面向衛(wèi)星姿控系統(tǒng)的半物理實時仿真環(huán)境的研究.pdf

1、華中科技大學(xué)碩士學(xué)位論文面向衛(wèi)星姿控系統(tǒng)的半物理實時仿真環(huán)境的研究姓名：吳漢申請學(xué)位級別：碩士專業(yè)：通信與信息系統(tǒng)指導(dǎo)教師：魏蛟龍20090526IIAbstractNowadayswecanutilizethesemiphysicalrealtimesimulationtechniquetoreducecostshtenthedevelopmentcyclereducethedevelopmentriskimprovereliabil

2、itywhichplaysacrucialroleinthesystemdesignstageespeciallythelargecomplexsystems.ThisarticlefocusesonthedesignapplicationofsemiphysicalsimulationtechnologybasedonxPCinthesatelliteattitudecontrolsystem.Firstlythispaperintr

3、oducesthedevelopmentstatusofthesemiphysicalsimulationtechnologythebasictheymethodsofsemiphysicalsimulation.Stressthesemiphysicalsimulationtechnologyinthesatelliteattitudesystem.Secondlyintroducesseveralrealtimesimulation

4、methodsstheMATLABRTWxPCTargetasthetoolfsemiphysicalrealtimesimulationexplainstheknowledgeofMATLABsimulationrealtime.DescribestheestablishmentoftheuseofxPCtargetrealtimesimulationplatfmfsemiphysicalmethodindetailbuildsago

5、odhumancomputerinteractioninterfacebyusingxPCAPIfunctionstestthefunctionofrealtimesimulationplatfm.Thirdlyanalysisthecontrollawofthesatelliteattitudecontrolsystem.IntroducethewaytorepresentthesatelliteattitudeusingtheEul

6、erangletheerrofquaternion.TheexperimentalstudiesverifydifferenteffectsonthecontrollawbetweentheEulerangletheerrofquaternion.MeoverintroducetheneuralwkalgithmtoachieveadaptivePIDcontroller.Thecontrasttestshowsthattheimpro

7、vedPIDcontrollerachievessignificantlyhigherperfmancethancomparabletraditionalonetoaffectthecontrollaw.FinallyintroducethecounteractiveflywheeltopatternthesatelliteattitudecontrolsystemmodelonthexPCTargetsemiphysicalsimul

8、ationplatfmgivetheresultsofthesimulationwhichshowclearlythatthexPCTargetsemiphysicalsimulationplatfmhasagoodperfmanceinrealtimereliability.KeyWds:semiphysicalrealtimesimulationsatelliteattitudecontrolsystemxPCTargetNeura