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Keywords: compressor
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Proceedings Papers

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A020, June 7–11, 2021
Paper No: GT2021-58828
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58828 OVERVIEW OF UNSTEADY PHENOMENA EMERGING IN A STALLED 1.5-STAGE TRANSONIC COMPRESSOR Silas Mütschard Christoph Biela Jan Werner Sebastian Robens SIEMENS...
Topics: Compressors
Proceedings Papers

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A025, June 7–11, 2021
Paper No: GT2021-59099
...Abstract Abstract For over forty years, coatings have been used as a means to prevent the build-up of foulants on the flow passages of centrifugal compressors. In general, this has been a “One Size Fits All” solution, with most OEMs and applicators offering nearly identical coating systems...
Proceedings Papers

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A018, June 7–11, 2021
Paper No: GT2021-60346
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-60346 PHYSICAL MODAL FOR ACOUSTIC RESONANCE BASED ON THE CIRCULAR CAVITY STRUCTURE IN THE COMPRESSOR Zhao Fengtong Chen Jianfei Yang Mingsui Sha Yundong Shenyang...
Proceedings Papers

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A002, June 7–11, 2021
Paper No: GT2021-58779
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58779 INFLUENCE OF STATOR HUB CAVITIES ON THE FORCED RESPONSE BEHAVIOUR OF AN EMBEDDED COMPRESSOR ROTOR Shreyas Hegde1, Robert Kielb1, Laith Zori2, Rubens...
Proceedings Papers

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A003, June 7–11, 2021
Paper No: GT2021-58780
...Abstract Abstract This paper focusses on predicting the mistuned forced response behavior of an embedded compressor rotor blade row in a 3.5 stage axial compressor. The authors in previous papers studied the multi-row influence on the forcing function for multiple operating conditions...
Proceedings Papers

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A004, June 7–11, 2021
Paper No: GT2021-59725
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-59725 SYSTEM LEVEL ANALYSIS OF COMPRESSOR EYE-LABYRINTH SEAL ROTORDYNAMIC FORCES: A COMPUTATIONAL FLUID DYNAMICS APPROACH Md Shujan Ali1, Farzam Mortazavi2, Alan...
Proceedings Papers

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A017, June 7–11, 2021
Paper No: GT2021-59359
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-59359 OPERATION AND CONTROL OF A SUPERCRITICAL CO2 COMPRESSOR Joshua D. Neveu, P.E. Stefan D. Cich Southwest Research Institute Southwest Research Institute San...
Proceedings Papers

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A009, June 7–11, 2021
Paper No: GT2021-60301
... Compressor, Rotor-Bearing System V Left eigenvector matrix b Constant d Journal diameter (mm) k Slope m Preload factor q General coordinate vector t Time v, ve Journal surface speed (m/s) and effective speed u(t) Transformed general coordinate vector Diagonal eigenvalue matrix Logarithmic decrement (log...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A010, September 21–25, 2020
Paper No: GT2020-14293
... and to demonstrate the effects of incidence and deviation on CFD-based throughflow analysis at off-design conditions. compressor throughflow model blade body force incidence deviation optimization THE EFFECTS OF INCIDENCE AND DEVIATION ON THE CFD-BASED THROUGHFLOW ANALYSIS Jian Li, Dongrun Wu, Jinfang...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A006, September 21–25, 2020
Paper No: GT2020-14262
...EFFECT OF BACKWARD SWEEP ON AERODYNAMIC PERFORMANCE OF A 1.5-STAGE HIGHLY LOADED AXIAL COMPRESSOR SONG HUANG1,2, CHUANGXIN ZHOU1,2,CHENGWU YANG1 2, SHENGFENG ZHAO1,2, MINGYANG WANG1,2, XINGEN LU1,2 1 Key Laboratory of Light-duty Gas-turbine, Institute of Engineering Thermophysics, Chinese Academy...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A037, September 21–25, 2020
Paper No: GT2020-14920
...RESEARCH ON THE PERIODICITY OF FLOW FIELD IN A COMPRESSOR SECTOR CASCADE Wenfeng Xu 1, Peng Sun 2, Guogang Yang 1 1Dalian Maritime University, Dalian, China 2Civil Aviation University of China, Tianjin, China ABSTRACT Sector cascade experiments can not only be convenient to measure various...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A065, September 21–25, 2020
Paper No: GT2020-16019
...Effect of Sloped Trench Casing Treatment on Performance and Stability of Axial Compressors HOU Jiexuan1, LIU Yangwei1,2,* 1 National Key Laboratory of Science and Technology on Aero-Engine Aero-Thermodynamics, School of Energy and Power Engineering, Beihang University Beijing, 100191, China 2...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A079, September 21–25, 2020
Paper No: GT2020-16323
...INFLUENCE OF PROBE BLOCKAGE EFFECT ON COMPRESSOR TEST PERFORMANCE Bowen Li3, Hu Wu2, Chunke Hou1 School of Power and Energy,Northwestern Polytechnical University NO.1 Dongxiang Road,Chang an District,Xi an Xi an,Shaanxi Province,China Email: chunkehou@qq.com ABSTRACT In order to study the influence...
Proceedings Papers

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A018, September 21–25, 2020
Paper No: GT2020-16143
...Abstract Abstract At the Altitude Test Facility (ATF) of the University of Stuttgart a linear compressor cascade test rig serves the investigation of ice crystal icing (ICI) under engine realistic conditions. A numerical model of the first stage of NASA Stage 67 is validated with experimental...
Proceedings Papers

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A034, September 21–25, 2020
Paper No: GT2020-15290
...Abstract Abstract This paper proposes geometry parameterization of a complete single centrifugal compressor stage and applies CFD-driven optimization using artificial neural networks and a Kriging surrogate model. Kinematic velocity triangle analysis is used to arrive at an initial design...
Proceedings Papers

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A028, September 21–25, 2020
Paper No: GT2020-16168
...Abstract Abstract The present work focuses on the effect of the manufacturing geometrical variability on the high-pressure compressor of a turbofan engine for civil aviation. The deviations of the geometry over the axial compressor blades are studied and modeled for the representation...
Proceedings Papers

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A012, September 21–25, 2020
Paper No: GT2020-14482
...Abstract Abstract This paper focuses on the impact of multi-row interaction on the forced response behavior of an embedded compressor rotor at higher order modes. The authors in previous papers have discussed about the multi-row influence at the torsional mode resonant crossing and this paper...
Proceedings Papers

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A020, September 21–25, 2020
Paper No: GT2020-15149
...EFFECT OF THE FOAM METAL CASING TREATMENT ON A LOW-SPEED AXIAL COMPRESSOR Jia Li, Dakun Sun, Reize Xu, Xu Dong, Xiaofeng Sun Beihang University, Beijing,China ABSTRACT Foam metal is a foam-like substance made out of metal and can be used in flow control, vibration damping and acoustic absorption...
Proceedings Papers

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A009, September 21–25, 2020
Paper No: GT2020-14345
...FLOW PHYSICS DURING SURGE AND RECOVERY OF A MULTI-STAGE HIGH-SPEED COMPRESSOR Fanzhou Zhao Department of Mechanical Engineering Imperial College London London, SW7 2AZ, UK fanzhou.zhao11@imperial.ac.uk John Dodds Rolls-Royce plc PO Box 31 Derby, DE24 8BJ, UK john.dodds@rolls-royce.com Mehdi...
Proceedings Papers

Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A028, September 21–25, 2020
Paper No: GT2020-16030
...Abstract Abstract Low pressure EGR (LP-EGR) has become recently one of the most investigated technique in the field of internal combustion engines. When LP-EGR is active, two streams with different psychrometric conditions are mixed at the compressor inlet, i.e. fresh air (considered as cold...