Zobrazeno 1 - 10
of 512
pro vyhledávání: '"Thermal control system"'
Publikováno v:
Case Studies in Thermal Engineering, Vol 59, Iss , Pp 104520- (2024)
In order to ensure the optimal imaging quality of the space ultraviolet wide field of view multi-channel scanning imager, it is imperative to conduct a comprehensive investigation into the thermal control system. First, we shall present the structure
Externí odkaz:
https://doaj.org/article/4d024ca650754a57911ea837af66c691
Autor:
Ionut-Florian Popa, Cristian Dobromirescu, Ionut Sebastian Vintila, Iulia Tinca, Dragos Mihai, Alexa Miruna Canache, Daniel Eugeniu Crunteanu
Publikováno v:
Applied Sciences, Vol 14, Iss 20, p 9448 (2024)
The current paper addresses the challenges in manufacturing a critical component of a centrifugal pump for space active thermal control systems of satellites, namely, the closed centrifugal impeller. Compared to the classical technologies, there is a
Externí odkaz:
https://doaj.org/article/d9c62fe3f4174737bfed2648e0e43ef5
Autor:
Hongzhou Huang, Changgen Bu
Publikováno v:
Aerospace, Vol 11, Iss 10, p 803 (2024)
The multiple working modes, complex working conditions, frequent changes in external heat flux, and high power consumption of communication satellites all pose great difficulties to their thermal design. This paper mainly describes the design of a th
Externí odkaz:
https://doaj.org/article/c4a85b58764f41fe84aeecf9376d7a13
Publikováno v:
Космические аппараты и технологии, Vol 7, Iss 2, Pp 107-115 (2023)
This article characterizes the spacecraft as a means of performing various tasks, including by precision equipment. Emphasis is placed on vibration as one of the influencing factors and on the need for a low level of vibration on the spacecraft. Amon
Externí odkaz:
https://doaj.org/article/b22621093d9b4345928dde402886198d
Publikováno v:
Компьютерная оптика, Vol 46, Iss 5, Pp 713-723 (2022)
We propose combining the functionality of star sensors and the optical system of a nanosatel-lite optical-electronic telescopic module (OETM) for Earth remote sensing (ERS) in order to re-duce the influence of thermoregulation inaccuracy on the accur
Externí odkaz:
https://doaj.org/article/c1bd53bb085440e18b427c367594d1c6
Akademický článek
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Akademický článek
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Publikováno v:
Case Studies in Thermal Engineering, Vol 43, Iss , Pp 102813- (2023)
The thermal control system (TCS) is a key technology for ensuring good imaging quality of a space optical remote sensor (SORS) in orbit, and its research is of practical significance. In this paper, a multidisciplinary optimization method was propose
Externí odkaz:
https://doaj.org/article/34638bc673bf4975815ded257e418bc9
Publikováno v:
Космические аппараты и технологии, Vol 5, Iss 4, Pp 198-207 (2021)
The paper reports a brief description of spacecraft operating conditions, the main reasons of heating and thermal gradient appearance and need to reassign the thermal energy. Active thermal control systems and their advantages are considered, spacecr
Externí odkaz:
https://doaj.org/article/1b937b0e6f9b4b87a3c5582a009301d9
Publikováno v:
Journal of Mechanical Engineering, Vol 24, Iss 4, Pp 27-37 (2021)
The main issues associated with the development of two-phase mechanically pumped loops (2-MPL) for thermal control systems of spacecraft with large heat dissipation were formulated back in the early 80s. They have undeniable advantages over single
Externí odkaz:
https://doaj.org/article/b2a0d91aa85946a987cacb665f426ede