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Present-Day Status of Spacecraft Charging Investigations in Russia
P. 1–3.
Currently, Russia conducts various works aimed at mitigating spacecraft charging effects interfering with the operation of the on-board electronics. We will inform you about the progress in developing the discharge-free near- Earth satellites. Also, we will report on participation of our specialists in preparing international guidance documents on the problem of spacecraft charging. A part of this paper will cover spacecraft activities investigating geomagnetic and radiation conditions on near-Earth orbits
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English
Tolstikov S., Mullahmetov I., Pozhidaev E. et al., Технологии электромагнитной совместимости 2024 № 1(88) С. 62–71
The study involves the computational modeling of electrostatic discharge initiation in polymer materials utilized in space environment under low-temperature conditions. To address this challenge, experimental data on the radiation-induced electrical conductivity of polyimide and polyethylene terephthalate at reduced temperatures, have been employed. The simulation encompasses the evaluation of electric field intensity within polyimide and polyethylene ...
Added: June 6, 2024
Gazizov R., Gazizov R., Gazizov T., , in: 2020 Dynamics of Systems, Mechanisms and Machines (Dynamics).: Omsk: IEEE, 2020. P. 1–4.
The paper presents the circuit diagram and the parameters of the cross-section for the model of the power supply (PS) bus of a spacecraft. The optimization of the duration of an ultrashort pulse (USP) exiting the PS bus was made by genetic algorithm(GA) for minimizing the voltage maximum along the PS bus. The GA optimization ...
Added: December 16, 2022
M. A. Bubnova, V. A. Baleskin, A. N. Kosinov et al., Journal of Physics: Conference Series 2021 Vol. 2134 Article 012026
"Data transfer from satellite to ground station emulator" application has been developed for modelling data transfer between a small spacecraft at low-earth orbit and a control center on Earth. The application takes into account multiple parameters allowing to replace a number of experiments. Additionally, the SGP4 model and models such of parameters such as bit ...
Added: December 22, 2021
Vostrikov A. V., Prokofyeva E. N., Journal of Space Weather and Space Climate 2022 Vol. 12 Article 29
High-energy charged plasma particles pose a danger to space technology. The accumulation of charged particles on the body of the spacecraft generates discharges. Electrostatic discharge is a source of powerful electromagnetic interference that adversely affects the functioning of individual parts and entire systems. According to statistics, in about 30% of cases, the loss of satellites ...
Added: November 30, 2021
Borisov N., Kravchenko N., Presnyakov S. et al., , in: 2019 8th Asia-Pacific Conference on Antennas and Propagation (APCAP).: IEEE, 2019. P. 309–310.
A formal method is proposed for constructing a macromodel of a linear equivalent electrical circuit of a communication satellite antenna. The macromodel can contain as many phase variables as the antenna designer wants. The macromodel maintains a simple dependence of its output characteristics on the design-technological variable parameters of the antenna model. The use of ...
Added: October 23, 2021
Слепцов Э. С., Tuturov A. A., Полет. Общероссийский научно-технический журнал 2020 № 11 С. 60–65
The article analyzes the possibility of stating by methods of system analysis the task of constructing and holding the orbital constellation of remote sensing spacecraft. Criteria are introduced that make up the generalized target functional of the orbital grouping, which makes it possible to separate the target task, the ballistic construction problem, and the stabilization ...
Added: September 28, 2021
Abrameshin D., Pozhidaev E., Tumkovskiy S., Информационные технологии 2021 Т. 27 № 2 С. 59–64
A model and a method of mathematical modeling of radiation charging of polymer cases of microelectronic equipment with increased conductivity are developed, which are based on the application of the approximation function of the experimental dependence of the case conductivity on the irradiation time obtained using parametric identification methods. The research results are aimed at ...
Added: June 28, 2021
V.S. Saenko, A.P. Tyutnev, M.A. Afanasyeva et al., IEEE Transactions on Plasma Science 2019 Vol. 47 No. 8 P. 3648–3652
Abstract—We have simulated an electron bulk charging of the plastic cases of electronic devices as an integral part of the spacecraft internal charging problem. The semiconductor crystal has been placed inside a spherical shell of a polymer dielectric 10^−3–10^−2 m thick having an intrinsic (dark) conductivity in the range from 10^−16 to 10^−9 Ohm
^−1 ·m^−1. The crystal itself is a parallelepiped ...
Added: February 3, 2019
Istratov A., Хоменко И. И., Погодин А. В. et al., Вестник НПО им. С.А. Лавочкина 2017 № 4 С. 68–75
Рассматривается подход к прогнозированию температурных показателей оборудования космического аппарата (КА) в ходе выполнения научной программы для предотвращения перегрева. Предлагаются алгоритмы обработки данных, накопленных в ходе эксплуатации КА для определения температурных значений компонентов в указанные моменты времени. Представляется реализация программного комплекса. Проведенные эксперименты подтвердили возможность выявления аномальных тепловых режимов эксплуатации КА. ...
Added: January 12, 2018
Novikov L., Voronina E. N., Chernik V. N. et al., Journal of Spacecraft and Rockets 2016 Vol. 53 No. 6 P. 1012–1018
This paper describes results of ground-based simulation of atomic oxygen influence on samples of polymer composites with different fillers. Polyimide and polyamide-imide were used as matrices, and polyorganosiloxanes, inorganic nanoparticles ofTiO2, Al2O3, WC,
multiwalled carbon nanotubes, and detonation nanodiamonds were used as fillers. Data on mass loss of composite samples due to atomic oxygen exposure and ...
Added: January 27, 2017
Nedosekin P., Gladchenkov E., Zakharchenko K. V. et al., , in: 2016 International Siberian Conference on Control and Communications (SIBCON). Proceedings.: M.: HSE, 2016.
The review highlights the parameters of multilayer diamond detector for monitoring space radiation based on CVD diamond technique. The paper specifies the results of measuring charge output spectrum of single and double layer diamond detectors. Diamond detector serves to on-board radiation monitoring systems of spacecraft having lifetime increase in up to 20?25 years. The use ...
Added: September 28, 2016
Istratov A. Yu., Khomenko I. I., Pogodin A. V., , in: 2016 Third International Conference on Digital Information Processing, Data Mining, and Wireless Communications (DIPDMWC).: M.: IEEE, 2016. P. 319–323.
This paper introduces the approach to the temperature parameters forecasting to avoid overheating of the spacecraft equipment at the end of the data transmission session during which information from temperature detectors are unavailable. It is essential to prevent situations in which spacecraft’s details will experience excessive overheating because it leads to the failure of major ...
Added: September 14, 2016
Mayakova O., Vostrikov A. V., Aleynikov A. et al., , in: 2016 International Siberian Conference on Control and Communications (SIBCON). Proceedings.: M.: HSE, 2016.
In this paper the assessment of the reliability of radiofrequency cords was carried out. The analysis of mathematical models of the failure rate assessment of components of the radiofrequency cords was submitted and the optimal model, combining incoming components, was deduced. It was concluded that during the calculation of the reliability of the radiofrequency cords, ...
Added: April 22, 2016
Istratov A., Zakharchenko K. V., Kaperko A. et al., Measurement Techniques, USA 2016 № 3 С. 49–54
Approach to processing the output information of a spectrometer on diamond detectors used on board the space apparatus is considered. The spectrometer on diamond detectors forms 24 output signals containing integrated quantitative characteristics of the streams of space radiation in the environment (electrons, protons and the heavy charged particles) in the power range from 0 ...
Added: January 11, 2016
Aksenov S. A., Bober S. A., Nikolaeva Y. A. et al., / ЦНИИмаш. 2015.
В работе предлагается методика расчета ограниченных орбит вокруг точки либрации L2 системы Солнце-Земля. Движение космического аппарата (КА) в окрестности точки либрации рассматривается как суперпозиция трех компонент: убывающей (устойчивой), возрастающей (неустойчивой) и ограниченной. Предлагаемая методика позволяет скорректировать вектор состояния КА, таким образом, чтобы нейтрализовать неустойчивую компоненту движения. На основе численных расчетов, выполненных с помощью данной методики, произведено ...
Added: October 12, 2015
Novikov L., Radiation Measurements 1999 Vol. 30 No. 5 P. 661–667
Various space environment effects on spacecraft materials and equipment, and the reverse effects of spacecrafts and rockets on space environment are considered. The necessity of permanent updating and perfection of our knowledge on spacecraft/environment interaction processes is noted. Requirements imposed on models of space environment in theoretical and experimental researches of various aspects of the ...
Added: March 2, 2015
Zhadnov V. V., Artyukhova M. A., Надежность 2015 No. 1 P. 19–24
The article deals with forecasting the dependability indicators of state-of-the-art spacecraft onboard equipment. The authors demonstrate the applicability of the results of equipment and components testing for resistance to ionizing radiation in forecasting dependability indicators. They prove the applicability of Alfa distribution of time to failure in forecasting CMOS IC reliability and longevity. The paper ...
Added: January 20, 2015
Zhadnov V. V., Artyukhova M. A., Надежность 2015 № 1 С. 13–18
The article deals with forecasting the dependability indicators of state-of-the-art spacecraft onboard equipment. The authors demonstrate the applicability of the results of equipment and components testing for resistance to ionizing radiation in forecasting dependability indicators. They prove the applicability of Alfa distribution of time to failure in forecasting CMOS IC reliability and longevity. The paper ...
Added: January 20, 2015
Artyukhova M. A., T-Comm: Телекоммуникации и транспорт 2014 Т. 8 № 10 С. 10–12
Electronic equipment of spacecraft is exposed to ionizing radiation of outer space, which is another reason for failure. Currently accepted to evaluate separately the reliability of electronic equipment and its radiation resistance, despite the fact that these phenomena are interrelated. The aim of the article is to estimate effects of ionizing radiation on the reliability ...
Added: December 4, 2014