VerticalWeightlessMovementMethodBasedonEquivalentDynamics

doi:10.3780/j.issn.1000-758X.2014.03.008

Chinese Space Science and Technology ›› 2014, Vol. 34 ›› Issue (3): 53-60.doi: 10.3780/j.issn.1000-758X.2014.03.008

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VerticalWeightlessMovementMethodBasedonEquivalentDynamics

XUZhigang^1,2，WANGHao^1,2，WANGJunyi¹，BIANZhenzhen^1,2

(1ShenyangInstituteofAutomation，ChineseAcademyofSciences,Shenyang110016)(2UniversityofChineseAcademyofSciences,Beijing100039)

Received:2013-08-01 Revision received:2013-12-26 Online:2014-06-25 Published:2014-06-25

Abstract

Abstract: Forthedifficultyonspacecraftgroundsimulationofhighprecisionmicrogravity,averticalweightlessmovementmethodbasedonequivalentdynamicswasproposed.Theequivalentdynamicsanditsconditionswerebroughtforwardtoimplementhighprecisionverticalweightlessmovementsimulation. Then, thesimulatordesignrequirementsbasedontheproposedmethodwereanalyzed.Throughsimulationanalysisofthesimulationaccuracy,thepossibleproblemsofthedesignprinciplewerediscussed. Erroranalysisandsimulationcalculationresultsshowtheweightlessnesssimulationaccuracyisupto99%,whichcansatisfytherequirementsofthehighprecisionmicrogravitysimulationexperiment.

Key words: Microgravity, Equivalent , dynamics, Verticalweightless , movement, Space , simulator

XU Zhi-Gang, WANG Hao, WANG Jun-Yi, BIAN Zhen-Zhen. VerticalWeightlessMovementMethodBasedonEquivalentDynamics[J]. Chinese Space Science and Technology, 2014, 34(3): 53-60.

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URL: https://journal26.magtechjournal.com/kjkxjs/EN/10.3780/j.issn.1000-758X.2014.03.008

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VerticalWeightlessMovementMethodBasedonEquivalentDynamics

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