Results 71 to 80 of about 1,426,014 (374)

Introduction of S5000F Specification and Its Application on Operational Reliability Analysis and Feedback of Civil Aircraft

open access: yesHangkong gongcheng jinzhan, 2020
Operational reliability is the basis of ensuring the safe and economic operation of civil aircraft, S5000F(international code for in service data and feedback) provides an opportunity for the systematic study of reliability analysis and feedback and life
FENG Yunwen   +3 more
doaj   +1 more source

Interaction Between Vortex‐Induced Vibrations and Base Vibrations in Piezoelectric Harvesters

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT In the present era, powering sensors using green energy is a significant challenge. One promising solution for the power supply of small sensors relies on piezoelectric energy harvesters excited by vortex‐induced vibrations (VIVs) generated by wind.
Michele Tonan   +3 more
wiley   +1 more source

Prediction model for civil aircraft hard landing Informer neural network

open access: yesXibei Gongye Daxue Xuebao
The prediction of hard landing is of great significance to support the pilot's landing decision and ensure flight safety. Aiming at the short prediction time and poor explainability of the existing hard landing prediction models, the Informer hard ...
DONG Lei   +4 more
doaj   +1 more source

Optimisation and improvement of transportation assembly model of civil aviation cargo aircraft

open access: yesThe Journal of Engineering, 2019
The rise of civil aviation cargo industry has greatly increased the speed of global logistics, and the relatively high cost and limited loading space of civil aviation aircraft determines that civil aviation aircraft companies need to optimise the cargo ...
Jing Zhang
doaj   +1 more source

Civil aircraft and aircraft engines : 1998 [PDF]

open access: yes, 1999
Current industrial report.

core  

Effect of Consolidation Time in Hot Press Compression Molding of Continuous Carbon Fiber‐Reinforced Polyetheretherketone Composite

open access: yesPolymer Composites, EarlyView.
Influence of consolidation time on interlaminar shear strength and void content after hot press consolidation and vacuum bag only processes. ABSTRACT Processing long fiber reinforced thermoplastic composites such as polyaryletherketones with carbon fibers (CF/PEEK) has found interest in the aerospace industry due to short‐time manufacturing and ...
Adrian Korycki   +4 more
wiley   +1 more source

Terahertz Spectroscopy and Imaging Detection of Defects in Civil Aircraft Composites

open access: yes, 2020
Composite materials have increasingly become a high proportion of the structural weight of aircraft due to their excellent performances. Different types of damages may occur in the aircraft service period, which will bring potential safety risks to ...
Mian Zhong   +7 more
semanticscholar   +1 more source

Uncertainty Quantification in Planning Aircraft Ground Movement Operations With Towbarless Robotic Tractors

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This article addresses the problem of quantifying the uncertainty in planning aircraft ground movement operations using towbarless robotic tractors taking into account the inherent uncertainties of the problem, specifically, the uncertainties in the weight of the aircraft and in the rolling resistance of the wheels of the main landing gear ...
Almudena Buelta   +2 more
wiley   +1 more source

Deep Reinforcement Learning‐Based Control for Real‐Time Hybrid Simulation of Civil Structures

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Real‐time Hybrid Simulation (RTHS) is a cyber‐physical technique that studies the dynamic behavior of a system by combining physical and numerical components that are coupled through a boundary condition enforcer. In structural engineering, the numerical components are subjected to environmental loads that become dynamic displacements of the ...
Andrés Felipe Niño   +6 more
wiley   +1 more source

Decision-making for unmanned aerial vehicle operation in icing conditions [PDF]

open access: yes, 2016
With the increased use of unmanned aerial systems (UAS) for civil and commercial applications, there is a strong demand for new regulations and technology that will eventually permit for the integration of UAS in unsegregated airspace.
Armanini, S. F.   +4 more
core   +1 more source

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