随动系统故障检测设备的研究

密级无分类号工程硕士学位论文随动系统故障检测设备的研究指导教师2015年4月24日申请学位级别工程硕士工程领域电子与通信工程随动系统故障检测设备的研究工程领域：电子与通信工程研究生签字：学校导师签字：企业导师签字：摘要随着高新科技在各个领域的广泛应用，随动系统沿着智能化和信息化的发展已经成为了一种趋势。为了保证随动系统高效稳定的运行，对其进行故障检测和维护是十分必要。在传统故障检测设备的基础之上，研制随动系统故障检测设备具有现实意义和较好的市场前景。本文设计了一种能够独立进行随动系统故障检测的设备。该设备具有良好的人机交互界面和完整的数据分析处理能力，完成了对随动系统的故障检测任务。该检测设备是基于PC104嵌入式总线的随动系统故障检测系统，详细的介绍了该主板的各种特点。针对于被检测信号的特点，分别选取了数字量采集卡和模拟量采集卡来完成数据的采集系统。为了防止该检测设备对随动系统的破坏，对数字量信号采用了光电隔离，模拟量信号电容耦合隔离的设计。应用软件采用了模块化设计的原则，实现了对受信仪模块、方位机模块和高低机模块的检测，以及对数据的处理。目前，该检测系统已经完成了系统的总体设计、硬件设计和软件设计，进行了试验。结果表明，该系统可以快速、精准地检测出随动系统的故障点，满足了设计要求。关键词：随动系统；故障检测；PC104嵌入式总线；信号采集卡；模块化ResearchofServoSystemFaultDetectionEquipmentDiscipline:StudentSignature:SupervisorSignature:AbstractWiththewideapplicationofhightechnologyinvariousfields,alongwiththedynamicintelligenceandinformationsystemsdevelopmenthasbecomeatrend.Servosysteminordertoensurestableandefficientoperationoftheirfaultdetectionandmaintenanceisessential.Onthebasisofthetraditionalfaultdetectionequipmentonthedevelopedservosystemfaultdetectiondeviceshavepracticalsignificanceandgoodmarketprospects.Thispaperpresentsacapableindependentservosystemfaultdetectiondevices.Thedevicehasagoodinteractiveinterfaceandcompletedataanalysisandprocessingcapabilities,completedtheservosystemfaultdetectiontasks.ThedetectiondeviceisbasedonPC104busembeddedservosystemfaultdetectionsystem,adetaileddescriptionofthevariousfeaturesofthemotherboard.Featuresspecifictothedetectedsignalswereselecteddigitalandanalogcapturecardcapturecardtocompletethedataacquisitionsystem.Inordertopreventthedestructionofthetestingequipmenttofollowthesystemofdigitalsignalsusingopticalisolation,theanalogsignalusingcapacitivecouplingisolationdesign.Applicationsoftwareusesamodulardesignprinciple,therealizationofafiduciaryinstrumentdetectionmodule,azimuthandelevationmachinemodulemachinemodules,anddataprocessing.Currently,thedetectionsystemhascompletedtheoveralldesign,hardwaredesignandsoftwaredesignofthesystemwastested.Theresultsshowthatthesystemcanquicklyandaccuratelydetecttheservosystemofpointsoffailuretomeetthedesignrequirements.KeyWords:Servosystem;Faultdetection;PC104embeddedbus.Signalacquisitioncard;modulari目录1绪论.......................................................................................................................11.1课题研究背景..................................................................................................11.2随动系统故障检测设备的研究现状...............................................................11.3课题研究的意义...............................................................................................21.4课题研究的内容..............................................................................................31.5章节安排...........................................................................................................32随动系统故障分析...................................................................................................42.1故障诊断的意义...............................................................................................42.1.1故障的定义............................................................................................42.1.2设备故障的分类....................................................................................42.1.3故障检测的内容和方法........................................................................52.1.4故障检测的意义....................................................................................82.2随动系统故障检测的内容...............................................................................92.3随动系统故障分析与判断...............................................................................93随动系统故障检测设备的总体设计......................................................................103.1故障检测设备的主要功能.............................................................................103.2故障检测设备的性能指标.............................................................................103.3故障检测设备的结构设计..............................................................................113.3.1本文的设计方案...................................................................................113.3.2该故障检测设备的结构和组成..........................................................123.4本章小结.........................................................................................................134硬件设计.................................................................................................................144.1基于PC104的嵌入式中心控制模块.............................................................144.2数字量数据采集卡和数字量信号调理板.....................................................154.2.1采集卡..................................................................................................164.2.2数字量信号调离板..............................................................................174.3模拟量数据采集卡和模拟量信号隔离板.....................................................194.3.1采集卡..................................................................................................194.3.2模拟量信号隔离板..............................................................................204.4本章小结.........