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Keywords: axial compressor
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Proceedings Papers

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A005, June 7–11, 2021
Paper No: GT2021-58603
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58603 ROBUST DESIGN OPTIMIZATION OF AN INDUSTRIAL 1.5 STAGE AXIAL COMPRESSOR UNDER OPERATIONAL AND GEOMETRICAL UNCERTAINTIES Alexandre Gouttière1, Dirk Wunsch1...
Proceedings Papers

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A005, June 7–11, 2021
Paper No: GT2021-58551
...Abstract Abstract Periodic unsteady flow kinematics in a shrouded multistage low-speed axial compressor has been measured for the first time. Data have been acquired at the inlet and exit of a shrouded 3 rd -stage stator with a particular focus on the hub flows. The newly found features...
Proceedings Papers

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A035, June 7–11, 2021
Paper No: GT2021-59589
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-59589 COMPREHENSIVE PERFORMANCE IMPROVEMENT FOR A 16-STAGE AXIAL COMPRESSOR Grigorii Popov Maxim Miheev Alexey Vorobyev Samara National Research Samara National...
Proceedings Papers

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A038, June 7–11, 2021
Paper No: GT2021-59926
...- gestions to extend the loss models to a larger range of designs sic axial compressor stage CME2 and a modern highly loaded are discussed. multi-stage axial low-pressure compressor developed by Safran Aero Boosters. The through- ow solver is based on the Navier- Keywords: viscous through- ow model...
Proceedings Papers

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A006, June 7–11, 2021
Paper No: GT2021-58929
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58929 INVESTIGATION ON MODE CHARACTERISTICS OF ROTATING INSTABILITY AND ROTATING STALL IN AN AXIAL COMPRESSOR Zeyuan Yang1, Yadong Wu1,2, and Hua Ouyang1,2 1...
Topics: Compressors
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A035, September 21–25, 2020
Paper No: GT2020-14906
...SQUEALER TIP TREATMENT DESIGN FOR AXIAL COMPRESSORS Giuseppe Bruni1, James Taylor2, Senthil Krishnababu1, Robert Miller2, Roger Wells1 1Siemens Industrial Turbomachinery Ltd, Lincoln, United Kingdom 2Whittle Laboratory, University of Cambridge, United Kingdom ABSTRACT End-wall flows are amongst...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A041, September 21–25, 2020
Paper No: GT2020-14974
...SINGLE AND MULTIPLE CIRCUMFERENTIAL CASING GROOVE FOR STALL MARGIN IMPROVEMENT IN A TRANSONIC AXIAL COMPRESSOR A. F. Mustaffa* and V. Kanjirakkad Thermo-Fluid Mechanics Research Centre School of Engineering & Informatics University of Sussex Falmer, UK BN19QH Email: A.F.Mustaffa@sussex.ac.uk...
Topics: Compressors
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A048, September 21–25, 2020
Paper No: GT2020-15238
... ABSTRACT Numerical simulations were carried out with the purpose of investigating the effect of applying circumferential grooves at axial compressor casing passive wall treatment to enhance the stall margin and change the tip leakage flow. The tip leakage flow is pointed out as one of the main contributors...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A042, September 21–25, 2020
Paper No: GT2020-15055
... location. Most benefits from water injection were observed at the rotor tip proving the case for part-span injection from an entropy balance perspective. Keywords: water injection, wet compression, entropy, effi- ciency, aerodynamic performance, axial compressor NOMENCLATURE Latin Letters AR Aspect ratio...
Proceedings Papers

Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T03A011, September 21–25, 2020
Paper No: GT2020-15206
... operations, including the airborne emissions, skid pump, the water treatment and the heaters. sustainability carbon footprint gas turbine axial compressor water washing high flow on-line water washing life cycle assessment SimaPro COMPARATIVE LIFE CYCLE ASSESSMENT OF DIFFERENT GAS TURBINE...
Proceedings Papers

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A006, September 21–25, 2020
Paper No: GT2020-14247
... axial compressor with both modal- and spike-type stall inception. In both cases, nonlinear disturbances appear, in terms of spikes in approximate entropy, prior to surge. The presence of these pre-surge spikes indicates the potential of using the approximate entropy parameter for small disturbance...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A023, September 21–25, 2020
Paper No: GT2020-14588
...Abstract Abstract In order to increase the stability margin of axial compressor with low efficiency losses, this paper studies the influence of axial short slot casing treatment and its axial position on compressor performance. A transonic axial compressor rotor, NASA rotor37, is taken...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A009, September 21–25, 2020
Paper No: GT2020-14284
...Abstract Abstract In order to weaken the negative effect of tip leakage flow and improve the tip flow condition, this paper introduces synthetic jet into the flow control field of axial compressor, and proposes a method of active flow control by arranging synthetic jet at the tip. A high-speed...
Proceedings Papers

Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 489-499, June 11–15, 2012
Paper No: GT2012-69987
... 1 Copyright © 2012 by ASME NUMERICAL TOOLS FOR HIGH PERFORMANCE AXIAL COMPRESSOR DESIGN FOR TEACHING PURPOSE Jesuíno Takachi Tomita Instituto Tecnológico de Aeronáutica - ITA Gas Turbine Group 12228-900 - São José dos Campos, São Paulo Brazil 55-12-3947 6952, jtakachi@ita.br João Roberto Barbosa...
Proceedings Papers

Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 101-112, June 6–10, 2011
Paper No: GT2011-45497
... 07 05 2012 In this contribution a quasi-one-dimensional tool for stationary and transient simulations of post-stall flows in multistage axial compressors is presented. An adapted version of the 1D Euler equations with additional source terms is discretized with a finite volume method...
Proceedings Papers

Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 887-897, June 14–18, 2010
Paper No: GT2010-23492
... where the fuel is injected first, thus a preliminary design study was carried out along an axial compressor’s mean radius line. Finally the computation has been carried out for both dry and wet compression techniques. Compressor’s specifications were similar to J85’s compressor whereas fuel’s...
Proceedings Papers

Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 721-731, June 14–18, 2010
Paper No: GT2010-22996
... using their thermo-physical and dynamic properties along the compressor. Axial Compressor Water Injection Streamline Curvature CFD humid air compression 1 Copyright © 2010 by ASME Proceedings of ASME TURBO EXPO 2010: Power for Land, Sea, and Air GT2010 June 14-18, 2010, Glasgow, UK GT2010...
Proceedings Papers

Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 443-453, June 14–18, 2010
Paper No: GT2010-23160
... 1 Copyright © 2010 by ASME Proceedings of ASME Turbo Expo 2010: Power for Land, Sea and Air GT2010 June 14-18, 2010, Glasgow, UK NUMERICAL STUDY OF THE STAGGER ANGLE EFFECTS IN FORWARD SWEPT AXIAL COMPRESSOR ROTOR PASSAGES Ramakrishna P V Govardhan M* Thermal Turbomachines Laboratory, Department...
Proceedings Papers

Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 273-282, June 8–12, 2009
Paper No: GT2009-59840
... 23 02 2010 There are a number of performance indices for a turbomachine on the basis of which its strength is evaluated. In the case of axial compressors, pressure ratio, efficiency and stall margin are few such indices which are of major concern in the design phase as well...
Proceedings Papers

Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 313-321, June 8–12, 2009
Paper No: GT2009-60132
... instances, the corrected speed is virtually identical. Throughflow analysis, conducted using T-AXI [2], confirms the redesign and the viability of the method. Axial compressor common parts common core modular design Lean Engineering common parts Life Cycle Cost design Proceedings of ASME...