Annular impinging jets controlled by synthetic jets inducing a swirling flow character
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Visualization"
DOI: 10.1007/s12650-024-00972-4
Abstract: Experimental research was conducted on an annular air jet. The active flow control was introduced by means of tangentially arranged synthetic jets. Flow visualization and measurements of the flow velocity and stagnation pressure on an… read more here.
Keywords: annular impinging; impinging jets; jets inducing; jets controlled ... See more keywords
Numerical study of submerged impinging jets for power electronics cooling
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2019.06.081
Abstract: Abstract Advancements in power electronic technologies require devices which are small, reliable and capable of handling large power levels. Despite efficiencies of electronic components are usually above 90%, wasted thermal powers can result in heat… read more here.
Keywords: impinging jets; numerical study; power electronics; submerged impinging ... See more keywords
Influence of the boundary-layer thickness on the generation of tonal noise components by subsonic impinging jets
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2024.281
Abstract: Abstract The influence of the boundary layer (BL) thickness on the tonal noise generated by subsonic impinging jets is investigated. For that, initially laminar jets at Mach numbers $0.6$ and $0.9$ with BL thicknesses $0.05r_0$,… read more here.
Keywords: subsonic impinging; influence boundary; impinging jets; boundary layer ... See more keywords
Time-resolved tomographic particle image velocimetry of flow structures in non-circular orifice impinging jets
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Fluids"
DOI: 10.1063/5.0213196
Abstract: In this study, time-resolved tomographic particle image velocimetry (Tomo-PIV) was implemented on two different non-circular orifice impinging jets, i.e., elliptical and square orifices, and the circular one was employed as a reference for comparison, with… read more here.
Keywords: time; circular orifice; impinging jets; jet ... See more keywords
Acoustic tones generated by impinging jets: Differences between laminar and highly-disturbed nozzle-exit boundary layers
Sign Up to like & getrecommendations! Published in 2024 at "International Journal of Aeroacoustics"
DOI: 10.1177/1475472x241230647
Abstract: The differences between the acoustic tones generated by impinging jets with laminar and highly-disturbed nozzle-exit boundary layers are investigated. For that, jets at Mach numbers between 0.6 and 1.3 impinging on a flat plate at… read more here.
Keywords: exit; tones generated; impinging jets; acoustic tones ... See more keywords
A Review on Aero-Acoustics and Heat Transfer in Impinging Jets
Sign Up to like & getrecommendations! Published in 2024 at "International Journal of Technology"
DOI: 10.14716/ijtech.v15i5.7020
Abstract: . A summary of key discoveries regarding the industrial applications of impinging jets on a vertical plate. The summary explores the link between the dynamics and heat transmission on one hand and the relationship between… read more here.
Keywords: heat transfer; heat; acoustics; impinging jets ... See more keywords
Characterizing Hypergolic Propellants Using Impinging Jets and Droplets in Acoustic Levitation
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Propulsion and Power"
DOI: 10.2514/1.b39708
Abstract: This study presents an experimental investigation into the hypergolic ignition process of nontoxic propellants. Multispectral high-speed imaging was employed to capture the dynamic combustion process and temperature history across three distinct ignition setups. Six fuel… read more here.
Keywords: hypergolic propellants; impinging jets; using impinging; propellants using ... See more keywords