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Keywords: Centrifugal Compressor
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Proceedings Papers

Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A034, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65274
... and small size is believed to have large loss and it needs to be further investigated and improved. In this paper, a centrifugal compressor combined with an air bearing is specially developed, with rotational speed as 120k RPM and pressure ratio as 3.5. The compressor impeller, diffuser and volute...
Proceedings Papers

Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T01A006, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20128
...The Unsteady Behavior of Diffuser Stall in a Centrifugal Compressor with Vaneless Diffuser Hiroshi Miida1, Kenta Tajima1, Nobumichi Fujisawa1, Yutaka Ohta1 1Waseda University, Tokyo, Japan ABSTRACT The unsteady diffuser stall behavior in a centrifugal compressor with a vaneless diffuser...
Proceedings Papers

Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A064, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4903
...REDESIGN AND PERFORMANCE ANALYSIS OF MEDIUM FLOW COEFFICIENT CENTRIFUGAL COMPRESSOR Khaled Yousef1 Mechanical Engineering Department, Menoufia University, Shibin El Kom, Egypt Abraham Engeda2 Turbomachinery Lab, Michigan State University, East Lansing, MI, USA Ahmed Hegazy3 Mechanical Engineering...
Proceedings Papers

Proc. ASME. FEDSM2010, ASME 2010 3rd Joint US-European Fluids Engineering Summer Meeting: Volume 1, Symposia – Parts A, B, and C, 683-688, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30671
.... In the combination including a centrifugal compressor, the bend inlet due to spatial limitation has been shown in a various applications such as industrial chiller. The performance of centrifugal compressors can be degraded by inlet flow distortion due to a 90 degree curved pipe. The bend have some curvature radius...
Proceedings Papers

Proc. ASME. FEDSM2010, ASME 2010 3rd Joint US-European Fluids Engineering Summer Meeting: Volume 1, Symposia – Parts A, B, and C, 785-791, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30944
... This study will be described details on influence of movable diffuser such as local reverse flow patterns and pressure fluctuation in a vaneless diffuser during unstable operation of a centrifugal compressor. The experimental study is carried out in centrifugal compressor immersed into a water...
Proceedings Papers

Proc. ASME. FEDSM2009, Volume 2: Fora, 83-89, August 2–6, 2009
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2009-78096
... 30 07 2010 The operating efficiency of a centrifugal compressor installed in air-separation plant was lower than the design parameter. In order to analyze the cause, a flow simulation on the whole centrifugal compressor was carried out on a parallel computational platform...
Proceedings Papers

Proc. ASME. FEDSM2008, Volume 1: Symposia, Parts A and B, 1131-1138, August 10–14, 2008
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2008-55078
... 10 07 2009 The present paper deals with the effect of the surface roughness on the performance of centrifugal compressors and the applicability of the Computational Fluid Dynamics (CFD) for the purpose of the quantitatively accurate prediction of the performance deterioration due...
Proceedings Papers

Proc. ASME. FEDSM2002, Volume 1: Fora, Parts A and B, 1547-1551, July 14–18, 2002
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2002-31113
... oscillatory pressure signals coming from the diffuser and the inlet of the compressor, which estimates the reverse flow velocity. centrifugal compressor deep surge rotating stall continuous wavelet transform wavelet cross-correlation Proceedings of ASME FEDSM'02: 2002 ASME Fluids Engineering...
Proceedings Papers

Proc. ASME. FEDSM2005, Volume 1: Symposia, Parts A and B, 1665-1672, June 19–23, 2005
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2005-77153
... 14 10 2008 Effect of tip clearance on flow field of a low speed centrifugal compressor is presented. Computational study of centrifugal compressor is carried out using structured multi block grid with fine grid in the tip clearance region. Results are obtained with finite volume method...