Hierarchical optimization of the composite blade of a stratospheric airship propeller based on genetic algorithm
Sign Up to like & getrecommendations! Published in 2017 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-017-1725-1
Abstract: High-altitude propellers equipped with solar energy systems are widely adopted in stratospheric airships because of their light weight, excellent mechanical performance, and high efficiency. To optimize the composite laminated structure of the blade, a hierarchical… read more here.
Keywords: hierarchical optimization; stratospheric airship; genetic algorithm; optimization ... See more keywords
Finite time positioning control for a stratospheric airship
Sign Up to like & getrecommendations! Published in 2019 at "Advances in Space Research"
DOI: 10.1016/j.asr.2018.12.038
Abstract: Abstract The stratospheric airship provides a unique and promising aerostatic platform for broad applications, which requires fast and robust positioning control to support these tasks. A finite time control scheme is proposed to address the… read more here.
Keywords: finite time; sliding mode; control; positioning control ... See more keywords
A general calculation method to specify center-of-buoyancy for the stratospheric airship with multiple gas cells
Sign Up to like & getrecommendations! Published in 2021 at "Advances in Space Research"
DOI: 10.1016/j.asr.2021.01.014
Abstract: Abstract As the lighter-than-air (LTA) flight vehicle, the stratospheric airship is a desirable platform to provide communication and surveillance services. During the ascent from sea-level to the mission altitude, the volume of the lifting gas… read more here.
Keywords: gas; calculation; center buoyancy; method ... See more keywords
Change rules of a stratospheric airship’s envelope shape during ascent process
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Journal of Aeronautics"
DOI: 10.1016/j.cja.2017.02.017
Abstract: Abstract Stratospheric airship is a special near-space air vehicle, and has more advantages than other air vehicles, such as long endurance, strong survival ability, excellent resolution, low cost, and so on, which make it an… read more here.
Keywords: ascent process; shape; envelope; airship ... See more keywords
Three-Dimensional Path-Following Backstepping Control for an Underactuated Stratospheric Airship
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2018.2873054
Abstract: In this paper, a three-dimensional (3-D) path-following control design for an underactuated stratospheric airship is proposed based on the parameterized path description. The desired attitude, velocity, and the path parameter updating law are obtained by… read more here.
Keywords: path following; path; underactuated stratospheric; three dimensional ... See more keywords
Finite Element Simulation of the Microstructure of Stratospheric Airship Envelopes
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DOI: 10.2514/1.j058717
Abstract: There has been considerable interest in stratospheric airships that have their unique role in environmental monitoring and surveillance, communication transmission, and carrying weapons, among othe... read more here.
Keywords: finite element; element simulation; airship envelopes; simulation microstructure ... See more keywords