Results 21 to 30 of about 5,605 (299)

Analysis of Flow Field Distortion in Ship Inlet System and Its Effect on Compressor Performance [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
Intake system structure design is categorized under gas turbine marine technology, and its performance affects the inlet flow field of the compressor, thereby impacting the overall operation stability of the gas turbine.
Z. Y. Wang, C. X. He, Y. L. Qu
doaj   +1 more source

Internal Aerodynamic Performance Enhancement for Aircraft with High Maneuver by Designing a Distributed Submerged Inlet

open access: yesApplied Sciences, 2023
Submerged inlet has been widely used in UAVs and cruise missiles due to its good stealth characteristics, but it also brings the disadvantage of poor aerodynamic characteristics.
Junyao Zhang, Baigang Mi
doaj   +1 more source

Numerical Investigation of a Vortex Diverter Designed for Improving the Performance of the Submerged Inlet

open access: yesAerospace, 2023
The submerged inlet exhibits good stealth characteristics and lower drag, but it has a low total pressure recovery coefficient and high distortion rate, which limits its widespread application. This paper proposes a vortex diverter aimed at enhancing the
Junyao Zhang, Hao Zhan, Baigang Mi
doaj   +1 more source

Development of a Method for Enhanced Fan Representation in Gas Turbine Modeling [PDF]

open access: yes, 2011
A challenge in civil aviation future propulsion systems is expected to be the integration with the airframe, coming as a result of increasing bypass ratio or above wing installations for noise mitigation. The resulting highly distorted inlet flows to the
Anestis Kalfas   +7 more
core   +1 more source

The effect of upstream duct boundary layer growth and compressor blade lean angle variation on an axial compressor performance [PDF]

open access: yes, 2010
The compressor of a gas turbine engine is extremely vulnerable on upstream duct- induced flow non-uniformities whether the duct is an engine intake or an interconnecting duct.
Templalexis, I.   +3 more
core   +1 more source

The influence of a coupled casing on the performance of a multistage compressor under inlet distortion conditions

open access: yesAIP Advances, 2023
In order to increase the stalling margin of a compressor under different inlet conditions, especially under inlet distortion conditions, a new coupled casing processing structure is proposed in this paper.
Hong Xie   +3 more
doaj   +1 more source

Experimental and Numerical Analysis of a Compressor Stage under Flow Distortion

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2021
On many occasions, fan or compressor stages have to face azimuthal flow distortion at inlet, which affects their performance and stability. These flow distortions can be caused by external events or by some particular geometrical features.
Alberto Baretter   +6 more
doaj   +1 more source

Simulation Research on Influence of Inlets Crossing Position on Solid Ducted Rocket Performance [PDF]

open access: yesHangkong bingqi, 2021
A 3D combustion simulation research about the varied inlets crossing positions of the solid ducted rocket with two inlets is carried out to study the influence of inlets crossing position on the performance of solid ducted rocket with fixed primary fuel ...
Li Dong, Qiu Zhen’an, Wang Feng, Zhang Hongfei, Guo Yinhao
doaj   +1 more source

Experimental Investigation of Rotating Instability in an Axial Compressor with a Steady Swirl Distortion Inlet

open access: yesEnergies, 2021
In this paper, an experimental study was carried out on the rotating instability in an axial compressor subjected to inlet steady paired swirl distortion.
Rong Xu   +4 more
doaj   +1 more source

Inlet Flow Distortions in Centrifugal Fans [PDF]

open access: yes1984 Joint Power Generation Conference: GT Papers, 1984
Recent measurements of the performance of a centrifugal fan subjected to inlet flow distortion are presented. Results of axial and multilobed distortion modes are discussed in the context of a previously published study to provide a more comprehensive evaluation of related fan performance degradation.
S. Madhavan, J. DiRe, T. Wright
openaire   +1 more source

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