Browsing Статті з наукових журналів та збірок by Title
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Finding antiderivatives with the help of the generalized Taylor series
(ХАИ, 2016)Finding antiderivatives of the given functions is an important component in a number of problems of applied mathematics. Difficulties occur in a case when the antiderivative in question cannot be expressed in terms of ... 
Formalizing the land inventory process for information support of land projects management
(ХАІ, 2022)The subject of study in this work is the land inventory process. The work increases the efficiency of the land inventory process by finding the possibility of reducing the amount of topographic surveying work by algorithmizing ... 
Green's functions of the first and second boundary value problems for the laplace equation in the nonclassical domain
(ХАІ, 2022)The subject of study is the Green's functions of the first and second boundary value problems for the Laplace equation. The study constructs the Green's functions of the first and second boundary value problems for the ... 
Information technology for analysis of waste management objects infrastructure
(ХАІ, 2022)The subject of study in this article is the process of analyzing infrastructure objects for waste management. The current article increases the objectivity of waste management infrastructure objects estimated by developing ... 
Mask generator for orthogonal regular mesh
(ХАІ, 2020)A SolidWorks application has been developed that allows for volumetric visualization. In the decisive program, the information about the presence of the volume mask is used as follows: the volume mask is excluded from the ... 
Mathematical model of PV module with pulse width modulation control
(ХАИ, 2015)The paper describes a mathematical model of solar photovoltaic power plant with a PWM (Pulse Width Modulation) regulator matching between the PV arrays and loads. For controling of regukator which retains the power plant ... 
Maximum power point tracking method for subsatellite solar power working under partially shaded conditions
(ХАИ, 2016)The objective of this work is to study the features of the Maximum Power Point Tracking (MPPT) for subsatellite solar power under partial shading condition of its panels. Subsatellite power system operates in parallel ... 
Method of information technology for structure analysis of urban network firerescue units
(ХАІ, 2023)The subject of this study is the process of analyzing the structure of the network of firerescue units of the city in the context of optimizing their spatial distribution. The purpose of this work is to increase the ... 
Methods of photovoltaic power control mode
(ХАИ, 2015)This paper gives an overview and classification of modern methods maximum power point tracking for the solar photovoltaic systems. Considered methods are briefly described. Advantages and disadvantages of each method are ... 
Modified hill climbing maximum power point tracking control method for satellite electrical power supply system
(ХАИ, 2017)The increasing of efficiency of the satellite electrical power supply system (PSS) is important engineering task. Modern satellite PSS widely use DCDC converters under pulsewidth controlling. Existing methods of maximum ... 
Nonemission electron source with high frequency ionization
(ХАИ, 2012)Mathematical model of the processes in inductive high frequency sources of plasma and electrons is represented in single component magnetic hydrodynamics approximation. Equations are written in twodimension form in the ... 
On estimates of coefficients of generalized atomic wavelets expansions and their application to data processing
(ХАІ, 2020)Discrete atomic compression of digital images is considered. It is a lossy compression algorithm. The aim of this paper is to obtain a mechanism for control of quality loss. 
Progress in electric propulsion numerical simulation
(ХАІ, 2023)This paper outlines efforts to develop models of various electrical propulsion concepts, from the first attempts in the early 90s to the latest sophisticated multidimensional simulations. 
Quasionedimensional mathematical model of processes in Hall effect and plasmaion thrusters
(ХАІ, 2021)Plasmaion 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 ... 
Radial distribution of electrons rotation moment in hall effect and plasmaion 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 ... 
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 ... 
Tomic functions and lacunary interpolation series in boundary value problems for partial derivatives equations and image processing
(ХАІ, 2020)In the paper we consider and solve the problem of construction of the so called tomic functions – the systems of infinitely differentiable functions which while retaining many important properties of the shifts of atomic ... 
Topological designing and analysis of the composite wing rib
(ХАІ, 2020)The composite structures in the aerospace industry for in recent decades are widely applied however, at the beginning of the 21st century composites are growing rapidly. The largest companies in the aerospace industry are ... 
Topological optimization hybrid algorithm for the adhesive joint
(ХАІ, 2023)The subject of this study is a topological optimization algorithm for a lapped symmetric adhesive joint. The purpose of this research is to create a hybrid optimization algorithm that combines the advantages of a genetic ...