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a study on a lobed jet mixing flow by using stereoscopic

a study on a lobed jet mixing flow by using stereoscopic

A study on a lobed jet mixing flow by using stereoscopic ...

A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique Hui Hu,a) Tetsuo Saga, Toshio Kobayashi, and Nobuyuki Taniguchi Institute of Industrial Science, University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo 153-8505, Japan

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A study on a lobed jet mixing flow by using stereoscopic ...

Oct 15, 2001  In a continuing effort to study the mixing enhancement by large-scale streamwise vortices generated by a lobed nozzle, a high-resolution stereoscopic particle image velocimetry (PIV) system was used in the present study to conduct three-dimensional measurements of air jet flows exhausted from a lobed nozzle and a conventional circular nozzle. The three

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A study on a lobed jet mixing flow by using stereoscopic ...

Request PDF A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique In a continuing effort to study the

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A study on a lobed jet mixing flow by using stereoscopic ...

Oct 15, 2001  The measurement results in a lobed jet mixing flow by using an advanced Particle Image Velocimetry (PIV) system, called Dual-Plane Stereoscopic PIV (DP-SPIV) system, were presented to investigate the Expand 10 PDF Dynamics of the jet flow issued from a lobed Nozzle: Tomographic particle image velocimetry measurements

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A study on a lobed jet mixing flow by using stereoscopic ...

Nov 01, 2001  Abstract. In a continuing effort to study the mixing enhancement by large-scale streamwise vortices generated by a lobed nozzle, a high-resolution stereoscopic particle image velocimetry (PIV) system was used in the present study to conduct three-dimensional measurements of air jet flows exhausted from a lobed nozzle and a conventional circular nozzle.

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Stereoscopic PIV measurement of a lobed jet mixing flow ...

In a continuing effort to study the mixing enhancement by large scale streamwise vortices generated by a lobed nozzle, a high-resolution stereoscopic PIV system was used in the present study to conduct three-dimensional measurements of air jet flows exhausted from a lobed nozzle and a conventional circular nozzle.

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Mixing Process in a Lobed Jet Flow - Iowa State University

A high-resolution stereoscopic particle image velocimetry(PIV)system was used to conduct three-dimensional measurement of an air jet exhausted from a lobed nozzle. The characteristics of the mixing process in the lobed jet ‘ ow arerevealed clearly and quantitatively from thestereoscopicPIVmeasurementresults.

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Dual-plane Stereoscopic PIV Measurements in a Lobed Jet ...

The measurement results in a lobed jet mixing flow by using an advanced Particle Image Velocimetry (PIV) system, called Dual-Plane Stereoscopic PIV (DP-SPIV) system, were presented to investigate...

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Experimental and numerical study of mixing

Hui, H., Tetsuo, S. and Toshio, K., et alA study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique, Physics of Fluids, 2001, 13, pp 3425 – 3441, 2001. CrossRef Google Scholar 27 Hui, H., Tetsuo, S. and Toshio, K., et alMixing process in a lobed jet flow, AIAA J, 2002, 40, ( 7 ), pp 1339 – 1345.

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Vortical and turbulent structure of a lobed mixer free ...

May 17, 2012  A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique Physics of Fluids, Vol. 13, No. 11 Experimental Investigation of Two-Stream Mixing Flow with Multiple Tabs

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Stereoscopic PIV Measurement of a Lobed Jet Mixing Flow

Keyword: Stereoscopic PIV technique, Jet Mixing Flow, Mixing Enhancement, Lobed Nozzle a. ensamble avergaed velocity vectors b. velocity iso-surface Figure 18. Reconstructed three-dimensional flow field (first three diameters) of the lobed jet mixing flow based on the stereoscopic PIV measurement results

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Suggestions on investigations of lobed jet mixing ...

Mar 01, 2019  A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique Phys. Fluids , 13 ( 11 ) ( 2001 ) , pp. 3425 -

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‪Hui Hu‬ - ‪Google Scholar‬

A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique H Hu, T Saga, T Kobayashi, N Taniguchi Physics of fluids 13 (11), 3425-3441 , 2001

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Dual-plane Stereoscopic PIV Measurements in a Lobed Jet ...

Jan 10, 2005  The measurement results in a lobed jet mixing flow by using an advanced Particle Image Velocimetry (PIV) system, called Dual-Plane Stereoscopic PIV (DP-SPIV) system, were presented to investigate the evolution and interaction of streamwise vortices and azimuthal Kelvin-Helmholtz vortex structures in a lobed jet mixing flow. Unlike conventional

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Dynamics of the jet flow issued from a lobed Nozzle ...

Jun 01, 2021  A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique Phys. Fluids , 13 ( 2001 ) , pp. 3425 -

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Vortical and turbulent structure of a lobed mixer free ...

May 17, 2012  A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique Physics of Fluids, Vol. 13, No. 11 Experimental Investigation of Two-Stream Mixing Flow with Multiple Tabs

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Mixing Augmentation by Multiple Lobed Jets

May 02, 2015  A numerical investigation of multiple lobed jets was performed using the standard k - ε turbulence model. The present work laid emphasis on understanding the mechanism of mixing enhancement by multiple lobed jets. Further studies were carried out to compare mixing performance of multiple lobed jets with that of multiple conventional round jets for the same

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Time-resolved stereoscopic particle image velocimetry ...

Mar 26, 2010  The flow in the initial region of two jets, namely, a circular orifice jet and a lobed orifice jet, is considered in the present paper. The role played by the Kelvin–Helmholtz (K-H) azimuthal rings and the streamwise vortices in the entrainment process of both jets have been qualitatively and quantitatively analyzed, for a Reynolds number of 3600. This has been

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Mixing enhancement using chevron nozzle: studies on free ...

Jun 22, 2018  Hu H, Saga T, Kobayashi T and Taniguchi N 2001 A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique. Phys. Fluids 13: 3425–3441. Article MATH Google Scholar 2. Brodkey R 1975 Turbulence in mixing operations. New York: Academic Press. Google Scholar 3

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Experimental and Computational Study of Mixing Mechanisms ...

Sep 09, 2013  The mixing mechanisms downstream of an axisymmetric 12-lobed mixer are studied through a combined experimental and computational investigation. A series of simulations based on the unsteady Navier–Stokes equations are used to identify the relative roles of large-scale, instability-driven transient flow structures and smaller-scale turbulence on the flow

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Suggestions on investigations of lobed jet mixing ...

Mar 01, 2019  A study on a lobed jet mixing flow by using stereoscopic particle image velocimetry technique Phys. Fluids , 13 ( 11 ) ( 2001 ) , pp. 3425 -

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Mixing Augmentation by Multiple Lobed Jets

May 02, 2015  A numerical investigation of multiple lobed jets was performed using the standard k - ε turbulence model. The present work laid emphasis on understanding the mechanism of mixing enhancement by multiple lobed jets. Further studies were carried out to compare mixing performance of multiple lobed jets with that of multiple conventional round jets for the same

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Thermal Science - scientific journal [paper: Heat and mass ...

Apr 18, 2021  A Study on a Lobed Jet Mixing Flow by Using Stereoscopic Particle Image Velocimetry Technique. Physics of Fluids, 2001. 13(11): p. 3425-3441. Brignoni, L.A. and S.V. Garimella, Effects of nozzle-inlet chamfering on pressure drop

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Vortex Dynamics and Instability Mechanisms in a Radially ...

May 26, 2021  This study carries out three-dimensional large eddy simulations (LESs) of the flow from a tubular radially lobed nozzle to identify instability mechanisms and vortex dynamics that lead to enhanced mixing. The flow is studied at two Reynolds numbers of around 6000 and 75,000, based on the effective jet diameter.

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Parametric Effects on Internal Aerodynamics of Lobed Mixer ...

Feb 04, 2014  The internal flow characteristics inside lobed mixer-ejector with curved mixing duct and the parametric effects on the lobed mixer-ejector performance are investigated numerically and validated by experimental test. The curved mixing duct affects the development of the streamwise vortices induced by the lobed mixer. When the mixing process undergoes

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