Conference article

Simulation of Non-Newtonian Fluids using Modelica

Pooyan Jahangiri
RWTH Aachen University - E.ON Energy Research Center, Aachen, Germany

Rita Streblow
RWTH Aachen University - E.ON Energy Research Center, Aachen, Germany

Dirk Müller
RWTH Aachen University - E.ON Energy Research Center, Aachen, Germany

Download articlehttp://dx.doi.org/10.3384/ecp1207657

Published in: Proceedings of the 9th International MODELICA Conference; September 3-5; 2012; Munich; Germany

Linköping Electronic Conference Proceedings 76:5, p. 57-62

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Published: 2012-11-19

ISBN: 978-91-7519-826-2

ISSN: 1650-3686 (print), 1650-3740 (online)

Abstract

Many fluids used today for different applications show a non-Newtonian behavior. In order to simulate this behavior; many different approaches exist but are not fully implemented in a simulation program. One of the problems with these kinds of simulations is the lack of compatibility with existing models. This makes the modeling very time consuming. In this paper; a simple approach is shown that provides a general set of equations which can be used to model both Newtonian as well as non-Newtonian behavior of fluids in the same model in Modelica. Since the implementation is in base models; existing components can easily be used to simulate non Newtonian fluids without sacrificing simulation times.

Keywords

Non-Newtonian; Medium Model; Pressure Drop

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