Results 11 to 20 of about 936,254 (338)

Research Progress of Numerical Simulation Methods for Civil Aircraft Ditching

open access: yesHangkong gongcheng jinzhan, 2022
Aircraft ditching is an emergency landing scenario that must be considered in aircraft design.Summarizing the research methods for the numerical simulation of ditching can provide the support for ditching analysis of civil aircraft design.The research ...
LUO Wenli, CHEN Shuyong, CHEN Baoxing
doaj   +1 more source

Adaptive and Online Health Monitoring System for Autonomous Aircraft [PDF]

open access: yes, 2012
Good situation awareness is one of the key attributes required to maintain safe flight, especially for an Unmanned Aerial System (UAS). Good situation awareness can be achieved by incorporating an Adaptive Health Monitoring System (AHMS) to the aircraft.
Howe, Joe M.   +3 more
core   +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

Adaptive output feedback control of aircraft flexible modes [PDF]

open access: yes, 2012
The application of adaptive output feedback augmentative control to the flexible aircraft problem is presented. Experimental validation of control scheme was carried out using a three disk torsional pendulum.
Bordeneuve-Guibé, Joël   +1 more
core   +1 more source

Evaluation method of airworthiness compliance of civil aircraft flight deck door against bullet penetration

open access: yesHangkong gongcheng jinzhan, 2023
The civil aircraft flight deck door system is installed in the aircraft cabin to block the cockpit area and cabin area. In addition to providing normal access to the cockpit, it must have bullet proof and intrusion prevention functions to prevent non ...
MA Jun, LI Songze, ZHAO Xuwei
doaj   +1 more source

The Parametric Aircraft Noise Analysis Module - status overview and recent applications [PDF]

open access: yes, 2011
The German Aerospace Center (DLR) is investigating aircraft noise prediction and noise reduction capabilities. The Parametric Aircraft Noise Analysis Module (PANAM) is a fast prediction tool by the DLR Institute of Aerodynamics and Flow Technology to ...
Bertsch, Lothar   +3 more
core   +1 more source

Airborne Equipment Maintenance Management System Based on RFID Technology

open access: yesHangkong gongcheng jinzhan, 2022
In recent years,the radio frequency identification(RFID)technology is widely used in the field of civil aviation airport transportation,but it is rarely used in the field of domestic civil aviation manufacturing and aircraft operation and maintenance,and
ZHU Zhisheng, DING Shujun, XU Songlin
doaj   +1 more source

Design method of interface clearance for civil aircraft door

open access: yesHangkong gongcheng jinzhan, 2023
The door and frame of civil aircraft transfer loads through face-to-face contact between interface parts,while the interface clearance affects the load distribution, thus it is quite crucial for flight safety.
LYU Xiongfei   +2 more
doaj   +1 more source

Direct Numerical Optimisation of a Fuel Jet Pump Based on a Pseudo-Compressibility Method Using Characteristic Boundary Conditions

open access: yesCommunications, 2005
The paper tries to give an overview of the latest industrial development of the Department of Aircraft and Ships at the Budapest University of Technology and Economics.The numerical investigation presented below based on Chorin's pseudo-compressibility ...
Arpad Veress   +3 more
doaj   +1 more source

The Influence of Bleeding Direction on Starting Performance of Three-Dimensional Inward Turning Inlet

open access: yesInternational Journal of Aerospace Engineering, 2023
Bleeding is an effective method to improve the starting performance of the inlet, and the conventional method often adopts the bleeding to longitudinal direction.
Tianyu Gong   +4 more
doaj   +1 more source

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