[PDF] Top 20 Flow characteristics of 3 D turning diffuser using particle image velocimetry

... controlled using a 3-phase inverter and calibrated previously by [8] was installed at the upstream ...developed flow at the diffuser entrance ... See full document

... fluid flow systems to simultaneously decelerate and turn the ...employing turning diffusers in the fluid flow systems. The flow through a turning diffuser is complex, apparently ... See full document

... uniform flow entering diffuser, the experimental rig is developed to be incorporated with several wind tunnel ...features. Particle image velocimetry (PIV) is used to examine the ... See full document

... by using the oil-flow visualization ...model using volumetric three-component velocimetry (V3V) and particle image velocimetry (PIV) at Reynolds number 50000 and different ... See full document

... Each time a new hollow cast was needed, the following process needed to be completed. The material is a thermoplastic elastomer; therefore it melts and turns into a liquid when heat is applied. Because the hollow cast ... See full document

... the characteristics of the flow in an inclined open channel is studied experimentally using a Particle Image Velocimetry ...the characteristics of the flow is ... See full document

... such image based measurement techniques and decreasing costs of equipment enabled many research groups to exploit these techniques for obtaining 2-dimensional or even 3-dimensional data mainly for ... See full document

... the image recoding unit is a digital high-speed 10-bit CMOS camera of type HighSpeedStar 5 with maximum frame rate of 250 ...at 3 kHz frame rates and the pixel size is 17 m x 17 ... See full document

... Particle image velocimetry (PIV) and particle tracking velocimetry (PTV) were briefly reviewed and the com- mon sources of error and the methods used for their reduction were ...the ... See full document

... three-dimensional Particle Tracking Velocimetry (3-D PTV) in order to investigate small-scale flow ...of using monochrome particles the novelty over the prior state of the art is ... See full document

... particles. Particle-laden water around the fins was illuminated with lasers and videotaped so that flow dynamics around the fins could be analyzed using digital particle image ... See full document

... Particle Image Velocimetry (PIV) Setup. The flow quality within the turning diffusers was examined using PIV by capturing several planes at the outlet and side of turning ... See full document

... Lavision DaVis 7.2.2 software is used to process and analyse the captured images. This package uses a multi-pass, time series correlation method, to infer the motion of the tracer particles. This correlation algorithm, ... See full document

... the flow through open channels of regular sectional shape and hydraulic roughness, in general, it is sufficientto use the overall hydraulic radius as the parameter, which characterizes the properties of the cross ... See full document

... turbulent flow such calculations are usually accurate to within about 15% [7, 8]. According to Elyasi [9], the most convenient way to compare the experimental results from PIV with the CFD simulation predictions ... See full document

... a flow that possesses one or more homogeneous dimensions, i.e. a flow that, when expressed in an appropriate coordinate system, is statistically invariant along at least one ...stereo particle ... See full document

... 3D-Particle Image Velocimetry (PIV) System was used in the ...taken. Flow field profile flashed by laser light sheet was located at top centreline profile of working ...along flow ... See full document

... our flow analysis can be used to calculate dissipated energy from viscous deformation (Yen et ...compare particle paths, resultant velocity vectors or dissipated energy with theoretical predictions from ... See full document

... Using dynamically scaled robots, recent studies suggest that the aerodynamic forces generated by the back-and-forth wing motion of hovering insects may be conveniently separated into four components due to: ... See full document

... suspended particles via a digital camera and laser sheet illumination of the measurement plane (Raffel et al., 1998; Catton et al., 2007). The velocity vector is measured by quantifying the displacement of the particles ... See full document