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机电式自动调平系统.doc

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机电式自动调平系统.doc

专业文档,值得下载专业文档,值得珍藏201303题录英译集机电式自动调平系统李广伟,许新芳驻广元地区军事代表室,四川广元628017摘要针对传统水平基准采用人工手动调平存在的不足,对机电式自动调平系统进行研究。通过对自动调平原理和方法的分析研究,在三点自动调平的基础上,提出实现四点自动调平的新思路,并在工程实际中进行应用。应用结果表明该方法可减少自动调平的时间,提高调平精度,可推广应用于四点以上的多点自动调平系统。关键词机电式自动调平三点支承四点支承重心ElectromechanicalAutomaticLevelingSystemLiGuangwei,XuXinfangPLAMilitaryRepresentativeOfficeinGuangyuanDistrict,Guangyuan628017,ChinaAbstractAimingattheshortagesoftraditionalmanuallevelingofhorizontalbase,researchelectromechanicalautomaticlevelingsystem.Throughanalysisresearchofautomaticlevelingtheoryandmethod,basedonthreepointautomaticsupporting,putforwardsanewmethodoffourpointsautomaticleveling,andapplyitinproject.Theapplicationresultsshowthatthemethodcanreduceautomaticlevelingtime,improvelevelingprecision,andapplyittomultipointsautomaticlevelingsystem.Keywordselectromechanicalautomaticlevelingthreepointssupportingfourpointssupportingcenterofgravity十字形伞的实验研究进展及展望韩雅慧1,2,杨春信1,肖华军3,徐晓东4,杨雪松5,陈猛51.北京航空航天大学航空科学与工程学院,北京1001912.陆军航空兵学院机械工程系,北京1001233.空军航空医学研究所第四研究室,北京1001424.航空装备研究所第一研究室,北京1000395.航宇救生装备有限公司空降空投部,湖北襄阳441022摘要为了促进我国十字形伞性能的实验研究,对十字形伞实验方面的研究进展进行了详细讨论,包括十字形伞的气动参数对其性能的影响,尤其是伞衣透气性介绍了十字形伞周围流场的实验显示技术和气动力特性的测量技术,并对国内外的研究成果做了介绍。该研究可对我国十字形伞的实验研究和工程设计提供一定的技术参考。关键词十字形伞研究进展展望气动力特性流动显示DevelopmentHistoryandExpectationofCrossParachuteHanYahui1,2,YangChunxin1,XiaoHuajun3,XuXiaodong4,YangXuesong5,ChenMeng51.SchoolofAeronauticScienceEngineering,BeihangUniversity,Beijing100191,China2.DepartmentofMachineryEngineering,LandArmyAviationForce,Beijing100123,China3.No.4ResearchRoom,ResearchInstituteofAirForceAviationMedicine,Beijing100142,China4.FirstResearchRoom,ResearchInstituteofAirForceAviationEquipment,Beijing100039,China5.DepartmentofAirborneAirdrop,AVICAerospaceLifeSupportIndustriesCo.,Ltd.,Xiangyang441022,ChinaAbstractTopromoteexperimentalresearchofdomesticcrossparachuteperformance,thispaperdiscussedindetailtheexperimentalresearchprogressofthecrossparachutesystems,includinginfluencefactorsofthecrossparachuteaerodynamiccharacteristics,especiallythepermeabilityofthecanopyfabric,andwhichfocusedontheflowvisualizationtechnologyaroundthecrossparachute,aerodynamicmeasurementmethodsandresearchachievementsofthedomesticandforeignresearchgroups.Thisstudycanprovidetechnicalreferencefortheexperimentalresearchandengineeringdesignofthecrossparachutesystem.Keywordscrossparachutedevelopmentexpectationaerodynamiccharacteristicsflowvisualization某步行小口径山地炮射击稳定性分析戴劲松,税华,王茂森南京理工大学机械工程学院,南京210094专业文档,值得下载专业文档,值得珍藏摘要为了缩短开发周期、降低开发成本,在某步行小口径山地炮的概念设计阶段就采用分析软件进行辅助分析。分析某步行小口径山地火炮的工作机理和火炮的拓扑结构图,经过一定的简化,用专业的三维建模软件建立该炮的全炮模型,进行动力学仿真,对步行无人火炮施加不同大小的后坐力,测试得到在相应的炮口扰动值,并对比其他同口径火炮,考量其射击精度。仿真结果表明该步行小口径无人山地炮射击精度良好,可对新型步行小口径步行无人火炮的设计和研制提供参考。关键词步行无人火炮动力学仿真射击精度AnalysisofFiringStabilityofCertainTypeSmallCaliberWalkUnmannedMountainGunDaiJinsong,ShuiHua,WangMaosenSchoolofMechanicalEngineering,NanjingUniversityofScienceTechnology,Nanjing210094,ChinaAbstractInordertocutdownthedevelopmentcycleandreducedevelopmentcosts,theanalysissoftwarewasusedtodoassistedanalysisintheconceptualdesignstageofsmallcaliberwalkunmannedmountaingun.Thesimplifiedgunmodelwasbuiltwithprofessional3Dmodelingsoftwarebyanalyzingtheworkingmechanismandthetopologydiagramofthisnewtypelittlecalibermountaingun.Then,thedynamicsimulationwasdonewithloadingdifferentrecoilforce.Themuzzledisturbancesweremeasured.Thencomparetheresultswiththemuzzledisturbanceofthesamecaliberguntoassessthisgunsaccuracyoffire.Thesimulationresultshowedthattheaccuracyoffireisgood.Thesimulationcanprovidereferenceforthedesignanddevelopmentofthesmallcaliberwalkunmannedgun.Keywordswalkunmannedgundynamicsimulationaccuracyoffire基于区间数与可拓理论的装备维修保障人员训练效果评估崔凯旋,石全,胡起伟,张文宇,王业军械工程学院装备指挥与管理系,石家庄050003摘要针对部队装备维修保障人员的训练效果进行定量分析和等级划分,建立一种基于区间数与可拓理论的装备维修保障人员训练效果评估体系。结合装备维修保障人员训练实际特点和要求,利用可拓理论构建物元评估模型,从知识水平、岗位能力、装备效能情况、人员素质和工作表现等方面出发,采用区间数为属性取值,对其主要指标数据进行量化处理,利用层次分析法确定物元各指标的权重系数,建立物元关联函数,并利用优度评价法和各子指标等级统计情况对装备维修人员训练效果进行评估。分析二级效果表明,该体系准确客观,可为训练效果的评估提供参考。关键词物元分析区间数可拓评估训练效果关联函数TrainingEffectEvaluationofEquipmentMaintenanceSupportServicemanBasedonIntervalNumberandExtensionTheoryCuiKaixuan,ShiQuan,HuQiwei,ZhangWenyu,WangYeDepartmentofEquipmentCommandManagement,OrdnanceEngineeringCollege,Shijiazhuang050003,ChinaAbstractAimingatthequantifyanalysisandtraingradejudgmentofequipmentmaintenancesupportserviceman,theservicemantrainingeffectevaluationsystemwasestablishedbasedonintervalnumberandextensiontheory.Combineservicemantrainingactualcharacteristicsandrequirements,useextensiontheorytoestablishmatterelementevaluationmodel.Basedonknowledgelevel,operationability,equipmentefficiencyconditions,personnelqualityandworkingperformance,takingintervalnumberasattributeevaluation,themainindicatordatawasquantified.ThematterelementweightindexeswereconfirmedthroughAHPmethod.Thematterelementcorrelativefunctionwasestablished.Theservicemantrainingeffectisevaluatedbyusingthesuperiordegreeevaluationmethodandindexratingstatisticssituation.Theanalysisresultshowsthatthesystemisaccurateandcomprehensive,itcanprovidereferencetotrainingeffectevaluation.Keywordsmatterelementanalysisintervalnumberextensionevaluationtrainingeffectcorrelativefunction一种无线电频段占用质量评估算法丁浩,任雁军,秦爱祥中国人民解放军73691部队,南京210014摘要为更全面、合理地描述频段占用情况,在分析现有频段占用参数应用局限性的基础上,提出一种无线电频段占用质量评估算法。提出频段占用散度概念,构建频段占用散度计算模型,并利用仿真方法及工作实践对其进行验证。仿真结果表明该评估算法能较好地反映出监测频段频谱占用情况以及信号分布状况,可用于寻找频段空闲窗口,辅助用频筹划及频率分配。关键词无线电监测频段占用度频段占用散度质量因子专业文档,值得下载专业文档,值得珍藏AnAlgorithmforRadioFrequencyBandOccupancyQualityEvaluationDingHao,RenYanjun,QinAixiangNo.73691UnitofPLA,Nanjing210014,ChinaAbstractInordertodescribetheoccupancystatusoffrequencybandmorecomprehensiveandreasonable,analgorithmforradiofrequencybandoccupancyqualityevaluationisputforwardsonthebasisofanalyzingtheapplyinglimitoftheexistingfrequencybandoccupancyparameter.Thepapergivesaconceptoffrequencybandoccupancydivergence,andconstructsthecomputingmodelforit.Simulationmethodandmonitoringpracticeareusedtovalidatethealgorithm.Theresultshowsthatthenewalgorithmisabletoevaluatefrequencybandoccupancyqualityandsignaldistributingstatus.Itcanhelpfindthewindowwithoutspectrumoccurring,andprovideservicetofrequencyassignmentandplan.Keywordsradiomonitoringfrequencybandoccupancyfrequencybandoccupancydivergencequalityfactor某远程火箭炮火控系统仿真训练平台宋国合,陈同军南京军区73909部队,江苏徐州221004摘要为了提高大型复杂武器系统陆续装备部队的维修保障能力,设计某远程火箭炮火控系统仿真训练平台。在介绍该系统基本构成的基础上,探讨其设计思想、系统功能结构、系统物理结构及系统软件总体设计通过设计全车虚拟三维显示系统和系统通信接口模式等系统功能,分析了采用的4种关键技术。实践结果证明,该系统解决了火控系统维修训练构造动作原理难理解、故障现象难模拟、维修训练难体验、装备损耗难控制的问题。关键词远程火箭炮火控系统模拟训练系统结构功能设计SimulationTrainingPlatformforFireControlSystemofCertainTypeLongRangeRocketGunSongGuohe,ChenTongjunNo.73909UnitofPLAinNanjingMilitaryRegion,Xuzhou221004,ChinaAbstractAsimulationtrainingplatformforfirecontrolsystemofcertaintypelongrangerocketgunisdesignedforincreasingthemaintenancesupportcapabilityofthelargeandcomplexweaponsystemarmedinmilitary.Onthebasisofintroducingthebasicstructure,thisarticlediscussesthedesignideas,systemfunctionstructure,systemphysicallogicstructureandsystemsoftwareoveralldesign.Bydesigningthevirtual3Ddisplaysystemstructureofthewholegunandsystemcommunicationinterfacemode,4speciesofsystemkeytechnologyusedintheprocessofdesigningisanalyzed.Theresultsofpracticeprovethatthissystemcansolvesomemaintenancetrainingdifficultiesofunderstandingthestructureandworkingprinciple,simulatingthefaultphenomenon,experiencingthemaintenancetrainingandcontrollingtheequipmentconsumptionaboutfirecontrolsystem.Keywordslongrangerocketgunfirecontrolsystemsimulationtrainingsystemstructurefunctiondesign元网络分析武器采购若干特征孙祯桢,陈侃,朱培栋国防科学技术大学计算机学院,长沙410073摘要武器贸易中涉及武器类型、生产商、出口国、交易额等多属性异质节点集,节点集内部及节点集之间多样而复杂的关系体现出系统不对称等特征,为此提出应用元网络理论进行武器采购关系分析。武器贸易元网络模型将多元素、多丛关系集中在一个框架下,将节点特征与关系数据结合,通过要素之间的关联关系、聚类关系等,对各节点集以及节点集之间进行综合指标评价,得到武器采购中重要实体、子网结构和核心关系等特征。该研究比较全面地描述和刻画了武器贸易的社会网络构成,更加系统地了解武器贸易网络的内在信息。关键词元网络社会网络分析武器贸易模型聚类分析AnalysisofWeaponsTradeCharacteristicsBasedonMetaNetworkSunZhenzhen,ChenKan,ZhuPeidongSchoolofComputerScience,NationalUniversityofDefenseTechnology,Changsha410073,ChinaAbstractWeaponstradeisrelatedtomultiattributeheterogeneityaggregatesuchasthetypes,technologies,专业文档,值得下载专业文档,值得珍藏manufacturers,exportercountry,tradingvolumeandsomeotherelements.Thevarietyandcomplexrelationshipsamongnodesandclustersshowmanysystemcharacteristicssuchasasymmetric.Themetanetworktheoryisproposedandappliedtotheweaponstraderelationshipanalysis.Weapontrademetanetworkmodelintegratesmultielementandmulticlusterrelationshipintooneframe.Combinenodecharacteristicsandrelationshipdata,throughassociaterelationshipandclusterrelationship,carryoutcomprehensiveindexevaluationofeachnodeaggregateandamongnodeaggregates.Acquirecharacteristicsofimportantentity,subnetstructureandcorerelationship.Itdescriesallaspectsofweapontradesocialnetwork,andmakesussystematicallyunderstandingtheinternalinformationofweapontradenetwork.Keywordsmetanetworksocialnetworkanalysisweaponstrademodelclusteringanalysis基于DEA模型的防化装备保障方案综合评价方法顾进,晏国辉,张宏远中国人民解放军防化学院防化装备系,北京102205摘要为了完善防化装备研制阶段的保障方案,提出一种基于数据包络分析dataenvelopmentanalysis,DEA的评价方法。采用及时性、部署性和经济性3类输出参数确定了保障方案的输入输出指标,构建了防化装备保障方案的DEA评价模型,选用VbDEA作为计算工具,对DEA的基本模型实现求解,并对某防化装备的保障方案进行了评价。评价结果表明,该方法为在研制阶段准确评价防化装备保障方案提供了一种可行的方法。关键词DEA模型防化装备保障方案综合评价ComprehensiveEvaluationMethodofChemicalDefenseEquipmentSupportPlanBasedonDEAModelGuJin,YanGuohui,ZhangHongyuanDepartmentofChemicalDefenseEquipment,ChemicalDefenseInstituteofPLA,Beijing102205,ChinaAbstractAdataenvelopmentanalysisDEAmethodwasdevelopedtoimprovechemicaldefenseequipmentsupportplanindevelopmentphase.Use3outputparameters,suchastimeliness,deployabilityandeconomytoconfirminputandoutputindexofsupportplan,establishDEAevaluationofchemicaldefenseequipmentsupportplan.UseVbDEAascalculationtooltorealizeresolvingofDEAbasicmodelandevaluatecertaintypechemicaldefenseequipmentsupportplan.Theevaluationresultsshowthatthepaperprovidedanaccuratemethodtoevaluatethechemicaldefenseequipmentsupportplanindevelopmentphase.KeywordsDEAmodelchemicaldefenseequipmentsupportplancomprehensiveevaluation基于RBF网络的武器装备贮存可靠性预估晁爱民1,段慧2,陈海建31.海军驻青岛造船厂军事代表室,山东青岛2660012.海军指挥学院,南京2100053.海军驻天津地区航空军事代表室,天津300140摘要为减少武器状态在贮存期间的检测次数,提高战备完好率,基于RBF神经网络对武器装备贮存可靠性预估方法进行研究。针对武器装备贮存可靠性预估的问题,借助于神经网络可实现非线性映射的特点,基于RBF网络对某型装备贮存可靠性变化规律进行预测,并给出了预估步骤。预测结果表明,RBF网络适用于武器装备贮存可靠性的预估,预测误差满足要求。关键词武器装备贮存可靠性预估RBF网络ResearchonStorageReliabilityForecastingMethodofWeaponEquipmentBasedonRBFNetworkChaoAimin1,DuanHui2,ChenHaijian31.MilitaryRepresentativeOfficeofNavyinQingdaoShipbuildingFactory,Qingdao266001,China2.NavyCommandCollege,Nanjing210005,China3.AeronauticalMilitaryRepresentativesOfficeofNavyinTianjin,Tianjin300140,ChinaAbstractForreducingdetectiontimesofweaponandequipmentinstorage,improveequipmentcompleterate,researchonstoragereliabilityforecastingmethodofweaponandequipmentbasedonradialbasisfunctionRBFneutralnetwork.Aimingattheproblemofweaponequipmentstoragereliabilityforecasting,realizenonlinearmappingtakeneuralnetwork.BasedonRBFnetworktoforecastcertaintypeequipmentstoragereliabilitychangingprincipleandputforwardsforecastingsteps.TheforecastingresultsshowthatRBFnetworkisusedforforecastingofweaponandequipmentstoragereliability,forecastingerrormeetrequirements.KeywordsweaponandequipmentstoragereliabilityforecastingRBFnetwork

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