Results 51 to 60 of about 1,178,972 (334)

Fuzzy Logic Intelligent Space Routing Convolutional Decision and Optimization Scheme

open access: yesIEEE Access, 2023
This study mainly addresses the problem of spatial information network link congestion and how to ensure the quality of user experience, while improving the accuracy and interpretability of decision-making, making it more suitable for dealing with ...
Nengqiang Wei   +5 more
doaj   +1 more source

Diversity techniques for omnidirectional telemetry coverage of the HiMAT research vehicle [PDF]

open access: yes, 1981
The highly maneuverable aircraft technology (HiMAT) remotely piloted research vehicle (RPRV) was flight tested and a number of technological advances applicable to future fighter aircraft were demonstrated.
Harney, P. F.
core   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

The buffeting loading method research based on the all-movable vertical tail structure

open access: yesXibei Gongye Daxue Xuebao
During high-angle-of-attack flight and other severe conditions, high-maneuverability aircrafts often experience strong buffeting phenomena in critical structures such as the all-movable vertical tail structure, necessitating dynamic fatigue tests under ...
LI Yixuan   +5 more
doaj   +1 more source

Aircraft turning ground maneuvers [PDF]

open access: yes, 2017
In this project a fully parameterized mathematical model of an aircraft turning on the ground in order to get the maximum aircraft speed and minimum infrastructure taxiway radius for three different types of aircrafts (A320, A380 and B737) is developed.
Roca, Guillem
core  

Innovating Aircraft Repair Processes: The Role of Digitalization in Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
This research explores how digitalization—by storing detailed non‐destructive testing data in structured DICONDE databases and creating a standard data model of the component—innovates aviation maintenance and repair processes. Coupled with a developed state‐based simulation model, it enables data‐driven, sustainable repair strategies that reduce waste,
Johanna Aigner   +3 more
wiley   +1 more source

Social-ecological soundscapes: examining aircraft-harvester-caribou conflict in Arctic Alaska [PDF]

open access: yes, 2017
Thesis (M.S.) University of Alaska Fairbanks, 2017As human development expands across the Arctic, it is crucial to carefully assess the impacts to remote natural ecosystems and to indigenous communities that rely on wild resources for nutritional and ...
Stinchcomb, Taylor R.
core  

A Concept of a Digital and Traceable Manufacturing Documentation Based on Formalized Process Description Applied on Composite Aircraft Moveable

open access: yesAdvanced Engineering Materials, EarlyView.
The documentation of component manufacture has become an essential part of today's production processes, especially for the analysis and optimization of production or component design with regard to structural performance, economic efficiency, and sustainability.
Björn Denker   +4 more
wiley   +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

Velocity vector control system augmented with direct lift control [PDF]

open access: yes, 1981
A pilot-controlled stability control system that employs direct lift control (spoiler control) with elevator control to control the flight path angle of an aircraft is described.
Kelly, W. W., Tisdale, H. F., Sr.
core   +1 more source

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