Advances in Fluid Mechanics and Turbomachinery by Egon Krause, Matthias Meinke (auth.), Professor Dr. Hans J.

By Egon Krause, Matthias Meinke (auth.), Professor Dr. Hans J. Rath, Dr.-Ing. Christoph Egbers (eds.)

The papers during this quantity are normally within the sector of computational fluid dynamics (CFD). additionally, to a few expand this quantity includes additionally contributions from the sector of recent experimental mehtods and diagnostics utilized to fluid dynamics, combustions and turbomachniery. the contributed papers hide different issues resembling pipe flows, surprise tube flows, compressor flows in addition to pace and turbulence measurements of stream conditioners. there's additionally a survey article on contemporary stream computations on excessive functionality pcs. Articles also are dedicated to liquid-liquid structures, rotating fluid flows and combustion diagnostics.

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Here the static pressure along the meridinal section versus the aspect ratio TITo is shown. 3 appears nearly at the same position, when using the extended Baldwin-Lomax model or the k - f model. Besides small differences a good agreement of the computed data with the measurement can be seen. The smaller pressure increase downstream of the shock related to the k - f model in comparison to the increase obtained by the extended Baldwin-Lomax model may be a result of a sightly larger computed separation region in case of the two-equation model.

1:::-::-~~-·--+·····--·-····+·-·---·-i ! ~O I ·------~-···-~~~~:~l::::::::::~l::~:::=p~··~: ... ::~:~::t-~~-~ I I ! 4 iii i --·-----t··--··-··---j-···-----··-1------- .. 88 1 Mus flaw _ _ flaw .... 88 .... flaw raI8IMaa flaw .... at choIaI - NASA87 o experiments (Strazisar et. al. [11]) - . - computed results with present scheme Fig. 9S) Moreover, for analysis of blade rows in multi-stage turbomachines the effect of the neighboring blade rows on the flow field solution has to be included. To achieve this the flow field computations with the 3D Navier-Stokes solver can be coupled, and the boundary conditions are updated using the results of the other blade row during the flow computation.

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