Results 21 to 30 of about 7,514 (171)
Applied SciencesThe objective of this study is to implement a more realistic integrated analysis model for micro gas turbines by incorporating secondary flow and combustion efficiency into the existing model, which includes main engine components such as the compressor ...
DongEun Lee +3 more
doaj +3 more sources
Thermodynamics, Environmental and Sustainability Impacts of a Turbofan Engine Under Different Design Conditions Considering Variable Needs in the Aviation Industry. [PDF]
Glob ChallThermodynamic analysis is applied to the kerosene fuelled high by‐pass turbofan (HBP‐TF) engine to assess entropy, exergy, environmental and sustainability metrics for different design variables. As a novelty, entropic improvement potential index for turbomachinery components and specific irreversibility production for the whole engine are computed ...
Aygun H, Sheikhi MR, Caliskan H.
europepmc +2 more sources
Авіаційно-космічна техніка та технологія, 2023 Despite the technological advances that made it possible to create serial commercial micro-turbojet engines with a thrust of up to 1.0 kN, engines of this type in the class of high-speed unmanned aerial vehicles (UAVs) weighing up to 200 kg have not yet ...
Olexander Khrulev
doaj +1 more source
Intensification of convective heat exchange of walls of heat pipe of 3D-printed micro-sized turbojet engine [PDF]
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2022 The article considers the solution of the urgent problem of creating a micro-sized turbojet engine using 3D printing. The article describes one of the ways to cool the walls of the heat pipe of a small combustion chamber made of heat-resistant material
A. V. Pobelyansky +2 more
doaj +1 more source
Adaptive Fuzzy PID Controller applied to micro turbojet engine
Journal of Physics: Conference Series, 2021 Abstract Digital controllers are utilized for controlling modern gas turbine engines. Firstly, an identified discrete model is built for a micro turbojet engine (MTE) jet cat P200sx. Two controllers are designed, gain scheduling PID and adaptive fuzzy tuned PID controllers are presented in this paper.
Ahmed M shehata +2 more
openaire +1 more source
Experimental Study on the Effect of Water Injection on a Micro Turbojet Engine
Repüléstudományi Közlemények, 2021 Due to increasing emissions in the 21st century, aviation industry faces a rising pressure to reduce its contribution to air pollution. A possible way to mitigate such harmful effects on the environment is to use water injection as a thrust augmentation method which was developed in the 1960s.
Károly Beneda, Péter Balajti
openaire +2 more sources
Influence of Bioethanol Blends on Performances of a Micro Turbojet Engine
Revista de Chimie, 2020 This paper proposes a study regarding the use of bioethanol as fuel for turbine engines used in aviation. For this purpose, three blends of 5, 10, and 15% concentrations of bioethanol mixed with Jet A fuel were tested on JET CAT P80 microturbo engine.
Grigore Cican +3 more
openaire +1 more source
Exploring the application of digital twin in the field of micro turbine engine core components
Energy Science &Engineering, Volume 11, Issue 8, Page 2929-2943, August 2023., 2023 The effective integration of digital twin technology with the main core components of the micro turbine engine enables effective structural optimization, online monitoring, and timely problem detection, ultimately supporting the overall lifespan of the engine. Abstract The micro turbine engine (MTE) plays a vital role in the aerospace sector.
Xinming Zhang +3 more
wiley +1 more source
A numerical investigation into the effect of engine bleed on performance of a single-spool turbojet engine. [PDF]
, 2008 A real time simulation model has been developed to investigate the effect of variable engine bleed on steady state and transient performance of a single-spool turbojet engine.
Whidborne, James F., Rahman, N. U.
core +1 more source
Case Studies in Thermal Engineering, 2023 The corrected special maps of components have revealed an outstanding role on valuating the off-design performance of micro gas turbine engines. The main purpose of this paper is to investigate the steady-state performance at design and off-design point ...
Xiaohua Wu +5 more
doaj +1 more source