Zobrazeno 1 - 10
of 51
pro vyhledávání: '"чисельний експеримент"'
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup2, Pp 18-24 (2024)
The subject of this study was the characteristics of the compressor impeller regarding the heating of the blade row. The object of this study was the blade row of an axial compressor impeller. The purpose of this study was to evaluate the effect of t
Externí odkaz:
https://doaj.org/article/617ad87c01034dc4b22f7fdfe23fc7dc
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup2, Pp 25-30 (2024)
The subject of this study was the effective thrust of a ducted coaxial propfan. The object of this study was a ducted coaxial propfan of a turbopropfan engine. Purpose: This study estimates the change in the effective thrust of the ducted coaxial pro
Externí odkaz:
https://doaj.org/article/92e2dff2fee3463a8e6c5f050febf543
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4, Pp 49-57 (2024)
The subject of this study is the natural oscillations of a grid tandem fan blade of a turbofan engine. The object of this study was a tandem grid fan blade. The purpose of this work was to assess the influence of the material on the natural frequenci
Externí odkaz:
https://doaj.org/article/2ddeefff71e84f1ebec3e692acebe0a6
Autor:
Illia Yudin
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup1 (2024)
The object of this research was the mixing chamber of a turbofan engine. The subject of this study was the thermogasdynamic processes in the mixing chamber of the turbojet engine before the turbine of the turbofan stage. Such engine designs, known as
Externí odkaz:
https://doaj.org/article/9a9f7bb2ac254e95852daaa569d116c0
Autor:
Artem Kovtun
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup1 (2024)
The subject of this study is the efficiency of the propeller of an unmanned aerial vehicle. The object is the propeller of an unmanned aerial vehicle. The purpose of this work was to assess the influence of the shape and number of blades on the effic
Externí odkaz:
https://doaj.org/article/f00a4a76e47943bdb3c40cbaec4cb295
Autor:
Roman Maiboroda
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup2, Pp 70-75 (2023)
The subject of this study is the working process in a turbofan attachment of a gas turbine engine. The object of study is the fan part of the impeller of a turbofan attachment. The aim of this study was to evaluate the effect of temperature differenc
Externí odkaz:
https://doaj.org/article/1d55f2aac807469696726b94cf06d9d1
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4, Pp 52-56 (2022)
One of the basic requirements for existing and future aircraft engines is high specific power, low specific fuel consumption, and low noise level. The current work evaluates the thrust of a ducted coaxial propfan. A coaxial propfan was chosen as the
Externí odkaz:
https://doaj.org/article/b85909874f444320a600126a53ab27f7
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup1, Pp 19-24 (2021)
Modern trends in the global aircraft industry are prompting aircraft engine engineers to create and develop various methods to improve the aerodynamic characteristics of turbomachines. The urgent need to improve the efficiency of new generation engin
Externí odkaz:
https://doaj.org/article/0bdf487354314dd580fae51ad2b54058
Autor:
Олеся Валеріївна Денисюк
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup1, Pp 41-46 (2021)
In many respects, the efficiency and economy of the aircraft are determined by the parameters and characteristics of the power plant. The analysis of trends in the world engine building shows that an increase in the bypass ratio can significantly inc
Externí odkaz:
https://doaj.org/article/672e16d849c5403d99cd66aa98495854
Publikováno v:
Авіаційно-космічна техніка та технологія, Vol 0, Iss 4sup1, Pp 35-40 (2021)
The development and improvement of turboprop engines are one of the important tasks of modern aircraft engine building. Propeller performance significantly affects the overall efficiency of turboprop engines. An important issue is to increase the tru
Externí odkaz:
https://doaj.org/article/c6b9365289e94274b0f27cd175aa7b0c