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Anzeige der Dokumente 288-307 von 6661
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Quasi-one-dimensional mathematical model of processes in Hall effect and plasma-ion thrusters
(ХАІ, 2021)Plasma-ion thrusters with a radial magnetic field in ionization chamber and Hall effect thrusters are electrostatic electric propulsion thrusters with closed electron drift. Axial symmetry in the dynamics of the components ... -
Radar imaging complex with SAR and ASR for aerospace vechicle
(ХАІ, 2021)The subject of study in the article is the algorithms for radio monitoring of the Earth in a wide field of view from aerospace transport. The goal is to design a structural diagram of a radio complex that can operate ... -
Radial distribution of electrons rotation moment in hall effect and plasma-ion thrusters
(ХАІ, 2021)The subject of the article is the radial distribution of electron motion parameters inside electric rocket engines with a closed electron drift. The radial magnetic field in Hall thrusters limits the axial flow of electrons ... -
Rational control of objects with uncertain dynamics
(ХАИ, 2019)The reasons that generate uncertainty in the dynamics of objects are considered on the example of aerospace technology. Automatic control objects, consisting of control objects, servo drives and sensors, are subject to the ... -
Rational control of operability of the model unit of electric flywheel motors
(KhAI, 2023)The results of theoretical and experimental research on the rational control of operability of the unit of electric motors-flywheels, which are used in the orientation systems of space vehicles, are presented. The models ... -
Rational control of the temperature of vortex energy separator under destabilizing influence
(ХАІ, 2022)The object of study in this article is the formation process of a rational control of the temperature of a vortex energy separator under destabilizing influences. The subject matter of the article is the process of forming ... -
Recent french results of small hall effect thrusters investigations in collaboration with the national aerospace university in Kharkov
(ХАИ, 2009)The significance of using and investigation of Hall effect thrusters is described in this paper. The progress in development of HET all over the world and activities of Ukraine and France on this field are given. The ... -
Research of logistic processes in production of technical difficult products
(ХАІ, 2022)Automation of production processes, which is widely used at foreign enterprises and largely reduces the labor intensity of products, is of particular relevance. In addition, in some cases, the installation of more ... -
Research of security of infrastructure as a code technologies
(ХАІ, 2022)The purpose of this work is to investigate the mechanisms of protection confidentiality of cloud infrastructure, in case of vulnerabilities that arise from an incorrect description of the infrastructure code. -
Research on wear resistance coating of aircraft titanium alloy parts by cold spraying technology
(ХАІ, 2020)Titanium alloys are the main structural material of aerospace system component, about 75 % of titanium and titanium alloys are used in the aerospace industry, which have the advantages of low density, high specific strength ... -
Resourse-oriented diversification of fault-tolerant PLD-systems
(ХАІ, 2006)The analysis of methods for increasing reliability during designing the fault-tolerant digital systems with programmable logic (PLD-systems) in terms of diversity principle is given. The concepts of internal and ... -
Review of application and research based on cold spray coating materials
(ХАІ, 2021)Cold spray technology is an advanced spray technology, and its technical principle is the same as that of additive manufacturing technology. Cold spraying technology combines multiple advantages in the spraying field: not ... -
Review of manufacturing and repair of aircraft and engine parts based on cold spraying technology and additive manufacturing technology
(ХАІ, 2020)Cold spray technology is a method of deposited metal coatings by high speed particle impact, especially in the preparation of metal alloy materials (Cu alloys, Ti alloys, Al alloys, Ni based alloys, Mg alloys, stainless ... -
Risk and uncertainty assessment in software project management: integrating decision trees and Monte Carlo modeling
(ХАІ, 2023)The evaluation of risk and uncertainty in the context of software project management is the subject of this paper. This paper discusses the difficulties faced by project managers in handling uncertainty brought on by the ... -
Risk-oriented simulation of the long logistics supply chains in developing enterprises
(ХАІ, 2021)The actual problem of studying long supply chains in developing enterprises is posed and solved. Due to the distribution of the production system and the presence of a large number of distant suppliers of materials, raw ... -
Risk-oriented software reliability assessment
(ХАІ, 2006)Software risks and risk management model are discussed. Software reliability risks are considered as a part of general software risk model. Software reliability assessment risks concerned with reliability assessment ... -
Robot vehicle trajectory control
(ЧДТУ, 2022)The purpose of the report is to present nonlinear algorithms for controlling a robotic vehicle. -
Robotic bicycle parking with autonomous electric power system
(ХАІ, 2021)The research is devoted to the development of an automatic complex that is being transformed with an autonomous power system. . This problem is now the most urgent one because the bicycle has become one of the ultra-high-speed ... -
Robotic-biological systems for detection and identification of explosive ordnance: concept, general structure, and models
(ХАІ, 2023)The subject of this study is systems for detection and identification (D&I) of explosive ordnance (EO). The aim of this study is to develop a concept, general structure, and models of a robotic-biological system for D&I ... -
Safety assessment of critical systems based on the combination of risk analysis techniques
(ХАІ, 2015)This work is devoted to the problem of assessing the functional safety of critical systems. The existing risk analysis techniques have been analyzed and the possibility to apply them for functional safety assessment ...