衛(wèi)星雙軸柔性太陽(yáng)翼在軌轉(zhuǎn)動(dòng)多體動(dòng)力學(xué)分析與驗(yàn)證研究

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關(guān)鍵詞：柔性多體動(dòng)力學(xué)；機(jī)電耦合動(dòng)力學(xué)與控制；雙軸柔性太陽(yáng)翼；太陽(yáng)翼驅(qū)動(dòng)機(jī)構(gòu)；動(dòng)量輪力矩分配 中圖分類(lèi)號(hào)：V412.4 文獻(xiàn)標(biāo)志碼：A DOI：10.16385/j.cnki.issn.1004-4523.202307066

Multibodydynamics analysis and verification research of the satellite's dualaxisflexiblesolarwingrotationinorbit

DONG Fuxiang （InstituteofTelecommunicationandNavigation Satelites，ChinaAcademyofSpace Technology，Beijing1Ooo94，China）

Abstract：Thedisturbanceinducedbytherotationofdualaxisflexsolarwingistheimportantfactorwhichimpactssateliteatitude andpointingaccuracyandstabilityofsatelieprecisepayload.Theflexiblemultibodysystemmethodbasedonrecursive formulationisproposedtosolethedynamicsproblemiducedbysatelitedualaxisflexiblesolarwingrotationThesatelitedamics equationsareestablishedbyconsideringorbitmechanics，sateliteconfiguration，solarwingflexibilityandsolararraydriveasse blyand momentum whees.As an exampleof asatelite withdualaxis solar wing，theresearchonmultibodydynamicssimulation ofsatelitelectromechancalouplingisdeveloped，andtesimulatedatitdeangleandangularvelocityofsateltearecopred withthecoresponding telemetrydata.Theresearch showsthatthesimulatedatitudeangleandangularvelocityofsateliegree wellwiththeorrspodingtelemetrydata，ichproesteorrectssofteodel，eotionoffeibledualaxisarwing willproducebigdisturbancetorqueandatitudeangle，thecontroltorqueneedstobedistributedtomomentumwheelaseblyfor theacuratesimulationresults，andthedisturbancetorqueoffloatingsatelitecausedbytherotationofsolarwingwasobtained by simulation，which can give the reference condition of ground test verification of solar wing rotation.

Keywords：flexiblemultibodydynamics;mechancalandelectriccouplingdynamicsandcontrol;dualaxisflexiblesolarwing;olar array drive assembly;momentum wheel torque distribution

太陽(yáng)翼在軌轉(zhuǎn)動(dòng)引起的衛(wèi)星姿態(tài)擾動(dòng)和低頻振動(dòng)是影響星上高精度載荷正常工作的主要因素之二[1-2]。（剩余9288字）