Zobrazeno 1 - 10
of 1 439
pro vyhledávání: '"solar array"'
Publikováno v:
Aerospace, Vol 11, Iss 9, p 751 (2024)
To improve the Solar Array Drive Assembly (SADA) system, a servo control method known as Linear Active Disturbance Rejection Control (LADRC) is introduced, utilizing a speed loop for a Permanent Magnet Synchronous Motor (PMSM). This method serves as
Externí odkaz:
https://doaj.org/article/8ace1cf203114791a659bf7131cca6ca
Publikováno v:
Aerospace, Vol 11, Iss 8, p 688 (2024)
This paper presents the design of a digital twin for a 6U CubeSat electrical power system, including the solar arrays, solar array regulators, battery, power distribution unit, and load subsystems. The digital twin is validated by comparing its real-
Externí odkaz:
https://doaj.org/article/38e6ae259a5e45738b01bdace158e4eb
Akademický článek
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Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 36, Iss 1, Pp 1-13 (2023)
Abstract Solar arrays are the primary energy source for spacecraft. Although traditional rigid solar arrays improve power supply, the quality increases proportionally. Hence, it is difficult to satisfy the requirements of high-power and low-cost spac
Externí odkaz:
https://doaj.org/article/df73d96aac1b4ff79cd858657b48796c
Autor:
Wang, Cunfu, Chen, Bifa
Publikováno v:
Aircraft Engineering and Aerospace Technology, 2022, Vol. 95, Issue 1, pp. 170-179.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/AEAT-12-2021-0380
Publikováno v:
IEEE Access, Vol 11, Pp 94138-94147 (2023)
This work presents a single point failure free solar array regulator design for scientific deep space exploration micro-satellites, where reliability and fault tolerance are critical design aspects. The proposed regulator is composed by six independe
Externí odkaz:
https://doaj.org/article/9dc4884f30e545f79f232b9d2fce6bfb
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 8, Iss 1, Pp 121-134 (2023)
In this article, a three-axis attitude manoeuvre spacecraft consisting of a central rigid body and a rotating solar array is studied. The rotating solar array is considered a disturbance to the spacecraft. In the design of the controller, the coupled
Externí odkaz:
https://doaj.org/article/0603fa7f91ac449faee4ba27f7e204a6
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 3, Pp 1-8 (2023)
In this paper, a self-designed solar cell-based optical detector is proposed and demonstrated in a long-distance underwater wireless optical communication (UWOC) link. Benefitting from a large detection area, the detector could successfully capture o
Externí odkaz:
https://doaj.org/article/1c92c1ce9d304e989303b76d1ab68e92
Publikováno v:
Aerospace, Vol 11, Iss 3, p 232 (2024)
The stratospheric airship is a type of aerostat that uses solar energy as its power source and can fly continuously for months or even years in near space. The rapid and accurate prediction of the output power of its solar array is the key to maintai
Externí odkaz:
https://doaj.org/article/d9af2aad6d634fbfaf9716c06ef2ae5d
Publikováno v:
Energies, Vol 17, Iss 5, p 1093 (2024)
The solar array drive assembly (SADA) slip ring is a critical link that provides electrical power and electric signal transmission between solar arrays and satellite power systems, which is prone to arc faults in the space environment. If these arc f
Externí odkaz:
https://doaj.org/article/a990c48fecfe421785091f6f33cb49b9