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Keywords: centrifugal compressor
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081014.
Paper No: TURBO-22-1277
Published Online: May 22, 2023
...Ben Zhao; Teng Zhou; Ce Yang Surge is a crucial problem for achieving a good working range of centrifugal compressor and power cycle safety. Effective and early detection of the surge is essential to avoid its onset. In this paper, experiments measuring the pressure and acoustic signals have been...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051003.
Paper No: TURBO-22-1146
Published Online: November 8, 2022
...Fangyuan Lou; Herbert M. Harrison; Nicole L. Key The identification of stall inception mechanisms and stability-limiting components in a centrifugal compressor is required for the development of effective surge suppression approaches. Part I of this two-part paper investigates the surge signature...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111011.
Paper No: TURBO-22-1110
Published Online: September 13, 2022
...Fangyuan Lou; Nicole L. Key Impeller discharge flow plays an important role in centrifugal compressor performance and operability for two reasons. First, it determines the work factor and relative diffusion for the impeller. Second, it sets the flow into the downstream stationary diffusion system...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081012.
Paper No: TURBO-21-1103
Published Online: March 4, 2022
.... However, investigations of the pre-stall and stall disturbances in centrifugal compressors remain insufficient owing to the various geometric structures in centrifugal compressors. In this study, a centrifugal compressor with a volute and vaneless diffuser was studied using high-response static pressure...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031004.
Paper No: TURBO-21-1174
Published Online: October 1, 2021
... incompressible diffuser and von Karman flow (a model of centrifugal compressors). Next, we apply the proposed diagnostic tool to flow in a return channel. A return channel is a part of a multistage centrifugal compressor stage. Its principal function is to remove angular momentum. In this work, we apply...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091020.
Paper No: TURBO-20-1262
Published Online: July 27, 2021
... is a large, external volute with a circular cross section, designed for a backswept unshrouded impeller with a vaneless diffuser. For the design parameters of impeller and volute, see Table 1 . Fig. 2 Mach numbers at the volute inlet in a centrifugal compressor speed map (test data) Mach numbers...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081003.
Paper No: TURBO-20-1350
Published Online: April 26, 2021
... centrifugal compressor is reconstructed using pressure readings from nine static pressure taps placed on the hub of the diffuser. The magnitude and phase information for the first three dominant wavelets are characterized. Additionally, the method shows significant advantages over the traditional averaging...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2020, 142(11): 111007.
Paper No: TURBO-20-1054
Published Online: October 15, 2020
...Yu Du; Hua-Shu Dou; Fuan Lu Unstable flow in the vaned diffuser of a centrifugal compressor stage near design condition is investigated by numerical simulation. The simulation is performed with the unsteady Navier–Stokes equations and three different turbulence models. Comparisons...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091002.
Paper No: TURBO-20-1014
Published Online: July 30, 2020
...T. Rossbach; J. Bisping; D. R. Grates; P. Jeschke; A. Hildebrandt; H. Franz This paper presents an analysis of the flow in the return system of a centrifugal compressor with a flow coefficient of 0.15. Based on the detailed experimental and numerical data, the areas of high losses and potentials...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021005.
Published Online: January 11, 2010
...K. M. Guleren; I. Afgan; A. Turan The turbulent flow inside a low-speed centrifugal compressor at design condition is investigated using large-eddy simulation (LES) comprising of up to 26 × 10 6 computational volume cells. Unlike in the past, the current study’s special emphasis is placed...