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Keywords: Particle Image Velocimetry
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Proceedings Papers

Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T02A016, July 13–15, 2020
Paper No: FEDSM2020-20262
... Abstract With the recent advances in Artificial Intelligence, avenues for the application of Machine Learning (ML) are increasing in many engineering problems pertaining to Fluid Mechanics. Particle Image Velocimetry is an advanced fluid measurement technique but the pressure evaluation...
Proceedings Papers

Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A075, July 28–August 1, 2019
Paper No: AJKFluids2019-5325
.... In this study, we conduct laboratory experiments of Taylor-Couette flow, using the cylindrical test specimens roughly sprayed with an actual ship paint, and investigate the influence of irregular roughness on flow field and the surface frictional stress based PIV (Particle Image Velocimetry) measurements...
Proceedings Papers

Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A067, July 28–August 1, 2019
Paper No: AJKFluids2019-4790
... Abstract To investigate the effect of permeability on turbulent wake behind a cylinder in uniform flow, we conduct particle image velocimetry on turbulent wake behind permeable cylinders, which are made of mesh sheets, of different permeabilities and compare the results with those for a solid...
Proceedings Papers

Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A085, July 28–August 1, 2019
Paper No: AJKFluids2019-4751
... flow field was measured by using a particle image velocimetry. This flow is characterized by two non-dimensional parameters, i.e., the height-to-radius ratio H/R and the rotating Reynolds number Re = Ω 2 /v. Limiting boundaries for single, double and triple vortex breakdowns in steady flow were re...
Proceedings Papers

Proc. ASME. FEDSM2010, ASME 2010 3rd Joint US-European Fluids Engineering Summer Meeting: Volume 1, Symposia – Parts A, B, and C, 2051-2060, August 1–5, 2010
Paper No: FEDSM-ICNMM2010-30536
... of an elliptical leading edge and a rectangular trailing edge, have been studied in Reynolds numbers ranging from 500 to 1200, based on the thickness of the body. Numerical simulations, Laser Induced Fluorescence (LIF) flow visualization, and Particle Image Velocimetry (PIV) methods have been used to identify...
Proceedings Papers

Proc. ASME. FEDSM2009, Volume 1: Symposia, Parts A, B and C, 1749-1752, August 2–6, 2009
Paper No: FEDSM2009-78573
... 30 07 2010 This paper deals with the 2D measurement of non-stationary flow fields in elastic tubes. The requirements of the model (transparency and tracking) were consistent with the principles of the PIV (Particle Image Velocimetry) method. In addition, the paper describes...
Proceedings Papers

Proc. ASME. FEDSM2009, Volume 1: Symposia, Parts A, B and C, 1355-1364, August 2–6, 2009
Paper No: FEDSM2009-78218
... a square trailing edge. In each experiment, measurements were conducted for a pair of cylinders that have identical leading edge shape. Three centre-to-centre spacing ( b = 30 mm, 50 mm and 75 mm) were investigated for each cylinder leading edge shape. Particle image velocimetry system was used to conduct...
Proceedings Papers

Proc. ASME. FEDSM2009, Volume 1: Symposia, Parts A, B and C, 1419-1428, August 2–6, 2009
Paper No: FEDSM2009-78292
... spacing were used to produce solid volume fractions that ranged from 0.11 to 0.44. The Reynolds number based on the bulk velocity of the approach flow and channel height was 16800. A high resolution particle image velocimetry (PIV) system was used to conduct detailed velocity measurements within...
Proceedings Papers

Proc. ASME. FEDSM2007, Volume 2: Fora, Parts A and B, 841-848, July 30–August 2, 2007
Paper No: FEDSM2007-37400
... 26 03 2009 Detailed flow measurements are conducted by two-dimensional Particle Image Velocimetry (PIV) in a low specific speed radial diffuser pump at the design operating point, in order to investigate the impeller-diffuser interaction. The measurements are conducted at midspan...
Proceedings Papers

Proc. ASME. FEDSM2007, Volume 2: Fora, Parts A and B, 639-644, July 30–August 2, 2007
Paper No: FEDSM2007-37593
... and 2800 respectively were studied. Particle image velocimetry technique (PIV) was used to obtain detailed velocity measurements upstream of the FFS, in the reattachment region ( x/h = 0, 1, 2) and in the redevelopment region ( x/h = 4, 10, 15 and 50). The boundary layer integral parameters, mean...
Proceedings Papers

Proc. ASME. FEDSM2007, Volume 2: Fora, Parts A and B, 633-638, July 30–August 2, 2007
Paper No: FEDSM2007-37592
... and cavity height was Re h = 5000. Particle image velocimetry technique (PIV) was used to conduct detailed velocity measurements upstream of the cavity, inside the cavity and as far downstream of the cavity as x/h = 50. Mean velocity, turbulent intensities and Reynolds shear stress were obtained...
Proceedings Papers

Proc. ASME. HT-FED2004, Volume 1, 219-228, July 11–15, 2004
Paper No: HT-FED2004-56239
... the particle image velocimetry technique (PIV). Attention was focused on the determination of the onset of secondary flow in the form of distorted Taylor vortices. The results demonstrated that the critical rotational Reynolds number is directly influenced by the degree of obstruction of the flow given...
Proceedings Papers

Proc. ASME. HT-FED2004, Volume 3, 1009-1014, July 11–15, 2004
Paper No: HT-FED2004-56404
... is the percentage in weight) and boundary temperatures (T cold = −30°C to −10°C) on the solidification process is examined. Particle Image Velocimetry (PIV) is used in this study to measure the velocity fields in the melt during the solidification process. The temperatures distributions at discrete locations...
Proceedings Papers

Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 2673-2680, July 6–10, 2003
Paper No: FEDSM2003-45230
... Flow visualization and measurements of mean and fluctuating velocities were performed on a coaxial jet at a Reynolds number of 3000 in an open water tank using hot-film anemometry, particle image velocimetry (PIV) and laser-induced fluorescence (LIF). The coaxial jet, with a velocity ratio...
Proceedings Papers

Proc. ASME. FEDSM2005, Volume 1: Symposia, Parts A and B, 1223-1231, June 19–23, 2005
Paper No: FEDSM2005-77219
... obtained at particular impeller positions. Experimental results have been used to verify the numerical results of time dependent flow in the single-blade pump. The computed flow field has been compared to results which were obtained from optical measurements of flow velocities by Particle Image Velocimetry...
Proceedings Papers

Proc. ASME. FEDSM2006, Volume 2: Fora, 265-271, July 17–20, 2006
Paper No: FEDSM2006-98351
... in the single-blade pump. The submersible pump, completely made of transparent plastic, has been investigated in detail by the Particle Image Velocimetry. The phase averaged 2D-velocity field inside the pump was measured for the same operating points which were investigated by numerical methods in advance...
Proceedings Papers

Proc. ASME. FEDSM2006, Volume 2: Fora, 1045-1053, July 17–20, 2006
Paper No: FEDSM2006-98568
... images from a turbulent, locally recirculating flow over a sinusoidal wall. Particle Image Velocimetry PIV/IG velocity profile velocity gradient wall shear curved wall Proceedings of FEDSM2006 2006 ASME Joint U.S. - European Fluids Engineering Summer Meeting often a restrictive condition...
Proceedings Papers

Proc. ASME. FEDSM2006, Volume 2: Fora, 969-975, July 17–20, 2006
Paper No: FEDSM2006-98481
... at an angle relative to the incoming flow by fixed vanes at a zero angle of attack, with the flow deflection based on super-circulation produced by the Coanda effect. The particle image velocimetry method was employed to analyze, quantify and visualize the flow field. Particle Image Velocimetry...
Proceedings Papers

Proc. ASME. FEDSM2006, Volume 1: Symposia, Parts A and B, 1071-1076, July 17–20, 2006
Paper No: FEDSM2006-98104
... 08 09 2008 The progress in mixing on macro- and microscale is visualized by means of optical measurement systems. The Particle Image Velocimetry (PIV) is used to measure the velocity field inside the mixing system. The source term of the local energy dissipation is calculated...