Robust nonlinear controller design for uncertain hypersonic vehicles
Sign Up to like & getrecommendations! Published in 2019 at "CEAS Aeronautical Journal"
DOI: 10.1007/s13272-018-0320-5
Abstract: The problem of robust velocity and height control is dealt with for hypersonic vehicles subject to high nonlinearity and uncertainties. Robust linear controller design for nonlinear systems suffers from the problem of conservation because the… read more here.
Keywords: controller design; nonlinear controller; hypersonic vehicles; controller ... See more keywords
Performance assessment of multi-stage thermoelectric generators on hypersonic vehicles at a large temperature difference
Sign Up to like & getrecommendations! Published in 2017 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2017.11.057
Abstract: Abstract Thermoelectric generator (TEG) is one of the most promising electricity generation technologies, which converts temperature difference directly into electrical energy. Considering the large temperature difference caused by the special thermal environment of hypersonic vehicles,… read more here.
Keywords: multi stage; temperature; temperature difference; large temperature ... See more keywords
Uncertainty propagation in aerodynamic forces and heating analysis for hypersonic vehicles with uncertain-but-bounded geometric parameters
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.02.028
Abstract: Abstract In this study, uncertainties in aerodynamic forces and heating properties of hypersonic vehicles are calculated and analyzed with consideration of uncertain-but-bounded geometric parameters. The aerodynamic shape of a hypersonic vehicle is created with a… read more here.
Keywords: heating properties; method; geometric parameters; hypersonic vehicles ... See more keywords
Differentiator based full-envelope adaptive control of air-breathing hypersonic vehicles
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.09.032
Abstract: Abstract Despite the exciting improvement in air-breathing hypersonic vehicles (AHVs), most of the developed control strategies are only for cruise flight. This paper considers the longitudinal maneuver flight of AHVs, whose main purpose is to… read more here.
Keywords: full envelope; control; air breathing; hypersonic vehicles ... See more keywords
Graph-based path decision modeling for hypersonic vehicles with no-fly zone constraints
Sign Up to like & getrecommendations! Published in 2021 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2021.106857
Abstract: Abstract This paper proposes a high-level path decision modeling approach of hypersonic vehicles for no-fly zones avoidance with complex distribution. The current algorithms of trajectory planning and guidance can achieve reliable convergence practically dependent on… read more here.
Keywords: level; path decision; decision modeling; decision ... See more keywords
Power optimization and comparison between simple recuperated and recompressing supercritical carbon dioxide Closed-Brayton-Cycle with finite cold source on hypersonic vehicles
Sign Up to like & getrecommendations! Published in 2019 at "Energy"
DOI: 10.1016/j.energy.2019.06.010
Abstract: Abstract Closed-Brayton-cycle (CBC) is a potential onboard power generation technology for hypersonic vehicles, but finite cold source limits its power output. To achieve higher electric power, this study presents the power optimization and comparison between… read more here.
Keywords: simple recuperated; brayton cycle; closed brayton; power ... See more keywords
Improved Approximate Method for Computing Convective Heating on Hypersonic Vehicles
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Aerospace Engineering"
DOI: 10.1061/(asce)as.1943-5525.0000861
Abstract: AbstractThis paper extends a previous modified axisymmetric analog method to predict heating rates on hypersonic vehicles in conjunction with inviscid computational fluid dynamic (CFD) codes which ... read more here.
Keywords: improved approximate; method; hypersonic vehicles; approximate method ... See more keywords
Robust backstepping control with prescribed performance for inner-loop longitudinal system of hypersonic vehicles under input constraint
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Interdisciplinary Mathematics"
DOI: 10.1080/09720502.2019.1685227
Abstract: Abstract The transient and steady state with prescribed performance should be taken into consideration in the control methods for hypersonic vehicles. On the basis of robust backstepping idea, we propose a controller design method with… read more here.
Keywords: control; input constraint; hypersonic vehicles; performance ... See more keywords
Adaptive Compound Control of Air-Breathing Hypersonic Vehicles
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2020.2999149
Abstract: When working at extremely high altitude, aerodynamic surfaces of air-breathing hypersonic vehicles (AHVs) may not provide sufficient control authority. To remedy this shortage, we consider AHVs equipped with the auxiliary reaction control system (RCS), which utilize… read more here.
Keywords: breathing hypersonic; control; compound control; air breathing ... See more keywords
An Adaptive Critic Design-Based Fuzzy Neural Controller for Hypersonic Vehicles: Predefined Behavioral Nonaffine Control
Sign Up to like & getrecommendations! Published in 2019 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2019.2928699
Abstract: A novel adaptive critic design (ACD) guaranteeing presented performance is addressed for hypersonic vehicles (HVs). In the previous studies, most ACDs focus on affine systems while ACD-based nonaffine tracking control is rare. In this paper,… read more here.
Keywords: control; performance; critic design; adaptive critic ... See more keywords
A Rapid Penetration Trajectory Optimization Method for Hypersonic Vehicles
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Aerospace Engineering"
DOI: 10.1155/2019/1490342
Abstract: The evasion maneuver problem of hypersonic vehicles differs from those of ballistic missiles and other traditional weapons, showing distinctive properties including expansive maneuver range and weak maneuverability. How to avoid the disadvantage of low available… read more here.
Keywords: trajectory optimization; penetration; hypersonic vehicles; penetration trajectory ... See more keywords