Results 11 to 20 of about 349,167 (288)

A survey of inlet/engine distortion compatibility [PDF]

open access: yes19th Joint Propulsion Conference, 1983
The history of distortion analysis is traced back to its origin in parallel compressor theory which was initially proposed in the late fifties. The development of this theory is reviewed up to its inclusion in the complex computer codes of today.
D. BOWDITCH, R. COLTRIN
openaire   +3 more sources

Turboelectric Distributed Propulsion System Modelling [PDF]

open access: yes, 2013
The Blended-Wing-Body is a conceptual aircraft design with rear-mounted, over wing engines. Turboelectric distributed propulsion system with boundary layer ingestion has been considered for this aircraft.
Liu, Chengyuan
core   +7 more sources

Modelling & integration of advanced propulsion systems [PDF]

open access: yes, 2008
This research study focuses on the design of advanced propulsion cycles, having as primary design goal the improvement on noise emissions and fuel consumption.
Doulgeris, Georgios C.
core   +7 more sources

Influence of inlet distortion on fan aerodynamic performance [PDF]

open access: yes, 2019
Inlet distortion can lead to loss in efficiency and stability margin of the fan which in return jeopardises flight safety. These aspects driven by inlet distortion are becoming increasingly challenging for the designers of next-generation turbofan engines. With the increase of computational capability and improvements in numerical models, computational
Zhang, Wenqiang
openaire   +3 more sources

Numerical Simulation on the Influence of Inlet Flow Characteristics on the Performance of a Centrifugal Compressor

open access: yesEnergies, 2023
Although inlet bent pipes are usually adopted due to limited installation space, the influences of different bend pipes on the inlet flow characteristics and performance of centrifugal compressors are still unclear.
Xing Li   +6 more
doaj   +1 more source

An Improved Integral Method for Prediction of Distorted Inlet Flow Propagation in Axial Compressor

open access: yesInternational Journal of Rotating Machinery, 2005
An improved integral method is proposed and developed for the quantitative prediction of distorted inlet flow propagation through axial compressor. The novel integral method is formulated using more appropriate and practical airfoil characteristics, with
Eddie Yin-Kwee Ng   +3 more
doaj   +2 more sources

Effect of inlet distortion with crosswind on aircraft-engine intake aerodynamic performance

open access: yesNihon Kikai Gakkai ronbunshu, 2022
This paper describes an experimental study on inlet distortion in the flow ingested to an intake of a ducted fan. Recent high bypass ratio engines tend to shorten the nacelle length for better fuel consumption.
Hiroki NARUSE   +7 more
doaj   +1 more source

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

Effect of Fan on Inlet Distortion: Mixed-Fidelity Approach [PDF]

open access: yesAIAA Journal, 2018
Inlet distortion is typically encountered during off-design conditions on civil aircraft and in S-ducts in military aircraft. It is known to cause severe deterioration to the performance of a gas-turbine engine. As intakes become shorter, there is an increased interaction between the inlet distortion and the downstream fan.
Ma, Y   +3 more
openaire   +2 more sources

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