A review of impinging jets during rocket launching
During rocket launching, the engine exhaust impinges on the launch structures, such as the
launch platform and the jet deflector, leading to a complex flowfield and generating strong …
launch platform and the jet deflector, leading to a complex flowfield and generating strong …
[HTML][HTML] Review of launcher lift-off noise prediction and mitigation
MS Escartí-Guillem, LM Garcia-Raffi, S Hoyas - Results in Engineering, 2024 - Elsevier
This article provides a comprehensive overview of noise prediction and mitigation
methodologies within the context of rocket launch events. The first section presents noise …
methodologies within the context of rocket launch events. The first section presents noise …
Noise generation mechanisms for a supersonic jet impinging on an inclined plate
Noise generation mechanisms for a perfectly expanded supersonic Mach number, while the
most energetic turbulent kinetic-energy-based POD modes appear to be dominated by lower …
most energetic turbulent kinetic-energy-based POD modes appear to be dominated by lower …
Study on acoustic prediction and reduction of Epsilon launch vehicle at liftoff
S Tsutsumi, T Ishii, K Ui, S Tokudome… - Journal of Spacecraft and …, 2015 - arc.aiaa.org
Subscale model tests and a numerical investigation are performed to predict and attenuate
the acoustic level of the Epsilon launch vehicle at liftoff. Requirements for the subscale …
the acoustic level of the Epsilon launch vehicle at liftoff. Requirements for the subscale …
Flowfield characteristics of a supersonic jet impinging on an inclined surface
The study of the flowfield and noise characteristics of supersonic impinging jets is important
as these configurations can be found in many engineering applications, such as short …
as these configurations can be found in many engineering applications, such as short …
Supersonic jet impingement on a model-scale jet blast deflector
This study investigates the near-field acoustic and hydrodynamic characteristics of an
axisymmetric Mach 1.5 air jet exhausting over a nominal one-twentieth-scale jet-blast …
axisymmetric Mach 1.5 air jet exhausting over a nominal one-twentieth-scale jet-blast …
Experimental study of the noise suppression of supersonic impinging jets with chevrons
B Chen, W Li, F Wu, Z Chen - Applied Acoustics, 2024 - Elsevier
Supersonic impinging jets may cause many adverse ground effects, including surface
erosion, nonuniform surface heat transfer, lift loss, and acoustic loading. In this study …
erosion, nonuniform surface heat transfer, lift loss, and acoustic loading. In this study …
Assessing prediction and reduction technique of lift-off acoustics using epsilon flight data
S Tsutsumi, T Ishii, K Ui, S Tokudome… - 53rd AIAA Aerospace …, 2015 - arc.aiaa.org
N September 14th, 2013, the first Epsilon launch vehicle (Epsilon-1) was successfully
launched by Japan Aerospace Exploration Agency (JAXA) from the Uchinoura space center …
launched by Japan Aerospace Exploration Agency (JAXA) from the Uchinoura space center …
High-frequency pressure fluctuations in vertical jet impingements: fast pressure-sensitive paint analysis
H Fan, C Wei, J Zhao, C Qin, H Zhang, P Wang… - Journal of …, 2024 - Springer
In this paper, a fast-PSP measurement system using the intensity method is constructed to
capture the fluctuating pressure field generated by the vertical supersonic (Ma= 1.2) jet …
capture the fluctuating pressure field generated by the vertical supersonic (Ma= 1.2) jet …
Conditional sampling analysis of acoustic phenomena from a supersonic jet impinging on an inclined flat plate
M Akamine, K Okamoto, S Teramoto… - Transactions of the …, 2016 - jstage.jst.go.jp
Acoustic waves generated from an impingement of the exhaust jet on the flame deflector is
one of the causes of the payload vibration during the liftoff of a launch vehicle. To …
one of the causes of the payload vibration during the liftoff of a launch vehicle. To …