Results 51 to 60 of about 272,623 (306)

Cabin environment and air quality in civil transport aircraft [PDF]

open access: yes, 2012
The cabin environment of a commercial aircraft, including cabin layout and the quality of air supply, is crucial to the airline operators. These aspects directly affect the passengers’ experience and willing to travel.
Zhou, Weiguo
core  

Selection of Parameters for 3D Finite-volume Mesh for CFD Simulation of Axial Turbines

open access: yesMATEC Web of Conferences, 2018
This article describes the second part of the global work done by the authors aimed at finding the best settings for a numerical model for calculations of axial uncooled turbines using the RANS approach.
Popov Grigorii   +5 more
doaj   +1 more source

Aircraft to aircraft intercomparison during SEMAPHORE

open access: yesJournal of Geophysical Research: Oceans, 1998
During the Structure des Echanges Mer‐Atmosphère, Propriétés des Hétérogénéités Océaniques: Recherche Expérimentale (SEMAPHORE) experiment, performed in the Azores region in 1993, two French research aircraft were simultaneously used for in situ measurements in the atmospheric boundary layer.
Lambert, Dominique, Durand, Pierre
openaire   +2 more sources

Structural Power Composites Based on High Mass Loading Zn‐Ion Hybrid Supercapacitors with Metal Mesh Current Collectors and Aramid Nanofiber/Glass Fiber Composite Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi   +8 more
wiley   +1 more source

Maintainability prediction for aircraft mechanical components utilising aircraft feedback information [PDF]

open access: yes, 2011
The aim of this research is to propose an alternative approach to determine the maintainability prediction for aircraft components. In this research, the author looks at certain areas of the maintainability prediction process where missteps or ...
Wan Husain, Wan Mohd Sufian Bin
core  

Neural fields for rapid aircraft aerodynamics simulations

open access: yesScientific Reports
This paper presents a methodology to learn surrogate models of steady state fluid dynamics simulations on meshed domains, based on Implicit Neural Representations (INRs).
Giovanni Catalani   +5 more
doaj   +1 more source

Research on AC motor pump starting problem of ram air turbine for civil aircraft

open access: yesHangkong gongcheng jinzhan
Ram air turbine starting AC motor pump procedure is an important operation after the failure of dual engines in civil aircraft. This procedure is affected by many factors such as temperature, airspeed, altitude, motor input frequency, and hydraulic oil ...
HONG Ye   +5 more
doaj   +1 more source

Research on the Fatigue Life Scatter Factor Value Based on Measured Data

open access: yesHangkong gongcheng jinzhan, 2020
With the deep development of baseline spectrum or severe spectrum, it is necessary to use the measured data to develop the load spectrum in spectrum developing method and life scatter factor.
WANG Chuangqi, MENG Xinyi
doaj   +1 more source

Space‐Time Coding Conformal Metasurfaces for Multifrequency Beam Steering and Shaping

open access: yesAdvanced Materials, EarlyView.
Space‐time coding conformal metasurfaces enable dynamic wave control on curved surfaces by combining programmable spatial patterns with temporal modulation. This study shows that a single conformal aperture can independently manipulate multiple frequency components, achieving multifunctional beam shaping and steering, with implications for ...
Filippo Pepe   +8 more
wiley   +1 more source

Multi-disciplinary design of wings for transport aircraft operating at high subsonic speed [PDF]

open access: yes, 1995
In this thesis a methodology for designing wings for transport aircraft operating at high subsonic speed is investigated. Several methods are studied, including more accurate methods such as the computational methods. These are used as an addition to
Djafri, D.Y., Djafri, Demil Y.
core  

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