Searched for: subject%3A%22particle%255C+image%255C+velocimetry%22
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Malsch, D. (author), Gleichmann, N. (author), Kielpinski, M. (author), Mayer, G. (author), Henkel, T. (author), Mueller, D. (author), Van Steijn, V. (author), Kleijn, C. (author), Kreutzer, M.T. (author)
We describe the formation of water in oil droplets, which are commonly used in lab-on-a-chip systems for sample generation and dosing, at microfluidic Tshaped nozzles from elastic feed lines. A narrow nozzle forms a barrier for a liquid–liquid interface, such that pressure can build up behind the nozzle up to a critical pressure. Above this...
journal article
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Nieuwstadt, F.T.M. (author), Riethmuller, M.L. (author)
book 1991
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van der Graaf, G.B. (author)
doctoral thesis 1995
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Hofland, B. (author)
Bevat een veiligheidsvoorschrift voor de PIV (particle-image velocimetry) goot. Het rapport is vooral gericht op het gebruik van de krachtige Nd: YAG laser (veiligheidsklasse 4) die gebruikt wordt voor de PIV techniek.
report 2002
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Elsinga, G.E. (author), Van Oudheusden, B.W. (author), Scarano, F. (author)
In PIV particle image blur is usually observed near fluid optical interfaces, i.e. shock waves, and thin flow structure with large density variations, e.g. shear layers and boundary layers. In such an environment the particle image is not only subject to blur, but is also displaced from its actual position due to refraction, which is denoted as...
conference paper 2005
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Roosenboom, E.W.M. (author)
The present work investigates the flow around a two-dimensional square section object at varying angles of incidence. The experimental approach employs Particle Image Velocimetry for the determination of the time-averaged velocity field and the unsteady large scale coherent variations (e.g. vortex shedding) as well as turbulent fluctuations. The...
master thesis 2005
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Ooms, T. (author), Koek, W. (author), Braat, J. (author), Westerweel, J. (author)
journal article 2006
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Koek, W.D. (author)
To gain better insight into the behaviour of turbulent flow there is a demand for a practical measurement instrument to perform three-dimensional flow measurements. Holography is a three-dimensional imaging technique, and as such is ideally suited for this purpose. Because flow media (such as water and air) are generally transparent, optical...
doctoral thesis 2006
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Lienhart, H. (author), Gomes, J.P. (author)
Experimental studies on reference test cases are of capital importance to support the development of models and coupling strategies for simulations on fluid-structure interaction problems. The need for experimental test cases specially addressed for the validation and diagnostic of numerical tools has triggered the present contribution to design...
conference paper 2006
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Schrijer, F.F.J. (author), Mignoli, G. (author), Scarano, F. (author), Walpot, L.M.G.F.M. (author)
conference paper 2008
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Ooms, T. (author), Koek, W. (author), Westerweel, J. (author)
journal article 2008
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Vennemann, P. (author)
The development, the regulation, and the pathology of the circulatory system (e.g. cardiogenesis, thermoregulation, atherosclerosis) are determined by blood flow induced mechanical forces. While this proposition has been confirmed during recent years, the exact mechanisms still remain unclear. This is mainly due to the fact that those forces...
doctoral thesis 2008
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Ooms, T.A. (author)
This thesis contributes to the development of an instrument that can measure fluid flow velocity in a three-dimensional (3D) measurement domain by holographic imaging.
doctoral thesis 2008
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Humble, R.A. (author)
A fundamental experimental study is carried out to investigate the unsteady flow organization of an incident shock wave/turbulent boundary layer interaction at Mach 2.1. Planar and tomographic particle image velocimetry (PIV) are used in combination with data processing using the proper orthogonal decomposition (POD), complemented with hot-wire...
doctoral thesis 2009
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Schrijer, F.F.J. (author)
To further improve the design of hypersonic vehicles so that fully reusable systems become a reality, the detailed understanding of the ?ow ?eld that the vehicle generates is of paramount importance. The thesis deals with the aspects of experimental ?ow research which includes also the ?ow facility and the measurement techniques. First a...
doctoral thesis 2010
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Van Steijn, V. (author)
Precise manipulation of minute volumes of fluids is at the heart of microfluidics and opens up an exciting route to miniaturize processes in the areas of chemistry, biology and medicine. An attractive way to transport small fluid samples through the channels of microfluidic devices is by enclosing these samples inside containers in the form of...
doctoral thesis 2010
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Lindeboom, R.C.J. (author), Sterenborg, J.J.H.M. (author), Simao Ferreira, C.J. (author)
The unsteady flow conditions experienced by wind turbine blades lead to fatigue loads due to gusts, that increase the cost of energy. The decrease of the impact of these unsteady loads will most certainly lead to a decrease of the cost of energy. In order to alleviate unsteady loads the Smart Rotor Blade approach [2] applies spanwise-distributed...
conference paper 2010
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Akhavan Taheri Borojeni, A. (author)
In this research the experiments were performed in the water tunnel at the Laboratory for Aero and Hydrodynamics to investigate the 3D flow structure over roughness elements as a model for the flow over urban environment. It represents the first phase in an extended study on the dispersion of pollutants in an urban environment, which process is...
master thesis 2010
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Van Oudheusden, B.W. (author), Jöbsis, A.J.P. (author), Scarano, F. (author), Souverein, L.J. (author)
The spatio-temporal dynamics of an impinging shock/boundary layer interaction atMach 2 and under incipient separation conditions, has been investigated experimentally by means of high-speed particle image velocimetry (PIV). The available PIV acquisition rate of up to 20 kHz permits a time-resolved characterization of the interaction. The...
journal article 2011
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Talstra, H. (author)
The Ph.D. thesis “Large-scale turbulence structures in shallow separating flows” by Harmen Talstra is the result of a Ph.D. research project on large-scale shallow-flow turbulence, which has been performed in the Environmental Fluid Mechanics Laboratory at Delft University of Technology. The dynamics of quasi two-dimensional turbulence...
doctoral thesis 2011
Searched for: subject%3A%22particle%255C+image%255C+velocimetry%22
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