High performance nonlinear adaptive control of temperature in cryogenic wind tunnel
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Robust and Nonlinear Control"
DOI: 10.1002/rnc.4669
Abstract: A new nonlinear adaptive control method based on Immersion and Invariant (I&I) approach is proposed for the temperature control of a cryogenic wind tunnel. The proposed control method can be applied to wide range temperature… read more here.
Keywords: adaptive control; wind tunnel; temperature; control ... See more keywords
Computational modeling and stability analysis of BOLT hypersonic geometry including off-nominal conditions
Sign Up to like & getrecommendations! Published in 2021 at "Theoretical and Computational Fluid Dynamics"
DOI: 10.1007/s00162-021-00583-x
Abstract: With an interest in developing and studying the stability of laminar undisturbed basic-state solutions, this work is focused on accurately modeling the laminar flowfield of the boundary layer transition (BOLT) geometry under nominal and off-nominal… read more here.
Keywords: wind tunnel; bolt; pitch yaw; geometry ... See more keywords
Photogrammetry for accurate model deformation measurement in a supersonic wind tunnel
Sign Up to like & getrecommendations! Published in 2018 at "Experiments in Fluids"
DOI: 10.1007/s00348-018-2652-7
Abstract: The interest in adaptive devices for high-speed applications leads to the need for an accurate and reliable technique to obtain model deformation measurements during experiments. Point-tracking photogrammetry has been applied to supersonic wind tunnel testing,… read more here.
Keywords: wind tunnel; supersonic wind; photogrammetry; model deformation ... See more keywords
Global development and trend of wind tunnel research from 1991 to 2014: a bibliometric analysis
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-018-3019-6
Abstract: Development and trend of global wind tunnel research from 1991 to 2014 were evaluated by bibliometric analysis. Based on the statistical data from Science Citation Index Expanded from Web of Science, publication performance of wind… read more here.
Keywords: analysis; tunnel research; wind; wind tunnel ... See more keywords
On the aerodynamic flow around a cyclist model at the hoods position
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Visualization"
DOI: 10.1007/s12650-019-00604-2
Abstract: Abstract Aerodynamic flow around an 1/5 scale cyclist model was studied experimentally and numerically. First, measurements of drag force were performed for the model in a low-speed wind tunnel at Reynolds numbers from $$5.5 \times… read more here.
Keywords: cyclist model; wind tunnel; flow; model ... See more keywords
Design of a pulsed jet actuator for separation control
Sign Up to like & getrecommendations! Published in 2018 at "CEAS Aeronautical Journal"
DOI: 10.1007/s13272-018-0328-x
Abstract: A pulsed jet actuator for separation control has been developed for application in a real-scale wind tunnel experiment with focus on separation behind the pylon-wing junction. This paper covers the last steps of hardware design… read more here.
Keywords: pulsed jet; wind tunnel; control; separation ... See more keywords
Experimental and numerical investigations of unsteady aerodynamic derivatives for a generic lambda wing UCAV configuration
Sign Up to like & getrecommendations! Published in 2019 at "CEAS Aeronautical Journal"
DOI: 10.1007/s13272-019-00426-w
Abstract: Experimental and numerical investigations have been conducted to analyze the unsteady aerodynamic and flight mechanical behavior of a 53° flying wing configuration representing a generic unmanned combat air vehicle (UCAV). The considered vehicle is named… read more here.
Keywords: numerical investigations; ucav configuration; unsteady aerodynamic; wind tunnel ... See more keywords
Aeroelastic wind tunnel model for tail buffeting analysis using rapid prototyping technologies
Sign Up to like & getrecommendations! Published in 2021 at "CEAS Aeronautical Journal"
DOI: 10.1007/s13272-021-00523-9
Abstract: Modern high-agility aircraft are often subjected to tail buffeting at moderate subsonic Mach numbers and medium to high angles of attack. The excitation of the tail structures through the unsteady flow field can lead to… read more here.
Keywords: tail buffeting; model; tunnel; wind tunnel ... See more keywords
CFD simulation of hemispherical domes: structural flexibility and interference factors
Sign Up to like & getrecommendations! Published in 2018 at "Asian Journal of Civil Engineering"
DOI: 10.1007/s42107-018-0040-5
Abstract: AbstractThe computational fluid dynamics (CFD) method is widely used today for determining the wind action on structures. Along with the CFD method the wind tunnel experiments are also employed to achieve this purpose. The cost… read more here.
Keywords: interference; structural flexibility; cfd method; wind tunnel ... See more keywords
Mach Number Determination in a High-Enthalpy Supersonic Arc-Heated Plasma Wind Tunnel
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Aeronautical and Space Sciences"
DOI: 10.1007/s42405-018-0128-x
Abstract: In this experimental study, an intrinsic flow diagnostic technique involving a wedge probe is studied in a 0.4 MW class arc-jet plasma wind tunnel. The main objectives of this study are to determine the Mach number… read more here.
Keywords: mach number; wind tunnel; plasma wind; enthalpy ... See more keywords
Ablation Experiments of Ultra-High-Temperature Ceramic Coating on Carbon–Carbon Composite Using ICP Plasma Wind Tunnel
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Aeronautical and Space Sciences"
DOI: 10.1007/s42405-020-00267-6
Abstract: Ablation experiments of four thermal protection system (TPS) candidate specimens, including two UHTCs-coated (HfC and HfC–TiC) specimens, were performed. The specimens were tested at the VKI’s 1.2 MW ICP plasma wind tunnel. Intrusive flow diagnostic techniques… read more here.
Keywords: ablation experiments; icp plasma; carbon; wind tunnel ... See more keywords