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1. Identity statement
Reference TypeConference Paper (Conference Proceedings)
Siteplutao.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W/3SCS39S
Repositorysid.inpe.br/plutao/2018/12.14.19.53.21   (restricted access)
Last Update2018:12.20.15.09.19 (UTC) lattes
Metadata Repositorysid.inpe.br/plutao/2018/12.14.19.53.22
Metadata Last Update2021:02.11.20.56.55 (UTC) administrator
DOI10.2514/6.2018-2536
ISBN9781624105623
Labellattes: 5964335207790589 3 RomeroSouzChag:2018:ApSDTe
Citation KeyRomeroSouzChag:2018:ApSDTe
TitleApplication of the SDRE technique in the satellite attitude and orbit control system with nonlinear dynamics
FormatDVD
Year2018
Access Date2024, Apr. 26
Secondary TypePRE CI
Number of Files1
Size696 KiB
2. Context
Author1 Romero, Alessandro Gerlinger
2 Souza, Luiz Carlos Gadelha de
3 Chagas, Ronan Arraes Jardim
Resume Identifier1
2 8JMKD3MGP5W/3C9JHN3
Group1 CSE-ETES-SESPG-INPE-MCTIC-GOV-BR
2 CSE-ETES-SESPG-INPE-MCTIC-GOV-BR
3 DIDSE-CGETE-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1
2 lcgadelha@gmail.com
3 ronan.arraes@inpe.br
Conference NameInternational Conference on Space Operations, 15 (SpaceOps)
Conference LocationMarseille, France
Date28 may - 01 june
PublisherAmerican Institute of Aeronautics and Astronautics
Book TitleProceedings
Tertiary TypePaper
History (UTC)2018-12-20 15:09:21 :: lattes -> administrator :: 2018
2021-02-11 20:56:55 :: administrator -> simone :: 2018
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
AbstractThe satellite attitude and orbit control subsystem (AOCS) can be designed with success by linear control theory if the satellite has slow angular motions and small attitude maneuver. However, for large and fast maneuvers, the linearized models are not able to represent all the perturbations due to the effects of the nonlinear terms present in the dynamics and in the actuators (e.g., saturation) which can damage the systems performance. Therefore, in such cases, it is expected that nonlinear control techniques yield better performance than the linear control techniques, improving the AOCS pointing accuracy without requiring a new set of sensors and actuators. One candidate technique for the design of AOCS control law under a large and fast maneuver is the State-Dependent Riccati Equation (SDRE). SDRE provides an effective algorithm for synthesizing nonlinear feedback control by allowing nonlinearities in the system states while offering great design flexibility through state-dependent weighting matrices. The Brazilian National Institute for Space Research (INPE, in Portuguese) was demanded by the Brazilian government to build remote-sensing satellites, such as the Amazonia-1 mission. In such missions, the AOCS must stabilize the satellite in three-axes so that the optical payload can point to the desired target. Currently, the control laws of AOCS are designed and analyzed using linear control techniques in commercial software. In this paper, we discuss whether the application of the SDRE technique in the AOCS design can yield gains in the missions developed by INPE. Moreover, we report a proof of concept of an open-source satellite simulator built to analyze control laws based on SDRE. This satellite simulator is implemented in Java using Hipparchus (linear algebra library; which was extended in order to support the SDRE technique) and Orekit (flight dynamics framework).
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4. Conditions of access and use
Languageen
Target Fileromero_application.pdf
User Grouplattes
Reader Groupadministrator
lattes
Visibilityshown
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3F35BSP
8JMKD3MGPCW/446AUSL
Citing Item Listsid.inpe.br/bibdigital/2013/10.14.22.20 2
sid.inpe.br/bibdigital/2021/02.11.20.54 1
URL (untrusted data)http://www.spaceops2018.org
Host Collectiondpi.inpe.br/plutao@80/2008/08.19.15.01
6. Notes
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