Results 21 to 30 of about 13,610 (257)

Analysis on Airworthiness Special Conditions of Civil Helicopter Fly-by-wire Flight Control System

open access: yesHangkong gongcheng jinzhan, 2021
The advanced fly-by-wire flight control system can greatly improve the maneuverability and stability of civil helicopters, but this novel design also brings huge challenges to safety assessment.Traditional airworthiness standards may not fully cover the ...
MA Liqun, YANG Shibin, SHI Linxuan
doaj   +1 more source

Airworthiness Certification of Civil Aviation Materials

open access: yesCailiao gongcheng, 2017
Based on years of airworthiness regulations research, combined with the experience of airworthiness certification of civil aviation products, the airworthiness requirement to materials for civil aviation products was analyzed.
SHEN Xiao-ming   +2 more
doaj   +1 more source

Research on Type Design and Compliance Verification Method of ETOPS for Civil Aircraft Engine

open access: yesHangkong gongcheng jinzhan, 2022
Aircraft engine extended operations(ETOPS)eligibility is the basis for aircraft extended operations. In order to provide the guide for the domestic aircraft engine ETOPS type design and airworthiness compliance verification,the formation process of the ...
LI Haoran, LEI Yansheng, GONG Haowei
doaj   +1 more source

Numerical and Experimental UAV Structure Investigation by Pre-Flight Load Test

open access: yesSensors, 2020
This paper presents the preparation and execution of on-ground static and engine load tests for the composite unmanned aerial vehicle (UAV). The test was conducted for pre-flight structural strength verification of the remotely piloted aerial target ...
Artur Kurnyta   +4 more
doaj   +1 more source

A Flexible Code Review Framework for Combining Defect Detection and Review Comments

open access: yesAerospace, 2023
Defects and errors in code are different in that they are not detected by editors or compilers but pose a potential risk to software operation. For safety-critical software such as airborne software, the code review process is necessary to ensure the ...
Xi Chen   +5 more
doaj   +1 more source

Analysis of Single-Pilot Intention Modeling in Commercial Aviation

open access: yesInternational Journal of Aerospace Engineering, 2023
With the continual enhancement of the onboard avionics, the minimum flight crew has been downsized from five to two-person crew mode, and reduced crew operation has drawn extensive attention from aviation experts.
Lei Dong   +3 more
doaj   +1 more source

The Experimental Verification of Direct-Write Silver Conductive Grid and ARIMA Time Series Analysis for Crack Propagation

open access: yesSensors, 2021
The paper presents experimental verification of customized resistive crack propagation sensors as an alternative method for other common structural health monitoring (SHM) techniques.
Artur Kurnyta   +5 more
doaj   +1 more source

Extended Hierarchical Kriging Method for Aerodynamic Model Generation Incorporating Multiple Low-Fidelity Datasets

open access: yesAerospace, 2023
Multi-fidelity surrogate modeling (MFSM) methods are gaining recognition for their effectiveness in addressing simulation-based design challenges. Prior approaches have typically relied on recursive techniques, combining a limited number of high-fidelity
Vinh Pham   +3 more
doaj   +1 more source

Thermal response prediction method for carbon fiber epoxy resin composites

open access: yesCailiao gongcheng, 2020
In order to study the thermal response of carbon fiber epoxy resin composites in fire, considering the pyrolysis process in fire, the nonlinear thermal response equations were established, and a finite difference method was used to calculate and analyse ...
LI Han   +4 more
doaj   +1 more source

Numerical Evaluation of Structural Safety of Linear Actuator for Flap Control of Aircraft Based on Airworthiness Standard

open access: yesAerospace, 2021
Airworthiness standards of Korea recommend verifying structural safety by experimental tests and analytical methods, owing to the development of analysis technology.
Dong-Hyeop Kim   +2 more
doaj   +1 more source

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