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Keywords: compressor cascade
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Proceedings Papers

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A001, June 13–17, 2022
Paper No: GT2022-78007
... Abstract The flow through a 2.5D axial compressor cascade blade-row is simulated using a compressible Lattice-Boltzmann Method. The simulations are carried out for a nominal flow condition that yields a Reynolds number of 300,000 based on the axial chord and an inlet Mach number of 0.66...
Proceedings Papers

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A028, June 13–17, 2022
Paper No: GT2022-82361
... to the cavity leakage flow. compressor cascade cavity leakage flow seal clearance entropy loss coefficient volumetric entropy generation rate Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-82361 LOSS...
Proceedings Papers

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A031, June 7–11, 2021
Paper No: GT2021-59284
... properties of the wake. Keywords: Compressor cascade, DNS, Laminar separation bubble, wake development. 1 INTRODUCTION A new generation of compact compressors are being developed for application in fields such as household appliances and micro cooling systems. To achieve high efficiency in these compact...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A045, September 21–25, 2020
Paper No: GT2020-15180
...Vortex Structures Analysis and Loss Mechanisms in Axial Compressor Cascade with and without Bleeding Slot Using Large Eddy Simulation Yun Gong, Shaowen Chen, Haipeng Zheng, Songtao Wang School of Energy Science and Engineering Harbin Institute of Technology Harbin, Heilongjiang, China Fax: +86-0451...
Proceedings Papers

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A023, September 21–25, 2020
Paper No: GT2020-14809
...Abstract Abstract The turbulent flow in a compressor cascade is calculated by using a new simulation method, i.e., parameter extension simulation (PES). It is defined as the calculation of a turbulent flow with the help of a reference solution. A special large-eddy simulation (LES) method...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A022, September 21–25, 2020
Paper No: GT2020-14566
... in controlling the corner separation of a highly loaded axial compressor cascade. Numerical simulations have been carried out to investigate the effect of different suction schemes on the loss downstream of the cascade and the change in incidence characteristics with the variation of the suction flow rate...
Proceedings Papers

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A003, September 21–25, 2020
Paper No: GT2020-14218
...INFLUENCE OF PRESSURE SURFACE WINGLETS ON THE TIP LEAKAGE FLOW IN A COMPRESSOR CASCADE WITH HIGH SUBSONIC MACH NUMBERS Wanyang Wu1, Jingjun Zhong1, Xiaoxu Kan1, Zhenyu Huang1 1Merchant Marine College,Shanghai Maritime University,Shanghai, China ABSTRACT The improvement of compressor performance...
Proceedings Papers

Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 979-992, June 11–15, 2012
Paper No: GT2012-69158
... on the suction surface and endwall, are chosen. The changes of vortexes in the compressor cascade are discussed carefully. In addition, the influences of water injection on temperature, total pressure losses and Mach number are analyzed. Numerical simulations are performed for a highly loaded compressor cascade...
Proceedings Papers

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 501-510, June 11–15, 2012
Paper No: GT2012-69757
...THE EFFECT OF FOUR PART GAP GEOMETRY CONFIGURATIONS FOR VARIABLE STATOR VANES IN A COMPRESSOR CASCADE Marcel Gottschall Konrad Vogeler Chair of Turbomachinery and Jet Propulsion Institute of Fluid Mechanics Technische Universita¨t Dresden Dresden, 01062, Germany marcel.gottschall@tu-dresden.de...
Proceedings Papers

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 83-93, June 11–15, 2012
Paper No: GT2012-68404
...THE EFFECT OF TWO DIFFERENT ENDWALL-PENNY CONCEPTS FOR VARIABLE STATOR VANES IN A COMPRESSOR CASCADE Marcel Gottschall Konrad Vogeler Chair of Turbomachinery and Jet Propulsion Institute of Fluid Mechanics Technische Universita¨t Dresden Dresden, 01062, Germany marcel.gottschall@tu-dresden.de...
Proceedings Papers

Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 13-23, June 6–10, 2011
Paper No: GT2011-45176
... flow and the downstream developing vortex. In addition, the tip clearance vortex could be resolved and identified successfully as the most dominant turbulence generating effect in the near endwall region at this high loading operating point of the blading. compressor cascade tip leakage flow...
Proceedings Papers

Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 509-518, June 9–13, 2008
Paper No: GT2008-50888
... 04 08 2009 In this paper, based on the experimental data, a detailed numerical simulation has been carried out for the compressor cascade composed of CDA blades with fences on the endwall. There are several different configurations of the endwall fences, such as length, height...
Proceedings Papers

Proc. ASME. GT2003, Volume 6: Turbo Expo 2003, Parts A and B, 1183-1188, June 16–19, 2003
Paper No: GT2003-38889
... that the intersection grid lines at solid walls have significantly influence on ted results in the boundary layer regions; but nearly vident influence on the results in the potential regions. s: Compressor cascade, Grid generation UCTION ndary layers near solid walls, due to rapid change of meters along direction...
Proceedings Papers

Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 125-134, June 6–9, 2005
Paper No: GT2005-68207
... 19 11 2008 Through numeric simulation of flow in different turning angle cascades with different splitters, the flow mechanism in 2-D compressor cascade with splitter is particularly analyzed in this paper. The study result shows that the splitter can influence the flow field...