Searched for: subject%3A%22mixing%22
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Rijnberg, Friso M. (author), van der Woude, S.F.S. (author), van Assen, Hans C. (author), Juffermans, J.F. (author), Hazekamp, Mark G. (author), Jongbloed, Monique R.M. (author), Kenjeres, S. (author), Lamb, Hildo J. (author), Westenberg, Jos J.M. (author)
Fontan patients require a balanced hepatic blood flow distribution (HFD) to prevent pulmonary arteriovenous malformations. Currently, HFD is quantified by tracking Fontan conduit flow, assuming hepatic venous (HV) flow to be uniformly distributed within the Fontan conduit. However, this assumption may be unvalid leading to inaccuracies in HFD...
journal article 2021
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Gunyol, O. (author)
The current understanding of the transport phenomena involved in the operation of industrial fermenters is not sufficient. This is reflected by the limitations seen in their design and operation. A better insight in the local processes taking place (hydrodynamics, gas dispersion, mixing, microbial kinetics) is required to be able to make a step...
doctoral thesis 2017
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De Wit, L. (author)
3D CFD simulations, lab experiments and field measurements are used to get more understanding of the turbulent near field overflow dredging plume mixing. The focus has been on the most often used dredging vessel: a trailing suction hopper dredger (TSHD). Near field overflow dredging plume mixing is important because it determines the far field...
doctoral thesis 2015
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Burchard, H. (author), Schuttelaars, H.M. (author), Rockwell Geyer, W. (author)
In this idealized numerical modeling study, the composition of residual sediment fluxes in energetic (e.g., weakly or periodically stratified) tidal estuaries is investigated by means of one-dimensional water column models, with some focus on the sediment availability. Scaling of the underlying dynamic equations shows dependence of the results...
journal article 2013
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Kenjeres, S. (author)
Numerical simulations and analysis of flow and heat transfer of an electrically conducting fluid past magnetic obstacles are reported. We studied the channel flow configuration with electrically and thermally insulated horizontal walls containing a single or multiple (two or three) magnetic dipoles. Different values of the interactive parameter...
journal article 2012
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Burchard, H. (author), Schuttelaars, H.M. (author)
Tidal straining, which can mathematically be described as the covariance between eddy viscosity and vertical shear of the along-channel velocity component, has been acknowledged as one of the major drivers for estuarine circulation in channelized tidally energetic estuaries. In this paper, the authors investigate the role of lateral circulation...
journal article 2012
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Burchard, H. (author), Hetland, R.D. (author), Schulz, E. (author), Schuttelaars, H.M. (author)
The generation of residual circulation in a tidally energetic estuary with constant longitudinal salinity gradient and parabolic cross section is examined by means of a two-dimensional cross-sectional numerical model, neglecting river runoff and Stokes drift. It is shown how the longitudinal and lateral residual circulation can be decomposed...
journal article 2011
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Mahmood, A. (author)
The vertical rod/tube bundle geometry has a wide variety of industrial applications. Typical examples are the core of light water nuclear reactors (LWR) and vertical tube steam generators. In the core of a LWR, primarily coolant flows upward but their also exist a flow in lateral direction, called crossflow, in the gaps in between the sub...
doctoral thesis 2011
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De Nijs, M.A.J. (author), Pietrzak, J.D. (author), Winterwerp, J.C. (author)
An analysis of field measurements recorded over a tidal cycle in the Rotterdam Waterway is presented. These measurements are the first to elucidate the processes influencing the along-channel current structure and the excursion of the salt wedge in this estuary. The salt wedge structure remained stable throughout the measuring period. The...
journal article 2011
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Van Goethem, M.W.M. (author)
The steam cracking process is an important asset in the hydrocarbon processing industry. The main products are lower olefins and hydrogen, with ethylene being the world's largest volume organic chemical at a worldwide capacity of ~ 120 million tonnes per year. Feed stocks are hydrocarbons such as: ethane, LPG, naphtha's, gas condensates and gas...
doctoral thesis 2010
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van Rhee, C. (author)
conference paper 2010
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de Wit, L. (author)
conference paper 2010
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Li, X. (author)
Summary Of the thesis :’ Mixing and In-situ product removal in micro bioreactors’ by Xiaonan Li The work presented in this thesis is a part of a large cluster project, which was formed between DSM, Organon, Applikon and two university groups (TU Delft and University of Twente), under the ACTS and IBOS program. The aim of this cluster project was...
doctoral thesis 2009
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Van Wageningen, W.F.C. (author)
The main goal of the project was the development of a plug flow reactor for the reduction of heavy metals (Cu2+) from industrial waste streams. Potential application of the reduction process inside The Netherlands lies in the IC and galvanic industry, where small waste streams containing aqueous copper exist. Outside The Netherlands, the process...
doctoral thesis 2005
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Blanckaert, K. (author), De Vriend, H.J. (author)
In spite of its importance, little is known about the turbulence characteristics in open-channel bends. This paper reports on an experimental investigation of turbulence in one cross section of an open-channel bend. Typical flow features are a bicellular pattern of cross-stream circulation (secondary flow) and a turbulence activity in the outer...
journal article 2005
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Takada, K. (author)
doctoral thesis 2004
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van Vliet, E. (author)
doctoral thesis 2003
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Aanen, L. (author)
doctoral thesis 2002
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Van Prooijen, B.C. (author), Uijttewaal, W.S.J. (author)
The development of large coherent structures in a shallow mixing layer is analyzed. The results are validated with experimental data obtained from particle tracking velocimetry. The mean flow field is modeled using the self-similarity of the velocity profiles. The characteristic features of the down-stream development of a shallow mixing layer...
journal article 2002
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Uittenbogaard, R.E. (author), Imberger, J. (author)
report 1993
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