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Equations of average isobaric heat capacity of air and combustion gases with influence of pressure and effect of thermal dissociation
(ХАИ, 2019)
The article presents analytical dependences of the average specific isobaric heat capacities of the main components of air and combustion products of hydrocarbon fuels,
the same in the entire specified range of pressures ...
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 ...
Surface repair of aircraft titanium alloy parts by cold spraying technology
(ХАІ, 2020)
Titanium alloys have the advantages of high specific strength, good corrosion resistance, high heat resistance, and low density, which is the main structural material of aerospace system components, including compressor ...
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 ...
Analysis of two-step approach for compressing texture images with desired quality
(ХАІ, 2020)
A task of lossy compression of remote sensing and other types of images with providing the desired quality is considered. Quality is mainly characterized by the peak signal-to-noise ratio (PSNR) but visual quality metrics ...
Creation of afterburning turbofan engine - history and present
(ХАІ, 2020)
The main problems of the creation of afterburning turbofan engines, among which the irremovable surge of the compressor, is disclosed by historical analysis. According to the published models, such surge is a hydrody-namic ...
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 ...
Discharge characteristics of the magnetron system for sputtering, deposition, and nanotechnology applications
(ХАІ, 2020)
Magnetron sputtering is known for years as a powerful tool for coating deposition of cutting tools and machine parts. However the experimental measurements of the magnetron discharge parameters are still necessary to provide ...
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 ...
Modeling of physical processes of energy conversion in small-sized vortex energy separators
(ХАІ, 2021)
The object of study in the article is the vortex effect of temperature separation in a rotating gas flow, which is realized in small-sized vortex energy separators. The subject matter is the models that describe the physical ...