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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3PFBJUL
Repositorysid.inpe.br/mtc-m21b/2017/08.18.18.30   (restricted access)
Last Update2017:08.18.18.30.18 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2017/08.18.18.30.18
Metadata Last Update2021:02.11.18.12.43 (UTC) administrator
DOI10.1016/j.actaastro.2017.07.018
ISSN0094-5765
Citation KeyFonsecaRadeGoesSale:2017:AtViCo
TitleAttitude and vibration control of a satellite containing flexible solar arrays by using reaction wheels, and piezoelectric transducers as sensors and actuators
Year2017
MonthOct.
Access Date2024, May 19
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size2984 KiB
2. Context
Author1 Fonseca, Ijar Milagre da
2 Rade, Domingos A.
3 Goes, Luiz C. S.
4 Sales, Thiago de Paula
Resume Identifier1 8JMKD3MGP5W/3C9JHD8
Group1 DIDMC-CGETE-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Tecnológico de Aeronáutica (ITA)
3 Instituto Tecnológico de Aeronáutica (ITA)
4 Universidade Federal de Uberlândia (UFU)
Author e-Mail Address1 ijar@uol.com.br
JournalActa Astronautica
Volume139
Pages357-366
Secondary MarkA2_INTERDISCIPLINAR B1_GEOCIÊNCIAS B1_ENGENHARIAS_IV B1_ENGENHARIAS_III B2_CIÊNCIA_DA_COMPUTAÇÃO C_ENGENHARIAS_II C_ASTRONOMIA_/_FÍSICA
History (UTC)2017-08-18 18:30:18 :: simone -> administrator ::
2017-08-18 18:30:18 :: administrator -> simone :: 2017
2017-08-18 18:31:15 :: simone -> administrator :: 2017
2021-02-11 18:12:43 :: administrator -> simone :: 2017
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
AbstractThe primary purpose of this paper is to provide insight into control-structure interaction for satellites comprising flexible appendages and internal moving components. The physical model considered herein aiming to attend such purpose is a rigid-flexible satellite consisting of a rigid platform containing two rotating flexible solar panels. The solar panels rotation is assumed to be in a sun-synchronous configuration mode. The panels contain surface-bonded piezoelectric patches that can be used either as sensors for the elastic displacements or as actuators to counteract the vibration motion. It is assumed that in the normal mode operation the satellite platform points towards the Earth while the solar arrays rotate so as to follow the Sun. The vehicle moves in a low Earth polar orbit. The technique used to obtain the mathematical model combines the Lagrangian formulation with the Finite Elements Method used to describe the dynamics of the solar panel. The gravity-gradient torque as well as the torque due to the interaction of the Earth magnetic field and the satellite internal residual magnetic moment is included as environmental perturbations. The actuators are three reaction wheels for attitude control and piezoelectric actuators to control the flexible motion of the solar arrays. Computer simulations are performed using the MATLAB® software package. The following on-orbit satellite operating configurations are object of analysis: i) Satellite pointing towards the Earth (Earth acquisition maneuver) by considering the initial conditions in the elastic displacement equal to zero, aiming the assessment of the flexible modes excitation by the referred maneuver; ii) the satellite pointing towards the Earth with the assumption of an initial condition different from zero for the flexible motion such that the attitude alterations are checked against the elastic motion disturbance; and iii) attitude acquisition accomplished by taking into account initial conditions different from zero for both attitude and elastic vibrations. Additionally, the control efforts for the three cases are compared. Results indicate that the attitude control is able to excite the solar panels' vibration modes and vice-versa. The piezoelectric vibration control shows significant performance improvement when compared to contributions of the attitude control to the vibration damping.
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4. Conditions of access and use
Languageen
Target Filefonseca_attitude.pdf
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5. Allied materials
Next Higher Units8JMKD3MGPCW/446AF4B
Citing Item Listsid.inpe.br/bibdigital/2021/02.11.18.06 3
DisseminationWEBSCI; PORTALCAPES; COMPENDEX.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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