Results 11 to 20 of about 83,066 (291)

Integrated approach to gas-dynamic designing of supersonic air intakes of aircraft

open access: yesAviation, 2021
The analytical and experimental studies of the aircraft’s supersonic air intakes have been carried out. An integrated approach to the gas-dynamic designing of aircraft’s supersonic air intakes that eliminates the scale effect problem of a wind tunnel ...
Aleksey Kornev   +4 more
doaj   +1 more source

Wind tunnel verification of base-bleed effects on aerodynamic characteristics of an axi-symmetric projectile [PDF]

open access: yesScientific Technical Review, 2021
Experimental verification of base-bleed effects on aerodynamic characteristics for the supersonic flight stages was requested during the development of an axi-symmetric projectile.
Damljanović Dijana   +3 more
doaj   +1 more source

Supersonic and transonic Mach probe for calibration control in the Trisonic Wind Tunnel [PDF]

open access: yesINCAS Bulletin, 2017
A supersonic and high speed transonic Pitot Prandtl is described as it can be implemented in the Trisonic Wind Tunnel for calibration and verification of Mach number precision. A new calculation method for arbitrary precision Mach numbers is proposed and
Alexandru Marius PANAIT
doaj   +1 more source

Effects of tangential supersonic airflow on the laser ablation of laminated CFRP

open access: yesJournal of Materials Research and Technology, 2021
Ablation behaviors of laminated carbon fiber reinforced plastics (CFRP) subjected to intense continuous wave laser in the supersonic wind tunnel are investigated experimentally.
Weina Zhao   +7 more
doaj   +1 more source

Research on High Brightness Light Source Equipment for Wind Tunnel Test [PDF]

open access: yesMATEC Web of Conferences, 2019
The experimental technology of high brightness light source was studied in sub-transonic supersonic wind tunnel. The elevation light source should be installed on the smooth wall of the tunnel, and the elevation camera should be installed in the safe ...
Fei XUE   +3 more
doaj   +1 more source

A technique for reducing supersonic transient loads on internal wind tunnel balances [PDF]

open access: yesTehnika
Design of slender supersonic missiles requires a comprehensive experimental support in the form of wind tunnel data for a wide range of flight parameters (angle of attack and Mach number). However, in supersonic wind tunnel testing, the problem exists of
Vuković Đorđe S.   +1 more
doaj   +1 more source

Numerical Simulation of Aerodynamic Heating and Its Ground Test Simulation Technology [PDF]

open access: yesHangkong bingqi, 2023
Numerical simulation and related experimental research on supersonic aerodynamic heating are important contents in the development of hypersonic vehicles.
Sun Dechuan, Li Shuyue
doaj   +1 more source

Blowdown wind tunnel control using an adaptive fuzzy PI controller [PDF]

open access: yesINCAS Bulletin, 2013
The paper presents an approach towards the control of a supersonic blowdown wind tunnel plant (as evidenced by experimental data collected from “INCAS Supersonic Blowdown Wind Tunnel”) using a PI type controller.
Corneliu Andrei NAE
doaj   +1 more source

Application of a technique for reducing supersonic starting loads on internal wind tunnel balances

open access: yesAdvances in Mechanical Engineering, 2022
Higher than anticipated supersonic starting loads in the VTI T-38 wind tunnel were a consequence of higher than designed minimum start pressures. Initially, high starting loads limited the usefulness of the facility at high supersonic Mach numbers.
Djordje Vuković   +3 more
doaj   +1 more source

An experimental study of the influence of spike in supersonic and transonic flows past a hemispheric body [PDF]

open access: yesFME Transactions, 2022
A strong shock wave during a supersonic flight of a blunt-nosed projectile increases the drag and aerodynamic heating considerably. A spike can be mounted on the nose of the projectile to reduce these effects. Apart from its very existence and its length,
Milićev Snežana S.
doaj   +1 more source

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