Results 31 to 40 of about 55 (51)

Experimental studies of a plasma enhancer for a dual-fuel gas turbine combustion chamber

open access: yesАвіаційно-космічна техніка та технологія
Purpose. This study investigates the characteristics of a low-current plasma intensifier operating with air as the plasma-forming medium and the supply of a liquid phase simulating fuel, for potential application in dual-fuel gas turbine combustion ...
Serhiy Serbin   +3 more
doaj   +1 more source

CURRENT STATE OF THE PROBLEM OF THE DEVELOPMENT OF ACOUSTIC LINERS FOR GAS-TURBINE ENGINES

open access: yesАвіаційно-космічна техніка та технологія, 2020
A review of current international aviation noise requirements is provided. It is shown that international requirements for aircraft noise levels are constantly increasing.
Євген Олександрович Римаренко
doaj   +1 more source

PREDICTION OF THE INTER-ELEMENT INTERACTION IN THE AUTOMATIC CONTROL SYSTEMS OF AVIATION ENGINES

open access: yesАвіаційно-космічна техніка та технологія, 2018
The article is devoted to the development of modern models and algorithms for information processing for the prediction, diagnosing and maintenance tasks of inter-element interaction in automatic control systems of aviation gas turbine engines ...
Сергій Сергійович Товкач
doaj   +1 more source

CFD modeling of the development of thermoconvection currents on the processes of starting low-temperature thermoacoustic engines

open access: yesАвіаційно-космічна техніка та технологія
The energy independence problem of Ukraine is an urgent modern problem. Despite the full-scale war, Ukraine has managed to maintain a stable natural gas production level.
Valerii Kuznetsov   +2 more
doaj   +1 more source

Identification of dynamic characteristics of two-shaft turbofan engine

open access: yesАвіаційно-космічна техніка та технологія
Mathematical models are an important tool for designing engines and their automatic control systems. The models are used in the simulation modeling of the control object, in the analysis, synthesis, semi-realistic modeling, and in the synthesis of the ...
Oleksii Bondarenko
doaj   +1 more source

INTERPRETATION OF VIBRATION SIGNALS OF COMPLEX ROTOR SYSTEM BASED ON FRACTAL ANALYSIS

open access: yesАвіаційно-космічна техніка та технологія, 2019
The work analyzes vibration signals obtained by simulating a turbine of a complex rotor system, for example, an aviation gas turbine engine, under conditions of stationary and non-stationary excitations. Four modes of vibration excitation are considered:
Надія Іванівна Бурау   +1 more
doaj   +1 more source

LAWS OF MULTIPHASE FLOW BEHAVIOR IN THE HELICOPTER GAS TURBINE ENGINE INLET DUCT

open access: yesАвіаційно-космічна техніка та технологія, 2017
The results of finite element modeling of the airflow contains dust particles of various sizes in the helicopter gas turbine engine air inlet duck with mounted and dismounted dust protective device are given.
Я. В. Двирник   +1 more
doaj   +1 more source

Definition of requirements and stepwise development of a diagnostic model algorithm for the TV3-117V gas turbine engine

open access: yesАвіаційно-космічна техніка та технологія
This study presents an approach to the formalized construction of a diagnostic model for the TV3-117V gas turbine engine, aimed at post-flight analysis of operational data.
Andrii Dunai
doaj   +1 more source

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

ПІДВИЩЕННЯ ХАРАКТЕРИСТИК НАДІЙНОСТІ ПІДШИПНИКІВ РОТОРІВ АВІАЦІЙНИХ ГАЗОТУРБІННИХ ДВИГУНІВ

open access: yesНаука і техніка Повітряних Сил Збройних Сил України
Проведено аналіз причин виникнення дефектів підшипників (ПШ) роторів авіаційних газотурбінних двигунів (ГТД), головних причин їх пошкоджень та руйнування.
І.Б. Ковтонюк   +4 more
doaj   +1 more source

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