Results 21 to 30 of about 52,295 (267)

Parameter optimization for an interactive aircraft design [PDF]

open access: yes, 2011
The presentation introduces to aircraft preliminary design and optimization. Existing equations for the estimation of Specific Fuel Consumption, SFC are investigated. The Herrmann Model is selected for futher calculations. The aircraft design methodology
Niţă, Mihaela, Scholz, Dieter
core   +1 more source

Analysis and Research on the Influence of Civil Aircraft System on CO2 Emission [PDF]

open access: yesE3S Web of Conferences
Based on the international standard ICAO Annex 16 Volume III, this paper adopts the CO2 emission airworthiness calculation method proposed by ICAO to carry out sensitivity analysis and research on the influence of air intake volume of pneumatic system ...
Sun Kexin, Yang Yi, Xuan Zhaojie
doaj   +1 more source

Experimental research on effect of opening configuration and reinforcement method on buckling and strength analyses of spar web made of composite material

open access: yesScience and Engineering of Composite Materials, 2021
This study experimentally investigates the effect of the opening configuration on the buckling stability and bearing performance of a structural beam web used in a commercial aircraft made of composite materials.
Sen Lin, Chenxi Li, Ying Hu, Hao Cong
doaj   +1 more source

Review: key technologies for wide-body aircraft

open access: yesXibei Gongye Daxue Xuebao
Wide-body aircraft is the key technical product in the field of civil aviation. The development of wide-body aircraft is the important reflection of national comprehensive strength, as well as the inevitable course to achieve technological autonomy. This
ZHAO Chunling   +5 more
doaj   +1 more source

Continuous Open Access Special Issue "Aircraft Design": Number 2/2020

open access: yes, 2020
Following the successful initial Special Issue on “Aircraft Design (SI-1/2017)”, this is already the second SI “Aircraft Design (SI-2/2020)”. Activities in the past showed that aircraft design may be a field too small to justify its own (subscription ...

core   +1 more source

Civil Aircraft Design Priorities: Air Quality? Climate Change? Noise? [PDF]

open access: yes, 2005
A variety of related questions is posed. Are the right priorities for future aircraft design being set now? New civil aircraft types could be ‘silent’, ie make much less noise than current types. They could be ‘green’, ie safeguard the environment.
Peter Brooker   +2 more
core   +1 more source

Computational Aerodynamics for Aircraft Design [PDF]

open access: yesScience, 1989
This article outlines some of the principal issues in the development of numerical methods for the prediction of flows over aircraft and their use in the design process. These include the choice of an appropriate mathematical model, the design of shock-capturing algorithms, the treatment of complex geometric configurations, and shape modifications to ...
openaire   +2 more sources

Aeroservoelastic analysis method for mixed-command fault of flight control system

open access: yesHangkong gongcheng jinzhan
Large civil aircraft fly-by-wire flight control systems may experience a fault condition where both normal mode and direct mode control commands are output simultaneously. It is necessary to propose a method to demonstrate the airworthiness compliance of
DING Luning, YANG Fei, LI Peng
doaj   +1 more source

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

Development of an aircraft design expert system [PDF]

open access: yes, 1988
The aircraft design process is characterised by the application of a wide range of knowledge across many disciplines based upon a certain degree of judgement and experience of the designer. A two pass approach has been taken towards the development of
Alsina, J.
core  

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