Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Wenlai Ma"'
Publikováno v:
Aerospace, Vol 10, Iss 9, p 821 (2023)
Joints are widely used in large deployable structures but show semi-rigidity due to performance degradation and some nonlinear factors affecting the structure’s dynamic characteristics. This paper investigates the influence of semi-rigid joints on
Externí odkaz:
https://doaj.org/article/bf927c8504ca42ea833130fb3efbd631
Publikováno v:
Aerospace, Vol 10, Iss 8, p 672 (2023)
Designing spacecraft involves a careful equilibrium to avoid overengineering or underdesigning, which underscores the importance of employing thermal uncertainty analysis. A key part of this analysis is modeling thermal conditions, but this is often
Externí odkaz:
https://doaj.org/article/7410f2a7b8934b3da34e1d33054854f4
Publikováno v:
Aerospace, Vol 10, Iss 7, p 605 (2023)
Thermal uncertainty analysis of spacecraft is an important method to avoid overdesign and underdesign problems. In the context of uncertainty analysis, thermal models representing multiple operating conditions must be invoked repeatedly, leading to s
Externí odkaz:
https://doaj.org/article/fec5605ea985460d9d680d44f4ade2cd
Publikováno v:
Actuators, Vol 12, Iss 4, p 140 (2023)
In this paper, a new nonlinear robust fault-tolerant tracking control method is proposed for a tri-rotor unmanned aerial vehicle (UAV) under unknown abnormal actuator behaviors together with unknown external disturbances. The actuator anomalies are m
Externí odkaz:
https://doaj.org/article/c117768d9b91495b83fc40261b6300ee
Publikováno v:
IEEE Access, Vol 9, Pp 38802-38809 (2021)
In this paper, the flight principle and accurate dynamics of three-rotor unmanned aerial vehicle (UAV) are detailedly analyzed and a nonlinear robust tracking control strategy is proposed considering unknown time-varying external disturbances. Aiming
Externí odkaz:
https://doaj.org/article/a08838c5a6914532aeccf20057851ac6
Publikováno v:
IEEE Access, Vol 8, Pp 98810-98826 (2020)
In recent years, correlation filter based trackers have seen widespread success because of their high efficiency and robustness. However, a single feature based tracker cannot deal with complex scenes such as serious occlusion, motion blur and illumi
Externí odkaz:
https://doaj.org/article/a6afdfd7008a45ffb62ff42eff74f972
Publikováno v:
Aerospace; Volume 10; Issue 7; Pages: 605
Thermal uncertainty analysis of spacecraft is an important method to avoid overdesign and underdesign problems. In the context of uncertainty analysis, thermal models representing multiple operating conditions must be invoked repeatedly, leading to s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=multidiscipl::29e3864cdc6a5ca7630e564dcffe0d1a
Joint clearance is unavoidable because it ensures successful assembly and deployment, but it also affects the dynamic response, stability, and pointing accuracy of large deployable space structures. This paper investigates the effects of clearance jo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::564f0db4088fa8095189440187023f2e
https://doi.org/10.21203/rs.3.rs-2660688/v1
https://doi.org/10.21203/rs.3.rs-2660688/v1
Publikováno v:
SCIENTIA SINICA Technologica. 52:458-472
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4e6528a5825ee5f8e977e3e7bc0b824e
https://doi.org/10.1360/sst-2020-0442
https://doi.org/10.1360/sst-2020-0442
Publikováno v:
Progress in Aerospace Sciences. 138:100898
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9b7bf877c2ac28b0c9d52e8741ec9d2b
https://doi.org/10.1016/j.paerosci.2023.100898
https://doi.org/10.1016/j.paerosci.2023.100898