Results 11 to 20 of about 84 (83)

METHODS FOR INSPECTION OF INTERNAL STRUCTURE OF COOLED HPT BLADES WITH PERSPECTIVE COOLING SYSTEMS

open access: yesАвіаційно-космічна техніка та технологія, 2019
The cooled turbine blades are very complex, labor-intensive parts, both for manufacturing and for inspection. With the development of aviation gas-turbine engines, the design of cooled turbine blades is becoming more complicated.
Руслан Юрьевич Шакало   +1 more
doaj   +1 more source

INFLUENCE OF CREEP OF MATERIAL OF A HIGH PRESSURE NOZZLEVANES ON THEIR OPERABILITY

open access: yesАвіаційно-космічна техніка та технологія, 2020
The creation of aircraft gas turbine engines that meet modern requirements for the resource, especially its hot part, requires not only more advanced design methods but also an analysis of operability and damageability during the resource to find ...
Роман Петрович Придорожный   +2 more
doaj   +1 more source

DAMPING OF VIBRATIONS OF PAIRWISE SHROUDED COOLED TURBINE BLADES

open access: yesАвіаційно-космічна техніка та технологія, 2019
The cooled turbine blades are the parts that determine the reliability and service life of a gas turbine engine. As is known, most cases of engine failure are related to the destruction of turbine blades.
Руслан Юрьевич Шакало   +4 more
doaj   +1 more source

OSCILLATIONS MULTILAYERED COMPOSITE RODS FROM MATERIALS IN THE FIELD OF CENTRIFUGAL FORCES

open access: yesRUDN Journal of Engineering Research, 2017
We study the vibrations of multilayer composite rod. In order to influence the definition-tion features multilayered rods, clarify the roles and forms orthotropy-layers fluctuations regarded rod of arbitrary cross section and a compressor blade Nye.
Alibek U Nurimbetov   +1 more
doaj   +1 more source

Simulation of flow in the fan stage of a turbofan engine

open access: yesАвіаційно-космічна техніка та технологія
The subject of this research is the working process of the axial fan in a turbofan engine. The objective of this research was to investigate the fan impeller of a turbofan engine.
Andrii Duliepov
doaj   +1 more source

РАСПРЕДЕЛЕНИЕ ТЕМПЕРАТУРЫ В МНОГОСЛОЙНЫХ МЕТАЛЛОКЕРАМИЧЕСКИХ ПОКРЫТИИЯХ ПРИ НЕСТАЦИОНАРНОМ ТЕПЛОВОМ ВОЗДЕЙСТВИИ

open access: yesНаучный вестник МГТУ ГА, 2017
Прогресс в авиационном двигателестроении определяется возрастанием рабочих параметров газотурбинных двигателей, который неизбежно сопровождается повышением значений рабочих температур и нагруженности высокоответственных элементов горячего тракта турбины.
Oleg Aleksandrovich Ratenko   +2 more
doaj   +1 more source

imulation of the flow in the fan stage of a turbofan engine with annular grooves casing treatment

open access: yesАвіаційно-космічна техніка та технологія
The subject of this study is the working process of the axial fan under the annular groove casing treatment of the turbofan engine. The object of the present study is to investigate the fan impeller of a turbofan engine subjected to an annular groove ...
Andrii Duliepov, Anton Balalaiev
doaj   +1 more source

Turbine blade profile of curves Bezier

open access: yesRUDN Journal of Engineering Research, 2013
An article presents profiling turbine blades The computer program in Mathcad is an element of CAD design system turbine. Blade profile outlines three curves Bezier: (back profile — one parabola (Bezier curve of order 2); trough — two parabolas (Bezier ...
L V Vinogradov   +2 more
doaj  

About analytic profiling of turbine blades

open access: yesRUDN Journal of Engineering Research, 2012
An article presents an analytic method for designing the turbine blade profiles.
L V Vinogradov
doaj  

Topological optimization of the axial compressor blade of aircraft gas turbine engine

open access: yesАвіаційно-космічна техніка та технологія
The requirements for the efficiency, reliability, and environmental friendliness of technical systems in modern mechanical engineering are constantly increasing.
Maryna Pikul   +3 more
doaj   +1 more source

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