDTHEAVIATIONSMRETYISAWORLDWIDEPROBLEMTOBESOLVEDTHEPURPOSEOFSETTINGUDTHECIVILAVIATIONRISKEVALUATIONSYSTEMISTOIMPROVEAVIATIONSAFETY,TOPROVIDETECHNICALMEANSANDMANAGEMENTTHOUGHTSOFSAFETYDECISIONFORTHEMANAGERSOFTHECIVILAVIATIONTHEUSEINCIVILAVIATIONOFTHESYSTEMISNOTONLYANEFFECTIVEWAYTOIMPROVETHESAFETYOFFLIGHT，BUTALSOALLEFFECTIVEWAYTOENSURETHEPROFIT，HONORANDDEVELOPMENTOFTHECIVILAVIATIONOPERATORSITCANBEUSEDASATOOLOFMAKINGSAFETYDECISIONSINTHECIVILAVIATIONOPERATIONANDPREVENTINGTHEAVIATIONRISKNOWADAYS,THEANALYSISOFTHEINTEMATIONAICIVILAVIATIONACCIDENTSISMORESTRESSEDONTHEREASONSBUTLESSONTHEEVALUATIONS，ANDMOREEMPHASIZEDONTHEANALYSISOFSINGLEFACTORBUTLESSONTHEANALYSISOFTHECOMPREHENSIVEOFFACTORSVERVFEWARECARRIEDOUTFORHOWTHEPEOPLESHOULDTOIEARNTHELESSONSFFOMTHEEXPERIENCESANDTHERELATEDINFORMATIONOFTHEAVIATIONACCIDENTS．CONSIDERINGWHATAREMENTIONEDABOVE,ITISVERYESSENTIALTOESTABLISHANANALY。SISANDEVALUATIONMODEIOFTHEATCCONFLICTTECHNOLOGY．THISHASTOBEBASEDONTHERESEARCHOFTHEAVIATIONSAFETY,THEANALYSISANDEVALUATIONOFTHEAVIATIONACCIDENTS，THEPRECISIONWITHTHECONCERNEDJNFORMATIONTHEMAINPUMOSEOFESTABLISHINGTHEAVIATIONSAFETYSYSTEMISTOPREVENTTHEAVIATIONRISKITWILIBEIMPORTANTBASEMENTSTOPROVIDETHEOPERATORSWITHIMPORTANTEVIDENCESOFMAKINGALLIDEADECISIONTOIMPROVESAFETYLEVELANDMINIMIZEAVIATIONFISKTHEAVIATIONTRANSPORTATIONSYSTEMCONSISTSOFHUMANBEINGCOMPANYOPERATORS，F(xiàn)LIGHTCREWS，ATCCONTROLLERS、MAINTENANCEPERSONNELANDPASSENGERS，F(xiàn)ACILITIESAIRPORTS，AIRWAYFACILITIESANDOTHERSERVICINGFACILITIES，EQUIPMENTAIRCRAFTANDITSSYSTEMS，F(xiàn)LIGHTENVIRONMENT一AREA，METEOROLOGY／CLIMATE，F(xiàn)LIGHTCONDITIONS，ETC，TRANSPORTATIONMANAGEMENTANDORGANIZATIONS．THISISAVERYCOMPLICATINGSYSTEMWITHLOTSOFFACTORSHAVEEFFECTSONEACHOTHER．THEAVIATIONTRANSPORTATIONSYSTEMISALSOCOMBINEDWITHAVIATIONSAFETYWHICHFORMSAMORECOMPLICATINGSYSTEMTHANJTALREADYIS．INORDERTOTAKETHEFULLADVANTAGESOFTHEAVIATIONSAFETYS57STEMANDTOMAKEITMOREREASONABLEANDSAFERANDMOREEFFICIENT，ITISNECESSARYTOSETUPTHEAVIATIONSAFETYENGINEERINGSYSTEMTHEGENERALSTRUCTUREOFTHISESSAYJSSTATEDASFOFLOW．FIRST，THEAVIATIONRISKSINCLUDINGTHEPOTENTIALACCIDENTANDTHEAVIATIONACCIDENTSAREANALYZEDANDEVALUATEDTORECOGNIZEANDDETERMINETHEMOSTDANGEROUSFAATORSOFAVIATIONRISKTHISWASDONEBYADOPTINGTHESYSTEMATICALVIEWPOINTANDMETHODINACCORDANTEWITHTHERELATEDCRITERIAOFINTERNATIONALCIVILAVIATIONORGANIZATIONANDTHERELATEDREGULATIONSANDRULESOFTHEGENERALADMINISTRAFIONOFCIVILAVIATIONOFCHINA，THENTHEMATHEMATICSMODELTHATCANBEUSEDTOSETUPADATABASEOF

簡介：天津大學(xué)碩士學(xué)位論文活塞式航空煤油發(fā)動機燃燒特性及爆震控制的研究J支ESEARCN0NC0MBUSTLONCNARACTERLSTLCS1H●一一』●J■J■J■ANDKNOCKCONTROLFORDIRECTINJECTIONPISTONAVIATIONKEROSENEENGINE一級學(xué)科學(xué)科專業(yè)作者姓名指導(dǎo)教師動力工程及工程熱物理動力機械及工程王書典胡春明高級工程師天津大學(xué)機械工程學(xué)院二零一五年十二月一令一丑手T一月中文摘要航空煤油具有較高的閃點和不易揮發(fā)的特性，在低溫下遇明火不易點燃，易于存儲和運輸，近年來燃用航空煤油的活塞航空發(fā)動機的研究得到了國內(nèi)外無人機及軍用領(lǐng)域的高度重視。但航空煤油與汽油的理化特性有明顯區(qū)別，使得二者在燃燒方特性上有諸多差異，并且航空煤油在大負荷工況下極易發(fā)生爆震。因此，開展活塞式航空煤油發(fā)動機燃燒特性方面的研究，并尋求抑制航空煤油爆震的方法，具有十分重要的意義。本文在低壓空氣輔助直噴活塞式航空發(fā)動機上進行相關(guān)燃燒特性實驗，分析了不同噴射時刻、點火提前角、過量空氣系數(shù)對航空煤油直噴發(fā)動機燃燒特性的影響。研究表明缸內(nèi)噴射開始時刻對油滴的蒸發(fā)擴散和均質(zhì)混合氣的形成有比較明顯的影響，冷卻水溫度對航空煤油混合氣形成及濃度分布的影響要大于汽油。航空煤油火焰?zhèn)鞑ニ俣缺绕吐?，偏離最佳點火正時對航空煤油熱效率的影響大于汽油；航空煤油比汽油更加適合在較濃的混合氣下燃燒，在過量空氣系數(shù)為O．8．O．85的范圍內(nèi)，航空煤油的滯燃期最短，燃燒循環(huán)變動最小。在同一臺直噴發(fā)動機上采用加濃混合氣、推遲點火、雙火花塞點火、分層當(dāng)量比混合氣等方式進行抑制爆震的試驗。研究表明通過混合氣加濃，降低燃燒溫度來抑制爆震的方式基本沒有效果；推遲點火雖能有效抑制爆震，但需要以損失熱效率和輸出功率為代價；采用雙火花點火能夠有效的提高火焰的傳播速度，但抑制爆震的效果并不理想；采用基于兩次噴射的分層燃燒模式可以有效降低發(fā)動機的爆震強度，但隨著第二次噴射相位推遲和第二次噴油量增多，使得濃混合區(qū)的混合氣分布越發(fā)不均勻，這將使得火焰?zhèn)鞑ニ俣认陆?，燃燒惡化。關(guān)鍵詞活塞式航空發(fā)動機；航空煤油；燃燒特性；抗爆性；分層當(dāng)量比混合氣；

簡介：ATHESISSUBMITTEDTOZHENGZHOUUNIVERSITYFORTHEDEGREEOFMASTERFAULTDIAGNOSISOFAVIONICDEVICESBASEDONINFORMATIONFUSIONTECHNOLOGYBYXIUJIEHUSUPERVISORPROFJIAYOUSONGMICROELECTRONICSANDSOLIDSTATEELECTRONICSLNFORMATIONENG“。SCHOOLENRMEERMZCHOOLMAY2014摘要航電設(shè)備是現(xiàn)代化戰(zhàn)斗機的重要組成部分。隨著科學(xué)技術(shù)的迅猛發(fā)展，航電設(shè)備變得越來越復(fù)雜，傳統(tǒng)意義上的故障診斷方法已經(jīng)不能滿足現(xiàn)實需求。信息融合技術(shù)能夠綜合多個信息源提供的冗余和互補信息，獲得對被診斷對象全面、準確的信息，得到更精確的判斷。本文將信息融合技術(shù)用于航電設(shè)備故障診斷研究中，構(gòu)建了一種基于模糊神經(jīng)網(wǎng)絡(luò)和D。S證據(jù)理論決策融合的故障診斷方法。針對神經(jīng)網(wǎng)絡(luò)和模糊理論表現(xiàn)的不足性和互補性，信息融合特征級部分采用了結(jié)合兩者優(yōu)點的模糊神經(jīng)網(wǎng)絡(luò)結(jié)構(gòu)。對于隨著輸入?yún)⒘康脑龆?，網(wǎng)絡(luò)結(jié)構(gòu)變得復(fù)雜而導(dǎo)致的網(wǎng)絡(luò)泛化能力差的缺點，將聚類算法引入結(jié)構(gòu)中，進行結(jié)構(gòu)優(yōu)化。采用一個實例進行故障診斷，通過與BP結(jié)構(gòu)、RBF結(jié)構(gòu)的比較，表明此種結(jié)構(gòu)方法的學(xué)習(xí)速度快、診斷精度高。針對故障診斷的不確定性，信息融合決策級部分采用了DS證據(jù)理論方法。對于證據(jù)理論中證據(jù)之間的高沖突情況下無法獲得正確結(jié)果現(xiàn)象，提出了兩級修改證據(jù)源的方法。第一級修改是在基本概率賦值的獲取過程中，基于特征級輸出各模式正確率的改進方法；第二級修改是對證據(jù)出現(xiàn)高沖突的情況，基于證據(jù)之間貼近度的修改方法。最后，用實例驗證了該方法的有效性。為了進一步提高網(wǎng)絡(luò)泛化能力，根據(jù)參數(shù)空間將一個大規(guī)模模糊神經(jīng)網(wǎng)絡(luò)劃分為若干個小規(guī)模模糊神經(jīng)網(wǎng)絡(luò)。模糊神經(jīng)網(wǎng)絡(luò)可以解決DS證據(jù)理論中基本概率賦值獲取難的缺點，而證據(jù)理論可以綜合多子模糊神經(jīng)網(wǎng)絡(luò)輸出的冗余性，將兩者綜合起來使用，可以發(fā)揮各自的優(yōu)點和長處。最后以航空電臺為例，驗證了多子模糊神經(jīng)網(wǎng)絡(luò)局部融合和DS證據(jù)理論決策融合的診斷方法具有高的正確率和精確度。關(guān)鍵詞故障診斷航電設(shè)備信息融合模糊理論神經(jīng)網(wǎng)絡(luò)DS證據(jù)理論

簡介：南京航空航天大學(xué)碩士學(xué)位論文高頻脈沖直流環(huán)節(jié)航空靜止變流器的分析與實現(xiàn)姓名劉志政申請學(xué)位級別碩士專業(yè)電力電子與電力傳動指導(dǎo)教師陳道煉20000201ABSTRACTTHEHJGHFREQUENCYPULSEDCLINKAERONAUTICALSTATICINVERTERUSINGHIGHLINKANDSOFTSWITCHINGTECHNOLOGYCALLREALIZEHIGHPOWERDENSITY，HIGHREALIBILITY，HI曲EFFICIENCY，GOODTRANSIENTRESDONSE，LOWACOUSTICNOISE。THISDISSERTATIONDOESTHETHEORETICALANALYSISES。SIMULATIONANDEXPERIMENTALRESEARCHOFTLLEASIONOPERATIONPRINCIPLECONTROLSTRATEGYANDPARAMETERDESIGN。THEDISSERTATIONEXPOUNDSCOMPREHENSIVELYONTHEDEVELOPMENTANDDEVELOPMENTTRENDOFASI，ITALSODISCUSSESTHEHIGHFREQUENCYLINKTECHNOLOGY。THEOPERATIONPRINCIPLESOFTHEASIALEANYLASISEDINDETAILED，THEOPERATIONMODEOFⅡLEINTERLEAVEDACTIVECLAMPFORWARDCONVERTER，THREESTATESDPMCURRENTHYSTERESISCONTROLLSTRATEGYOFTHEINVERTERALEDISCUSSED。THEFEASIBILITYOFTHISSCHEMEISVERIFIEDBYSIMULATION。PARAMETERSDESIGNOFINVERTERUSINGTHREESTATESDPMCURRENTHYSTERESISCONTROLSTRATEGYARERESEARCHED。111EDESIGNMETHODSOFTHEPARAMETERSSUCHASINPUTPULSE’SAMPLINGFREQUENCY，HYSTERESISWIDTHFILTER，VOLTAGEREGULATORANDCURRENTREGULATORAREGIVEN。THESINGLEPHASEHIGLLFREQUENCYPULSEDCLINKASIOF27VDC／115VAC400HZ／1KVAISCARRIEDOUT。KEYWORDSHIGHFREQUENCYLINK，SOFTSWITCHING，CURRENTHYSTERESISCONTROL，ASIDPM

簡介：南京航空航天大學(xué)碩士學(xué)位論文推挽雙向電流源高頻環(huán)節(jié)航空靜止變流器分析與實現(xiàn)姓名陳兆嶺申請學(xué)位級別碩士專業(yè)電力電子與電力傳動指導(dǎo)教師陳道煉200121ABSTRACTTHEPRESENTSTATUS,DEVELOPMENTTRENDFORHIGHFREQUENCYLINKHFLINVERTERTECHNOLOGYANDAERONAUTICALSTATICINVERTERASIAREPRESENTEDINTHETHESIS．THEADVANTAGES，SHORTCOMINGSANDAPPLICATIONSOFSOMEIMPORTANTCKCUITSAREDISCUSSED，ANDTHECIRCUITTOPOLOGYOFTHEPUSHPULLCURRENTMODEHIGHFREQUENCYLINKASIISINTRODUCEDINTHETHESIS．TBEACADEMICFOUNDATION,CIRCUITTOPOLOGY,OPERATIONPRINCIRLEANDCONTROLSCHEMEOFTHEPUSHPULLCURRENTMODEHIGHFREQUENCYLINKASIAREDISCUSSEDINDETAIL．TLLESIMULATIONRESUKSANDEXPERIMENTALPROTOTYPEOFTHEASIAREALSOGIVENTOVERIFYTHEABOVEDESCRIPTIONS．THEABOVERESEARCHESDEMONSTRATETHATTHEPUSHPULLCURRENTMODEHIGHFREQUENCYLINKASINOTONLYOVERCOMETHEINHERENTVOLTAGESURGESHORTCOMINGOFVOLTAGEMODEHFLINVERTERS，BUTALSOHAVESIMPLETOPOLOGY,LESSCOMPONENTS，SIMPLECONTROL，EXPEDIENTDEBUGGING，GOODSTATICCHARACTERISTICANDGOODDYNAMICRESPONSE．THEREFORETHEPUSHPULLCURRENTMODEHIGHFREQUENCYLINKASIHAVEBETTERAPPLICATIONPROSPECTINLOWINPUTVOLTAGEANDLOWPOWERAPPLICATIONS．KEYWORDSPUSHPULL，HIGHFREQUENCY,CURRENTMODE，INVERTER，AERONAUTICALSTATICINVERTER2

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簡介：電子科技大學(xué)UNIVERSITYOFELECTRONICSCIENCETECHNOLOGYOFCHINA碩士學(xué)位論文MASTERDISSERTATION（電子科技大學(xué)圖標(biāo)）論文題目航空發(fā)動機低壓渦輪軸疲勞壽命計算分析學(xué)科專業(yè)機械設(shè)計及理論學(xué)號201121080302作者姓名崔平亮指導(dǎo)教師黃洪鐘教授FATIGUELIFECALCULATIONANALYSISOFAIRCRAFTENGINELOWPRESSURETURBINESHAFTAMASTERTHESISSUBMITTEDTOUNIVERSITYOFELECTRONICSCIENCETECHNOLOGYOFCHINAMAJMECHANICALDESGINTHEYAUTHCUIPINGLIANGADVISPROFHUANGHONGZHONGSCHOOLSCHOOLOFMECHATRONICSENGINEERING

簡介：西北工業(yè)大學(xué)碩士學(xué)位論文航空發(fā)動機含焊縫燃燒室外機匣和軸承座強度和壽命研究姓名王金生申請學(xué)位級別碩士專業(yè)固體力學(xué)指導(dǎo)教師茍文選20040321西北工業(yè)大學(xué)碩士論文ABSTRACTTHECOMBUSTIONCHAMBEROUTERCASINGANDBEARINGCHOCKAREIMPORTANTPARTSOFAEROENGINETHEFATIGUEFAILUREOFTHEMISTHEMOSTCONCERNINGPROBLEMINENGINEERINGTHEN，INTHISPAPERTHESTRENGTHANDFATIGUELIFEOFTHEOUTERCASINGANDBEARINGCHOCKINCLUDINGWELDINGLINEHAVEBEENANALYZED，MANYASPECTSOFEXPERIMENTWASCONDUCTEDTOANALYZEWELDSPECIMENSSTATICTENSILEEXPERIMENTSWEREDONETODETERMINETHESTRENGTHOFTHEWELDSTRUCTUREFATIGUEEXPERIMENTSWEREPERFORMEDTOOBTAINTHEFATIGUELIFETIMEUNDERTHEDIFFERENTLOADINGTHEPARAMETERSFORLAWOFTHEFATIGUECRACKGRO、VTHWEREOBTAINEDBYCRACKGROWTHEXPERIMENTSINORDERTOSTUDYTHEFATIGUECHARACTERISTICSATHIGHTEMPERATURE，CREEPTESTSWEREALSODONETHERESIDUALLIFETIMEWASOBTAINEDBYTESTANDTHEFINITEELEMENTMETHODFEMWASUSEDTOSIMULATETHESTRESSANDDEFORMATIONOFTHEOUTERCASINGANDTHEBEARINGCHOCK。ONTHEBASISOFTHEEXPERIMENTSANDFEMANALYSIS，THESTRENGTHANDFATIGUELIFETIME，THEINTERACTIONOFCREEPANDFATIGUELIFETIME，THECREEPLIFETIMEOFOUTERCASINGANDBEARINGCHOCKHAVEBEENANALYZED，ATTHEENDOFTRAIL，SEMANALYSESOFFAILURESECTIONHASBEENCONDUCTEDTHERESULTSSHOWTHATTHESTRENGTHANDFATIGUELIFETIMEOFTHEOUTERCASINGINCLUDINGWELDINGLINECANSATISFYTHEDESIGNREQUIREMENTALTHOUGHTHESOMEPARTSOFBEARINGHASBEENYIELDED，THESTRENGTHATTHEWELDISLARGEENOUGHFORREQUIREMENT，ANDWELDINGDEFECT，INDICTEDBYSEMANALYSESOFFAILURESECTION，ISMAINREASONAFFECTINGFATIGUELIFETIMESOITISNECESSARYTOPROMOTEWELDINGTECHNIQUEANDTOELIMINATEWELDINGDETECTTORAISETHEWELDINGSTRUCTURE】JFETIMEKEYWORDSSTRENGTH，LIFETIME，WELDINGLINE，F(xiàn)ATIGUELIFETIMECURVEGROWTHOFFATIGUECRACK，F(xiàn)EMII

簡介：Y688596四川大學(xué)工程碩士論文從ERP到AMES一論中國西南航空公司飛機維修工程系統(tǒng)建設(shè)從ERP到AMES一論中國西南航空公司飛機維修工程系統(tǒng)建設(shè)計算機技術(shù)專業(yè)研究生李宗琦指導(dǎo)老師于中華劉波“飛機維修工程系統(tǒng)”簡稱AMES是面向航空公司機務(wù)維修業(yè)務(wù)的管理信息系統(tǒng)，中國西南航空公司現(xiàn)為中國國際航空公司西南公司，以下簡稱“西南航空”飛機維修工程系統(tǒng)是飛機維修工程系統(tǒng)的實例，是引進瑞典INTENTIA軟件公司的航空版ERP產(chǎn)品MOVEXAVIATION進行二次開發(fā)，在西南航空飛機維修業(yè)務(wù)部門實施的一個大型項目。論文作者是西南航空AMES項目實施的負責(zé)人，主持了項目各階段工作。本論文是以該項目的實施為背景，重點論述了如何將一個標(biāo)準ERP產(chǎn)品與西南航空維修業(yè)務(wù)進行整合，形成適合于西南航空的飛機維修工程系統(tǒng)。論文首先闡述了西南航空飛機維修業(yè)務(wù)部門的業(yè)務(wù)現(xiàn)狀和未來系統(tǒng)的建設(shè)月標(biāo)，然后介紹了系統(tǒng)選型過程以及對ERP思想的理解。論文重點介紹了系統(tǒng)的實施過程，包括業(yè)務(wù)整合、實施步驟和技術(shù)要點等方面，對實施過程中存在的問題闡明了具體的解決辦法。論文最后總結(jié)了該系統(tǒng)的實施給西南航空飛機維修業(yè)務(wù)帶來的改進。該項目是國內(nèi)首次在航空公司飛機維修業(yè)務(wù)領(lǐng)域進行ERP實施，本次對項目實施過程的闡述和總結(jié)將為同行業(yè)所借鑒，具有較好的參考價值。關(guān)鍵詞飛機維修工程系統(tǒng)、AMESERP、適航、維修方案、服務(wù)通告四川大學(xué)工程碩L論文從ERP到AMES一論中國西南骯空公司飛機維修下程系統(tǒng)建設(shè)ENGINEERINGAREAINDOMESTICAIRLINESTHEEXPERIENCEDESCRIBEDINTHISTHESISWILLBEREFERENCEDBYOTHERAIRLINESKEYWORDSAMESERPAIRWORTHMSSBIII

簡介：西北工業(yè)大學(xué)碩士學(xué)位論文基于PDM的航空企業(yè)工裝管理系統(tǒng)研究姓名鞠曉華申請學(xué)位級別碩士專業(yè)機械制造及其自動化指導(dǎo)教師張振明20060310墮I蘭些盔蘭堡主蘭垡堡奎壘墜墜￡ABSTRACTWITHENTERPRISEINFORMATIONIZATIONRUNNINGINDEPTH，AVIATIONENTERPRISESURGENTLYNEEDAMANAGINGSYSTEMOFTOOLSWITHGOODPRACTICABILITYANDHIGHCAPACITYOFINTEGRATION，THESYSTEMSHOULDSUPPORTTHEWHOLEDESIGNANDMANAGEMENTBUSINESS，EFFECTIVELYIMPROVEDATASHARINGANDEXCHANGECAPACITY，ANDSUPPORTMULTIMISSION，MULTIUSERPARALLELTEAMWORKFORTHEREQUIREMENTSOFAVIATIONENTERPRISES’TOOLSMANAGEMENT，WITHTHEMODEMSOFTWARETECHNOLOGYAMANAGINGSYSTEMOFTOOLSBASEDONPRODUCTDATAMANAGEMENTPDMSYSTEMISPROPOSEDTHEMAINPOINTSARESUMMARIZEDASFOLLOWS1THETOOLMANAGEMENTACTIVITIESINAVIATIONENTERPRISEISRESEARCHED，SOMEADVICESOFTOOLMANAGEMENTINAVIATIONENTERPRISEAREPRESENTED，THEDIRECTIONSOFRESEARCHISSHOWEDCLEARLY2THEARCHITECTUREOFTHEMANAGINGSYSTEMOFTOOLSBASEDONPDMISCREATED，THEAPPLIEDREQUIREMENTSOFAVIATIONENTERPRISES’TOOLSMANAGEMENTISTOOKINTOCOUNT3THEINFORMATIONOFMANAGINGSYSTEMOFTOOLSISANALYZED，ANDINFORMATIONMODELISCREATEDBASEDONOBJECTORIENTEDTECHNOLOGIESDATAORGANIZATIONANDMANAGEMENTMETHODSARERESEARCHEDTHEDATAFOUNDATIONISLAIDFORDIVERSIFICATIONDESIGNINGANDOVERALLMANAGEMENTOFTOOLS4THEDEVELOPMENTPROCESSOFTOOLSINAVIATIONENTERPRISEISANALYZEDBASEDONMODEOFBUSINESSDISASSEMBLED，ANDTHEPROCESSISOPTIMIZEDTOSUPPORTCOLLABORATIVEWORKINGTHEINFORMATIONMANAGEMENT，BUSINESSMANAGEMENTANDUSERMANAGEMENTISACHIEVEDBYSOLUTIONOFDEALINGWIMPROCESSOFPDMTORAISEDEVELOPMENTEFFICIENCYANDSHORTENDEVELOPMENTCYCLE5THEDATAOFTOOLSDESIGNISMANAGEDBYTHEMETHODOFCBD，ANDEXPRESSEDBYPROTOTYPECASE，STORAGECASEANDQUERYEASEATLASTTHECASEBASEISBUILTTOMEETTHERAPIDDESIGNINGDEMANDANDIMPROVETHEREUSERATESOFTOOLSKEYWORDSTOOLMANAGEMENT，PDM，INFORMATIONMODELINGPROCESSMODELING，CASEOFTOOII