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of 9
pro vyhledávání: '"Matthias Schleer"'
Autor:
Matthias Schleer, B. Ribi, S. S. Hong, Christian Roduner, F. Pløger, Mehrdad Zangeneh, Reza S. Abhari
Publikováno v:
Journal of Turbomachinery. 126:82-90
This paper presents an experimental investigation of two centrifugal compressor stage configurations. The baseline configuration has been designed using conventional design engineering tools. The second configuration was designed using advanced inver
Autor:
Matthias Schleer, B. Ribi, Mehrdad Zangeneh, F. Pløger, Reza S. Abhari, S. S. Hong, Christian Roduner
Publikováno v:
Journal of Turbomachinery. 126:73-81
In this paper the three-dimensional inverse design code TURBOdesign-1 is applied to the design of the blade geometry of a centrifugal compressor impeller with splitter blades. In the design of conventional impellers the splitter blades normally have
Publikováno v:
Volume 6: Structures and Dynamics, Parts A and B.
As the second part of a two-part paper, this paper presents an experimental investigation of forced response impeller blade vibrations in a centrifugal compressor stage caused by variable inlet guide vanes. Although it is common practice to experimen
Publikováno v:
Volume 7: Turbomachinery, Parts A, B, and C.
The aim of the current paper is to investigate the evolution of the flow in the vaneless diffuser of a scaled-up turbocharger compressor using the steady-state viscous calculations. First, the predicted flow patterns are compared with the detailed la
Autor:
Matthias Schleer, Reza S. Abhari
Publikováno v:
Volume 6: Turbomachinery, Parts A and B.
This work reports on flow measurements taken within the vaneless diffuser of an scaled-up model of a small-scale, highly loaded unshrouded compressor with large relative tip clearance. The aims are to describe and to analyze the influence of the clea
Publikováno v:
Volume 6: Turbomachinery, Parts A and B.
This report intends to shed an insight into the effect of large relative tip clearances on the onset of instability in a highly loaded centrifugal compressor. Time-resolved pressure measurements have been performed along the casing of a scaled-up mod
Autor:
Reza S. Abhari, Matthias Schleer
Publikováno v:
Volume 6: Turbo Expo 2005, Parts A and B.
In this work the stability behavior of small-scale centrifugal compressor is evaluated in detail and the influence of design features typical for small-scale applications is shown. The impeller used in this study represents the design features of mac
Publikováno v:
Volume 6: Turbo Expo 2003, Parts A and B.
This paper reports on the results of experimental work using LDA in the flow path of a centrifugal compressor with a vaned diffuser. The work was done in the ‘RIGI’ facility in the Turbomachinery Laboratory (‘LSM’) of ETH Zurich. The flow-fie
Publikováno v:
Volume 2: Symposia, Parts A, B, and C.
To see the tip clearance effect on a centrifugal compressor, time-resolved flow measurements were carried out at the discharge of a centrifugal compressor impeller, which is 30 deg back swept from radial and operated at the blade tip speed of 260 m/s