Search Results - "K. I. Sypalo"
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A solution of the navigation problem for autonomous insertion of payload into a geostationary orbit using a low-thrust engine
Published in Journal of computer & systems sciences international (2015)“…An onboard navigation system for a space vehicle (satellite) as it is inserted into a geostationary orbit using a low-thrust engine is considered. The…”
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Autonomous navigation during the final ascent of a spacecraft into the geostationary orbit. Autonomous integrated navigation system concept
Published in Journal of computer & systems sciences international (01-09-2015)“…This paper is the first in a series of works devoted to the problems of a spacecraft in the geostationary orbit autonomous operation. The paper presents the…”
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Autonomous navigation during the final ascent of a spacecraft into the geostationary orbit. II. Simulation of operation of an integrated autonomous SC navigation and control system
Published in Journal of computer & systems sciences international (01-09-2016)“…This study continues the series of papers devoted to the approach to solving the problem of autonomous navigation of a spacecraft (SC) in a geostationary orbit…”
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Fuzzy Correspondence Matrix for Air-Transportation Models
Published in Journal of computer & systems sciences international (01-12-2022)“…A new decision-support method is proposed for air-transportation planning using uncertainties in the form of fuzzy numbers. It allows the determination of such…”
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Designing an ACS by Applying Galvanic Coatings Based on Solving the Optimization Problem
Published in Journal of computer & systems sciences international (01-04-2023)“…An automated control system for the technological process of applying galvanic coatings to a variety of cathode parts of various shapes and sizes is considered…”
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Controlling the Process of Formation of the Scientific and Technological Background in Aircraft Construction Based on the Assessment of a Deficit of Functional Properties of Promising Aircraft
Published in Journal of computer & systems sciences international (01-12-2023)“…The existing experience of the design of aviation technology proves that in a number of cases a promising aircraft (AC) that satisfies the set of requirements…”
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Self-guiding of a high velocity pilotless aircraft on the terminal flight leg in atmosphere
Published in Journal of computer & systems sciences international (01-12-2011)“…An algorithm for self-guiding of a high velocity aircraft with high aerodynamic quality on the terminal flight leg in the atmosphere is proposed. This…”
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Terminal open-loop control for a hypervelocity unmanned flying vehicle in the atmosphere. Part 1
Published in Journal of computer & systems sciences international (01-10-2011)“…An algorithm for the terminal open-loop control of a hypervelocity flying vehicle with a high lift-drag (L/D) ratio is proposed; this algorithm ensures the…”
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On the Properties of the Limit Control Sets for a Class of Unstable Linear Systems with Discrete Time andl1-Restrictions
Published in Journal of computer & systems sciences international (2022)“…The construction of attainability and controllability sets for linear systems with discrete time and a total constraint on scalar control in the sense of l 1…”
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Trajectory control of a high altitude hypervelocity flying vehicle in the midcourse active phase of the flight
Published in Journal of computer & systems sciences international (01-07-2013)“…An approach to the control of the motion of the center of mass of a high altitude hypervelocity flying vehicle whose engine thrust and aerodynamics strongly…”
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Concept of Controlling the Characteristics of Nanotubes by Processing a Catalyst Precursor for Their Synthesis
Published in Journal of computer & systems sciences international (01-10-2022)“…In order to implement the directed synthesis of carbon nanostructures, it is proposed to control the process of their formation using a decision support…”
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Stabilization of a System of Unstable Pendulums: Discrete and Continuous Case
Published in Journal of computer & systems sciences international (01-04-2022)“…We study the dynamics of a system of unstable pendulums under the conditions of elastic links under the influence of an external driving force, which is…”
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Optimization of the Process of Improving Aviation Complexes Based on the Concept of Functional Design
Published in Journal of computer & systems sciences international (2022)“…The concept of the functional design of aviation complexes, the stage preceding the traditional stages of structural, layout, and outline design, is developed…”
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Fuzzy Preference Domains and Their Use for Selecting an Electronic Flight Bag for Flight Crews
Published in Journal of computer & systems sciences international (01-03-2018)“…A method for the multicriteria evaluation of alternatives based on preferences specified in fuzzy domains is proposed. The concept of fuzzy scales of the…”
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The Mechanism for the Effect of Nanocarbons Added to Electroplating Electrolytes on the Tribotechnical Properties of Chromium Coatings
Published in Journal of machinery manufacture and reliability (01-11-2021)“…A tendency towards an increase in the microhardness of a chromium coating from adding carbon nanomaterials (nanodiamonds, single-wall and multiwall nanotubes,…”
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About the Technology Readiness Level and the application of the TRL Calculator for their assessment
Published in Ekonomika Nauki (24-03-2020)“…The article presents the issues of qualitative and quantitative assessment of readiness for research and development in the field of aviation technology…”
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Decision Making in MultiCriteria Problems at the Image Design Stage of Aviation Rocket Technique
Published in Journal of computer & systems sciences international (01-03-2020)“…A number of fundamental decisions that will determine the technical and economic characteristics of the project in the future are laid when creating new…”
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Selecting a Single Result from an Aggregate of Contradictory Alternatives with Use of Multiset Theory
Published in Journal of computer & systems sciences international (01-11-2019)“…We consider basic approaches to decision-making using computer systems. Ambiguous results in decision-making are obtained through the use of different methods…”
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Integrated navigation system for a space vehicle on a geostationary or highly elliptic orbit operating in the presence of active jam
Published in Journal of computer & systems sciences international (01-05-2013)“…An onboard navigation system for a space vehicle on a geostationary or highly elliptic orbit including such measurement sources as optoelectronic Earth, Sun,…”
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On ecologically-safe high-speed vehicles: Conceptual design study of the next generation supersonic transport
Published in Acta astronautica (01-03-2024)“…Space-age technology makes it possible to travel faster than the speed of sound from one continent to another one or even to make suborbital flight as a space…”
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