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Keywords: Surge
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111001.
Paper No: TURBO-23-1125
Published Online: May 23, 2024
... Email: kwok-kai.so@accelleron-industries.com Email: magnus.fischer@kistler.com 14 07 2023 11 04 2024 12 04 2024 23 05 2024 Graphical Abstract Figure aerodynamics cfd compressor diffuser stability surge uRANS vane centrifugal compressors and pumps...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071007.
Paper No: TURBO-23-1206
Published Online: May 23, 2024
... and accurate numerical methods for turbomachinery unsteady flows, which avoid the computation of the whole annulus domain, is an active research field. aeromechanical instabilities centrifugal compressors and pumps compressor stall surge operability computational fluid dynamics (CFD...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2024, 146(10): 101011.
Paper No: TURBO-23-1307
Published Online: May 8, 2024
... by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 31 10 2023 23 04 2024 23 04 2024 08 05 2024 Graphical Abstract Figure flow separation boundary layer development compressor stall surge The boundary layer...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. October 2024, 146(10): 104501.
Paper No: TURBO-22-1089
Published Online: April 23, 2024
... in the characterization of this disturbance. 2 Corresponding author. Email: martin.lange@tu-dresden.de 11 05 2022 04 01 2024 14 02 2024 23 04 2024 Graphical Abstract Figure aerodynamical instabilities compressor stall surge and operability fan compressor and turbine...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081009.
Paper No: TURBO-23-1156
Published Online: April 4, 2024
... rotating instabilities unsteady flow tip clearance flow compressor stall surge and operability computational fluid dynamics (CFD) Deutsche Forschungsgemeinschaft 10.13039/501100001659 426295581 The rotor tip flow field in axial compressors can be subject to significant...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041006.
Paper No: TURBO-23-1255
Published Online: December 15, 2023
... 2023 17 11 2023 15 12 2023 centrifugal compressors and pumps compressor stall surge and operability computational fluid dynamics (CFD) Centrifugal compressors are used in various applications, such as aircraft engines and turbochargers for automobiles. However, when...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021011.
Paper No: TURBO-23-1203
Published Online: November 16, 2023
... compressor stall surge and operability fan compressor aerodynamic design turbomachinery blading design It is well known that the aerodynamic design of multistage transonic compressor rotors is incredibly difficult. The reason is that as the blade relative inlet Mach number approaches unity...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121006.
Paper No: TURBO-22-1024
Published Online: October 19, 2023
...Fanzhou Zhao; Jose Moreno; John Dodds; Mehdi Vahdati In this paper an efficient numerical strategy for computational fluid dynamics (CFD) simulation of surge events in a three-shaft engine compression system is presented. Numerical results are compared against measured data and the sources...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121011.
Paper No: TURBO-23-1175
Published Online: October 19, 2023
... Freeman Scholar Lecture ,” ASME J. Fluids Eng. , 103 ( 2 ), pp. 193 – 242 . 10.1115/1.3241725 [3] Greitzer , E. M. , 1976 , “ Surge and Rotating Stall in Axial Flow Compressors ,” ASME J. Eng. Power , 98 ( 2 ), pp. 190 – 217 . 10.1115/1.3446138 [4] Hayashi , Y. , and Cao...
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. July 2023, 145(7): 071017.
Paper No: TURBO-22-1184
Published Online: April 3, 2023
...Ryosuke Seki; Toshihiko Azuma; Junji Iwatani; Akihiro Nakaniwa; Hidetaka Okui; Takanori Shibata In this article, an unsteady tip leakage flow instability is identified and investigated for an axial compressor at near-surge conditions. We describe the results of experimental verification of a new...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071006.
Paper No: TURBO-22-1334
Published Online: February 10, 2023
... to their compact size and ability to deliver high-pressure ratios over a wide range of flowrates. Methods to improve compressor efficiency near surge without reducing the surge margin have received considerable interest in the past. In many situations, changes to the impeller blade design and/or diffuser...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071003.
Paper No: TURBO-22-1288
Published Online: February 9, 2023
... operation. In other cases, violent surge may occur, requiring engine shut down and repair. Compressors are therefore designed with a stall margin (SM) such that the design mass flowrate is sufficiently high compared with the stall point. Attempts to understand the compressor stalling phenomenon have been...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051009.
Paper No: TURBO-22-1280
Published Online: November 25, 2022
...Julien Marty; Lionel Castillon; Pierric Joseph The operating range of a compressor is limited by surge or rotating stall line, among others. Numerical simulations must accurately predict these phenomena. This study is based on the experimental compressor CME2, which is a low-subsonic axial...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051010.
Paper No: TURBO-22-1284
Published Online: November 25, 2022
...Yoshihiro Hayashi; Teng Cao In centrifugal compressors, it is common to observe a rapid reduction in surge margin toward high rotational speed, which shows a non-linear surge characteristic against the change of rotational speed. This paper presents a comprehensive experimental and numerical study...
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. April 2023, 145(4): 041011.
Paper No: TURBO-22-1234
Published Online: November 7, 2022
... margin, whereas the skew angle of the front side might be more related to the aerodynamic efficiency. compressor stall surge operability fan compressor turbomachinery blading design casing treatment Compressor designers are generally required to achieve two main aerodynamic objectives...